From 7520950fcde131b5884b967ff4ce8577919cccc5 Mon Sep 17 00:00:00 2001 From: Vince Weaver Date: Wed, 8 Nov 2023 21:02:28 -0500 Subject: [PATCH] second: wasn't going to do this, but guess I can add the images experimenting with compression --- .../part18_3d/auto/modified/image00000001.png | Bin 0 -> 7475 bytes .../part18_3d/auto/modified/image00000002.png | Bin 0 -> 7375 bytes .../part18_3d/auto/modified/image00000003.png | Bin 0 -> 7455 bytes .../part18_3d/auto/modified/image00000004.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000005.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000006.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000007.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000008.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000009.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000010.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000011.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000012.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000013.png | Bin 0 -> 3459 bytes .../part18_3d/auto/modified/image00000014.png | Bin 0 -> 3458 bytes .../part18_3d/auto/modified/image00000015.png | Bin 0 -> 4493 bytes .../part18_3d/auto/modified/image00000016.png | Bin 0 -> 4532 bytes .../part18_3d/auto/modified/image00000017.png | Bin 0 -> 4541 bytes .../part18_3d/auto/modified/image00000018.png | Bin 0 -> 4770 bytes .../part18_3d/auto/modified/image00000019.png | Bin 0 -> 4787 bytes .../part18_3d/auto/modified/image00000020.png | Bin 0 -> 4570 bytes .../part18_3d/auto/modified/image00000021.png | Bin 0 -> 4552 bytes .../part18_3d/auto/modified/image00000022.png | Bin 0 -> 4820 bytes .../part18_3d/auto/modified/image00000023.png | Bin 0 -> 4834 bytes .../part18_3d/auto/modified/image00000024.png | Bin 0 -> 4836 bytes .../part18_3d/auto/modified/image00000025.png | Bin 0 -> 4850 bytes .../part18_3d/auto/modified/image00000026.png | Bin 0 -> 4863 bytes .../part18_3d/auto/modified/image00000027.png | Bin 0 -> 4845 bytes .../part18_3d/auto/modified/image00000028.png | Bin 0 -> 4843 bytes .../part18_3d/auto/modified/image00000029.png | Bin 0 -> 4822 bytes .../part18_3d/auto/modified/image00000030.png | Bin 0 -> 4796 bytes .../part18_3d/auto/modified/image00000031.png | Bin 0 -> 4772 bytes .../part18_3d/auto/modified/image00000032.png | Bin 0 -> 4775 bytes .../part18_3d/auto/modified/image00000033.png | Bin 0 -> 4346 bytes .../part18_3d/auto/modified/image00000034.png | Bin 0 -> 4369 bytes .../part18_3d/auto/modified/image00000035.png | Bin 0 -> 4616 bytes .../part18_3d/auto/modified/image00000036.png | Bin 0 -> 4395 bytes .../part18_3d/auto/modified/image00000037.png | Bin 0 -> 4639 bytes .../part18_3d/auto/modified/image00000038.png | Bin 0 -> 4631 bytes .../part18_3d/auto/modified/image00000039.png | Bin 0 -> 4618 bytes .../part18_3d/auto/modified/image00000040.png | Bin 0 -> 4379 bytes .../part18_3d/auto/modified/image00000041.png | Bin 0 -> 4331 bytes .../part18_3d/auto/modified/image00000042.png | Bin 0 -> 4348 bytes .../part18_3d/auto/modified/image00000043.png | Bin 0 -> 4674 bytes .../part18_3d/auto/modified/image00000044.png | Bin 0 -> 4896 bytes .../part18_3d/auto/modified/image00000045.png | Bin 0 -> 4886 bytes .../part18_3d/auto/modified/image00000046.png | Bin 0 -> 4872 bytes .../part18_3d/auto/modified/image00000047.png | Bin 0 -> 4887 bytes .../part18_3d/auto/modified/image00000048.png | Bin 0 -> 4929 bytes .../part18_3d/auto/modified/image00000049.png | Bin 0 -> 4673 bytes .../part18_3d/auto/modified/image00000050.png | Bin 0 -> 4739 bytes .../part18_3d/auto/modified/image00000051.png | Bin 0 -> 4549 bytes .../part18_3d/auto/modified/image00000052.png | Bin 0 -> 4516 bytes .../part18_3d/auto/modified/image00000053.png | Bin 0 -> 4503 bytes .../part18_3d/auto/modified/image00000054.png | Bin 0 -> 4483 bytes .../part18_3d/auto/modified/image00000055.png | Bin 0 -> 4506 bytes .../part18_3d/auto/modified/image00000056.png | Bin 0 -> 4732 bytes .../part18_3d/auto/modified/image00000057.png | Bin 0 -> 4476 bytes .../part18_3d/auto/modified/image00000058.png | Bin 0 -> 4468 bytes .../part18_3d/auto/modified/image00000059.png | Bin 0 -> 4442 bytes .../part18_3d/auto/modified/image00000060.png | Bin 0 -> 4444 bytes .../part18_3d/auto/modified/image00000061.png | Bin 0 -> 4461 bytes .../part18_3d/auto/modified/image00000062.png | Bin 0 -> 4696 bytes .../part18_3d/auto/modified/image00000063.png | Bin 0 -> 4475 bytes .../part18_3d/auto/modified/image00000064.png | Bin 0 -> 4675 bytes .../part18_3d/auto/modified/image00000065.png | Bin 0 -> 4455 bytes .../part18_3d/auto/modified/image00000066.png | Bin 0 -> 4449 bytes .../part18_3d/auto/modified/image00000067.png | Bin 0 -> 4416 bytes .../part18_3d/auto/modified/image00000068.png | Bin 0 -> 4446 bytes .../part18_3d/auto/modified/image00000069.png | Bin 0 -> 4448 bytes .../part18_3d/auto/modified/image00000070.png | Bin 0 -> 4684 bytes .../part18_3d/auto/modified/image00000071.png | Bin 0 -> 4693 bytes .../part18_3d/auto/modified/image00000072.png | Bin 0 -> 4485 bytes .../part18_3d/auto/modified/image00000073.png | Bin 0 -> 4490 bytes .../part18_3d/auto/modified/image00000074.png | Bin 0 -> 4727 bytes .../part18_3d/auto/modified/image00000075.png | Bin 0 -> 4719 bytes .../part18_3d/auto/modified/image00000076.png | Bin 0 -> 4727 bytes .../part18_3d/auto/modified/image00000077.png | Bin 0 -> 4691 bytes .../part18_3d/auto/modified/image00000078.png | Bin 0 -> 4681 bytes .../part18_3d/auto/modified/image00000079.png | Bin 0 -> 4428 bytes .../part18_3d/auto/modified/image00000080.png | Bin 0 -> 4639 bytes .../part18_3d/auto/modified/image00000081.png | Bin 0 -> 4838 bytes .../part18_3d/auto/modified/image00000082.png | Bin 0 -> 4636 bytes .../part18_3d/auto/modified/image00000083.png | Bin 0 -> 4679 bytes .../part18_3d/auto/modified/image00000084.png | Bin 0 -> 4699 bytes .../part18_3d/auto/modified/image00000085.png | Bin 0 -> 4685 bytes .../part18_3d/auto/modified/image00000086.png | Bin 0 -> 4431 bytes .../part18_3d/auto/modified/image00000087.png | Bin 0 -> 4371 bytes .../part18_3d/auto/modified/image00000088.png | Bin 0 -> 4601 bytes .../part18_3d/auto/modified/image00000089.png | Bin 0 -> 4360 bytes .../part18_3d/auto/modified/image00000090.png | Bin 0 -> 4359 bytes .../part18_3d/auto/modified/image00000091.png | Bin 0 -> 4592 bytes .../part18_3d/auto/modified/image00000092.png | Bin 0 -> 4601 bytes .../part18_3d/auto/modified/image00000093.png | Bin 0 -> 4595 bytes .../part18_3d/auto/modified/image00000094.png | Bin 0 -> 4602 bytes .../part18_3d/auto/modified/image00000095.png | Bin 0 -> 4627 bytes .../part18_3d/auto/modified/image00000096.png | Bin 0 -> 4587 bytes .../part18_3d/auto/modified/image00000097.png | Bin 0 -> 4563 bytes .../part18_3d/auto/modified/image00000098.png | Bin 0 -> 4556 bytes .../part18_3d/auto/modified/image00000099.png | Bin 0 -> 4546 bytes 99 files changed, 0 insertions(+), 0 deletions(-) create mode 100644 demos/second/part18_3d/auto/modified/image00000001.png create mode 100644 demos/second/part18_3d/auto/modified/image00000002.png create mode 100644 demos/second/part18_3d/auto/modified/image00000003.png create mode 100644 demos/second/part18_3d/auto/modified/image00000004.png create mode 100644 demos/second/part18_3d/auto/modified/image00000005.png create mode 100644 demos/second/part18_3d/auto/modified/image00000006.png create mode 100644 demos/second/part18_3d/auto/modified/image00000007.png create mode 100644 demos/second/part18_3d/auto/modified/image00000008.png create mode 100644 demos/second/part18_3d/auto/modified/image00000009.png create mode 100644 demos/second/part18_3d/auto/modified/image00000010.png create mode 100644 demos/second/part18_3d/auto/modified/image00000011.png create mode 100644 demos/second/part18_3d/auto/modified/image00000012.png create mode 100644 demos/second/part18_3d/auto/modified/image00000013.png create mode 100644 demos/second/part18_3d/auto/modified/image00000014.png create mode 100644 demos/second/part18_3d/auto/modified/image00000015.png create mode 100644 demos/second/part18_3d/auto/modified/image00000016.png create mode 100644 demos/second/part18_3d/auto/modified/image00000017.png create mode 100644 demos/second/part18_3d/auto/modified/image00000018.png create mode 100644 demos/second/part18_3d/auto/modified/image00000019.png create mode 100644 demos/second/part18_3d/auto/modified/image00000020.png create mode 100644 demos/second/part18_3d/auto/modified/image00000021.png create mode 100644 demos/second/part18_3d/auto/modified/image00000022.png create mode 100644 demos/second/part18_3d/auto/modified/image00000023.png create mode 100644 demos/second/part18_3d/auto/modified/image00000024.png create mode 100644 demos/second/part18_3d/auto/modified/image00000025.png create mode 100644 demos/second/part18_3d/auto/modified/image00000026.png create mode 100644 demos/second/part18_3d/auto/modified/image00000027.png create mode 100644 demos/second/part18_3d/auto/modified/image00000028.png create mode 100644 demos/second/part18_3d/auto/modified/image00000029.png create mode 100644 demos/second/part18_3d/auto/modified/image00000030.png create mode 100644 demos/second/part18_3d/auto/modified/image00000031.png create mode 100644 demos/second/part18_3d/auto/modified/image00000032.png create mode 100644 demos/second/part18_3d/auto/modified/image00000033.png create mode 100644 demos/second/part18_3d/auto/modified/image00000034.png create mode 100644 demos/second/part18_3d/auto/modified/image00000035.png create mode 100644 demos/second/part18_3d/auto/modified/image00000036.png create mode 100644 demos/second/part18_3d/auto/modified/image00000037.png create mode 100644 demos/second/part18_3d/auto/modified/image00000038.png create mode 100644 demos/second/part18_3d/auto/modified/image00000039.png create mode 100644 demos/second/part18_3d/auto/modified/image00000040.png create mode 100644 demos/second/part18_3d/auto/modified/image00000041.png create mode 100644 demos/second/part18_3d/auto/modified/image00000042.png create mode 100644 demos/second/part18_3d/auto/modified/image00000043.png create mode 100644 demos/second/part18_3d/auto/modified/image00000044.png create mode 100644 demos/second/part18_3d/auto/modified/image00000045.png create mode 100644 demos/second/part18_3d/auto/modified/image00000046.png create mode 100644 demos/second/part18_3d/auto/modified/image00000047.png create mode 100644 demos/second/part18_3d/auto/modified/image00000048.png create mode 100644 demos/second/part18_3d/auto/modified/image00000049.png create mode 100644 demos/second/part18_3d/auto/modified/image00000050.png create mode 100644 demos/second/part18_3d/auto/modified/image00000051.png create mode 100644 demos/second/part18_3d/auto/modified/image00000052.png create mode 100644 demos/second/part18_3d/auto/modified/image00000053.png create mode 100644 demos/second/part18_3d/auto/modified/image00000054.png create mode 100644 demos/second/part18_3d/auto/modified/image00000055.png create mode 100644 demos/second/part18_3d/auto/modified/image00000056.png create mode 100644 demos/second/part18_3d/auto/modified/image00000057.png create mode 100644 demos/second/part18_3d/auto/modified/image00000058.png create mode 100644 demos/second/part18_3d/auto/modified/image00000059.png create mode 100644 demos/second/part18_3d/auto/modified/image00000060.png create mode 100644 demos/second/part18_3d/auto/modified/image00000061.png create mode 100644 demos/second/part18_3d/auto/modified/image00000062.png create mode 100644 demos/second/part18_3d/auto/modified/image00000063.png create mode 100644 demos/second/part18_3d/auto/modified/image00000064.png create mode 100644 demos/second/part18_3d/auto/modified/image00000065.png create mode 100644 demos/second/part18_3d/auto/modified/image00000066.png create mode 100644 demos/second/part18_3d/auto/modified/image00000067.png create mode 100644 demos/second/part18_3d/auto/modified/image00000068.png create mode 100644 demos/second/part18_3d/auto/modified/image00000069.png create mode 100644 demos/second/part18_3d/auto/modified/image00000070.png create mode 100644 demos/second/part18_3d/auto/modified/image00000071.png create mode 100644 demos/second/part18_3d/auto/modified/image00000072.png create mode 100644 demos/second/part18_3d/auto/modified/image00000073.png create mode 100644 demos/second/part18_3d/auto/modified/image00000074.png create mode 100644 demos/second/part18_3d/auto/modified/image00000075.png create mode 100644 demos/second/part18_3d/auto/modified/image00000076.png create mode 100644 demos/second/part18_3d/auto/modified/image00000077.png create mode 100644 demos/second/part18_3d/auto/modified/image00000078.png create mode 100644 demos/second/part18_3d/auto/modified/image00000079.png create mode 100644 demos/second/part18_3d/auto/modified/image00000080.png create mode 100644 demos/second/part18_3d/auto/modified/image00000081.png create mode 100644 demos/second/part18_3d/auto/modified/image00000082.png create mode 100644 demos/second/part18_3d/auto/modified/image00000083.png create mode 100644 demos/second/part18_3d/auto/modified/image00000084.png create mode 100644 demos/second/part18_3d/auto/modified/image00000085.png create mode 100644 demos/second/part18_3d/auto/modified/image00000086.png create mode 100644 demos/second/part18_3d/auto/modified/image00000087.png create mode 100644 demos/second/part18_3d/auto/modified/image00000088.png create mode 100644 demos/second/part18_3d/auto/modified/image00000089.png create mode 100644 demos/second/part18_3d/auto/modified/image00000090.png create mode 100644 demos/second/part18_3d/auto/modified/image00000091.png create mode 100644 demos/second/part18_3d/auto/modified/image00000092.png create mode 100644 demos/second/part18_3d/auto/modified/image00000093.png create mode 100644 demos/second/part18_3d/auto/modified/image00000094.png create mode 100644 demos/second/part18_3d/auto/modified/image00000095.png create mode 100644 demos/second/part18_3d/auto/modified/image00000096.png create mode 100644 demos/second/part18_3d/auto/modified/image00000097.png create mode 100644 demos/second/part18_3d/auto/modified/image00000098.png create mode 100644 demos/second/part18_3d/auto/modified/image00000099.png diff --git a/demos/second/part18_3d/auto/modified/image00000001.png b/demos/second/part18_3d/auto/modified/image00000001.png new file mode 100644 index 0000000000000000000000000000000000000000..6feaf6682321b50c2209b9b90ef83db0249b8a6e GIT binary patch literal 7475 zcmdT}eK=J47ysTFCU4^!KP9xx#elgN?2(|l7xiD{LZ~YA*7z&KYl$=kNds%`*ObLe9k$ab7r@j z%Y3$qz6wH!?d0gN2q9)JLJU%g0dL5U_Eo_jWuD{mt?(D4|GS!8{tF%y);QU_VHm<< zwq9BWW8*cBi<}V(F-3^@8lg6LMMx0ZHU*)_Um!H|M}%~FNtvJ7QfqzZIL|>Se_Fm1 z&jBG#vEG$pxlGnjo0ikjDo$~oP|!RvyIBE=8=lofmnKG+ zwQE)wX_M&SiZEF?!MdcxMGKU<#)k-&;2^=etqj9SEo<#@rndqI{hVAIJXO}#HP7yD zW9Z8el@(ndi*Qx0aZI0z^ zZ{MCF68YbcK=bw35^ufi6TTQb_m~pbIFaxwWpR*6VDrTlRt)`XV+3~-)9U(&~ zLV!6M3&I^?^<=omSOF#(J>c-nipeLU8bP5GBQZO*yr%~dN{S{}qh~PL_z`ctWH{QV zNv+A-4sL!Ega`%!qSmID93WU{0C@VK8JI5kfnYuFXD9|y!F2RO*lqqhhB6<()3fz? zQ-15Xn3I!p;er;4N8AzvPBAubR=W)-Ay}Q+*3hsyyCH(HLX$b{?^TmeY)fx@SXo*5 z;zgjJv;RW57IM~?7*Q2S=PQZAmhkE^RgHi|IV z8`g2rcl0qV!H@s$FpAX_3UPs_PD@;AQ#QMfC#CO^7nI5WyRr?A^|&^jM4lS-P0%oH z61T+I_|$)QXuy`VMi8tDL;7r{+ozOggD1eS5KjM(P6eY;I}2|S$(sPH6q>tEg-}8Z z;R&e!;JcbH!am$!y2ns=HFOEosg-|YIFA{UJxYLC4*^^5$ihUndT0S12X#nV^L3BY z!o8jprnjmxaYfqR5UD8uuG|TbSqHYMtMdZ=XulH+jlpHHs{OFN2*;mW? zuE243cpEG4mPx0v`9@^*6pw99Z3l`pWUX~C_+4>lAlHU~P-F$Wiy@HvbrU{NkJL!% z$Pl$!3x84I@PYxXSA=DxbS0kZk8k4Zf`#Ve_UEeCR!k~=r30poAtKf@^wk+{9ZxIQ z{$?yH`HmT(Qa3p#FiVTrJl}le7Vsy}G{O###%EeRL=Yo9J%{VJ{Bg`yWRa zFBNW$T5i1IMjcvgd8FlsDbKGutV3)74$>XTlxuebcDEs5ytpR7qbMqW89Ma=*^j6V z4A0*RE^M&#hwq44r@^lL8LcHrUKi#3eI(Vp|3!(X*_V)sWb(f zpd^0^pzkItNlGFJmfjeOmceO*dGb2SzyS^pV9@{o{8)f+x8c#ajiaB~9c4VDe13l_ z579)?^Ags5Qm-{{hDkAInP_%T&Nxok&R;C2kK=?tris^Gh>wbN<==l08rt$y8q`>v zmEvBUVS>$rH2Pg(Wc4bxXfwZsXVD6IYB=N>Jr$hUuhJTjd-P%^o&TeGj|4pfa!AmBCC1##XpJ=AK6zetpHKlJmklj7>N z$;nT{WSmx>jqsPF7QA3exa?!#^q0ZihLzUEmBn7j%1ZpyG^$jyLaC}K9CBn*iaaD` zQYJ2EHM!K!(IIMSGxj9g{Ptn$P-MhY)&Od}=gqQr4I_*i8#Tn#mR079hDWr%YA0f~ zP*UvRcX+Sk-edA@Z=B!y+~*$nLlTsWba~JXf^Xo|7eN1Cz9vQ6519?Y2>fy{-!5ZC zfv8eX?gd^8aT%1pR6W)A<6BjhWrAoOLTXV|FW^l91|eWocIa@+c?Ov+ZmPM{-*)D~ z=}Mn1De<%9n;ycffsXYT7xIX((9rv=v!z2Y>k0i%8{CO+LXTanx!Oe&S{a8UDa!Em zOf^YOK<1CLPqNTWXcWAoMg?E%qk>&$D-g|4BpQLBzpp@an0u@yseX`DRf}anW*J1? zJ5W^|Ui^II;*J@##&Xvwb2}gVhIXNc@LsW0lDV&jHgZZNPO)O#$}k#pF3r`CO+w1hlV%t@OSy99d?UOl)j63(Daqgl4Rq z^s_ivW}D+TZypnGsr<(Risy z{HZRP%f?xuheSk&ZR@kofDTcj(3=m2fdlwv9tyLA+6&#p;joL2io}8wOV4;rD7BbA zp(RMe>OlDmVews}qo%Crgch0WL-Cc)Ce7(9>1AduEiG17R!0`D=euH_3Z1PR1JQ1t z2lO?Gtxy07Z&{FeewAvStZVjm^|PI=n8H0v5Y3vZFuRnrXz0`u7O9XI2%qrv%6xmuJVJ6`3;Qf5K>%+Umb zo8=9i6Y&}g6GsB0oJ%_&CfIGc(<|Y6mm07M_Wwhm6X{m54s7Mts^H7nPvfJ{ygVG53#Vp8G zOnv0ye{Pjf?DHsZOS@%#s*&hVkD1Ik*uxEyM+5CIMS-=Co<7|;EuOQ{o)|+>`+>WV zld_wszA>COIcp`5*0I!6|8cq3SI8)bTp&tQ8RhzLZiRJ0VeWW2W!^VNFhd^qb2lq+ zQYk)sAd-{&3=ckwiQSkSC9PE%_&9*o=`-Eaz5+^YN`S zL8yo04PS2t$mx0w7pPL=y2y3OGsFsO`Vt{6Fk>}f{PJRJ0%m*FJ>x_Hu9fI>+^Lpg z12HmoPw?H%9}ydb+l8`9sZ?56SSZ>5cllzZOQD=nG6aY_0V6!H4CqFEYbL+7>{?9e!<_2AbC8ujq=4@iXm2Af@{(=U9aj&-7Xnm=DjE{p8x zci@V3k@Ay&J-blc8k)TUI_zUNYmY)PFPI^vq$~K_KM*CZKqc7~*n5QnNJAaZs|%)h z{Ps)BGnL$PgU)saJNK3yPqw?N{#F9@xFJhOEfij8mli+F^RKd0u>Q(Qi}5;2ESmt) z_>V!wRDWB6Ri?)8$TPKWT>@W+tZ!jeOdA;0kl6NI`KcYL=5FhD6&s4)ehe9oY7Ii` z+FSSxvh&R^TXbUhhR|GrUw(Yk<3UQ^tX?7NokM7Ml-ff|u4sy_9j+=VI-p_XzOW`Z z(A>4v$6}g(1_cj5Zw90HUugTZ30O46nP4oyegz+yFr`f|%PejaqT2fz4DhcMn^v{2 lm)q8M%zJ6WNZ2A%l$qr}Cv!R`!H<^6=@S=+Q**!g>VGCOBf|gy literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000002.png b/demos/second/part18_3d/auto/modified/image00000002.png new file mode 100644 index 0000000000000000000000000000000000000000..bb834ee9c0198da011c071ade7c364f3768e333c GIT binary patch literal 7375 zcmeHMYfuwc6u!F&5GWC1P$@nD@r6{-P8^_s1jGT_LQt{TYJo~;NNWcuAOcCq;nL{m2#6%9mePvUwU$~dd58uIl7xV;34~4WGM(ukJJYKD)7c+8clX{s z=bk-#zkAPo-+{E$M7D>Y2LOPboRqKu0EPwt6lbBZ2cLE5K5X0zl3p)@Ei!!x7JvH- zykX`fuT4V`fE+El@)~>&$Vu9e0zml^0I)p(Ou#PecK~**1Yj^5fR{c7U`|2ZrS;L2 zZEjpj8~`0Jb|e=h0N@Rh6XMcK>rC2JUT^O$+k5Y;kW)VH*$1vj@e@H;cU=!XHs9^@ z8lPdVw%I*Z1B}W%b*NJA*I$NTjY7)bsB&sf}-fGi9X1o?kI~ zTu+WGl{Xp%a&jm)wv}KrZE;K<=sUf?C{R&Z<&A@RYx#^hfeIvIALbew&u0{P zBJ8buFjs>w>etLd*qT*LUI7R7!*W)1e%si@!zTTtE9wZK9ErJj zIO-Rn%yP!SQ4rdD=ZjorvC8Gq`BQrFXxHsbkx82Msa$NbZD$R~P_bH_ZjS^iV`ezV z5XFHp-#?D2T4Ef78S3(}?hLi08ph~1?V7-j-PG`&D(t8JZrZ^!SUi81M4Jj>$6jxf z9duhby=eP?-1Z5Go`<9y#ZH@bAs(8m96a6q@!c^k#2iBp#OiJ)Zxbr}0CUZ* z!A`%-=R)jw&ZNv1La@Z4vgJrh0-v!miNA5N;s6AitGnc!3 zJb`vb=Zsz&G@R&NgWeqJ1BE^}>GFUssp!h_nH9*zdCe^Vcm`8k01Yh~S~Rqt8MJ6P z(Qu;SM8oO-Nq_yU6|F-`Bc`c5ZCi#9wm*pC>mJ)(J`#9js_V?uSd(HhweFUt+trKP>aI&9K`mZ%fIfc6?IrB(s2_qaH`zVsM$V1cM zjYENB<4#MYi(x%W2t|*xtwbFWz!JIQWtxi!EgD16AiMOB9H3@-0MS3Gs+t z1o;6JVb?)9CA$)HO@;ExMLwU=2ql)y0gB37P;z+zN-*z0wskgCRCthBeeO^7!Uc*V z?0;x3)?=i)M^uVLg#Y)GJ!P!4`4j)<$EHpeG!@={B7U~`sCfqz6hZR3)PxK1*}MJ# DXBo_T literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000003.png b/demos/second/part18_3d/auto/modified/image00000003.png new file mode 100644 index 0000000000000000000000000000000000000000..1ec512add48c8079b9b9f42738dbb061259629c9 GIT binary patch literal 7455 zcmeHMYfuwc6u!Gb1T})7SW_x8Ds(E6R#Kz#3I+?P7^|&9hk&gDu@(}D0`kiGC=}ZY zQ?)4a2vTth3f6WAc|c;R#TtRF)Zzn>kw*fNR}&-&dGv~%b~@APYsMeW?2nzh_uf5c z?w<4Qckg~DZ|jy2@+`_M0022GGUa{m&zbCfw zLE%9FG_Pt7;{^lY2*QGc-byPT?jpCccOJ}n*Ehwh3EV@^+1cA~*z07kHpS!1f(snS z+t;3qc#ZsiesUk{c=(rJnLEp5ne5$n(jQEDU2146@qJa>>O0ygO&z^@WTt~#fN3$f z>6h6m9c|38TFgohNyg+z!YC74=pjTncAOqZl!E18wsYN|d6$l4ElPM`l_qA4p<{8* zxWe6r2FM86bv=WGI}+XJF&Z^6r|%X9rTFy1)z_9l9F4b%yq7+L*y~7oY`X4@1DQlc zGG0mdo~`a~$e>WtPDI)M9Q#3+TwuM23p^{3p0`bM#Qe$q?gC)V)f7mg`|7QiF8I8& znRJ;?Rx5|Zt93r5toPHBMC=IHVPgS1QdSOQQ60+U(A(s`6SD zPG2-kqhRxpmevH(0&cFRJ%v9vD?z>D!jHhKGwMj=YF+ytTCKXS>6qyIi9^!0x!LQ4 zB}~%TJ$p_{qO>Y)UzA&Y{7AB?MdK>+Pe#@p!s1kQ)zc5dccIzPd`0ZHWv|yb6l1nR zci~;}a1{zLx-x`1(8SFG)PD2i1Hov+WVS_HW_=VNI5o%;7*CX$`eKk>gUx}K@%(IE zg_~t8H&B1o!O}0a81e*%3zJp73$;IZmSxVOYQAm@m}=o>YYnP0fuX-ppl@=s=%J-2 z@G?VZl8a}Rw+!Y{fwe!?Jd#K4Ip1k;0~p^tQ7bSHNG(%&a>XXGHvZ1kP<3si#i(h{ zcZ;dK9b3@#*lR}5C0@8n#WajN$24u4hu>rm8Gft?>3DOw5V`K>hUd#Qbv~caPhoND zYEPKjGf{;>kS6T>*lm(C9h(?F`?t3hh723qW8fF7KZ}?*+xkCQ{ECQl-4~_QrH_n5 zkVD{ek$u=}*NA70msXk1l z(ikMCOT~Nas38m=omx6c|H%hzM~iZ>xKIXZs}l|*&xB0%8CK~oT;zmF6Y5WvSc=mwBK? z?g*I?#%TY|*?(KeawMF|@L48AUbg2@2v>ibG$L029^gc*h*ssUim!6#b4(^D;x&F43pLXYGbJ1E30J3LRgf0)kguXRQzqy{j&uXod)H{;uHs&>$N$Gl@deUOEQ;KOYgNz z(|B{4LTS{svjk>MjNtLzc)59)8)!9Ysg3%Fso?VdNP6LUex!fljQx>JQG@;38zqy` zH>XDBR_@r90DaF9hd|R8?TY%mHFhG(1&<|nJ@)8( zIdutda-=J@`=APH(W8x1Bd|oWI3QE+4@Rq@4AB`UdCe!u%@aliK?w#HyFPthk# zS%1u*&B^K5z}W7HgYTdij20cnY?pWl@6N;L!%)43v>eAOmk5!Mpqy+&<3m%O=bFTf z8kD!@$yD6PAeOCPiI5dVSX>B0yD_?NXM2Ay h>3>$!!UqM&Pu@*R&s*oZVSy5aZP*fAvwqj%Uja*1G|>P6 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000004.png b/demos/second/part18_3d/auto/modified/image00000004.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000005.png b/demos/second/part18_3d/auto/modified/image00000005.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000006.png b/demos/second/part18_3d/auto/modified/image00000006.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000007.png b/demos/second/part18_3d/auto/modified/image00000007.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000008.png b/demos/second/part18_3d/auto/modified/image00000008.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000009.png b/demos/second/part18_3d/auto/modified/image00000009.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000010.png b/demos/second/part18_3d/auto/modified/image00000010.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000011.png b/demos/second/part18_3d/auto/modified/image00000011.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000012.png b/demos/second/part18_3d/auto/modified/image00000012.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000013.png b/demos/second/part18_3d/auto/modified/image00000013.png new file mode 100644 index 0000000000000000000000000000000000000000..cf5dcd20ddb1266d162d86aea08428423095843b GIT binary patch literal 3459 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdFkom7*a9k?H$J~r9csfi|bE!xZM3e>y2Y_SfbFS zqy@VRzvL@KXr7bYd$QSlPxC5!HlQIR5ByP>of#j;!q9M4!vAvF?z^AQmd?1(#L!?W zsek$0^Uv>Rzc$#<%D|9qWCslU%*VO6UY~th^i$@UI3q)XX_3SKueIik3?9mGzisEuyzTQ3FFp@!UZx7;XfPgpW)ITB pAm$IMJ{He|Hl>DbyMBXDJ;VKse_!|VE6)RY($m$?Wt~$(69D8C**yRN literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000014.png b/demos/second/part18_3d/auto/modified/image00000014.png new file mode 100644 index 0000000000000000000000000000000000000000..c46acc3c4de2a9d3f4c86a6f642cd14f5ff112d5 GIT binary patch literal 3458 zcmeAS@N?(olHy`uVBq!ia0y~yU_QXWz;uCw2`F+wwC^#H;w=ES4z)+>ez|hdb!0-zw)bN6Vq11qZ;Z*_ygVhWM2JwP9 zy8>-Mdea?!9T^yo8y)v7aA9EJdEx2e7*a9k?X9(aQGpU|7Z0yL6v)iN(jcwYRid(SS#z+jik^Wtuv`T|CV2f-{Rz{p|(3NkVB zGB7kYurV|^0IhXU0Lm%|Twq`j;K*QL;22dl8X%)7WHc{~77nAON;5DRysXvi&eh_A0nDM2;MsND*YKMAO1_rg*_1Dj) v8MA#!+9(0+2=MP+J0H}07|Ebv{|j;T_rJERzB>ITC>%Up{an^LB{Ts5>QUX< literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000015.png b/demos/second/part18_3d/auto/modified/image00000015.png new file mode 100644 index 0000000000000000000000000000000000000000..8fb61209ce92f1d48ffc2994e9b9dc344ad694e3 GIT binary patch literal 4493 zcmeHKeNYtV8DB689)emgS_os;qti$xd;4*FAG^7eAa}qy99-}Ou@c$aefL!=}Ztui&qG(=1q)6kAd$)v4ct+~Ft2ME*5 zbePuvxS73o_j#Y^_dd_>`MvM#?($bxJD^ua})X7`a-o z?^i`HWESqbma}x$lliaGhu5`GFCGuR@?g(%HRpESThrTp|A{xZJ<(ZL;5B}~JoWs@ zzHJ+Zzo$?=q3n0p`17{@EdRg;`eFJ5*JJc!*^O^-gIkUS)(mxYeNtKft*?B!>wNR0 zA3bvJcRzh)$v@{WTiRQkzvx&==j+S%N4FJ(HooonWp!2Lvx2u4e0N zwIBB&NX8DStjzB%D;uu|R?)X*udDLZgN0`{T-fcoFRy(;>l^<5A&;l9AP2DJ{^7L9d*^&C3R;$ukTvu&Tj1jVt%}*ciZUopI3CgkeK`IpSJ$>Jb7p_ zHs>z)2Vb>RJ(Jv#6ff8uql+pUJaxOy@4Ec8#_sETuk0R>`+jTAaauNhbo_6p9||73 zcxu)Bmv$dsShHv#;QQg`WuwP_)A8s_buBNRbKS@(@@xT5U7-iMUpGC0mUeBQ^ZcQc z<=gA}jX4cNH8-wTG@fvqcdlPUDEIHr%RPQ2E4Aaj;dKWOd-39)%$pAvj_`$lesA`W zZ{Ws?_P(og7i^w$^zTPcT*?$nymI@?e^^NTBzOJ#gcZzx^cEq-KpWcZJlE`9F0@R!l7m5(dmdHe9M z&mu_P*Ci;gwZ1Brmm_9Qkb}USjKrYs5X4!MjB$JmP|+X=Nl}++^cN>gs3f>d^;RF@ zi?F2O6`jo%f}$#lgressxcPF6N!X5VKK`}2qzha!3hed zC=7aF@s6mWa+IXvt2#U0WVkSX(qj8ms z@<4-v;ARQpFcc>QtrUq76e(ad1uU3@aR?Y7?F2(O?0~ZqlOSpo396C{PtHn%5+Iaa zv^cCJ<-qKKWFQn7#2ggCV7wS40nLe)AYs>`1fDIIl?VshDMh#tz+=&nKA{oLmioOe z6J<`Xs$2YFP8DH*%Ty&r+mg3k15yO6RymDL(#FsXWg~1hhs{A!(3CMETWzrHrwaAHSAKXp?r*dvi1rU^=EG)sW zq&+|oENy3LD@M>PG09&RB(dYad25>ob*5WhDaGOX9l9yKqgI2~^i%pVEa_VbMfFX= za(udkIM)sYJx_?0p5mLiXb8a5V@$5&cIgYG!1Go*Xc6t01MpByBw#QGa2zJsIeQRT zgdokN`!|6emqj(fDWEh2d4ya+dFouD%k@STPt7IK474sl!Z4@`(i)&B)@o(pL6Rm6 zzw;$hB0~wZ$YH={foj+4WGq1*69t+Oc`Iq98SB)f|ECfsG+~=sq7&DS#qp*(@&9Oh z+F{Z;3aLrk;Q0)Xdwk-&AL9(RlfZv0Np`sUlOIrL@0S_E6FKue7el6v`g*?~P*Vkt}e{1km zs!5rZ+UV@>?@#R?H2%XmIQ(rTHJD1Jpnw0KZ*;<8ZmhB)jv(eD?aD|VENO?vEY<7t zWR1*Sco%NIa=BWDrhC2a(m>_FCuhkF1euqK-g9K@yE{KMW_A-Fu3CA(zuaipx$;1F a{``2!H#3rppUQ?Ih}To?KDx4L`@aF!%r`p# literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000016.png b/demos/second/part18_3d/auto/modified/image00000016.png new file mode 100644 index 0000000000000000000000000000000000000000..c6f982005c5b12d632a02079471f73d0a628f008 GIT binary patch literal 4532 zcmeHKeQ?v}85c?OWttGubX~g~C!Dc^9kOIgvMmvlrm;!P#la13ASJYsrB{iP*m5K# zb|5_{&~{`i<#Vi%aImf&=_qa5a{cC`grzWUE8;q|5yjONU*WUGV z8~?>;>y@7O_x#@H`9073p0(avT9j^h$bcY7y1Up}21hUa5vhsr+Bq-%7#u!c;ajSe zabYy1$f8saP^~!xP!N$s1c{suc$Z~#p{ch9vRB@dwB`I-8a z%Q{!4Hh5nVO1kbKJDywp{;b-zjy>~|1{r#fVuZPoieYxuIr_6i5hb7rsE_nWGD*z17+=ebIg0 zKF_aPW)60qX#VM2<#liT-f?4UuInlA;w7qk<8O^WM+?@iNq%+jkp*kY+q0)uoL+R} zdeQPjPSZ1$j}gk;-5Kd`UP_6s?eBa1;t!!(%o?wKhIcHR5M*5z}G7th|d`Wkujl?0+?>b?7# zKWe<%a1*(>_ctfgL!s1?t#elP4fLHqd-jf__v^uwN46<6YuAOyP(LGtn=A&##D8tMntQqW->{NRugl>~=z3GE>~p+Zn26|Ydh;uWPn zenlP62*&*RhP((12?9Xl&`6*@sIn1^riEA>4~N61FlmyNYTV2)3{F^Ziv@!SOl=NoTm%cM zxjIFh!wFPgkwTgz2T`4q^UIBz!)S!_=x}_2kjFDZA5@1_fO_B&E`*y+1ReSO5$JPztX076x`s(IX!MQ)FG z#6y>$S_*_>UQq0DNKFz)#TplzJ`+o4Y#`8mgm)ZzIQJMBqC6hfDf5kbcy6b|sISio zGA{{i?3T200%5l>n3)DY%T1iO-}9~+fUB|s`GM>7;DkeG$>ix@@O zDa>y+Qy9(Azy>(V2F)=lfoB)UN`Qmqlmc8ez(c|6*n}=PTi|s&j206yYVp={ng|^n z#u6#m7#W@LNdd4}<8(F6R)%62o0YOMBuQB5QBXNhRM?3+r#fYW5fC(HE?qaG5fdyY(d;C2!?jdOAufTV| z!OMaqHh&jd-#lnuyyV4_3fFIrnc_QYF=&WC#UJaX*j7T(*rs4PKAwWgH31Kr)z}BRGt*m`RND3w}(X00jgq0cg=Oo?VqiEzBvP zpc?83wSw&#(+Zs(E7Y9v=x`0ts{jSV2)$)}x^hr3YDh5r?x)BJBt-+OAG6YS2BXZP z6=SSG!2AM5&^DT;8OwhO_&=rijh+}vF%Q>|#o?mn;om5G95Ch_h0?@r@O*~HJw9^Y z4{4^KtatG<)NXfi1xP))$b|HrlxtG12`Mlk@ML#Q$~7ScCIp`BuK$}{hS4`h5QKm9 z!tj0Y*)Q33@LiJhmiSz7yfCAxs`R6%^EUEQRa;wI_Nm)FN266rVzf4|y}doUyC?hK zc|Cp4E76{4Gz#(UFFd;%4r!s{3Kc<2x%zKPQ4VUpJeO#!g}s2NT?UP#8Jiy*5W|pL4#% z4og)&E0MOe&;VPTRIrT}I+_g_sO><2k~AGdP1cl-uK-)OGK97)l(vuo-g|Zu9Iet6 zZTuHY=lAY?pXc{H&+qxYuYBI@tSrmUcsv6^kZgOowF-_-c#&x-@cY0IvwPvtv&L1c zRB>T6C`%sE2T-LY2v86aJqQvx?{{9v?k3ajc-ywrrySw(-?8rr42)#1bJ;(8z15u4 z>97CS(Ut!U)`KhhUo;H&o;cMuIJLvs z#}1#fYETFSc@=J&1~Y_t6!r#ZLrV`t}in=QX#PMdSyXBqFYKUqHdkmK=f zd5@KyJbdL!pZm1~S(N-n z;LUT&qSKF6_ui}7ILn&WxDj~17uwdoZur)RWov&GPJipKFZ`pQ+WROzbB6WLPiiaP zjBJQ_2KC0_N6PAK)tmb_fAQ3c*KTdS-qt5|{9co3)~^2Y;8#6M+y^dpFM9Y;+rC+g zAL(;B-f5jTeBe~eONXi(e*KB%c4mR?dGOQgOy6rCVLQ;`jq7K=yZ2=2`s&WS%)0Z7 zZ{I3gaonoewES68etK6<_QC6^(G8b}mhIVRCknSEkNznCDxd$i%MYD*^xa<2-0@9% zZtKjhn_b5*C3}kOQuE=nv&i3MFJB(kfrsC}m{j^!*17f-h2=}Fi)It)ji~$3s_#{&eZmJ!G?c(979FHg4O68q$5}YR*B_nWUzEi zrHfzFz?%fDXhDWK!a@K)P&hQ=_XR?1#Dc|eS$MBb6BrsZQ5q~*t;30yNHRbf4Wl7( zTSRQ8u>~2ZSr$BOm9=yX0zO%=Rf-a12_hU0YrEhSAjo!CEE0NlnjgwP0#| zR*-m6U}Lv>!EH2oOj=wp7>zhXX?dK}>HyABdZV7wQ4}L^2~hSxNZ|rJP@y2WMua#9 zKpO-jL*WMA=)oC1N8%jK(YO{EjRGaO1rtpsKrEI;s7lV4n3W18KqyA9X9SXFa6Qlp zI0LjW5ravG12<2?B`%RML*{SL@?luEvSUE#ZJ2gqc!oUu^Fe2 zQ#{bYf>nrtrpSF$m*@ve6;5T7(wi8lOcKV?(u^U&yBf$Ls6-W$A~jkj=B~Ddg~dQ( zIaQ|+AT|$cVM}DdDU$4xB%cLS6F^nZiDd`eP6DTJR!#vBl%%yRX<{jZi>6qTVQC77 z-(-TlB#54t|7NXj9@HFfdAS&Z@mpe3@g21kG{&Fek3KQBl~6RcDOiq=mk{Ebfe_0R zV#SyERb0Re;OQ|Y*YSDrJEWke7+~NTJuXnB7H44paifPe;U=J`fDurniFZ#%4@n*+ z%*mkG3weZGL3zfwLg&XCRXEu?yb7pYfP~?s38!=}l{r1D9Vd)<@FkjPo}wr~<2nOL z7vCF5yz{om-y zxc|lo0`P}k7`_j7D+fp5yQJ1x;j+Q;i@EjnmB*siyU5S$J32b@`tJ^ON9*O3=xTFk zXJ>TRK;GBpfuUFA=s+|Yh4!7VzPJ_+>A~{45Q1n5)GH~nr>GfDrYd%aE%j>p?4%iw z?jH7Z!l@d&wb)hO_xCeY#tAfQ;gToz4;_vAGjp=HE_!0U_3jJ(&$T}}gWXG?9ZDaV z6FGw%@M#rF{o~0g+2%a z?R*#w1pRKw15mjk08kK-+z1l+$ZK1ZnVgq)`F8oqt`i#_wvU#{=8NAn&kIh)+GMaS&DGxtn8S%CDi~H<38}8j|%lja`gWFks zJ;gfjh3xxEPjn3p^|}U5^i)-*RuJ;FXR^f>QBWD71u&fY%kLKiQ@%X zy)W}0bwAkMY5n8SyUTN23#t|r7VM%wZ|QEWt~4|aSIbpHFXvG&?kdRq#&bQH72M7r zFWVN`#Js+qJD*Y2x~hLoTi4QUU6)R;yT9+kch6M6%5IX(D-uhzy z>auf9`<{EE@9OvdYCpB=j{M%FLs9gdrpt@}G1#$c=dLR+w9MIat!HE5L(Rw4(bpIC zU+WyEmm@JMaNy|8fjjVjS{jdaJk#2|*E{sd+Z_vkaQu8GeqB6u@Z!>@SC;HW-rfCM z{rTpXxv5KU{tNP+E9}} z2vAy0t8uJ2BGr?s!gSOS6y2QNTrvs)?~JNiSq^X-O*kA@hbgr`Sfe3Wmet^-h9oiQ zfrT1;G9STwp?n1*fnf$AAt(i8$?roIOy1?MlZ`4BoJYs<^9HQead=;7R0XJqCc+0a zgc{d)y_(4pA-T97f{Z5gl@TEaY*dXMg#2|u0TkB*pPWA#LKMd119d@9oQ^1HfCqS? zYY47NOj)wjVzrG&C=%32-atGGiao_smfRC!P03A}iPM>!2n-*`o#H*lJ?;#>tX9tK z7wVMsEM}uhS)UXAf+TYBOIFL1dQucHEvpqUS|_+L)-8&d9tR}D(v({(kdvS+zL3oO z1fW1caJ2++XdR)$87+wsl#9k_oN!?-n#M6b;CTQ<9mA6PNf66}60AzzGdU{-N`z1@ z%B5!*k-}g+i_tE@jk#O|1+x(;Ue5rUW_58WQQ%7aK`#%tQ}XgPKojuQ#3vNNxgwjz zs3O()gvI9JWj72ks+LK8FX)+5DR2}R>g z!SOS$UJF_y*M7|jwQ#*hNQfSzS( zff6Ve&P+uQ`Q37u4}zi^s3X)0mSREh?T^5h?@TZ87`Dm&pY>8OCa zpRmCr2%cz~@gr@tEMUI3^E28}w{r;;ompgB`p(ETBiFPPn3nTQbDA`H8cwtu6cgo6+}T&R}wE zy`jCmJ+>#Bebo>h+!l;QW3d?YZ*Sey42L;^vZ@e*sPmQYtjK}I_0X6qTdc*YpQfkH z&dlkVS9=)*%Uh4f$DhsM^?a Sqqf5p5KD2n`HdycmVW{7>XvW- literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000019.png b/demos/second/part18_3d/auto/modified/image00000019.png new file mode 100644 index 0000000000000000000000000000000000000000..fdac84d8c73927358b7832ba41637fa4b873bf34 GIT binary patch literal 4787 zcmeHKdr(x@8NU(`!AhHeX&SA$t{Q6U-M!DVF3(A3I!t5# zVrO>Gz2Eu1-}%1Z`F;27-DY30Y)0afi3ozsu;gYt;An?meA*-Mw{`K14mfmHIoBu- z5JY``uS+hIP^Ho*p;Ab8AxNm#ZC{mi6rJ|q)0D+AF>8&x-0pX04cs+1FaKm<0eY(| zx#mvgQ@5@)%||Ow^36?V>rdZ~-=184x0bxWB#XPF{~dfQ`Bq%jnYGLJy;~iN zAX92(v)OJjn}CEl+xjl(3T>bhl z;%ra8obugeAGY=Nb@Hb_>?kaVFUb7PePm<#Mu)QdvG6Za*0xvq{#q9toD;l>>|F(3 zKb;&;pVOZ@R$Kp3%k~!v{w2i5Xto|ZPF|kB@TGSy^v_8@{I{IS)q{aeyD}LsaU}Jz z&euS1`>gg>+b4Y=tenj+C|r=9x`)2HxxH?EL0a{N^-5viYjdfe?@3L1bVo(0;?QKu|bv1k4edphAS@`24my+-=#I9crJX`&G)?Va;H%=NZ z)%;^!QPD^JEp2tD;!*RDnmsiyno-A_1Glv|Z}bmb|2x(4Wi@iT+kfJ$V=Imz-%gjI z#MaoXoZxk9f#~HWZOH9|+Cz}EjF1lqrILd3QnBnYX>K0;y#|#N;WnRHDv@)m z{8C=k3a3z2DzKs^BRw%K#6bYJqyRMJF7pJqkVzB4<>0ky)@jg)i&ARRtg+cqv)3=7 zw3gQ5SWZZ;AT{ZUXqsPiagOYzLlE%Jq$yDpAE(m=gF$VO(t7>HI)Y_c9Zu><5`!LC zpwgp&5atQYQz4=l*-}98%RWW+dQcS;@ZNI8q|v~6bT~h^&t@Be_XLJmfPCmez^5a$ zxX$g?jg1H>ITa9OD50;72smM<>KszQTkaR6oC?XK%o__K3M28pa(`K*98u6oWs)1Z z2H>j1xFwfaZ1#}|m4af~?TbV~vd4KUvTKyAak;58k#fc+0>eje$9WIe9&v_VHXE1i z70T80EZHWFx;`g*1zF@Gml7=zv_UXpJS*}TEwMbtQxt*m0?z`yz`9709|L9a1Qg&A zBozvRYh{QdFaqIX1RgU2hQw%sU@?|9l9-Dj2^UTC6cEKR5G(yMR3#`Io0SSBLMTz> zje-b_7-`Vc7;S_p@jNeL5+&$KN~CE5fC!W*a7(>@H-OtIyFsy}^LdIR6Dr|crrl!F zkXn4yVlM-V3kH}pR@qY?8l7;;ZYfUzDw~9!)f*@yP2&trF*q~ov|929pb}L~0@qS> zWJcW<4i*E61*%RVK*SDf;mm#sC|n$^B)Ra&)a%9>D+erip$Oei8L2;7e2%N)> zP8{b5iep#|r#XC#zgLu9mH*9KZ5}i&y5+fY0IpvdF-1EnPudv0i{6&Wkyb*{NKfB{4=}*eEJjm;LDiLj3ABNy4Gc-K z3>#r#1U=w&DM8?uGK(RPkSi$92v_J2A{(`EymzofQg;CohT$wmFiyxENpkQyN|^59 zmnaZ8PqMUt8CgAn(F{XitiTeOK{Db%ASKZNqRRPZN;EiOeUt&} zZJasb%B<=5gFL~R~^7EfR1^VEMh$Ux5_B&ZcoBso)6spev literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000020.png b/demos/second/part18_3d/auto/modified/image00000020.png new file mode 100644 index 0000000000000000000000000000000000000000..4c7abc2a3e3abb88ccaaef0d17a339da7e124405 GIT binary patch literal 4570 zcmeHKYj6|S6<(X-w|NAIOu;aV$dpI3+SRUJyGVesWJ`_(vMp>3CiV61U9;HIuBEjk zQ%JzrnSrzuAmmYEr_Q9b(6l7HCZ(AS@i?w=Lck0mZ5S|4XrUd(bz3M87f`Px+t}00 zbUZEpteMr_J@-4`J?A^;-r3#ZUYVbnHY*LouuP}JR*XhBx~P;%=>PDN%uY0PZt|>A zi$Mri{IV$3LR@W7AP&Qlh+*N2UiZ2w9aPG{u4gS-(b&EH>d$Hx^d~KO*!FhGy3dQU zKR)Gb>%aN@xsLX7N5PHNHLj$hqPa6~>2<*~&R}oRiX-=n7i1@{>wab7tyvH9t&xmt zx@Q(Ic;{gTIFYva>nn1eW$N9REYEc~I#Mjn*-8BK-(TI|f4><%TXyS2_l}>QoB8>j zihVAb2u^*&Bs|S8zc#6Fb`#h(t6DD~Gq`(xlrV*ved;7Tr;SYed%5?-rB%%b`1SLj%~`tNDFT79{TT zz4?_|aQdmz&WB}9(`_krO;G%9V9(xd19yL$zxBOP>RW$$;jd?P2WApU-?4r3G*kFy zczakpZ!{0g$S=2-?l`;S>i5>~y1VQ!Rf1J zba`CA*gS9G@TUzg9WAYS|BUrs`h5Eq_>&v@u3f*=yoTpAH75P?Kzm+eX=_$``NdWD z?&hyQY11}Wtfu_Wv`xu8aw9pi{mSLF`wu$FMSBtlpUb|^XaD)iR4t)MaTfB{^n9b-dh=8?OngfQL^yWt#_EgpC?kA(=&e6 z@KOEkxIp z55K8~X9dl&rD>KhhX}k-1$fw7>kDvUt0u`*mmKX8 zQ0+lPG8E9adIUUZo07#aAlLhOXb(c4I)5~Uz>oMV_5RveIs#9^TIfa409sWyX32b~ z%RS-|m7rSkDlso4_86opiI2n@6I*m9md@xvkoySl81!)NF)%{8T%1kj>!aa0ZB|Wm zeNK>hN#J6)kOd}IL{-q~Xok>>G$723NE0k?05l`&L{pV8ipuE=sKCd=C>0{tN{Giu z0~+Wl1EHg6Na!g_B+LRM5|qBm#26VJOY50Y6s!Ca>Pk>MI;tp@fT*C^Xa)wenE;~R zNa$G;q5_a6M3Y(IdA%7jG!>%~crH)&djTq^BrhycK~znhku^}1!E9jkw9%|*AAw4tKY%(h%BiEYj6OCKEenT| zLBfJ)pCW>o9p%F1`XNwdzekp9t(s^6c+_)b+J&~0090TDDnz6d&2SXU=}aD)<_so| zp^5OcZP8 z1tS5Vjw19zm60&((Eg!~CK^yQ%L1Ms8}$E_;z&=RjAK19l%j=<9*e_8wUGZ&_BdeF zIf|r-+tB%pj(c+CydTmGmE>{$hT83ME`j3{i;PR(3ArZZ8kYj&0#9_;gk0lNU|isd z?)tyUmGF2?7X`BhI(WQIBhu|M_2#v&!ug}Gn&DN%4c_80L_`2g)fF@Ubuaw;pYCzNzZmC z9w%=zyY!~NZEUS502A5CAAKQQ^-q)VXYeBV9Ij5#&zKa7oyAI~XJl)<@c y`@T7rny_~A?Dx-ZqnrBrwkSP=j-`t=7ZTdP$UPyy*MY*rFsFT`?a+$K#(x9&&SR|r literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000021.png b/demos/second/part18_3d/auto/modified/image00000021.png new file mode 100644 index 0000000000000000000000000000000000000000..b7da10a0099dfeba19352f8d846a21733705ccda GIT binary patch literal 4552 zcmeHKYj6|S6<++nZ!pHxgfi(OX9}jQcC}iqw2OpmEZG)gVZ~PbAkcWVdu0|&+VyH} z$p#u1>=H~#Vj#@}o6vS>fwr`~nzm``VZd<{XzdO(B`zkUG^H7a_($3VC`7$0*~Xq^ zrsHY(XK7Y<@44rE=bZ1Hdq;Ptdu?e}`l56ML9(1>_DVRq;X|Y*!r$X7v-;t1w#`$k zR&rrfRwSS32dLUA0~AC=AA&@N1MVm1oI_LZ-N@aXl?zhNTCZzTY9-?@VEns7+K++3q{r2cJ%?7&)qt zdrTc4EMK;x@5*v;Mqr*ZZ3XfB%cu z7QDVAJN)*(6*$KZ^7Pf;$)}w)`!SFB)z$=@%$eTT}O~v+r{Ey zx3jo-JRO)s&(>~R+1alz?tkiHmt*;ymh7hAxqF8lj>U}&y4*`HrT>(DY5m<~*P=bS zd8KDgU%NKo{nMHLx|)=lqU?J}Q*%?L+MN@9F?Zd$hU~{t`Aj$^O^JjOF_y z+atbF*~#KKHoy_?5G3=AP_2GOuF( zfXDTtElWm^zumg)WOd`u|6se5k?+_FUcN~UJpZQdyJ%6zw%JDypDEc^-J6?HH(YV& zcIk#byS{V%6NIwj;GC=zH&de9-y2zX=!g?9*pqPg8;fu7i~sRn@~~^*&Z?H4Ptvlt z%s%$dV|`Z>e1%S_<@Duw#Hp%%56_m@{@l^n=?ci)DBvZ`e-w0~;6`@;lcOGf5T zTHk2?r0Fj5x5GcakR{8h<@*XYkK7n}|LWDxY!^QqO8E?W(CQfqN$3$2V_l&O>35?K`vWS}i3BS%v)D1m27BqhMXa*6@20pN15A-13q&K9|yHXW%a9!T7NPW3?p zo3308Hb)*Tc*FpxQaO!H1I?HSf`(4bG)Yl$M=`u=poCy2YM2H>Z;Y>KWnp15kXTOZ zQwR`)g}JcB3gA>p@ko;2rqdu$&2nPd1-FyHshpit0R$yTBTF!>!R*mqOf0McL9xUn zeMt~~t^ZA1+dQZ>Uh*HIW!aaVE?w&_0XPKQ^TAB ziW(q~kSo}pF|N>Mu|gG0)edh2S`{E+7{Oo$lSUXtvL-l<5r#kf6bTa0yqU3JMxWN> zJmtd}z;hT+kUV7|%@)E$PYwEiN^znmn5ijRaqU z6X*RHXWGg75I_7FWl=ou%|;&+Cw8M>y$z_gTSx@(56X)!P@<(cmKztNTc;Km4o z@Q+>?-Un?TJ<|p6l16vA#{tLdkJi_(eIshWkNlv%r>7@(@cz)*XuXmc-DK_U?TsEB z%KevhXk@n%9g0SyP`~%NZ@0rCO)jeoA&5R-duBxr6}CWOit2PZQf{Q>Bqq;4zbI^j zBHn2)@{|qSy2PX-Xr}$~FTeKhr)slbEa|_Ns{eT9{-p&uhc1`?s-Hbr5J+t3t401I zZA)spRxZ0w6{NJY$w`6Cq~V`zGf+FOmq?xX|XoSSwv>BNqV YD(mXOzFi%^h3*iiW3Bzz>iTW}0iyXzasU7T literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000022.png b/demos/second/part18_3d/auto/modified/image00000022.png new file mode 100644 index 0000000000000000000000000000000000000000..f8f5ce58d2748c2fbb5f92970628d1dd36229220 GIT binary patch literal 4820 zcmeHKeNYtV9p2yviejyj##puMiM6Kg-R|w)-tBsa#XCNZcygYnfZ}+2`+*y{5AXK4 zgH{9@9hE8?r;#{dKqPhA;FOs-Ng5NOf@q5tMUqrQLrbi!ptepJ92>m8dwdAf%ygK> z{>9DQy}R%G`#taPdEV#U_jbQ^eM)T1!WamGV$G>08)&WIi_Vw=ej8TDwt(hhp*>Tw zF+tet^9W)d4@(7J9_B-$070RfF6*t>3+Rlm2I3Z%99yhEbW~^4{_RoAUc33m(ZUXALP=?@r5x@^|Dt-;`Of)oPR$bIH?+?i%vroU>IqTy zFe&w2_~X?ZmVep5H12!f1Vy_ z;~RSK{qYHN^6DkWiL9SMOD^ue1-DK4mFBlUyLR*Vix=bb5AP1rM?NZ8yCreDovnqS z=Ux?!MyuIq9AN}_RPH)rNWJi*MJ?Mm*1hz6^sECq?sQe(N!y~_=MPwy-iWEEE3zL? zvn+fq?uC@5v)$dT&d#Qmtc>W4#JOKVI|Dmy(vf-LV{u!W3%#F}2M3k}A3!x5nB$%E zqlqrEr29;|W2yw*3E zo6X;CZm`_yK9|18xjbum!ip2b-%FdzvorKXJ=s!L_Zv&`qbF9(`F2^$oXvE_&(|Fc z?bW^g3VnN4R{5r@TPx3|9Xxyg^7aL7y+8bY_AjVI@!x5fI#UsM!C0N9e%TIxQ1p*AkGkqNRh)SETItN{ftH;K-!E=dw!gjl>Oeye zkq(7%Z{53tozu~OnF~Lx-&0;(HkX%RC!Zs_4T=XJoL9giXHaBlEU3k6(!bXpehY2O2 zM3JPBn6FkO#K3wVC(t%i@-PIrGbnaQl9yJgg2A9Nh$}t592G`UlnPa=)M^AoApQck z#DoyHf0+z1gkj?StWWexqQ?!(n2ggCkPHe17>7sdb9pV6QFyn1SOuVmD#UnIm=aaF zT&l4dekmy*fD9M(wHbap*r+NS@Am|JET5FmyQO7gAvkt4-y87dMd)y>iqGR+Ak+_L z#l}sUVzyXEGh_*JM3*;`1;ic~DT%^UvBuRVk3{HG;*N_R;T{PFQ5Fkr@~{E9 zJhRE5kmsj44=ZwX3of8?51*a3OW`jbl zM4$Fp^B7402?oVF(H#gq9k7coext<5YGObFEv_RlH3_QL4$+R_ZRUM`;6xb{LzOrY zNtc&}24sM+jO?lfOIE`aKei|JU@8LwD;J-!7n+MhpEqSWw2lE$1x`uYtMtaDW=@-Ao3WSE^1%h=Vq*EXeLeP+iQ^2)|n$r*@ zN}wb~Fyqnv9zhB+K0YxA=m@j|_Kau+{~)qZE5}C%ckuEm0KtGI5R8-sLxFhIuwbfZ zPmyFbq(&z=5nPP{ixN5wLZLcPjG#eLHBWIm#yP&||B2#=CkWmDk0Oc+YBkSeh*qlu z6fsJRI7xy)v;-%REJohx)(~ z1Wq*7=#e&T3;FPPhM(ab^$ceK(36u)NZ(1hCgqxt0uu_Jbl0R@6H;J8!ISR##^j25 z`cllh!GGBxc;&sGR=W+nF5}j9_9W2uEO9v2e;76mLbZ;{%F4Ju47OhgJA6~Zujs3) zs>0RnasB%Cu7kdCdpH~h@m1w}i$OEfo0{c^AmuXo`&_7QO+M(1mduu<=sPhprpCfe znJEWB*FLi;(Vp6R@8hnRVt97(h8N#^IJjMxQaJxf+xu&MpKqI+GJ7$V1puJrKd~Y*%r0GFWb=k(6VyZ zh2Oni2m5v2#u}0BKITZ?lz5HG!)71e+VkLLx}me_rMoNe_Q!!2u2rM6I{nn5`7l{Xpd%tk z&*~|n<7h2dwQ{zO)X^)`o7P^n!l6AX+$hsttv#;P+AFB-wTh>;xp$ZExz5}$SMM*9 z*}S{Y`#it*d4BKjec$Yhw)E5~5l=)w5H!V-mYe}v8@SN0hrsWN_$jTRX)Djlkun$` z?Dn|qVzB^AWo`i${GuI#{GT{%E2o}?!|q>;jt>f2LvD9CPR8`zF*h!|+&4F2W5Ist z&5nDO*`aeMo!|QS!jLCfHp^tIf314j2i+TI?Y#CD{Y~7CJ>^j$$hSWpJMzkzQ%6(( z#U5T8*82<^zG3~$*3?hqRgc_8PonI;#SztX+xzU>d8s)upB?;e(Ge~-=DXvW&wqLH z&h6WM0d!?g%UA8c`u(IEzu8zcqrR@|sn0j>TDH3ep}(#9;qt}sJ3-|YYb*ettq(#|fL)%t8^Y@UBqSv&PyFab<_0RU*gbuD`_H|7Q zC9dc%p5L_h!=^18v%lwpgH)T(w_{&E9ar;4Pw(u6KYo@{wz}WDVSAF!r9C|_s_iA_ zla`p46V}V!r&i2j=jP5$n75z!M^#I0UbeBKCr`@lerXQAYyZ5dk8N$8x|-g*d-*p1 z3*@oq=&O;rwW}_yt#4kst@+0JXJ@weF8p)e5o-I>kDmw*S4Cg4EeX*ddh_eUIcXOw z4sG4gerwqm8Ru3#9NQLjv=e@(;+w=fSDIGs-T%*>RpAHvTh}H0vhuXL^H}_a{u4dK z3MhcP8{fL$^)PzRQvPmJO>N~tNB8G%H^n`F`s!5lE`RQKeM>9$Ej|dHdgU*MtCfFW zo1gz-Z&P#a#ZcJ%Orx{1+6-qL?z^SFd84=Q`rq)TA1k1)PS1spGd80T^hkmTB$i`c zPIE4Yn&Dlnp!Pf5Kzk5mO!T`Mu1JtzRwxjiCe_V%-c!LMZ&GFJtfm{E+;HwGOVjaGO1LcA0Eoj;kH_b;ho+=762a_KjYSD)u_hd z(2S1oN-3oPWH6zhjPPcGm8!`Qysi=tC!~}LPAPUY1kVk}yGuO9N;y2I5sC!|aP@*w zwPS`%wODP#5i$h@qQk930kX$7fW<(8p1g8{|u2#InyLJ%y4Fm{edbUIS7lZ>6z>A6u*7N=KYoSYy- z0dTbla43O6wG5$0cosJx1j7;t!%-~461bisG1ji*w4)$actoH|rg(H#G87M>bUHnT z%1{DM@Cc!$bO?iT9KsMBjxz>~vJD)rRcunpDZz5&aJLmKC!Ud*WJVGID2m~<7Nt=# z3q@%yMiUf*5;Qu>-^Gjevj65SFCN%9Fy(2Y7mQz~m=6~F0PPq76@SX7?kUfUHl0ta1@DZNs>h{%nqbLXzd7NFmMQl;yTQZ za*Wn6pr&DTugfm^7>|%t0C)sk0eLE1!Sj`giW{4YuTYR@0T70u6r$BDgz0H~h%n8A zFA-&Ml4P_xgvBu+QJr3kka~lF@CKH}a8Ncc7{(_3Kb5Fx0;6bDH>ipKLy07*(^7V@ zGxL}ZLkNLK5!P;}5RzbZlz{65@co%e)S}3+>~-K?k^NwaMvc7l59!vZ`443eIE*?f z!0Zp$z!3yaG|ljlHYf|Ax(E3gTu~2l2pFCiWL*4C&^1BVxEL6h^Mtx4=o%LT<8q!* z*Uv^*#K=pr-~|6=ec+Y1!*y*wcwNSA%d=8I+cP^qKmFZ6@_p#l{QCO(=#KlHX9M}3 zhXT(T8yXq{2Rfr~89T3R^8`8rfdKGtsC}UlG~w>FTrUKvW94g-zcH~C7(*qCH6`>~ zL|E`-Y~kI|O~AC|^+@(bkRW79Nl$)baemdm0k-tG761SM literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000024.png b/demos/second/part18_3d/auto/modified/image00000024.png new file mode 100644 index 0000000000000000000000000000000000000000..7535921320cce7bc072e186fccc2ede29b5ab242 GIT binary patch literal 4836 zcmeHKdr(x@8DG%^#6SRvNv*?N78M`4yZ5z^d))_@uQqN%7GpF{D=9p1aF)l9>*j*uU7B z-E;3b-}gJ;_xpa|J$rv*OLjuSrpnw$mXk z!(Sx)@l@^Jxo<7*xELCG_i9>N*7M#ipZ}|9;9~!g z{8xoA_We0cCktXy{u!COy0vd!it*Ku&Alx4!{=K!UoPJYe!QY9<5#XDmp*y8v*hf) zpE;b%A3Pm<_l?<9RJ(3v#gdP(q`04cYHFz3*w-+x>C;t@?tEr`5LC5olgS;gYgQ;` zY!yu=YnsV4ni0&S@uk;|sV7%1=q^})c-b?-b9U&3)~4GBGZ&ORv%?yDKD3Q#$bayJ zW&ZByXIG!-7#Qf`E}ZDj%?{2^ig>6fD=*8GUXSv<6}_pe+I6+Qaww+qp5nkdcHf1$ z!PGVFxxTFpAGYoIQTCVotRUs~zSG3t7A}3|otuL(2_IZfuG%={+45SF#))^vNA>Jw zFL!;vtKD*C;8?~2Zc*-{g!ui`XLVim`Pqh=oB2}iz}{GL&;I!E$erEc8<~bT*Y5Ie z(;s<(xiu%Ze#4o(#*Q_+I_~xrJa>9<`KkQ3>DLy{Yo9e+8GYWG@`U!_yMJ%VNj+C{ zaOalO_kZx$%-#)8#`OgKvL88G^N+-@ueEJx*#G(Ny4lS`-DL@jYdcl_M^>B}YQITk zD14;r@O#4-p2Ys0R(-tfmHOHP_JP0rwr%N)owvfV2SV>JZm+4?x9Wi6*v~)G-Kza_ zUSZ*fgKZu4=YkQ_=EIKKmrY1!%kBHBdv^zK-?>4yJ*rV$=y#vFl(`*KD4tFbp~7-3 zYZ=~YSFwVV11hiG1*NA@7!tiMmM;Mk!hs^uVN~8b`a2~e3PxqN#)4T~CQvMhvtWx`d|%Wnx08!OK7ZJCIn!YcF+p7_U+3$7SHPJgrtDeiNz0sLZig5tGvm5K2X< zFf`dKRuIaBP{iOCY)qy(Wds7=8I{G7fydi2L#Ciew7dLXknBm8l4u(zYf^0Tia(u+fk5{$+)37>x%-WwmBqrCoqV|* zUYgmcl=o)@Coc+&{}N{@fNO1f)JD=AO0j|tzu>Z~#Xsg4Uue&ta&BqzE0S*OOX`p8%2J7NIKH(uq;YP=XAl*U}m- zL7@ao!e~evE=Qw5IgY~s$!Q6m0)8lgXHuMQI}6Jx+SwwYb~%dt3o_wMk~Ph!Bvjb= zjJ1@NY|z1|Tq`=tz2gg6q8+T4SeZ>+OKWwco+R`-jL;DHxY0)7_CO`dm^h{)DgTOG z76v8*iDhM-LID3f%!M(z0V_G(Sx#rEQ7MOn$ev@%7T8V#E3sx)0uU41nK+p?( zAgeKSkJBbqvTl%61bKv9L3#SQLYDXowRCbUmBm1=0wfH@XcX7Vgb_4@YeooDKmHUs zN}x&BrbRWFK%p>AfYKOzl3_f~vN~3)$F+fm`EFA5YeGXX@(zAY{2x*jIFhvKI2)?h zYk62jtsbRWtqmo34(K?I9;Zlpa$WxCD&iPAE_?mt6b)+m$v>)FgZdlF4j4>0Dq!^k zbMOd)Cz^WfNE?v_EXm{ijC9oF+yX(SH<=Q@({xSKH6;e7WIU~|X}YGwz?6)q)%Bgx z6*~S>3>@&kY$bfg@x(Iedb}sp~A+-#^|%d{U?2e?wP(9 z3{6c6HP@q1sN&@B4DaE@3OE@orCE}LKM4() z^;F26udZw1R709MDJ!+-&YzBk*CJ1?T!)Fv=K6f^tqNJD&THB8ReIMOap4Q+9~xd# z@a~>B&s|^M+FWIHy$7SQs462<-tVR(V}MP z$ocyMtXM|7LtlO1b@Q6s&)Lur*`_l+_@_@SSpWLffw@V?{*qRabJtV7Jw@rnj?bTd`X%PW z&c{33jF5) z)jfBf`&(A`vdIajLw?l@zg6{*F;|yLEkC%|3hIU*Bw9u=@D5X!I+t`<20GtM)vz4?6nGch%QwK3P#% zcy^$*qwYdDtp7=iqh_5R&U$(9j{Mfmfx#Oe6RlrYK^J@7=l-0v35B5VCJ8`b%Z(W{ z>$J-m&S~N0KD!Gj4}!GGJ{QB5@FHyCiv)*GcI&M_$Y6of$#RuO)acUl#X@?eo6oMy zG_#c@EXB!^lcKaf8UWaNk%4`7o5Mr|T>v~u1dCX9yQ*pYZwncEg9hhr7Ijkg0=4_Fl& zv*cof(KHevQBWk%G0K9Ef>`1ffGQc==&U3t4nS#CDpZ47 zNkoIG02E3Qh=x+*ATLhEa8^o5u)%CNmR{s^+ZoVK!Oj%%3YViOu!cl9onkWRWVjrC zXffFs(Fy`|vJAmd=6g6{7VLbs$VhBrDoUj$G#WKVsx@kARCEsS_5dYHm>4Q2$UwN% z78(=-h-D<50)T)W)I#gsJR>^YW~bAplSwJTQsl_A5o{-p5t&p*sK$(< zG>(CL1SM&7l)sY`tQG&wTiQIZHrVoX!2{N>2$+I9Dw{72J_R3bLSQSwa9~r=3>z%L z!<6$}AWwi5oMMX^M-dNxJ%;2uY!|*k3K|Q^a4KGd5WG@@kQ~D!l$y07JV9az0KyQILNJv?7>UzLYKSn!qc0K1 ztt85$7(x&vfsmAyK`5R9#VTM&;&*+Nt(d_eN|7E@4m3Lrk=49}?OqepvX<)oMx3DntZGY+m=s;m(V`J?32fe5Kh3?1vtF%o` zP5!;Tv3In+SGKwRy?(zR_&3#Ur~yNyD?QHxLGlFYn&fLqE(gYN(O^sqzaAA4I%CQ$ z|GZtmbkLBRVopDOy2QzkkuyAev)AX9_k?Io%_J;LTe}7r;hK@J4ytCtQo*^>l_tUle+l`IU`L?*? w-J;vCfA_ULRLLJN*)Ht<-GNuTOWH$H73LG4+>dw>qzoC-GE-lFrf}`Q0q=3Y{r~^~ literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000026.png b/demos/second/part18_3d/auto/modified/image00000026.png new file mode 100644 index 0000000000000000000000000000000000000000..2407f0f3314f410a863ebcf8a2660770efb557e0 GIT binary patch literal 4863 zcmeHKeNYtV8D9trTq>qYj1^3x*c@Y2=Z8S$0*d!du> zKd#6MpApiwb<&(M&$Fz}WUW11HSu>{l~Z@!K1JV~y<>OTgfYlxUmrcR@4}fQsb8`O zmq+xxj7F|qGr1-8+FbSc2j~fu-IJ)QqFaB6Z``vR+I| zvYL~U1`+~k)UMfSO1t>t)Rq;Q4L^N0{OK)5{%~FIfsCnz&u+0!|3KA9*W`XR#xiAB z^mC~fn!37L+0F|sIa%RZ3D5i!T2;I%L)kgOw>x@SbD8T}wddh9&s}K$VrEb0#BlPu zzN2k@&3lboDzpBW`%swVN&0H`pe_E@C113tLNu6!6!bwh9fJqIhL6H=% zSc0qLRdAfl+v$wt`TY>!&ZI6-6c?@4dORMDhtN3Xd@V*%lorLcIF0}d#9iu87%$>* z$NC|H7|DX0lSP*zIvubdlVP33ib<^o>+nE)lFMQlgm<|6Spa-!y^KqXX;7^sX@`2a zm6Q?y(jU;bdbn+%Pqi6>+gU7gLQ09?P-2Hd@Z6xkt5_}yq{DMsp-7N`sT=Hy4cju+ zY_Se{_$kO2C0D=;kUh*&5$#XN8Wx*>C6Lb0K!E!o?l9|t+ylnI%3`6Dom{a$Jae*1 z?cbl~ot((iflGqbA?Zh(*lguar07Y?v#!wnH+EA3n zQJSC-l%&xi_D){3m;NVffAhd`!IGzmZm@r8U@F*AnZl~zUGTO@473sq2bzLrxL^uy zrbOTaaRRL15?8=D@&)kp=$Grjy!b6r(D9UjQMevqdC~}^z}XRsWJ!c$2!h1*3}-YF z!_nPNyW(MFAt4{|2)F|B3~&X{3KVMgaBEM2;I9H83_&Rb)7wytMk&BqKVjPMAw|ZZ zCrBV~l+}TTAwjROsGdZOf*uoi7Nt;wVR+F0Q;I+nIE@js4*UL6WOQ~6=Qs{AQY?>< zI-LQbP!>mc1A_}XoZ|Fcu%QPv@?WQjfyxcYp8Q4?EDc)!a}e@A_nTfp$>CL`i^l&(>_M#R8~j7QZqO4o=O7?JU)y8dr; zsh+$P3l8vK)&pL7m-F@a!0R$$U1&=IWB0VYyhUey$$il4d9}5*(eL-QU-ae4Px)5H z)z#Jc>f595$F*PICi~ibJ|D2JtKL`vhDcXhjvInBvHov}w_#ohm<(6UmXz?@s)(@Y zS+*+sAux5)oSa}wYyGtIx~c;H!Pxc*8;d(1pOcOW4_+_4wfXRxtVFrSk=>D9{`2Vv zCkolS{&?j_1@)Dscb=~wzc`H9j;HBP?^yXp-3`-;2z8@;Gd`?s<&Lx?&s?oK_3L)w z=$xihDXJSfE4|SGSK!&7#jL4M{N&t}$>9qk!}2clU6RM*xuNd#rBUlGVR@00?hj-$%AtB4-J6~LSF4ecy{EHhmh1e&p-I3?N zta$dbyNyerUvF#4?n!tqxP7Ni#MA5D6#D*W?p4Yv;- zK9lfWPur4*BXr!erT6wF-+2Gx`}=t5vTyXpM<3+R9s1djckh+C+V~YWYIh#%{rQjY z_VvB(zo1{4l;P{f7WG#>{j0LJ#J3;l;>oa_lk>M;d{0|nt*F?%IZg9z#}6fvIlFnC z&ScQ(#_Iu9)V+9En|Wb%e8<+DrsYpXL?0m7x9W#ZWXErR>VPTX18Fl=Tks&vxbT&@ z1#8+``};dB*V;Prb0cz7pLi%KEi26y4#)bB#%*q|bpFxj8C~qTCpo@>e)Zb?2<1)n z)l0i;FE=0fe(rrHG(@)VQaAROCCm1l85mrg^4mY9S8N(}?>v;Ma-ipvVmpt~z3q$I zTa11E@2-!xEX`k+JgFCxN z)_$CQabtL5XUM4@=xo(ztNwAbd1GzE-(T4k)i~Nwn(|!rd3n$2l~+bv29)b1e%#sg z%SYG3kuMCD=bHEUs*l_HZ~dlu*^cwKV~_{z#W#kYuX;7@xa8f}ey_P*{n3`f!pnor zt-h-fknV*hd-Y2?DEsxH5&6AO2Zx6Lj5mK-CArq)y7FQ6K13q7+x zvknU<_u8C5coIqSDzB4fwsQhx;fi>>R(9{~doqY;wX$555ivS-TrrEd!K*O{5h z?F`AvR;5Ujy%YejaRLo_Z6$U$<<-gpxD>b-%?cS5a1pj^WqC#uq;t49NGVs!5jfq; zmt(RNDU|GDtyH!?V+;a3X=TNN;G`4^kH;hT;BtqnNP&_hsX#CVhQYuCc30R1+6&v= zi6TT0L(jPx7w;5!haD0zX^W#w(8^?B92(Eh<}?~7;O*`)762a#FYQ#IaztUXDW*oa zh4gX&GM3O+M!3zOO%>Uk+fn9Xxb$+)E+kHcV3~<{XPK)cP!7u|xDw6=T-{(+blQ|_ z3`WyLgh)XVZ*vBs0NK+#1>QPI*0kKjkw7_969M59xYNAHYY#XBFQbvtJD4&tJ%e5= z6X&N`2g9>e;1)xz9IH`UV1yu8SgEwCV3H%0uvKY65Ry}2v<903Ww5&i+Rkty6abg= z0EZ+n4T_*7jH^@(tW>iMOyU>p(g8qpvqOkfxd zE3GsJ(;BrER?>(SB@vFbaGI~FL=+G=A$wwaiOCA_%|EW&WW|3dJLoWFs{pGXw1F)M z>}ZOKEp1E|;^y%fe`6i>7-s;`vy;q--&wk5>6#G(Gjg6)*DPH#Vqiwjv+DZV=#ox; z6mxd)U)BRYc}wr?$OWIvxGBq=4z2@>3k%ns^Xnf;P8QbH)y4hpQO^Z`p=+*xTXKDU zy}z+1ZX~(qW{u0=) zXE=cAq(Pr*&g>liLzlD~dScHl2-Uv)cb>`Po4=Gh>FeI zdn@|vg3#S<-8=HXx4Wt4dbqC)3U7#B8yUL1a5(Bn#GLRCt@#Dg>-{T_hIJL&2U`ev r-=)?Y_p|OCg%@tL$LmIlZuy2ExQ+W4y}6Nx4?WLYqm+7`P2T>cV3qtJSs-8w zk=j=6Alkcn)C23!+PM>_O!a=XTC7rJw1`DKuXk2@{^)pE?VMU~^t{~L1Q4d3x$&;{ zFEX=vyYGF!pZEQK-sk&XHtTGQ(#NZ&sxS;2Z^=ltqt=El5HlKmx6B#ehMJG7vT|iR zUx9ml9;Z|Sakw{5|UR~r&?9{a`E6<=n4`UgSPaU;-9oc=O^SPtbTRlk!>4V-f8Ik)8m_)u632#cM7oYhSt35 zGIjTx-*$weZftneH&$eVdmy(WSBZZ5uToOXk*PPZquQv>}Ba)b!+P}ENYEp zHrp&_^FT%@kH!}_nKF(%Gp%j;lHEU>96fHmL42p_>JIy~m6O-oW}H?va}5P|9zT=gf=y7gkzUYL_=n4E-{G+0iQRU+XJwPp`O+ZGVp6(laTV zImdQ)tZDe9dHw2~o5Gk;>a`swsLQivzr624-}ID2pQlx3-}cvRn5XlQtw|Hx-{e0# z`s1T5*1z$(3t*Sxf0>pxzvjoo&;tu*DyV5_EU@0`xtEf<)@ zScvxS{@uNvvEZ(y>R|KB^}+3~-oO2^dG@N-OB28y@z~o}7gTR~c02aLTc`Awf?wnp z7Jky#e4xHN8aF?`+Z}w#jN5lzy`{N+t?%kr=jrBuS7SY0zRt7uwE)8&OOcSma;=%1 z;Bjeq(c^%cfXj=dhhfQc172QO31!>?izK&6ef|9p)wm>@)HymUuzJm~SjwpK!6j9T zvV^LYf>Bh@O;IHWI0WE=GLHvbC2l_#FsZ}19J*J!wQ4+UBCj;5bFDVq?D0XI(J&f7 zqy?mMN}Zy@lYOF-v!~AQhd@szb+IgaIjy#$qC!(aYdpRpEon3wwSdx66oD)Vf2CXI z1BBZ@Q-O$Jq(Z;olf1IzapMXm@9>n#Cbb%k;{)-zyjJTVyxZT;0^&m(;JsQ>1GFxe zcBqG6PAf+s{Q-Tahd&Dys@4wuo-&^R)5@V+o;egk6bAjhWxkSdI-;P3CD4UT{b*Kl z*p%rOt8LIjp`b`|dBa|a>|vI&k8#4;v#ZtCdUj2xUrm zmQ<5knV%Cqf+TX`Tb>eVos)484C~Mlj2_a2!zt1P&j?09^SsWecMgHFxcxHk7N7!! zz%>%WVJXN%BgGRG&`|_K84Lt(p!I~4)jN0^00BCLArOmw5>h2!GBhd$N<>f;Ya|^8 zmLZ_PqL6sXKsZx@8&0yp2|bMa_7B^O@=wO)5ocn*bdZl29zQd1gm zzsFX>%TDBAQfEr;vcUa;EXf6z$h^WP$r@QbZP4o}9RpY$ecvb>`us?V3ML6OG!q_C zmW4yfAYyq%rwAb2k8S-vsQ`+PmU~khU7={SBASH6}1GGMxG*%B~rMQa6DWT94|yt z@bl$R49AJEB11wk?=FI9_vn}FK)>`IQUC@B8Aw7xFEB=eF|tO&pfiYs(*S8&&(I{z z>V~8HJx;lT_rZBZh)2W~l4qDJ{HgFl%^q%DQ4Ez;K!g#%NRVt6AURskF$08YAAX8D z9*B@4odhWuP>PgbAdC!BEMNgivLer-q8T3a|CORK3m7;Wa5~Vhi60Uu-HA2?|G4MdfBkCHV>wy?}Amb5r zeQ$KB?!Od6H~KAGfnIs*K0I;;y)M(X%&aujUYK53xaeRg^&Ymfu(7c*{^Y%`BcVdy z=+KJfrlzLQwyyYF$zA8_e4(yTD1_{r>R$<>Cf1vg=f^P3Oy!CS?4DbWI-_NaH7)u} zRm_-4_~a=8IZ`wC$0m$Ymn7bKA|q~fw>U;U z@gwcU8&=RR_7!g_FP`wti92r;9@p-9340qSK8m~8Gj;X5Nx?>AZc*Ys)#luFlb#uG vdT-*MAXg%`Qg^F3y7Nzccwy^d;J^sBx literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000029.png b/demos/second/part18_3d/auto/modified/image00000029.png new file mode 100644 index 0000000000000000000000000000000000000000..fd070c42b02083a97dee06b0d019561b0999b0e8 GIT binary patch literal 4822 zcmeHKeNYtV8DG%|5rUATj$ zgy2V0tTN;iGeGczRGp9!8`_zuEmV-$BEbRMB!-5@l8gl3^J#CTabt#321nu6m!x z^ZvJs9(ufHY3)IQY`KnlUFF27JLaJRwy?{%_RBqYuk_4&c23Eyr=L2})c*|x&DkxQ z%{GhKJYEr~qvjV?rqpvkUDp20mWDMChd)?B@yBY14%?UIJzQa1(Hq%FS8u=bfc3E# zV;|Yr+T7pY!Cr1{&&~|bOj>*wDkv$$MI`eI|n^O?7}d10y-E_C9btz5n5?W=>!6aVn{l;W);(sKurv>vQwRZPc0=A*VB zwKZ9<^q<+Zj7`W+NL*D%UMp{_+@5JHy}Dh_?mxJKc&Tnx^pbt;(Oc>2SJL(e_EK-{ zqz4|%uFUA#R@40C{^lDOo>|&C_>;eE|Bd0m%DAR^3skYawha&H4!`rSqgkmvrHA)D z*LnM?f7;*6m>=H}cA^_TUHZkkulpJ^s_SmPSiYcsq`e^V$7L<*?zh%+26eXWqD^A1M3Bww#=c zgN@CVJ>jtVXASPMU1r#Rbm+Ev_{QMS^-qY#Z%d)e-M+35>@T1Yv?x&o3d^#l(VWMn zW_S-Pr~@u9kRAjX*9E)`mnXUuzo(3$tX4YN!xbv&S&~gE zWqq3Wa3W8KZW-2zGaODJ3{P+fNnv_~#R&qzF^b`F7Q=KLGX=`xmSo1w2?`VdSBn5g zPf6iPS|91OKMigK8a4MFi7y}{#iFDCIy=8lz|} ziJ&BnPVx8fqOyk3r~$!r4iuwFipF(gglX=7iCR)e z@dCjj1kQqn!3Z9q^ad8uQ4A`u21+L|`1GXzrxFd0kRWJW`~NGEB6TRQ7brxlB{1+z z0M$_pOCUO}6T@*1G%3UVKqX=*GAaB2DAA}`{j)M+MmZQ5!gdz=@`r zIMT*sp&TCf@iW#@_i+UPJ-f(^_?@L|maZ8wFeB$#bBL-&VJgcrBjIPMZmtw&U z{>%EoEAL9_`5<^*CTwYr6mY$|JSQjpY%uvAbR?&yrY83Nd)?=PIlj5UoyOYQ+F*Tm z>}_Lr-+o`PI~Y{rYAg4afy)AKYPJMH>UiZlC(y922pGd#KG5X3&oxQ+R zVM$JMq;_2I>5D9b7w%=E5_^x_2)gqg-OUXwidT))U2Bz2T{Pq!W;64aoQ)#8TRdgA zOpit!+qL4@t`D}o8doi;B96Y?N`JU8=J@>cOS{fwh8<5^Q}(yzYodf_n?4Ea&x595nr85_$uOehidC@|5kV8wEf(h39nuOSwWVR L^yIhK=al~&yK%OL literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000030.png b/demos/second/part18_3d/auto/modified/image00000030.png new file mode 100644 index 0000000000000000000000000000000000000000..2435d696bc3cc57345da3c42cc4d301b7ee8ef08 GIT binary patch literal 4796 zcmeHKe^gV~9e;uf!laYZ)>>*GLCfs=lJ}DLlDyXhiUcIB!5E`JWyic9H}HfckK{oD zortd5YNt%wt<(cnojBK)o?=T~TV1t6(KEE^l>O*R$HrLKYSrVJhs~8{_a%VP^_(3} z=l&w+B=^00zu(XOem~#O_uag0_M&BTlNKZ)2r}1NXmP;N4!?L}JpAo=Xl^$g-m7<( z$PPA$N`9YPtOBT9Cjk_ML^pzjKJ?hvro?9?e(_0~IWF#j^qviikLNb6bH4HWemQlS zt2gn)mv#4D{cPVN^v(4hj&R2P1!v>Cx9N@hzqRmmMqR^8@h`;H{XA=BIQ7c=^*8SB zeW~tQO~G4RU;Sv-Ggp86UJ-ck!9&-XcaIF-%iJb2YmN{R zZD+Z<@90qwd2(BA(GSn{YVR3nnE#8KlXsVnWb8Cn*WCHW-@5L)=39|9ko>stSkdfK z)ewTrctXs}vs?4>#xjC=v~1XAE!{g$98+hg`{?- zx$MR)+k)L`cP%^FIWW+}^_}c4Elw!T{q`3~bxpNH-jy18F72_ddg-I4;PArW6=eTP zc2D2!31q+i{Fx`3&$e&hRQz{-W}ND&GriisE?TnXmBEV(vw!(`(f8TT^+VR3>;gL&MhuooSn6o{B(0yQ(3X8VX#at9e6%N_srg`lzC5gr>tR` zf4qE0Xshw%^~_LmY18U+Yg;-W+0l9V%)0r#7r* z9V{t4-*DjRjlI_&{fp!D>e-n+aW96^w;QhJ{G-2pb@Se9yEo6-H{4yFeShN#b@=6n z&JA}Ak}HsiPHH{+@WIrhQ_ zhM~qkt#!H1UTp7dI-h{%eXq^i_=7yuaq!Z0^_9yPFMa+;UHg{}NMG20?stx-a0Iz6 zTZ9TLu`OqKpGVCKJ`Siu9tlbhK}nnL$P~~JNnL-Q%@Bo=bL!K&cfC-sZQCtRIE7KYk8a0tC&8iZc9nJIk z0ZOV#HIC(n#9FN?I|()U1vlfc6pTW^JF}`nmL*1`2?m4epib@cmum=`rZu=$qt#;2 z0t?i6Wj2I)1DOg$48sBfykC@L(dR`KOqTQ2$YzxauA^h|c_f={9NrrkWdZV`39*uf zP~#epM>EkQAm`UYkkNp?)+6AAjjC~gfUm~SgZx_Hl`|(o2>iIeRO7FTrX%ngPz5~D zGyr!cCT+RQYO{}fC=`^79x3Vt$)02>i|(6bO^QufiKa6#5a>RRJIQ)1_oy+nve_7m zkFQa}vs%n5Wq(HS@uI*)FL6Df35usMw~-_J7-O zmj?@?6yjbwi1d) zn}T8aSPB8Q76{QeAy#aOuVB6906slN8vQ??el=WO6LQ3ZPU05{BV4M(CY5!B7;V z#YYL#-1-!aM$W+LbOOffbv%?P;4x0nQBb0!9tbSurUhk literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000031.png b/demos/second/part18_3d/auto/modified/image00000031.png new file mode 100644 index 0000000000000000000000000000000000000000..6b25c25f86375fc9b19d877324aeeac484bc5bdf GIT binary patch literal 4772 zcmeHKe^3R)T*-_sIi^B+uhr{+gmvd-l1H|$#I?nN+-PAeTOUD5AGK3 zjwVQ{rU}L{q)nq4AZkN@IFc!?q-|naXr$`Y7%ZA;HMF$UCaD;cOemd*xxU>4glT3v zw6%Y6GrMp1z3=z)zTeOLeBZl$(!PD$l9W{`7=|se7FZmpwWEtnjz{AZxsUt4(!*#_2X?K6p(U3TD za_x;nt=`O2p}y>iF_6Br=FalSkG|P@aQWaeN5&Ou<;uYu+^_0~*Knx}XZUe$lsjFi zKIHSg`Dy9{YuYl}kHSYAuY=)h36;Xw*3lYQ?fQ;QA0C{zKA7<6g2-FDEq%jJQW&=2 zfM_<`t!DF7MktTA$68GVuRpZ9|B)S?Us{p0xS17x&^~&?vASwSvpw@lN*8ye{F8;Y zRnMe*Eja62TpCeG~PYJ z6k$=Vzw@VeuO^arto5&T9c*bl?iv2`D_tAE)_WtB{6skaz0rpop5JmDJM+S2!;Qv2 z?Ww4E<7QV+%U}|2{%WVU@f&8`@#5&1`u6)bM{oU6+x2M!c6A_d>35DNNDNz=DI5}l2-`OR>zSWq8; zJLX26L3sh<-qtU1#X$?&i$btw) zyb=f#-e8st5yP;+ARiF@lIZi|GA3~OY9*6Og~suz_&k1_Z5rMioMZvg~*;|DT(fTWX+0A9#PVn83=Np#+_w7mAhh$tZX*U;^S-O z@T?Y-N}it+e7q=d$|LJ$^-utSFzBE_Fgn^m0BE2I7o}rZqgDr8M%@f3t2ZbCFArrX z1g;hl4&!zkftw`>M$qZd%}o(5mr+lUG!P&UbOwQZU&p4;jRcmP^X(E}=>#_z3E24upyJiFDTqSY}| zrN>?kBsX#}sR~7JZTOz4Q}n3|ryp<5`9+PsN>K8vl3IgR4NG)q5SPHla#=tP>2{Hr;d4mf=gH8*; zZ1kYdErmb;=2apd5m!i_3Rn1p%0g|NZ5`SRl|xJu|A!QL#-Qa{ zs3UlRLVJP%?FlXeNfW3zP>yb%MEBY2@*k&2p|qxDPt8s-M|eknG?VBbj{N>CkEzZJg=^Ky5_{doQ&ty z^*^I4<=#gz^rHW=A@s?+M!2;eeJ*S5h0c7`j;yVy*#277au@q;j6nnnJCvLJ@3v*c?*xN~zI>P(WXw)~`b zQj!zWR_yLRj6T@0QmZA;S#a*wZ!=Rd{B!2w^~paQioTqjoY(gTC z?MumN*%@(no?2ROZK{eKSp1!))aLTUotN__t}jbSeC*U0PM=T@GLkW)mJlUzZ-3n0k6rITyhAy|>3N(YN+Wx_d*=r3_Sjpv z16v?QjnODo+k|AmpbgQsAuX*=XBv|dg%PJ}t~E9tjR`5W2}(3cW3Y+#`u2{WlgxCO z)c(cI?7rRizVGwC-_Q5+eed=e$BJcXDfgv75R_&susT8O02e-e3b=PHO6vwqcdcu! z;$%Z`K$bjWg#arx0Ra}mq6dP)7krLYGfu$MZ-11rC^2!JaktO+oBIcDTG}4FIFN-L z^X`X^y!~}UaZ*;oshzVPo%Vp+?J}=wKAidRPtud*g2z7y_ZGp2YSXto7q0)j-;4k1 zO39mZ`ez-lon3f*!}phdmOi+mP!vTRXnt!y%TySFX-0lrUZI9fWl)A&nA8r{q=$u=A?+(X<@1(Rd zO{HH=v){KjWA?JQj`sGRbf15#yQDa&IB(`HsIscksqDEY`h3Q^uG+wRjiJGLq3h6r zRqTuBzn4T^(w{rErRhxjjwg%1;HD-b+fSV)|M5`v*4O&3&dYi8{rs9WgTeaUc{+*c zoPW>B7uXA3_jh&JFZLc=IoF+4l9e-mKh?jvtFg4$RM%Ikl=QyvpmyK>`7_dYcF$PD zH2t)2S9qK8)hC$CsU?l8&#rGix_sBsYo|8MIeqofKb9V%cRw_%V`?&z@s4BZH2uLN zS6*IQaIWs)&id0g9{anqXZ2l~Clh}WfnTrtH23DE_SH@MKi|7KxplC+GUwrjPEF+1 zMP~;)`lyvqR2yjf-R<*t;a}To-)P_3*l@tt`?ue>XK(7fJOlrV?|EfldEJXk4nW6V z`jg>u!-wn3%FbMEKiYUM3AX&8&EN2p1$MqXa6@zb+SP$iKG3%RyAC=Zk-pLk?XJj0f9x{j1=qaxIJJI zHi`wcvQSjJ!o}5=b2N|S=A@Xy3;^&63JZsQ75*R-HX|`y20W|X7y`#klyWn&*6x5U zk}SZKhSK0@epsv~k(?CRB=a7|X*Y7)heQ z0u9#q6*i3egPAHs9K$LEIav%SqU48FOx7(`DP{x#knM!fXH| zG&tt-VPj_mmHcV|GUU*=&Ir0donlTQC{@XvkY6qMmCUgaJU22wP$gHy!r?hgs1SU> zGzeBD#x1$bW_OItP$}?=zCdgiAbXspB6>#28t0oj5({UnBVhUn?l|k=*ki`P%5G<@ z5?7_VXS13Sb$y1HIFV=Kk9vaD^RxjqxD6hZGV(aedT<>|@TA_&c_uP3=UD^A$DnwQSt`js7Nk@3v0ecS_`R_Km2f7{ zVKXD71|RKlRIrK%OfVybqQ5FUI^Yt0LXpC%Y!Z4}Z_pZOLTkVY9j+ZUS|i9ophOju zz%^PbHln750l@%bSyiV1Al46JVJx!1Dw6DyqzW^lx&*5;M~3a7oOo7Yt*jydP@L2< z1kT__7Y^<^h9FU#V(>Bc5-)mc{+qR0Jg_OA@&Yjk)~|_m#Ve{vsEohGUn|5|DZy~8 zC;;*C5Q1#A5N8-*#fP|!tluku-D60u!~Np7NP*@E4yP$Ss>Nv|N|7wcpMi3t9#)`% zObFIU>0&I5pa&(75@KZ`&kJ}2TmgB;xPlkN5|usPIQ$^g`Ek1&kpP(+kv&LiO!h-rG-2w_Kdf65_6=pn z4aOW5Ap7w?a0G!94I4SqhGYT!y_3J8in^0a!0_ZE6XJK0u1UHk#K44%C)G7c*Mu0D zknyCt{%3ThjD8dge(+y51U`Aw6Rq!o&t8wb zM6^tv5`Dtd($W%bjbz*~MK0}5w!IZ#j%gdk0(dL@M0a;rgSl47&x zCw-JMed@Hd!pHY~3c5;d);w3i$xr^=k=6;%w5(b%Q+dCB{XthYbSdE($3Sl9zSO5% zw?C5l;qunS^Ja!FF7C~WtgM@oc<8DA^yDV(19STNQDj&z0s>p-^r71r05lx_YGzVVv& literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000033.png b/demos/second/part18_3d/auto/modified/image00000033.png new file mode 100644 index 0000000000000000000000000000000000000000..5c29b635c5b8f9491f7aa764dacf4cf3e59dffd3 GIT binary patch literal 4346 zcmeHKeNYtV8DCKO6oV0hW*D;`X@XAnc5nASw|7$H4(=RIE^vYvZP}0aVCBBpTet(Y z8ig25h(fgH1B@oxs%=a(G0ns{#3&(6ZD49j)QU-Jtfo#vJGDj}&Gp?qK$v8v!%XuZ zH?#ZhKJV}Oz0dP|pZA&D&8{UyX({)oAPAD?uv<&v=zzO_$ z^K92khIbPPDkzj5?dPjNx4-4VqL(xe@2Y#bnZMJLNKe(S(&pP+hc@=En^H1xP$b)R z&6gMCZtA-5blkLdT7GcB*SA|hNyU>7%#QnX_ETT1?)}qSzt23j zDLwqr_DAkLoVWgidAt2B%TMpUDn0Q2mybPnZqcqA67tLBXk|@8vwkOn#BCG`3S5qY zf{|=s4jpUTEcTN>%kKWgnJu;jGaAzCK6G`Sx7o65Gq|BL6O z#iz5%yT7Ywo@q_0YX+VM58iyIX#H#9s=puk_o+wO!xv62zUPfC2WFPc>Tx@N zvu57l;g1@hdZWDd^^Yw>sX4Z_;Q4FXo^2nfeud^YZ%8<}|3u-2^3IIZ%JU^dH;Yzw zS=B8omJ;G4yJw^wxt18+_}ReneFq%){Py@;KhM6xWncYl+IeTs(87j}8_DTw5)NHI z)O9i5ljjID96dXecr$Iqim(pc^Y(?f!d=tPZC^RxUY5IK{kPPuU&j+`Qm6l}@p%1> zx?9MX`+s{nEf`EH-adczz?Fe7E?)f3a^|bS#6>&AXZsKQ;WR9|hyaUgnX{PY0zNgv z2Uwtv_=2$N5X77p2{K$QkWdy>3x11g@K~1$6?luPLgyr$!2(bt*qcO9*0jXUHPvz^ zUX`~n#T=m_fe%Ow8u5AkAv$7FDZDg%md&^dRUlHWMYYW7LJI;SK(%VEn!s!kp@CE_ zOhL^e@1aYrg~Jr^&7!K2q#%vs;c!?Trqltk8rPUiCY&H~lEfea3pM&BCW84xIWk3z z!wN#2CfP zIG`W&2)W@I#Y;gbP%m=8)&Trc&R7bb8}$#?i(Vxip2L9`_#iX{SJjMLvdH0dje5uu zR13bK;swPXhm-`*U9rZ+CeJA8j12_3kMfQ~kL0d^AltM`C0R1SYgV*DJCsUW#pfIKY2a~{3k zfRP?nk7>1(4l}awW+Ew_$)wYIw7g*qMTscDs${%lqmrq3NTp}=6vMC##&N6>)0zl? zv5bzxc#7rqtbru~PbgG8M;8V}9|N~j@G;c@5BjT>30ZJD-{r8VNOcUVSX^F4@<0cR zs#x&XNA5!1f)A8QjI5?cZ_>ewG8$me1gX6XDhFZ+R-(+QA=FfCM&1@0CIf|KB}j@UOti-2CJ9=8HeiI7CdS|c zyx?j4UugO8pyt??+l3HZzfm#8PE;AFi@n8Oy@GO-P*gb-G{ePG2r&(SSK@?Ru_>;G z@mB-bJ%-D5#4h|mDd>$9X(BZ&#_Bi?rqyYT7)wzMrXwk!GqJGP05zUH6!1u4Mg;lQ zP)Dd0EKfx%G*{WE`Qy>y8X)fi6bvIw*!Km)hZDx-o-vZK8ULOpW(6>&$w0rD4K^>> z3-QrrIINl6c7DX)@Lv3gD?sYWMJA;0q+FA7O-O+WfhVhLQmzRpFd^_{b^YJuO1b+v z1^n<|P#AtJ?QCv~zz;3TRqVFG@zUI?swKyx);q{6RUI828NGMb2TP`PCbH^pDy(0X=``J4S!e>MMO=jG><;w6`zOiF5= zJ1sl4FLl-4#HCw5&iwP++~bv>m|MT9x_(04+Fyvj*S~oP27x$iORR?$Rc-h$8Mh$} literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000034.png b/demos/second/part18_3d/auto/modified/image00000034.png new file mode 100644 index 0000000000000000000000000000000000000000..9af9a3bd26529f08f38b3a399f33b32e9bfb8358 GIT binary patch literal 4369 zcmeHKeNYtV8DFppf+QG;F^1@RIDRzl?e5*)9lO1gz}*1{oScY!D5kf!AF#rGu(xn` zM5h$B6UZoPO=1-cos20qjR}5a@>#G*hz&+2rVSxNQqvSuOqtO(DpjxV-tjrjOoy4~ zKW=94-F@EQ^LwA?_df44yY;pW8F4X7V;~5Mvt*j`z-R*(7Ci_2xBVop3k>IL@{6QA z+6Q|?H!oChuoUocFy|L|2=ezkZJ)<=V$pX?8}`}fRNE7WHlBD)x|;@Xe(39!%NvcQ zkM;fjMcuoJMUTE|{rK!Hhn?%9>koDGy|s8Skdb}i@7c?*#rJM`iZ#}JwEW(v?ip-d z`Rb(Nyu+{6iK8E0j859${=rSnUSe;wu~opXZaw}=&JfzO^{uq4wTqPG^PRVjtp0qk z|N64DE3J9>s;hqJ&WaYgeraLe@-x>0x>X+&r}yZ;{RX-V#cnP3yu4y`2?Ry#5{yQh z#b_MQ2V~K-^ME0<^U1`npI&Y-|M-FG_{tA#&HZL`V)?@jwiTbmyh(d+z(c_o61JT8d#*J4ZY}eTK)>G19C| zpTDe49$A!8Y%Zw3RR7hgZToK@7;flxH+`s#)vLGv?bOZl8y#&|Iu+|f7-{=s;Mvm!<*$EaxD%UX-pT!HnCRaBzT$Z}b$8vo-?pAhuPbOyh%N5Vy>mNb zTf0fQr(`oGu4{Q9?$mHpaMu?DTaKTwplc6Cjy{z*#3Ww(Vs5{+`_B66rtjv*@0fS; zpC{V~Bl#4IyZUV3LhMXjNr_LxJ^1F8i1cF%K0CB+ZRVym&(+>ikG>p4BkvzYGrEH(dT^Br5GW@t1!-aiIs4onHXuRbSs$bKQ-Hw9Ni^(tR=B*B-=GNbQs7=TqY5|#k;)BqVBQ@=WPt6yV9AD3c@)g`z&6Pw7)D-C`+1Wlq}Ru96H21(=7&<8ykf)(Lu-cT5GK2kNIiD6Yg%rxTs(;g!tQ zfMhJ7@AdHJgHwv;ab9UI=N(A zn-N$lbW5li9>+Bd!fQx1LL`$MLMF31gm$QPxR%%IScaHFWpQ~W+Qo1(6(Cm%fQKb? z$)pV(Xb4a?iQUi*iOMomvX4bRT`R*1*cMN7K1{i#3n7a3R>cU zgF%raxT^e<6ZwLZ+a%Glnz)wK;5wBS!*Df`tR^Qx1)S&wl_+!Km{J|iM&1?*Bm;z{ z6Vq03oLE|-O|--TQcR_$Fp|Q_d=*aNT1rhK z7(roE@NQP%1OE#xA0AjA-ttVr3)T;WOyLu?iK`4hg&!+~&{2Zn(4nAcCY*wouIAWK zoPaAl#gx&mQVw*Fv2q=^3*S=;8ZFDxgjS1aG+G8B7)*mWRLLa5s#wm!b2z4TFw@z+ zZeH@yB9~eUbOc&~@(gJOuL*6`+UaOt87J=o5DdXcWI`|k8xss2OBj`V#(2hh^uILG zhX7NW4DbuvK=T5<5S?g-W17ir=Lh_a?Zpqc0-&B`hHg3778m zb_VU@oZxnSb8~aBr8nVU`rd)PVz4(D3<7*}<1cE#FyE6|?1dm@l6*z@kEc`vW0YjE znxls1Cq%@rDbK#y4ov$jrquk*?r%SBi|K$Dm^VIACfx`I-*_f#&#LSj^RjEswMD(E zSn`J#U&^`=Sg)CF$+j-1(Nc_7Cs;sddB58coCB zddz=**o#9?X>Bem9Z~=&33%Aw>UMw`aR>_uAQv0<)44pWAHuW zsIKnZ5Y?Ie7MIq29@=6|az=f4`d7Vwf2E(KIyc@udn)>NL{(v-1;KM?L(sH(!DzHu zjKwmtDlOpt0S{{A8B{MX`s zmU?Laz`zlv|4>gsUSwYKBX^{JNkbbNu1N3 zI#%CwBDnd5yqoNd2*pdsj^kfHxoqQ}3s)B=esDgeGI!XwVQaF+jdd-Vd*n^}v+l>b zJFRC2-p^RTEG}4_xTKZ%wywLeI8R@5p;#;!c=HMMw$>%Fa~gVLbE&4+)3yXQ>2^Oy zU7A(UxVE>bdH?Dy`>!2)Hvah4Uw%~lHo5i5d7U$&6>*=~Rz0NMweL!MzWG$mu7(ZA zZ>_nQb#(2_MMomu>4Oi{46V3*F1WU-^~P&;(L0BG)+aty+okN=y}Wn0^8%3ph18yo zcklJjMDJLt4hAfjGGP=BAd_tUJGPzZ`G5`ez)t!WhNb}DJk z&G5>A(*uMDLHZQ|56!OQMVR4B1(!i_{lH%ou)rA`5yCW;lnPtH^KtoLlvMsDoly0oKDsF2%nfz z0YF9y`q2nq4%nuuEZ*lX_p*FS1@96Ujfddav3O6p*CDsVu`1rdJAtbYWW^?=Otn~T zV-XSsrGnEVM**@Yc#4AkK3NlLlV;?0#uoy@$8aZjkM=G*123zUGP&7usXU9xppf!Y zoSPLmO1{PHIt^iGaD*UrC_?a@8qtx29ZBGEtrpXfD2J2dpe!z*NV`~Gf&$=50pMtO z4Ts?jhwy5aMF>=@Ll~4{5u72lT85!2LDhY}MPy~Z%NrpfX9iz1) zgpN-@Xhsc6!dZ-AaXUxwj10xG)GD{vNrUASoOCI#^0-Rn35jqj*=8{)aAi2FY_U0L z(GCI(iZsDh9=PwCBRKhNk(Ss5skJz!#Wbh}N7Y*VzEdvm^#LVHm>8;56Y`9-EEH%4 z5KBus1pu-g^gjul#S`(&mBn;UzZYUjc~ej{8*afzSMZ!% zC%_6%v1PQYln1BBh+IeQ!jDP8&f*x!5eUg@fSO32Ky*B=Lui)J@~jju57L@GWw74S}N^ji3n{ zpmvhgB03GNM$`#vHo=ZE2|%S2i~gTm#86~R6Vkn`iIEodD(P4pT~xj5KbAf0Fzy@$ z)P!x|dPNAK+(1ZVxa6fSyV+DSoHunxbn`3{1*-N?lWQO^Sg@IZvtU z|3+8L{WnJ51^(#y!TVr5ok)XsNwqC4Ck2cb7M7Hx9}Jo9LBA_$Zf=hI_+H=PP>FYX z=sA5$OG{{HU)(Ky-?=T`P+uq%0{$(Hn`*%j?J*blAV|4Lx~2s>R#X6Eq-e3GL|%@G zm>wMy_x!;RfT_)5O3pDK`R+{S!%1-5rZ4w>>$wyP6+LcgYVR%m=!Q#Ky**pG^wt?$ zl@R|*bVj-beYfb3?Mw3u=hmO-V~32wyktzg^f*puF=SnXZMjz>B4u+~;?JbTIrdfGcZoffZLi*ji0ZNe|-I&;I! z^*=JRdAr~D`F`H_`}uy~o85YQc4kt-f&`IBlw`G-a^Yx)7ZyJa{vTVObOsKms~q`! zE*U_)9P47r0K!*#0Rn=IOC$>Rxa~PJJCXQ@w`QQTP$9x%|&T$H^0)ZMiXL z;g|K@k1E@5|EZ(E`l<6$sjcQDp_#sKNze6W{@$wk+28EW<|I$%u3O!<;Ni{#)v*Ix zcb)s>?17y8qcMNE_q+Yc7uF7$41Iq%+i3~TKLQZZZ#T5^MP43Z{KUMbgoJ{^W4P-^G{~_#pP%1Ej?y)O6lAN`_q3;I83~@c__xV zpiweEv*Uy7*SnmTI?fbqh})1Z9u}2Xl;`q$XNP_%*?2nWz4~%saABZd^!BsV8*|r0 zzv0<`g&jc*Hga6rl0lSKbcu`G%(}9->Sd9pg1%Sjh$|~@nbw| zf3Pm-x|pWzpOaZ&&a1yre{)IUp8I?6HgvJgpUM*T_}0I_KX5w7dF*QEnpwviT9en! z>2lb9we9KtW9KS&AI~do``qv#agljDc>S)bYtJ90`;hbd2_gYmp=t^sIYu zKeMpiB>Va1XEAQsTQig1zZ(~-yVkq$V5?Q0+88~wCFK^Ca{F3LkFD#$3V-u=GsN3s zkNoRMdtbC`rIq!6a5)(}k+gYpKn-Sncr_~Hz!O)R3R5lXm%dsvh!4FRjcrSO;y0D2 zD!wZp5`B5-*XNVG-uSGh)aQF|_5QW5?~&o+Kly30I1B506?c?ozgnB`I=4B<-+(tMj8F|r&$R5FzeL(M_P zuavGxK=d5#B63X`BNXt-AT8l}FCmu)0s&b7m$6*2T%ptH$^&kQ#>0~Q-gH#IVkmzRGtfbYz0RFvmbc)MH4A#YRunT!Ig#6p(!~i18xZQ!BrKHEtzSx z*~dHt35prFH|zz)ehkSou5qy*i%pmbr!z4S=sw2#7C_5s8m`vi3LU1x$3c03^TAFOI2D)-SA}PU zvJfyCC@d-TDI^HnVJ?J`10>IK4wfx5NQICP!E0we5>#7eTfTohe9EUZ+ZEJ8aT}GS_*t3k!+E0MFkJ8 z^h0ADZ?&1@Zq1Oy#4NvN9d3oDLsnC|!_xKDrH+|(h}fL7_;uxx;ZXbGSq*jXzSL1! zpHvl)X`^=TAcH4!6mxUmJG$6?N9;IQ`&Hqz-=++Ur)NwbXkrsTPfd93otg^TyX9`m ziPSFj{H1HN#r1TX*wgLbl&@Kuy6nv*$^Rx|oH^+Zqqpwcg&i-xSyJ@khugn?d)MV- z$>h0B-?XRiY1&=*%2UUy@5Bxo??{HT{qZ-dnxCoGN15)m-t1d8Z~5S7eY3k@%p$8f L+jL}gQSE;KlH@^K literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000037.png b/demos/second/part18_3d/auto/modified/image00000037.png new file mode 100644 index 0000000000000000000000000000000000000000..83911a2047746348717e0c4ec03f34eada590a8d GIT binary patch literal 4639 zcmeHKdsGzH86Sv*M=D7bqgAStMN}GRcV>2W*%?_77X%`UE35*FN9MISfql3;unSh? zmDI{nqG=nV;44x+sc3v4tuZMCI0PkzlyI8Hm{8G}mWNTR*d%6qXL+CGoF01Wf9yFk zcjn&T_q*Ts`@Z{~onIT0;-&}84S*nMdP00mG8hfuLj9fq_tVR!w}7Fgz?dc`(@xlC zx0-|;9v1U$Jj}ZU69lBL0qER^ z-xj6%hI+M?Kl{AT&l$$3HB=ohoq4IdIC$@^dg|-2S6(Za;e*`y{=~6^jThgH`!{oR zgJ17P)PMW7IW2LYEt5U{06l{;`&I;$QmyYX7c%0~=6!zn-tuE?$h>=}Qnr41=HY_} zeQtD3PxDvpOV4@@{Hi#6cGaG)1x)kb(*GE<_}y2wZ>7986=bfDFW+Bx9D=;c1f9;1 zpwo>61j4A=wnrP^v^=*?{JBw5Q#ZL2+Xs~5V@w$A9F$8d^YBvOS(;YJU=Kvh*2>cK23Tjc^DrSNqF}Ya5+}`Ab49I82G-#b|I9YMew5zg7*+x3p>WYQ1tv!oX0u|vg+q+Z z10=%^{iub*2+pY@nRi%o?JOUg$6LgZ@e~|8YH!Q6=Xk>5SOuTMn*r1TcEu)a8JD0p zj9N$%WC>=Q#|nr&0VxWmF|j82CarkF8Se-%ALX5Z9*Nxp1}MFrim|e}l6wg;TA8#z z#aUT_qdboq6N%$0%!DY_42}>uk0B&Rvk1!*Dh5;GER8bbs1hs=k+!hBL5;v zS~LLztt?Tnv;3N}L!fR}QU6X`w(c zKv-I;Q$XOc0I^UyJ5P&NyU}XR(aI#3V99cHSr3jAM~id}E%JaA#g!C>QmDp=g1d?$ z)CfvY=s3KU6HNL44J{oWIASQ}@qz>FpYNF(I#DV7mZ7(y*BrrflwjC%C@7j83c*3= z@tns`z%{hQZl*0+Jm?<7!U!Lp*hf>LAzIs_WNPYq|W*nf5YYW7@MldH;?UZZZmirtxZ zBB`@$!K}Xy{OLFEy7l3o z$DT8D=YIG1{qFbu?sxCm`!n<6g_9-ENFWHBY|JoNKx+mM7X1WxH_o5j0-BaG>vF+D z`(cmQ?cfVJSSa;yFc;t*5ES^-XHNd9efRaXFJI_OLQdrG zh2A^=ZFx>qQrOw8)8<7!XSZ8*ORMV=UwkVr%A4`ZXMvt9_)uBghF=8M-MN~N9ln-( za>mtZr^}{io?i8Q`d4xNJKEmVZF^~3)xn*o_q8`3sgiyY_t#DSFSQ+K8h34f@X2p= z1-U<2v*zn{Rdq%7yKOJM8+P;c^##+l$nR5{+nl$PsIN9YywDkQKfG+u3gg|@SsVm~ zZQ%8Kvr(@fN(iJ;{nK5#j59x)*|I9DcJ9=uNn1#^uBPvRWoE(DE#?!U8h=dbE0xmpLz%t6&G2AT~mU;j9<}Q=J`jZzdyl$3);Vw-qZDT z6me12d3Hn9M-5xn=iFr?!ja8q&&j`-HD}{Hm#!xypX^R6UDoegw15OX9JP6XJ1UxiTzzMLO%jaD>9drGACf?ai0r8jVJV$z^gm3J|ET)FsdX z)a6SQDF!$UoR9JH9)WkeV3CuyyNd-Kf`D;&C_bmhWE!S-`36-0ddLE_M}|u=nbRp7 z?co#BN&v}VK;P@(vx0ppvv59lv6tb}N;sF0IGTcGhW$Oo-oj8iEF&t?!&xe&_lV0zyM`3Q3f|tEQV(^ z=n!#!ighzQONBlOhQl?qT7!}d&7y=|r9$m$hDAAyR#LdxC13sm_n{n zsgw?m9Lw%=I|M)Nfh~h9*!usi9GllY{hVTuqXiu|faODdHG9QWNU2DQacnu{gA- zTG@A&eE=}(90k%0*ueP=j(gegc|WL`c(Ojm-(a~t#u)(h#3bX=cS5cSxyGfyxWE(D zH6hoy6c`tHqPqTXa!E#RjGPPn(es1*-~~840^B7P=1glEXfGw$Y>VFy8XiHvu~k=B z$De=HaVBWEyEoVo3nfmI;k{2OJ>7S-w*z^RJO7n%B=e7959V1Tb~R@o zOAEU^8^KPdyiyByZ#_lyN)E-~1skV+@Y?go)0m?68TFPQ-1(fJx4!#VJLh6aG26Ow z?%kFcEaa7$mv1~+l$6ob*;HK*9d7kb+8iA`KiAgX`L%6#pG|+HSDy>5YNeh&HTm*E P5IST`TWok|fvw^{Z}5#J literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000039.png b/demos/second/part18_3d/auto/modified/image00000039.png new file mode 100644 index 0000000000000000000000000000000000000000..5f76257c0e966f05cb719e93a6a92984f52fed53 GIT binary patch literal 4618 zcmeHLdsGzH86Q_8hyg`O!cmLEp!L<+o!y;%%*bL03+_f2w}1jl!p_dzg^_)+JFp8$ z2ojT62~d-hR4rJ1kmjV4qvw>SHfkY)_#lV}%xRL^(yGZx&|q5$iH~gW?D9O#IX(2$ z|JbuLckaEv?{~lN_kH)Co&A|PeSKuaq6h>*B8>)p25imnBEo0F`|-7r9k6LH&&m-p z7$55PxNN)~phB4&puo@D5XAqf!@MnOW_pK-?*sI)k%~8)sa7}yk$s10t8~C!IKl}Za z`L79)%!#?C5A&C%{Uf@r_FNVI+SXY4iJyPicrPbs|HlL27i)d*ER7Y8_I-Z8y695g zyAIdIZ{{t$RUcckuVZn4aqREswZ-P%itpAIm(-@);{)FalGEjHZ8a{>ymK2tX6)os zQq0Dbl+k!#6!kCc(HYJ>xuhdMvuX8XVRLtDxpx|F9?Do!^w@55d|yN}y*KafBc?^K z$2_sVt);)e(|V=+qu2|5ykNLEH zar<%8XZIYYrCEXHI)WedxDe9mz5DRvfB+ zv1@3<^^9|yXD4(@-t9p@sJOlE+pEo+_a6A?>s50ahdYXseq7lq?K!%(d-(V@auX6z zx|`mAaAh`e&sct{`Q^IGgO2{c|Dk!+bFDX`h`Zdmw{JdOvHz)q$jM(_*4(K4+ct~k zqk-m@y52A}<(VdDZr=K4u`F>Rz- zmqW^ME-R4w9d1~72$HzY?`GH{AfQ%Iz&mx=;0J%iP@dCa*(wuZa;Jbo-carVndRwO zYIRP`|_O^wNGE7UZSjvp6in&>%!8(qTC!Gn(S^0F;!HQUXu) z^Q8(bDFRLOa5g$apEg1PdpfL85Zts(=JWZaKBd&d>1nw~M9^UvoJU9fbGS{WF?y$WLB>R%%I#)Dp^Z&=%nF!b%i5<%Cp824}>y z&@dP%EF;z_BnXbfSm+cFU<8*Z%jL4`FwrGcv>cl@!R^E`0;6XH07(gjl9m%Rq0J%) zTCRa#oFHjp0^Y^(wzB_*7B>%?7)rT;_rmqdfQ1?nDZ05KPxn2a3CWzMzf77~BI2a}v zO{rmDM1;?ZUNHFW2Jx?x!$y5_mZ9@j-{pu(^wB3TM<4m_dLZCPU$lCkR^4-9?x~i{ zHS;Y)hwX*cKgvD3q@f0h{^b+PezGI!$n3joN{*%0N_vMgk->VT>tCl|&9hwE)V5ZS zKJ#4Hv#Y9x=3$Zswi3~P{Ol*x*$a9}U$QlK&BCp5$0S5#(vCaC*$X!s>0NVLX-Z}| zgB?rjj>H-tefy>Avgcb2mlvO&VSmG0`J1{D$!ATvd&hM5=0kT8V`{qoy{9Zy{{}3y Be#!s< literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000040.png b/demos/second/part18_3d/auto/modified/image00000040.png new file mode 100644 index 0000000000000000000000000000000000000000..c4eca0ffbc3f827b56c54950590653f2fa666660 GIT binary patch literal 4379 zcmeHKe^3eQsrG+Lu^oTiR7hG4BzL6S_NfT?L>I<}>q5*4etzCC_VGSgwE z`H!2~d%NH7=lglz@8^Bro88^cyzJQMq-cdg5o^z}=A+SxE+TRc`aiuowgU|vbp^#z zKJa5+QQ-JWh)K0xh`|8QDHMS|xAVITFJqAp?Hmd!*g()#Fmsix-~QCzw6DTlzh9kCU~>ckLKCBi^A~e@X}=(O(`6?_TKcuD=f7 z8~(UCNOXVj5_P!bq0+qgX~SbnV}R}!wYa=#P7?R{m7bQk6Hi56Dq)JxmZO5gcJi5- zPJ3qNctNO)mhJm2IhWIuJHFr3YDKd@uy{;#tePWhvbe)i%&u9Izx@$kp2x0X}6uLX7n zxE_OXXi;{Ft#J4C-Jh=5`ttpKcbYqemfx%AnW^VLfBWC>Z*-mRzr23_ndbHd8y0mI zIDTHgZ0PjW+8>@NtoYR*EF<$$Y}?_hcXXXEf1vsama(fb{1E)zG^aRT$4&R7H9R;qYd{az3X{gq!N}3YfYI z#>A@Du8B4WXhh(K62JoPN{^2YSX3ci8r{ogjS34vqza3w*x|%71rcI8wN6dowg6wF zRjrA}%p%Lt`PQs43iM=Al}nPB)@b~GzuHf!1+h#+noK4Qq19-$I6~mQT8{(*xW|_w zQ;c$0p^p)Hufz);Oy&eGp<1%2RLGBw=jZl1924{&-H-SkrQoJ)v@@CW68zc&DMqYY%}D%Hg1`0#hxgXSZ5Z^87R_ zFg#0#Zb>qYNHb{lILoAQxX!>5I51E~+~tBC3Ar>aXQZZ3**!i9co-;CA#yd3cyvY+ zOF_uuMhJjR0dQbqIGl6op-D>ul4JE#C^m>Z>Pk>KH7l8lMN}?=W?gllyKh3i-X z;6}!%L(DD%pg64yKy8SMW#}wHbOW@Uyc?83jn`8aa>#(vg&L5>yC9AL>MzlO)uXF65Dyg+|37VS(JI zh#+J~wa}R&1d<>Y2tuVrC8vbRkrQqQ+DuoY2w4 z6uiLlTm~$5^|L+xc&31-+5clR7<%n?RZotsivZfHSZ-#ZeTX3@|N?0Mprh0w?)_ z2s6r%jz}xio*}KUm7#@7osRaGLwOaDU^s!AIkgTbuz=&rUKUeP`vGm1{-{%m_T&U9)n{NP!uFXS?hF zCRg<2=M?myw;(_ISnAG6$w41llry)$hQ?2yEG^Bu5VSs0{H(O4r6u9|qpr)rQgKf3 zd2?%PYw%cC!k6Z*fgg#%u3#{T@U45B8qg5s%_;FI6zUZD3Jbixwgwp^B)h{FaXTte zxpJXGwc#o<9kN?93UWICeuIo_z~ZeNd#$Jc^q-rBkx5};iCN39o_cjj^U|ily+__! z@lpMmm2K_O*qf!;sU7K`E4xY!R~}-AS5)j=rd~9>_p@h8B8ImmFK=wL=AR4yah`Qu zfB3+&QbsEELUH1U)&K14J@H#(t@r~4F?=@Oyha`V=(eJ3X?prLrSjf_n0_w3E9UsI iqvzt9w$1GjZTv5*7A&Ix literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000041.png b/demos/second/part18_3d/auto/modified/image00000041.png new file mode 100644 index 0000000000000000000000000000000000000000..f757feca77923606512409aa504faa46ac2c2b93 GIT binary patch literal 4331 zcmeHKeNYtV8DAjEw?M@>5G3mnGm>O)_wM%KZgVG|cL#S2rzf5u1RM7D<5;;b_LjTD zn1-magNdV9Y)t}c#*#>yl1Q4GF-;UfNm~uJ*48j+Y+|Ds+cKTD3Z!~{cR9W$ndvao z{Kw7Qz571z^ZcIY`MtmQo!b`s+LF|y>?8<+QmqzKIT-EWizUQ?-{ViFo&`hyR>vlx zoD9K!-p6uo1{Rw949tW%7J|Y<9{c)5eQ?6Po0(5;k9{m>pnG%ALw_AL_I7&iWM^E< zdpjZL@ZIFxxPw{m<6YJD%6EF4CrtZ~4jx=Qs9C?JXZ%bY60;}UoL+wPxqpngu2-IT ztNo=LS!aSv+WMaM7T;RBr=|F#AGYqwcr96*aq=0`P}j&-j-_Ii4Xm$rOU?JoXKM+-dHdio4BXSmDQW}IRwS* z;EYDQ)o7gT2XxW?Y^&bVw>szS)0cLeA6pbmZ}`~WF=RI9)Gyg>U;c-rpA!db#uwPK z_h&9G>3#3|^#SMQ-m_Je@s)=3|3D3m4dp`X_aZ;ZtnLr{hxdl==7vU~*EUkGEGdnB z#rx`~Lh1RX6=&~P?#wVHH0)&9tib-Z=SN0QmNdT|N<8$J=l(vZIQAg2@B!23kEqIC z4etoEmkKl^i%Y7^6)l4;Up%^b-)QUY-2=Y%-^!D9sx4pk{Ih?(^Z0OIY1+HHyE4`- z9&p&+*tUG+_-~qCe7B*$$92ynU` zMoTuIGRa@4*@*E^99fjwb2~n=;i>$ujdsi~BU!>O5gw#yh`@=EChf+Rm+njINu<}6jUDf#OvDmicl((8b zY`oJj4&6BRv-7Ebe?nPX{xer^Uj6g6Yxnh+z8Z;NbAbQRAG>~i9>^}t0eNk*l@XNB zBPVH}laYr#exN%D(iMgMBvsD{u#<6dUcGGOgHtk?qxG^%wGFfRjZ7V9*~&8;wyt$h zTk9z;Eh}1;qze-Oz{3b69QL@q0V1rINw@@f7R{&(mRy8-y=;@s4jX+u1LJaBjv?kS z7gWktCBZtLW{GlBaTEf~^s+iZ@DnH+3Wek$mE6a>P=!{jMKL9+R3g9w2{d^HGK_cw zc_PFFhKUJKJm(iUpBEM}NvE$-(92|C9iFVuXbNTAj0d;|Kvu=9lqFW1 zeJVnvz{Pp|QWPM2mZ!k6(`3!6OW>q2-4WJ4zQlnrCSwyMC zX#`hmF+@WDlQUYE2W5>6QGR=rFq$EGcI zHz}|nKrbufyp7@M1qbJ0HVCB1rlLTrRuMEaB*7* z&)!WTW;Y3Ab*o&nmAD#n1+ej#MI46M+t_dLqU+# zL<<2j$k0-q0Bd52sw2HF2HYM|xlY=-Z<7L$j)r7aNC8b1BDj_%5vKwJdQfR7g|d)h zNo+z*Q|JL7D}+d%F}MJafGZ$Ri7R-ev{Cu9YYEjc;w}Kf5KN0q6Q+(5hDIAk#XDoN zV;%YpPIQvPj7tW@P1wNY1@1z0>N1RS2I~DTKheGTE>pnpe3CiwJ5SdL z+cO96UF?h0@^O(Zx{i*H$dQYg|JGf+x`&Tkj6@>9zhm#NW-uiBEmZ*slIMxvm~dxN z5E$bHtIZsLGjT~Qnswzk^a3!|Sxp9qW#DhWH!Ny~Q%vjEl<)fb@RihLS+(UU>*f1# zzq(LX`n$bv8tX21z7C&ES$#UQe_zrAWrpD!54X4Gu0AxpfUo%^rqr;d%RqEOUnw&z x?wF63J+b2SGPq<_TKDj|xRr-joW6BwS!JkbMZ)tB9RxWct9h-ddrj^3{{pVr6k`AY literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000042.png b/demos/second/part18_3d/auto/modified/image00000042.png new file mode 100644 index 0000000000000000000000000000000000000000..85260028033584ed750e1ac190aca969ea0a9de1 GIT binary patch literal 4348 zcmeHKeNa@_6@LN>t}bF(QHWz7ORCc5?R)#h?!N9ykX>LcD;wCL7)iPN_AWfx-M74b z>@G$UL~IAzBx*=%1u{BmTCt5$l-AZ!O8r1n8|m0|5=PY4rZi&`GLzO1Mzg(dm(NLN zI?Ocxu`|2(-E)5DchC9VbMNeHwQnqxN-`uEhDohO=2A4;(U(e!N599vE4_e*^V=Pp zg;Eg0{XFMpJrEZf{1As>){SA|A+Pf=e<#ZO=|mJ)YZiG4r6WHKU`ctf#YkMQSf~Vz=>=kFbZBB(Y-KY37dtXXkH6FKqZ8$|$KEwPSd?XHgg?Eb8Q61C{u-Xw(!Aiv;r@c=@-Eq;ilLGR z_X{ig%!=JxpQiXH4kk-`?j%Nb-5lQXX1A5h-WNCa?8*^l<-cyuAF>TRSQqTPyD(+P zf}{UF+IJ()oonTSz3(rjPD;0K4Qb($Q`hGeyuSE@_R8#{vbC=^-BXYKJdWD2Xz{Na z&eY$n8^iu__?K6tet%MNd-ij~Bg22YapMcqwU0&<*T2fY^4IRmS5Vu9S=3&eZN)Uh zc@@CLIiVu#^`pMSFk^1m513jg;7(Z0`b_fC(|vNBb(!Rwv^L7-&xbW^(RLn|ZQtl% zw%0NSmppf!#2BU#ffot@4|_en039~Tqr5bF7R{s_k3xi6lYFzyj^}ec#5D?yf+8$o zHmH)Xli)_)<)%x`1>+QGW|G$kf}bYIP$;AbsTCYwO)3or14*e!m5M+JBGBLyK$!3a zvP6m)hZzPKp7jeX=fg!#;N&Hl7Fuog z$p}$`YS!zIMj^3hAO+SvCDx4GL{GGw>4~85N!}UgiQ1!JgtFOaGso16=~>Mtxwt;< z;uzLNM;{rzilHbyMNkGMAT&y+hA^Nx;ZmxhlG17!Mx~oZW%UIF;A5ajg~$~w;-Oqn z#{f!8sMWwlXh4pNa574UaH^G*QU`#>0Khbg5}rj}2|UxY5~*B>O67LD7?lWC1vO={dw}3Z z0Va7d>#Gk>IUKAPmI**qQ<-DXs&aG&wO*yxs3^k}s2uVE)QKXel2WKOQIEJSG%5xO z3&cJ}1W`Mxh0f<85IEk!aUPRgObHhwC*3x5oLoQvW*|UBN~zQ|WuR4*13hT8v|2|{ z8k(Ah=UlA2;eVmU!-E@RTVBKl(E1HgQ|v^Q!MfNiHubR4qlDwpLqP*3Rzd&-p(~mv z;)=PL8sMvj==K}A zOuJ-IT+D_pFLW1@lb7MRW+>mU^E18|U*{4yKDWrM^qrGyPOe!gFe~s}cg@K)D+Oi+ zp6jmvn_QBq*D2^j|AIp3WogA3VGDZEQrn9i7Bt>oRaLd|OvL;Md!wqevr~5U(crmA z6(1kjX6)+fiX0r2{l_>s{30J2j6@;`-}Ukjn$WP&UsMsmFh!R5ofm#HH;9ahg4Je8 z99g(5o>*O(^(`qfHCWAgj-r82-a9RAdUA2XQ%MD9KOP%RYq@l5-LKQ)K9ha+_?kQL z^79VEkw3k2@Udgbd~@&FMt;949m|vaAs$cauP>1_uh6{G<*AMvRP4^Hm0@pn zq@D!HgR8$s^(PGUu6Y7mKl=8mygkkM{5(mstOeiScuIPfDD5!zRTxncnANh;d~|(P G^M3&=gc@uB literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000043.png b/demos/second/part18_3d/auto/modified/image00000043.png new file mode 100644 index 0000000000000000000000000000000000000000..bd5a6471b6f1a90dbba5414f9e252e5be1b7b0ba GIT binary patch literal 4674 zcmeHKeNYo;8ej1PjLKY*wze{M4O-ORCcB%>Cc7p`Oh94@#u!B^H?rB?z-qoo77}oZ z_<>caaJJeL3skLmS4Nzpcix?+w4iY49D20s&4JR=v!3Hu>D(Q|)vw%}1QDm5=`eTx zM`n`u-RFIt-}^kj=l8yo-C@pLGEMTb1cIPx#&m-PjArmfW5$EuriIhm!O&h}T`gJ| zKkV_k?Sg}c#bOT+^8vvQL4h8pc}?v2*)b1p#A~CX79@1MIk#C?wbuH(?p`tOIeTYJ z%cJ5~zP)u|4t!!=lcj6+t7+$_x9=cri(e{$-}-uBS9J13Z^Mha{2hZyACyk|*Sfmv z6}ykk{;9up&VvCa{*{9M?V9e>XHRbzB=e{CBuuFgnk#>OC-ByV@!Evfy7z6Y?)lAo zx2|0IIC#deFe$C76Q9{vI^z$8t%=@xU2)xs*yPltPkz2}13hl-2I7s^?-O_%1dZD& z==El!UjMitP)5z0yS3?OQWDzNuBcz|eDsu^YVKFHcMe$+)<3_~Jo}QQk=~bcZ=&ht zcj8}M(t5nFufuk^wLLp4I!pJH2T(y_fkoUM7yL#18*L??t5yENS^j?L;BsdF<>}Ex zFM09Y)_vz2cW%o1H#;Fpy8T=y{*O8H%a2{VJuCT>FH(zF4f-}#>XdG*B`L0>n(1kq z+16yb(sycEf^Ba0+~lM>;^yYIs+=rM>9rg&yRUk-;@!HW*yk$RV^`7p_Gat~Y*Qay zM_-?kUA6MUnwsNFcOC!c+}atPw_p2n&M&FTIWII#m@JLIWKNq%9{TOA!>iLTmL96u z*g5d}*Os#@Cna`7HFUuzOTS(8pWeom`|AGr&gRJn2HOjgUoC5qbsb%JVX)~Mu?z|- zJoUeSczF_f-&oSzSYB0j(AoF*KQ_+a&~iN%y~mwBa%XAj{>2BOQy+Y$x?c9xn%vy; zw;PXFU5tkHKdX0@ZPCM)!*>Q`{omZabN5R{q9oJG zmaJzfPP!;rq6yFdz{!gY9B?{ZK02V4hH+^y51HjsIP4;>*GgBL%&^|=%BD(|!cclf zgH{^apXS`Gz|rBUN{w?2%8>}JP%;RiASuK~+AzdUv5bnP>`Ky3jDRw_d?Mpw`4AKU zmk9ue#Ow@<69l4CVI)HEN&=xU8;_8j+D3AAoI;i42#94~0jQF3jLa$o#Q`W>p`sWy zr9x~JuRsWbRUr&PC=njxF;uNmvJ6Rup*WUKb9HjiEHE zvVw_HMPnF(5;Qu(-^~g3;ve%49UfQ{X?eQf1N#?;O_39|f-i_XMIIeO_$a|}_)yRc z8!5rZ6!Ba*PkhZ$lA+#8AYhw37&n*%+MR zISy4vXdOoPx$UB#@$$Mnz$4%a$TQ3pJTKg+`A_HK&*wv30E8hZh2Xdq#b}(MmFgkF z?0@xw)CmLBm7n!`zyhn)tsw z>^c+7^^Om&)6~}11`l+_4`{l2cX@+d!C(;h*H&#S1H)ubdbSUOWQn2gxIq1)B4CUb zji%J-8x)_e*~Jw}7hn%;5u(r2+-;Hl+Ij{1eqtDA#YDi@oNypP|U*!`gY ze*MA8f695dys9DR?eAut?7f;Zecp_e!!c1yVRYN26lQ|KF~gc7&6RxQP;Z?_m`;;h zzPtW;_NgprdbRGx{#K2qvUBHwtJU39|I8Gsd~osJ+!L%a-6w&Y_q0CH#pGuw)8C(v z^TpfQM~*f^H}xMcryOiFe0NVvISqYuNcq>PJ*xRz7G^z~mEl{^hwoifvF*b>)`pkb z8YY<^-E?XRSKvQGNxu4jxEmJ{9kzr BmOTIf literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000044.png b/demos/second/part18_3d/auto/modified/image00000044.png new file mode 100644 index 0000000000000000000000000000000000000000..f1d46b013bba29a0eade81010977be0b3a788c4e GIT binary patch literal 4896 zcmeHKeNYtV8DA0PL!maJX%KZ?Ospn*x3?d6dn*UR9Rdl5C*TK>j_mF3!3y``-NK!u zDq>_3QYA6zs3{mfAa&Z{gi+I}!4wlH*doCIGiXXADlrulHL`3RFRo0uJhu&kro1fb z^`=z4{!v6Aj;bwh=u$pe9^Jelvv%q1;OP}Kf3$k=a7J{&>d?CWbWcb{p_UK_kNVdi(xrlL(5(i=~B_eQ?hRO0wsrTgA|_Yibw75jGgtYETN z-Ff!qedp>bwy*t`3k*PBIopPRwP?xCV^;>|$9?og(&jbyT-$ahPA1xQ$iJ60RpzXX-FhWQ%I@30ka+XJ;)tKV)*P{h+4t+TU7m9K zy^T!&^z6#j?dz*fKELba&9fVR);93$Uvqw|-Mwf|ePAdO*=1T0q&|G&dd<3&&aH=E z+tzmXg{v8@tEa`Z1pKZ8{&4H9_<#1+t=@Ow&YrT+gZG*@#XVEnsOWfaS^K^EE96SZ zOE_x(@UVLt_8_(7bluL%(nHq1%cts=ywunqf!*g@-yM8@>)VNkpoVwOYx+yST%VhJ zZlLaDWoIy~|3$5>bcY_!s2RMg7`izyc;gaL_x)C=yTjSulko}$K|hHTL4~a|rZJq| zs$hA$Sx|Va4p4d!6dUhxuv~#4!Db;(wCRwc5C4R~BCkW%Qbx?^&3|?YJLn=s?8;_HcpVK0J%a0 zJX#zhEF4Rs8UhzkQcK||O<4$3C0KBQrnMACV`C^*Iz>>GY~fh1WGWs|X*hz!HG&q^ za2Sq~YKlb76lq4yyh^Q7(S(J!kUlD&V^-LmRu-gFw6b}E(qYT|VF;RK_?7)+A| zIuy-d6pE1yHU@9!Ma$;@hL$%E9P3Ycis%CCZ}tuOcT}dZ$$#g+EfjrQ35I=}f?+v- z2rjl*@aG$F`KP#i)|MxLr^j%)J{lK)pcHrtBXF7nx#tKiO5z-bvKpL4S(+eto;Rxq zjmD?K2)oN}k=(3PNXP>^0xR+~{)P~j-YnayTOO{g%H@FRt&!qCyOSC0=dRw+OEAJuKF@;@ru4;XV)fb9Fn zz!3yaH08*VHe42<>K^BBct<_XC17}RkqPNLDc7W26H;J8;K}Nmlxso?Ob9$#T|b&! zVWS_#f(^XOy1^&!=c^j-gU@Bcl$MnQ+AH&ObJI_I4G*Csxm8tFk)J;7_{5v*oa)^e zTU}l4J=hU>H@2g9m($zf^?Cumy0W|!G@*`^Y!?J6V&rRzr#8MA3t(sHBge8diTreW1ZY%pr$eebsQ??)X?OzL^2rsR_D)%~k$kEM4V zhb;vsKl)=|RI;=8TGaBi+c~rHe^q?`Ehs;yEgo8si5v`WY7Dy7hhZ(SX_I<-F6x?r zKREaM1kTVXbl-cf;7;G(#K`tVK}-AX$7j|Yjr{tZ&QmjMjPqw44}9)yGb~iNBYGlI zHdG{coPuhqKU+7arYs}pAHnMbzIy+vxFCp2gT8BuI)knWKeiz=(D3fk*F)&1LcR?T n*s^2!CGZ9!x3fKWTTVk?U)R_FYx|S{5FeD9lx{edm|OO5Umeqz literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000045.png b/demos/second/part18_3d/auto/modified/image00000045.png new file mode 100644 index 0000000000000000000000000000000000000000..e9e323b1657aa26df62a2458eb367369f58d3666 GIT binary patch literal 4886 zcmeHKYj6|S6<&<-i`WoiN<%z!EfWZ|EA2`vX?L*ICiFin74XYGJZ@m(_tF= z%RAb=yXT(s-E+SC-M!ki=Gn6n6UHYX2$E>bF<4-0h9@3399|DiOKgJ8$#Uxg(Zc#s zkJs%GiUBH?c>oFmf&)PU7oFxsNyAg)?)N0?qLljsDLq?m#^@^MUU2x&8dH`NX`{b8 zb1&|_q)lTcjy^x7_>#cpS8~aq+})7H%;6g{BpsOO?TdSTj!hd z{xR&rblcUZ^(QOaVuGWh7LMBxziL*?XVL1Ib$``T4{ttKRLnF(Kp6SF_6UdVH^J(yQG>!{jl|Z?YE~ zpKCm1y43#RoD}=>1q+=s{^Px!FIH@wxfA*DtxvVrE3YlG z*-qW4J6v@(7R~%ct*i3YOw_Wc^On53>qh6-e^=E#tU%5Oy{G?XS%V|Us0;xrY=J44 z;oMF+%e(DB9&mb~^bjO{dcebSOM!^mL80K%$-3)5lA!{xljW;TxXF_ViiDhUFPK+8 z+sc(Me5Lq;t>i?~!LTVOJynQkvYNjWLU zv8;els+46Upy^)T!B`C0y%6w8Co2*~52H}{{eHP$C3kxZ6$DMw3S6mBDlzDR`N~`( z8^Bz?GzlVtVE{hPD|ke~?Ls9?*6uD5but<3M<3*fb}Q{Ij(Rz z6$2xDVpb^x=}qW+BYal4P!$&7bC-BIkW~s?V%k6mp6iSElz5B75(R~V(-V$@WDoKb1xG(wgL0F4!sQH11cvwF4)T6fd)OIznM{nq&6P;$ z84Ws_G(N+-Ie}-wx3q&}0coc&oTEsL#7R3wvp9(nEJ3Mw9%!J$04Sr&C$cUMNKg=5 zEB*Ify-57xJQ~6 z1{MQ}WhI?LfUq6b!en{@E4sZ_x4T#;lTt#Z$i8k9TuwYIvIbTJ5ENIc7y@T-trgy= zDMqEmaFW3X_`7+*QTE@wrNx7$N2WYS@WJuR!luZIng^Ceo+6LMLU<{mXn0XDEEg%k z$Cd&2!U3R~fQrOum0g8tXpSH#3a0=O zkwPE3&+QQXtQY7DA&-zND9@-2Z3FP5L zt0XWAkOZa$1PO3X<*>7=AE-nE$NFUtUqWHo_s(LvLVEK*(rvopKa?GD7_e2q*^k)Z z76f-RMc#-PkEaxG0{a|z@ z^nVls7yK{lho8L58jdW1pUWz9t~Cp`9TRM}*~dbL2gq()O-)VmnFqlWA)9x2=%w^+ z+qQ*v1e0&22d`}OhJv9`2>NfUT3rd7cu!7&4?*N<(m5b{D=)l?(Xgy zL0rnex#7aSOZ8K6b4T)=TQRFwH6Kd-;_~?1mZ`y)6QkeB+kTw2&DPIoZ`FUEV*QgP zcyAJFqQ_OH@Of0?o{7(rCoj(YO$b*Hy=DEG(G4RmMGJq3+gmt~ z=JxNnd39^$Th*;wmjAW2=Jt_~V#ggER?VGn&pjExW7rE^tbWb>73TVe*Jtc-kN)Dh j=({n?zde57CtbttoHJw{iC4jj5yY4^+wks8+lqe!t^Cvh literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000046.png b/demos/second/part18_3d/auto/modified/image00000046.png new file mode 100644 index 0000000000000000000000000000000000000000..cb9d8c5d6afbbd3124252d353c5c4a49bdd8c054 GIT binary patch literal 4872 zcmeHLe^37=oZh`lN(Za5RE18WaG2&%`Y10Edp^^h_a@ zcENUs&CKU>uux>@V9w2(A;^8*Vtg^A4GtO~4UZ}FUmMkVmi%N<;iHCuKao5328|qA z9Xj^e&OIMPD}xWNTefD^+N7j<{?dm%=HvtB+Ab--b1*>acQA7IGue;E@AO`6IejAQ zV#MF>Un*Qye)H&$Hhdele}CNDZI$hnp~*?sp8Qjp<--N#O`S20vBmyEa)d%sttcJLX(8uThOJB9^x!T0>%P6xPj4N0_R_MS2EAlFKXNe^pV$j-^IzTe{D<;-lauswR7Ez9F(Y zeA&j<=7E7uQ(tRGRz_e(eCQ)+d%^Zp;lL8lFT-DIFSg&Ta*Zx`jX(`A(uez=2_*W- z-pl1RA2jXTmGO6Gp1-8xayLG-a?S43gTu>XFa9~PXzQr+_5JY*8`iRVN#`N@dixLB z&lqkDoZlQ}T9vgbcJ&eB^Ro7;>h8j;9Pi8}jGh@JHbWk{ zz47&@`+#kO8=OY~uvj#O3lu&E^o1Wqkz~mkOFUhEY^&l1Qr=TWts;~pjUqTo(+EM5G-8soCImMzv|Ns=8IIwmQR%HtfwnT7NCn8H zJm68ANF`wgffzxm5dv3}h|0_=5t=113()rV8B~r0~isMkFiBp&m z28@po45>s^7{?-NlbIlKmQk2YsF#Xms0}uUg$Cv1Ep#p?vs-h$9ire=yiu=};8Gvd z+hWY81v3cHN|JeNf%`Euowsml0xhbEk!n&YS1J?=rHWKz_+!vk&fx@36ge?eDkr=> zVp%AV3=ozUeF_M??I0IQ=iq3;=18~M^0g9i0j4_rW-fv<2mO|WJ{ z#hT4C*_}4C;G!K|d@j%tXa(%))e8Qxw@_0QT1Ch) z79rH)f;Q0@q9#l@g2~kc#+pbH=ae(+@?WQjp~z#~|4WJ*nRw@)^sPqrZ_f4srfn6V z`o1=>1%Vw+HnpWq*aDQ~Nq#0))RP9nHQ(Idbes#R3&6DE@ z@Vus}tE=IcJUt$d2jJ_f_LPFd0((-H6N04C;@8jJxV{iH1`2vZV&G@N zK>;y~hpvyW1Wgz83GwMkonQ90im!f3Z<|}=)2c6cZk%qnesS__+2;)p-hZ$=Ai4K1 zRmF7`XKzN{8NA^%EVvXIcI@3B#zBk6y6bOMeXTnje^uWfHx%(S>oRtkf1Z~mowxK2 z1P*(kNlQNvvv5g)U)WvcrkpkzbMU$LqhHlWeY2wC6IQc|{;j{MIima>|B5%}ht@|2 zolAz}Hip*k>fJ?OSI@7h#-4w!HC$e{qZ=B+6q!R$*RMP7|4O4@$h(Km`A7A?r@Z2y W@G)^P`aO^cq)$vqIQ>FS**^hrTFu7* literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000047.png b/demos/second/part18_3d/auto/modified/image00000047.png new file mode 100644 index 0000000000000000000000000000000000000000..2cebbb62319aac64616b9965d9b14c6469d4f4d1 GIT binary patch literal 4887 zcmeHKeNYo;8edcdv8bn1Ik0pa^r+`;vS0bwHG#%}5;YJ*6sX?FWbO^}bd&fGXX?=Ldh z?C$eE&+mPn-}`&^&HmP!H8(aUAqIk=SaW8&4VDyJVb7Cnj34%R z-GW%m!&142hxvdgKv3Y4(|S4fC>s5saD8=UL|S}Xxw)ghYf7SR`oioxKi73XbLdg| z^S2Y~r@{O7G&I&5?QidojD7A^@9fR`O{U!s7DuHA6jjOX9_NY~SyW)Zfp``}9J0^vP;JnTGz5Xa4@dhN3e|KXSTH z{&W1Kn|1LUH@7Bsmc;KJe>i^MxnJei<)`fY;n?Im?(CG#v9IV}UbtlK%(D;_v05~l ztY(wxaY3Mrx>q+DGLODAwRKre<1e3$8oOS{?b>>y!8Wz%+4a^JzK&_4YnR@Ov?RP4 zH)ZbOmd?&L$A!bK`MFWK#t9FglF|~Jv}t1Sy||Z;Rd~Ls@%JYAd!X$LnJpJ4MUfqv z^Cwo|{Rn4Uj9HDw!lz3N!a(p>$@uBB3b=jIoPx3;B>``L!paf|8NcNT06tkr$I zg1$O7zh=?tC3P+HHn!Y4u`K>n_so+^cT&~UCO3~7qlo+3Iww-o@af+^$jdyxvSGt( zr|!=G&USp!=;XE$AGO1uue_c1ua2fgwcGBzSv973 z)A-rL3!~Bd=87+x*3?vPcXoceziGyA4qY9G-s6sccw^qmEwi^n2i`xcy;}L#B?Sdv zbvL!toR5M{zixC@zHWkTAKbXB?77u_+1f3mGZA!vN62n3dASwORH zr;_2^4qh2>dVumENS_w)Fl-So!4AGqbQu&qpMR-x9e00E|2;tJ;S~jZ`aL7d}GAQyaR@mhB@-V3+l_-)C z5X*2yY7DIRasq8jpVJ2c?hK0MlH{RPD!<>a^b<4$gu`d9#br~-^fg(*>$)2SL9 z;gd4T07zd#KN{h)gFaQ+c%Qq}%kmjzyh}YI*cC#k?j?MDw*QJS;^8j7CjzoR$tw)kicY4GS9x58p#hn2+GsT!6u1%{ zuvm*3NdN%`#RAb)8W7x1L54=; zWuZYafLKP>DF6uBK`pe&%QKSOYj?Yg4GK9WSdQ!;wt#lx7>P+|Bp!gGI6-45jcV=S zLQT%&W)Df+Cq?G$9C~Yq@d<_meNox!cvR_A%T*BnivMrk_5rCyo1AW zYACwTEl7UG%Nq*;kAN#6&k$Gei=l;@G1S|?oR?Pt5Qd->g5!1+r3nmt`v_A#{Sq-j z?GR80kT-$x2uYwUqQfZ^!GLaX&cR_U9#&32fj_B4pb4BNK$W24kS6{QCF)QVbU(o$ z4i-#HI&>VO!$=0fIkf{P2~sBr;THJmC1NNtAbWghiF%d%xme6BIjXs4b$~R3_OwZu)6+d zbj1w36!R|dU)B#^d0$$QK!Dd}!n(ko0nS}X1qE4O1k)cvI|}OR>f+8kY(E+-@Qw_w z&~M$kHCW#scURxuvC$iB4+ew4e{0R!N^lzE$;|gbkTO|5A_9$RWxyCEnJpPn-^WCc zoJHoIjRO|wlsVmK&uqJSu_IREGY@}CRNZ$I-cM2_|pHRaew-E&2xT=p5yWZ0gmC~kR&D0{tV*PiPU#@_j^(eJH^ zYMESl|NOZU3Q8h{ZS(*5_dUkrtEwlg%A8oW>$}5s+`j0lCe04pE!}Q-+)QIlGn_U5 z@Vbr>Ss4oSeM|I3^j&?_@Au9u7N?W8|+oC%JmC|*RJCn(4OrV(XNHrQGiuhPFnM`1WJWK`>s3L29 zVQaCrJ=zxVZFkqwQ#_?wA6vEHV~dCf*;=YATUP7V7pF&RtJUnC1bOWCoIRed{fnG4 zb7$`TeZTvCzwi5IGL^<@StDbfi9rx#q&{0`f};^0AUX`5>nDwDf^Do=7Y$-yOC&wDeEOGg{+ro-Vudbo1`gHzk?- zSABRs;*IVvR?k?{cqr*R^YEnMNxM>ZfCA6NiMx8JqkFo>P>=D{>^-=jXvi10@7>G# zS67xyd$pyRc(${A^uFRFPv_lB%$#3SS;&7q{KviTjp~jlTR&Iti?VD+kdPIeR%_I2 zwGRSe$r3{5_*|_HECy*V1K9{BUyI@we%Y#%CMr z4PSL0oStAApEo`=xt9Fb^2Vz9x$5$+`FvjI+lkUQYLjE1c%>;1Gb7~NKKgdYob0ypZLchA z?wRsW(}`J;NykI~+=?D3?@s&SLfx!Qwcl-6K5WbFrp2ifDh`WV-=EZSyS|H@j`*dn zoqO-KM}oWhvO{$%t17nIJHOsvm-5o#OR?aN^~A1gFP6VEc`I^o^BKjZihs;An@?S> zYp80ALbVHaIx1e)qNW|!dc-$xT)lSvqO|UQInv(hZaHUK0}$k~R1Ox{9K%$KaoWYS z)oEeHKD!H69)hUTd@hxW=5r2>=;nb>MJQ+0h;n5HU~p;K0xrAE&CV>Fmcx`4 zGAgSmEj32%qacBuVdoBgSO1l z8;pGxf&}@T-4(EcVh=*{oULE1LB0tqfp7*o0?qq)2caLt9som>!9eMpOtIjeUZ)WW z`%_jY!&#}|B`#yFK+a-PsfEQz0=Hl^P5?|{v(a(@WGpRb2Tq;zjg?T5 z7>P4V%%YH4FsWQFl`=LOSK&c#tPGXublYi|PR>r}vl5phKd^@&IF)YHYea+?^v@WJ zXx;`5G@_}TquAHKki*&8nLI71iOW@Tg;WVhrBX%!g`yucn{|6&B?_E45KGCxijWox z1_Onqg*t@{c25^{``N#&S@uvjr%iQ51nS1@uW zC~F_P$7$oew3|)OhdM&7V0i|#LZ1sHDrK-Q-U3$00u&4bDvTfm!DJ+bD|-c#Jo*qV zHWeUcgbK6bN*P8fae%307CEL+;<#KPQz&H?<;rUQrFbf z__wsi_o!PhtaJNY{eC~h*Ho>lfWt6XcAf`8#7V*t;@g>40w<$*y&)s&o0#bEsD$`) zZ36Cly)Hc``}p<0oryh)j)*Wak=G}W^81}*wBebw5#ampezdXn&5)6Mzj`a}uiI1h zW!XbsIQZ%I9wd6+`7gkl)l1Swp9pb%d9>%b@Qt~+`23xfaYcrW{f8P2U$J?b_1O7IL(fxN>5`;~UOW>IDQi z(_x0V`?O^Mq7GDzoKDR@w)9 zM7KjI;$f-O!^6B^a6pj%tkd%4lnylPe!-UQ_KEh8%FW_DDO8>^OqWP&ik9PlJ=xc+jQm+8*bhy==;!>|K6N-}(rv2loZQFZlkynUU!d9K2d)6PYWuGnC#Ao_8|9IBddCM-{-&*+Du3tLc z&;K(b?pob~{5g!f;^Vj`*UQTdwZ)%*kila+mrKm#J8f^xxG|yp{_<7k_01*-dSa81 zl43EXq&!FoB+{_{RlTtzDW-FE*1n(244u41$NjqTYKt|daOM_E+?nuJs($6&3Fhe9 z$Y+)uJJi?L#q=KQ%+C$YO@8V=R9sSQm0q15*b%w>c$w!fHNO5>-*u>Y8NI7_MksMk zd%Am5{im&4Hs*fMjvuGk+)8#E& zH=Mln!e6Z?vM0{&8uyzX`2F%5i*BE5&92{lv$k?lQ-5c1;=GD>WzT_yr}__GATpr< z?%CHi&^r;mXDU0|`ch3rv$OA;!>tQmY`++R-sMibd39;|uEovJkzaitf3f206?Xfl zS6UC%oDPLkR_$|DRHeYyy;pB3uV1@z^}F+U>%YpO-X8JPpRJow2#Q!CfELR$r&Fxk zsiZkK!z=wx59mDzN?7Fg&}<bL*zYWIc`3hM5#*)7y=+z~;2=aQ)GPAL7C6N%@-U$!lqizw z7uI2l#Bex4LW0AUMZk9Kq0P2aN@(IF?Fti%uGpQ*hD+yvpM$2u{d?Q^^*SUV$mm zhZai_EjfULUXd=iO8gHeY=V=|l4w~?wU*S78ZEBTY19OXs~>`Lc+m?wQRY;mN}LGJ z$Yr5GGC){b?o&Vzw1Zrz6p^PTw`g;_i}VUPBv|$wo;HK+#L*IMpd}uVq8Lu0B!%g0 z7)EJGN*#}&1ci>kyE(y8`rpv<=7AFiOKudrVExjdX>dnn@x_BrgO5c*a4W%Za8pn; zJD7r(UdMC6I04t-6uX9Y74YEn7;4uCcHswFf#q4AX5t+PsR2DiV2l=FSOP~lUafIp zYCK-e=ti@9-44k|i+pkc&=F__+B2vX{9Le53r3@TYk0W|KrjR)5e&1TC`F)@nj8{L z_4rdn2^4pzQBWccMI@f0HZx;TI$C0xx<#@ICnM&GU=Fw*u{{*+Jwf&#z0d~GE!w@GVE6X?Y{%lC-|Y+Qk4>Cu+?3cneri-j>5L;0is-5<(WbWC+K{G&(GxFT z4&`FUcPwkUUH&nA?_`o=hNZezyt8C~Qru2+5*d@!a<8)Zr;D8{N(ZWw3|W@lb2s0f zSs(Z!nN282xoiF9?!1-k&~G_ zbMN>4?)Uw^-@PX{TXhL>em=oI5Cr*Y;?>EZ)qxA0;STO~OZ-|u^G&fnol7PQVXMtz zWb+xAE3z^$<6w;ti#C(ABZ%rO=EG z>9;r9{&6m5LBzg`FYG?HY3JtW_Xgk|Usk;P>9UhMjt>6pKjeERWYNv4^=oej*^k{a zwG4+gS4-v|QxE!ee&NyGk#sD6&89wXQ3uwwFCeq+YgKibs3dDu;-#h|K@jA&k&TJb zX<}l=G6H#2z5bRe{!COz%j%SaufFKzyG==dTs^oiIVA7JZMx8IpIV|a>zC=;;9Y?) z#hq@rcCFRWbGjvCrPs>n=O0093)UucZ_RYRAGoTy*!o>X;r-c#cc8sV+HtLj@oU1TKO-^W13*g*>=f~a~5to(l;0 zxlViaT4Q2}VQ$9Ui1{_rpUayovQ~zd_GNJy*FFfv-maPN|H2zB{%J(zyDPRkHY*RW zA^LqYDpJp9Ry8c!-f;Wu>RIgri_T>o!gtL1ZJmd=Ah27vbh>=s@tX(IdN@Xqal!COCIwZo-QPp9qt<>W0W1o>yOKw;_H6$E852}#;w zV1y2n6-W<)!Xq74lFDN^*udnlW|iR1$*%=4OREGcWm;5gjbU=x_+lHAQkOJDnyZ32fI!p zi12~KZM2a{Rxcfe0B5wFX6%%WwQ{V*4D*6(uuvOM#7IV%ITdE^HzMO^y3o3vBtWbZAP%miKN#;+Ciie^Bl-yvX3?yzu za7+%Okx3YY#4rY-_g9J!@i8IFe^mEXQTI9F;3^6qU=A$|pu?jLi;|$YY98AtrT= z@MR%DGJsf;*C_yS^@Ci97#l-!7MtE;$yW*ZkYL_(d{_&X6HRiYn&cP&ib^m7#R&wKQlKSDg;I=35GATGB2qCUM+_t;Mhr?y zDpSZn^^_yzjicKwMy`;wG0{1IN5B=3r;96ifvZppC&yBl%kWhIgdr%7NF+RAGBF_@ zBTV${Q^aJn416g>!JrI~s7!&7N{mEsqZ|d&rAaw0n;i82l;XH1@KH^SrWh{bx5crd zhKv5A>>~yf_EA91NFUgr!FDei-|t5`10{KupHaCz%PC-ZYLchocZ#klx}J)Gr!t;W z*A!h(#lTY;PpRwwMwic%6C+~=KlBR0dGNS2H5QyDG2IG1-}cSU&Q3VxR6mCHXIE8K z1zvdEdB&M-b9b%@udc3k?&%D?7v9;s-RA6cI-S72x?*z~XuPfQ8FmN~hVhr1<6z`E z(CNi#w6R`4dB5V}8&c^LJp}$;2-c{h_3^E@E?xEi3;djCwl)fu4n6)MZOyH}CiQ1$ zan9{$XMT0`ge2im*!p({x-RcrK4Z9ez5m548!sa%doHzoJEs~>ZVt^goi8YFRJffh zdHK!vg%A_;H{a;u0?*X8nyBEA8ublBeL(xe!`*RFQ0S7VEWP{nnrKuQ+4Gwdi{0El zik>&rf2gVP!{t$nRZzpGE0~{Q)`5t`vPSfkkdhnUHLd>4Z`Bg$y@qWUnopJ6w)kz( zw_f>V0qxbc;Y=9jc6YdHzfd%-=zEXFSMPq)yV)!}ek^eD!$)`P>Dkxkp_Qe|t<4ST z{hqnII%{UN_o*mtXJv3@#ZkRBc41VC#<#uBf9KYc@OOfzF^NNtkJorM$R0{l?bAPI0pcJ{Y=Zj8YuV-h2F69T_W%F@ literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000051.png b/demos/second/part18_3d/auto/modified/image00000051.png new file mode 100644 index 0000000000000000000000000000000000000000..d7784bd3883e89dc598a796baa86f48001c26e57 GIT binary patch literal 4549 zcmeHKdsGuw8Xq1K#A0j3M_cfWfmUrdnMr06$dG_Eph-(48=}C9Hj|kNOeL9+3=ps) zqPA3zQXkz?1z#oI)|wt|WxL(_K!vJRX}apxqtc}Xbrq4WyJ*)(vv&d_ob5S#JZJkK zIcIY3-23}}_xpa|ckh||rg6^f=%}ZoAP9=q>(Wi2HG&6?3Jgg0ZJm>AkL(xaj$a`4E?A;;B=-Shbro_MhG)lWO;hO$S=NoO4 z&!zTGQpe^#^(V<+nr>SyOe^{3#^$;`6Soxa@X~!NMMOCM)#`-Cg216~x2EME`J`07 zz96c5u5r%N&z~amyT+Fv@UDA*92u#Ip7q*C{M(oAtt>%ubg@5HeO+|o^5Rpg?cAbU zW2fFQf0&!_!{n-aPxzgOc0{k<@JYRHc@{SR*g;KP6%uhJZ+>-4VF?6pE<&rcAIS(QY8&~SZ+DR$9>RmQ1jqI^VM{+&^Vr`N|!ntiCL zqvNRc?4j1Y98pf%6ZfFvl429T?#aMAF~4i6a9*q}yFI0>7uxCpOjxtn6dKX&h9BG2foWFpLg56bZwe~lQmC!^60zd`Icu|_82a7 z?8}O^KAZP!%Cs%`)#{eo{2X;|5|_s0 z)y{33U*Gi7nx-4aUzvQe`-Kzve^9MWn7Ai=v^eIBan>m1j=k3!b9JXHcdTA|vhU?C z)3Lb`@kc{<`r$7se@y+U-8Z*x%gy!Gqqp5|Elzo^s#)samE3lFPbZ!Q1u&=gv-@Ww z(7XDI{l1m8Rom?yKm6G@V{!APvFIK8*!$OCs@(MAc4*($ZxSz6eLvq~Io0iJsy!`& zwF|tCs^wbP)Ofv5+Iyq>de7f5-_MoMS--38oT&x{Rp((rb>$i|35v5zNt&}VQjgsU z$_|3msU9auEn;}s$`r5;jkx!VgJPJaHR2qF0W~ha_9BOy@My$AUIO%mVMGiEA^akZIM-l=wVaEAaVaiEB^e&JR4z`5g4HhC zMwrrP4N!nLjku8KodklEm6b`$Fe&FMKx8VF3PI(FTrL3!iM!mvlOBn~9WPMybEGqF z%EdZ)mUF-YCu!wMc#T*L=HUna*_{T%AicvqpaReX@sLhLCPfju9T{rj<}*qG$$&$@ zXyG=4O^TQpH&^1Kn2b`!!N(7!ps7K7XNjvQ7!FM#Oc7%TP&ZgrHf+h+dV_J$LXe<< zwL61WK)xP*bKHNhDtF!XfC9M0KouZ zNuf>wL2w+zLTFtK$#X6<#}#SBf&;K%IXGZY3BFZVG~=`a^J&r3@YP z6L9rUQH7+VfB~n+K)F5`XMdp-tVxtj1u`gMY)VRkD`};KR45e^22Y|DSQ3dP;@EI@ zH)rF^NEee<0CWUef$|J$1y2tqYQ}JMSs^220SG1$L>d%KHXs->5HKQ~84n^>Bmbp| zItUnY$N;rW+vk)0P3USuUJZbc;G3X80$lM?elP1vwRvJ%!}U5_%~m1kVqm|n?M-1CXNeiW%0Rf$ivw+}BX zck176Ozez?zKm!vmwpty=dDI;?K(q^;Z)TzjjrRFfNL3P+owr5_i|X*#+0Td&k3H|t)$d+TfooyW$ z=+3!%wksn|kQNj25XvvePv-W`cK;^ymCj=8^-9OxaK|WgWGz{9b&dePA-~d7e(+-R z?(J#+r2J+GclPv3zFn}m;={pP;nAOb6<@Ueu6^qpF)|C*5jDH}5ZT{3zq3VmZQ%5p zu$+Y%3!|gz@$X7IE3?wnC4*U9#=xNn>Hhkt;Ai)A1+OO#zL~h!xkLHECSvHRjLLPF zGHY8`?`^%^vvF?kt)&;Tj;Y>Q@O+EkOkrrBex<+s=!w5JrYBq}Il5zr`e50myDfwG8ptiRHvRt5)d2K? zwz$2yqH^02)4(^Unip^B7z#%3)92qFSzS`I;s|v5@TZEQZGX@+!2l5zBTgw*V5*Hmq1rtwo6|m??ge_IayF%>AFOMvY139ZOLIoPLmbX z9R#VDJFO(Onc?6ZCYLp9grjX|gfL5MglRGzspNAeV2jyT3n z*;p&bTFfxdN#?EyXOoWO}Cha;)KrSd(JoS3K!V3770j+0jc2J2tCx(io-Vpe0AwV)f zSdy<(K;W?exe&27hU6@^REx!^5%M9yyyf_^4jd<%ywV{_E zxz4$>ZNBbJ>bkl*cY`bRj@or&ug&dpyWId^SGi*w7-m`%GVBl}isUaJXVdaRFe%`) zx_H6Opc%dk79T(lfHj{8ZCp%hLihKde;Ql{KkcvA5_K(Zcl&-aZFQ#K$&vWc3jzD* zlm`#uH$Kj*U-_-(deD~e(U&fq?5Yn&V|pv#k7KGbBVJmS(>C+hji;VvOGd_MpU&Uy(0FEP+nHm)$i_SrEQHJASCy@w%1EkdM-R|9SADcT6Igm>^yuu-(7+H4raOJ+ZTeyQX zfS@K(fh5|B3f2!uXcEleK+{Gn7@_C{5kKfy8alsD>)DZEmI{ZlfkF~U)0+J{5HP4tOE>}3bk9?jzP1{za94e_F=$lo=ddyir4k$B)9wd-gleS;m;HM4tfvW zzqabtrCoj*$8NovlWcxi5&MFw0wa^;{YoFzpzjY@@A|`mF$v|*%B~fAwC>XlP@y^A zpQrwP^)ribL+jXARo(P2($mrP#ivsLlQC^`NU0$Br9K>z??p z89p4rgl7GyWazmbH0F%|fkQW{>(%j}C9W82df#Kz!|POfrXC(mfgra%Ol+)16&pL9 z4oIT<^>-8rm)5WD*pX8AlRz)u{ZgvFX6SVC>YTv+nl-mL4R}??lO^hv?*^>cc(J*! zuQRLnVn=$KS6a+--$J>0xykH1%N<7owze0Vzo@iL1lvZSQ$Ht;^}gUGx+}hUWlz=B zhW)$K{zZDabKktuCHPxt#NM<0gTYaMxEEKjdBR#;5ff>`+QOH29wqLyuWD~p|D~^G z)9S3S^suP#6QZw5+bc8D<{)aCbvUMV`Z;S|*J>+6z%lD}@t%)C0-&|G=b3y$4h zXDlg;g_CQC9`Qzo2Zz4CFKl>L1oie?V z7&FV5jIfiF$TH=z3N9De;pzAcX0>{T-e{dt0qDWE6J|cfL-_^+f3Am>jmrllQvrRa zhgA!9DL&a>!U=};t}*3$+6wSrZ#c}s3osWmemP6@IZ zgW2T;#GZ#_8QrW{^I~&aTL$S%ifUYF;bE9%nQGiN}(NdZah!Lq&N+BW{ zDM1K{NQwvv6eTGcCIUtm6-DClCX0apfutw_=olSB2_tDlBnB-dr7<0XQYbBuqNG?#k}efy z*sUfVYa=XlOg7LFXa(BSr4{^RSD_;2qis8BXBB{82!|vv7?U4?8`&Tbjbn_nH@q19tKf-V;))!wWsKDNUuO7VN!}GP|{wB4j_~<(P z@SokX#(rD-VNe;t(Z4kwe0=Y!y3YIlwbzc6eGzgi^N#9=0iURSx(<|oY};M8w8p)^ zc|7Eg8J;&1mi%-?c~;@~_}*u`b-p`x1%?Vrbeou*4`U7~x4O5y=dKPKzMWSF6@~r& zoBFo?p|%0fDl+VCSwzHTtD9f3$4fBe6>O_rxhHh&PrTCQ6CQ7G{@Cr{mFoVAnw6e? z>mvetwjvu_RqoPH4|9xAr)jihSKIII2Wo~#BQ#qt^(O^f43~6!ee=&~B)C<)7DxuE M;*ykSH)NLn2YA_X?f?J) literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000054.png b/demos/second/part18_3d/auto/modified/image00000054.png new file mode 100644 index 0000000000000000000000000000000000000000..1d090ae8d6b37a4151e05474a378625e583bb27c GIT binary patch literal 4483 zcmeHKdsGuw8XtKZm8BGQRkTA8sdXorB$L;e@Gzjk5=bKoRB4&aOkhf0Bm)FIrHJBb zMFnZsMGMqN-IlJnithO$wU0utbDrE13_t~DahjX_7k(|k$ z`R?!g-S7K--@PaEnm%dOEZ%$`1VOVBv~dP7>cNEuc!S@@<+EDB&{C9=#u|tM*zT~I z7&8sCg?1XIU5p8WTwhxB>jPWhfXCm3Z1nL>QS5x#d{lm|N65QzOc$B!vvqqw-`5uw zyx?6u@6TBM^Eu)_9W@@0sXCb4`C4T18K5pvn zZZlr_xHUc1KQ%V!F_fE^YhZT;yMGt*d`pr2dPPD1qJn$S{^y9jSDy68ZpbcmY^grq zux(T7zepc1{;M75#J3hNEj!ZFyC~|^-{K3`^*dkL87sAk&O`>c?IFHwSOk+ zs<>wZo8G-AO!9hNWZ)C!t%2+C>fa{raBWo_ehI%hBfVm6 z=lYta)jOK*cD(rObG^&XZg@wzbMc%;pXvON%lehRvIEEd@phW_Qt^TESI#|r_V0%F zwSM7kUhj3mCyRfG{`ZZBwbga^t4gQu>u=4CT2gXG&~d*1(3h`yLAJ-R7rI1BAq>|!CNAXlH z91vJ&mVjLrv(<^a)O-&w4(>U#kPmwxY>t|rrqjb3n}dci0VY6^co&l|=11{hm4h8;LT6@VT>7hxBQ1gOwr5svq8vhn$VWH_Lo z^>C(uZ7MX-PFtRXq~r5xD;qwZf+9!#?RgHfCmo6u(q`HMpiZ!=Xu^`K5_I}e4^DzC z#$xw)0kJ0_S;jOb)`Zx&8BaRn0|D-%yc5tPxqH9>rPJYYHZqS3FCk9N=hnw58_7_( z=hkGDE5ve2fnZ|7gkVag98oI7Mno#YFiNVxOmeAg994qV$r4tQ=BNOkBs&<;m4tbGR2&rrsH75%L?sxC&@v^UB8&>e zNSjE+C{@T5ghXT{D5ZyrBJq_rhlK#;WGqA$Ewo#+JQJMYc&t7_%@+&MF^k?zuqNQ3 z<|i`NJlEJn3S*(yumq>3NT!sDMREm59Tj7kd3C3=o#! z`V>w9hFp+__0*-9|%*%UZI4yE8E@@dKw zC*T^IBC`o=77b31;dULdGe6S`GKvOY6N*S^RE}U05rr5Uwjp~8J_8v84;iM>7(d-i!+qjXJaoe7!Y2M z>GwsXf5n;$^}FMvvNXqJpDszi+I>7ppX24c4}U)|CpyQkG=vN+b%{1T*sJBwu2=}0 z>IP2ypbVZ{zofEwONY$~X?y1f+`6U@YP%iUS>yBIpBb5}Uzll~5mbK3_p`jt)NOBR z&ai_a+U1SB;@2;q6^9GOx5-0`Cv6Pb)IilkmyL q@b6pNoB5@6=5Ib|zCT#+G8FUQQ7v5MNc{jv0VTvI#T{9ZS^6IiU1Vec literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000055.png b/demos/second/part18_3d/auto/modified/image00000055.png new file mode 100644 index 0000000000000000000000000000000000000000..e71003c4ed1d81d0cb7f433c057df3437ca7668a GIT binary patch literal 4506 zcmeHKdr(tX8owZK3zaTbm-@H{m8I@YZXP7$nm{o@i5iRnc?i|q+y`9Ai{wHAtrVZN zT0wMdDFqgv>s0A19mTGXU0h+%stAf5YXxa3bzMPrJEgcP&7Oq!Y-e_u+5Sgnl5@{F zzwh^b-|zd*ncVj@2`d5vLIWTO3RJ}_wP4hMFX}f9{MIfFYy?9?K~gHK#qF@gYNi>t>%rXKe0QWdW2;hLCX82lJ<_|ALlN+ACahC zte;=hGouBKO?$U7?N-@|h*@9Y$EWAtyY2DR!#6!`LpPIf5rRCnGYW-9rBICI1G1>t zTq=*h{KlNdjfuxzpXob&cNBS|vgfdNPWH^*ngwkEHCS23GjDb1{*YNKE}iM@Y|`Jk z)R>myn-V+Y1(cJUqh(89aef%GzM;T!zr;Q;&)x?eT8o$8`HiorU3~lM_Ocr_ySJqL zNO*a2c3r(L_Vvcj$mHm&oc1;PVW;X%QB8iSItvV*JlI(9~#+JtpaPb*p1oL+He z<=!(-u5O%t{qd4(8Gn=(FMPGu%byd{rdjSSK79HgM^oc(7ard8&h`FP-)XO`^9gJ6 z{G$2#geq z!w#dtWWyYCj+++)&#q-22X;f)Y&j=Yt$`J0D+Pqt8w^ltHKsHZxvub3N;${nA0y2KLt^enu>cp* z5+V|bl8^#KL<;$cR6;}{IKdauHu%4B146G6GC06CWdJVII^;iHifL@W{m z3VkFWi9)3)Lg=NmL_(o_2_YCqvBt`PuEY)FqjFJ^fJ#JCD2a+`gilHNh={_)2rh{N z%rx*p(|VzhrrlH|fh{*%jW{SLW5hElp2d{u-f#(y#cEV?j)04ft!NB5O9KNrXEkHW zb&PE!F-9tp#a(Lh#Zs|=58Mf)LX?k+$3V%H)do7z#mPsxLXmsNRTc~+1BAt0eF_NN z>mV0QVWn`^Y)vwo4RVevB-mv+x~&GsiNsl4iL(?SMFm2Pk76i42|NfT7!VK@Vdyx# znPlkv|AlrP9#}S1@_5Du{O7xuhE7x>l`}LOni?4QQG#Ljp}=rrCgvJ7Xkc8SlR|k+}im zE*W4qv<5COa2N7MFT-KYK)k=^XSf!>rVALJaxy7>r{tQFYf=hK3Ov2wJfoytMzh_0fdBIM>^%Vnp| zI?cIBR#{o;tZoVEm$kI-wK`jzPA9-umh3D7gTEy{%?3f-FxS_^aV#beEc&u4b)4_R z0MBWQL_Ns0^WfF{Rh2R}DZZ)q%hsU3!7q8Y;Opz}I-MJO{cZ){yF|X%+CIzsVeQJ3 z+-nD8zUZCl++7&=cGL6O-JksXf*jo*q5G;-7x;3~u1EdBl_ymlypvpXxleGPyTWDj@tUuKZ`A2N6kHA7x-nff3kfb^wVu?-x%cY zRq9{;-L7XlZ$ch*)eHN-OpYx|jOEO|UsvZ@_qpoUJ7~sT_^q5lLyqE zC2%XgFYD#|jA73z-8sA8!t#Li711|dk8kr__55^Z>SCndXw?d`ctzuhk_9a1t)1I@(bLxN0 zIWuqOzI%V~-rv3VoxHqZNSi+~bb2U)AQN>d+6*`v;Ej(9gwOqRC$__(qcST;$Y7kP z&2BaEB>)vFYybr=-h?2oPtAt>u)rDP?hiz00?2n=Q3LhgjMY>vxMXsk*F`NQVkX}` z`~A3mVYT5ir=FG-kty|^rvsYbkSo_sh)xmbR_zXH49MRV`&)Nk|Jlm>&vfn1{i8Vf z@ZrB)UNPtPzDY5jaYtef7CN@yO75AhRTMjZ-MR3SvgKgsTw$~Oi<}Q?zumA)I>Vty_2|zp?ej)vdQrEq=PI_g9}3>{QjxoVGt`yeQ&=AvsvS?Y&#?uKJkRy=U&3f&JI1bi^aI zHNXGh;#mB9UFDIM6?N5H%{|u+x6FR!*o`p!JMQF;z89y9&FDyLW z+tONhJ_JqtO|zwXSt6S8PTw7I|LxwsFRw~leyBn&y6tEFk?}f?AYu7DEU_GYD$QEW zVurICf!JlX!P-L*b-c^QuuFh|8bJ|n(TMs#JSswYP9w^e>2bX+5ft+&m3EL>nU=*? zE@4%iC_XM!?V=%o83+vOGM88!v`ZuM;nMKkE0%~*pNg7r zBgPBi$It=?Yv*kOZ?&LaOvY#}6Eq?boJSw}XSV6}L+}>IAPbNWiHosG2r(`(n2`B+(sOo^L5+jzJ zuhScbEW8vH@n)OP3X(lSQ{YXH$Qt3Bcg7daa7Uo|5bg-=hq3#Vp_X1xYpraV*FBw9 zBl50Kb5@q;X#cB%qc|f0FiHwk7{vk{QyNJIBTYt532=fUWy~-roy8$A78ZD+Ah?)^ zIDk;e6e^VwQxT*Tqhu!dMgk>#aFm=R2^nqz!ywY_JgiElWVlyeC=Nm?;F>Bx;uwX? zjTmK8NHL?*D8*PxftyS~$xsTD4~k>yWUJlGz;yCvrU*!EmLlJTmvB14pwoy*G5$zm zC}9K>G|-4rc}tn=(L@$+2AKlmWs{JrjJHl9fKLu%p%d+Z5v=wstF=TU^16h2Er+J{u$?$YV6=soz+TP|t)&7*H@D8|sg-_(~s7z4m|MGv9@V-_;QD0Ng4C@cU z!IT5e=O@JSPqD>}r3k>?W3XHw%K4ut1u3JXSfdPJBxzE@YQl{e6p)ySl*{C-l29la ze>DxEJFF(b$=E?c5#$ka1^M73o<8D(o)4BVUi~w zqD)B{2@19eXXIeR$Z;Gqnv60`PH=Lmk^+p9^H=-N6XH-!s78jUmUy?the=gSew22< z!mxc5QsbAw{TXielA-;6kTdA-le`AY?MW_yqN9sE7Qdr(jneg43_OpY;24;`@ns| zQ)mzLysU0&YVvGxN8C}nyI0#iZjZ+U^_%KmtA@jPTS~42LBuiMdyK0&z8nfe1f4!9 zG<;R=faku6M_u|^N72iqt5dBV_R0NESa=v;5f2$ zeex}my?uW{^uDfFKG*zkQr$6S^~TKbls^=AN5bRxFAMkdivE2$37=KE+d*Cm`tS78 z-uHF}odC-}2oTORl$BX7tzQOO=d2+oH10UwbHGr4S>vp^H|@lKqPq6Y4>qn==g4ah znB&4aTe^eZkC9C-nqzxOw2a!mv-N6l=7EXV4h7tl9h}#R;`f@lNKTV8U4@MohkY$U(y?%>d3mE>AXV}f?aVKQ6 zTTOHp1u?lc3Zh)JiNkT-H0xgQZ-SPM4+d;0@_K$l>jnPjemRd+HL+ie1ce=luJ&ph z9`q9|HZA3AGtNsxE;?Fk4s2|_fo|^0jrP%e8~e=HD|E51t5q2z&yGHlKgdis#Bck< z!S|C(I&KN%fg^{9qMx+l-A$#PCF_?qwQg^S-BSL38&mTAqQK<0;EG{X-rJWj@=QeK ziI9-h^#z4PD>@O?=M~Js(xi`c%fFMrMK9BlkvdIeXO69MpA6X3oM-!cxpQoTbC^@}0$$Ox+FQ~q>$?8(srI_E z1BoL9*Nazry-oDh#*mWt?%dlDcBL;WH(|_Ca8xC=3L7`CYJCI0*}Sf~Ui(G=r5)>y zK}kVjo2w;vi<--m6GQXwBr{3C`Dx*zj7J)QQB8~RcNbe)R^-L+dAhY?mYA1AFwitjSpK-+OR zq2VqYPGnLHWTet)i;_3|@t=7RO)7bbQZ1sjMN;W>OrD+EnHO&$@-hjO|asbI>KtE~W zFn~=e&{Ga;ww<7&awrQEIGchbrtNLn_AF02Bq5-(C^LXMfLGxhm(d!nZrXyCAdNQL zJXS#LIY@>!&4@K8Hg?66&g?*d`84kw^i=L1FhFUwnA%EYv*BsfN*?PUBdr8YVxC8l zM5qvo27h>y(7=(2Fe1PqkC zINFl!nprT=W@;ycvuX-us7xe8C8$CqQvhExpajb90G-Hk3K9O~3R@NoBm;!S***mX z9t)5Q7HOw&#%ecMtyxMQ8xq7?PA_Z0b|P^GSK|x?ND+}36CxNQG9chC!K88++>u#$ zD@mJj{}-CwJW%LF$zx~-@Sp3Mn%Gf0sr?gg6R%mcXDdOFXH#G}F_D4;&!I?9oPcX$ ziAcvSX%sj;Cfjvtp8kne5Q+$~m;kL{!o?IUp(GL*7aL8moKT=bBPqmXV$)o9htf|GgayCBzsT=P<3Uf_l9T99jA3d{?< z&|UvGxqN3nrzi{f7vuyVOBLZ83&4k#SQlrA0^^+xsj2ao-Rg19Td9?ml>wiOcQ(0G z?Tg(Rp;c8??$ezCqoJL>N9^uSx7!WyRpkc@!Qf+yNpf&F{6O|v6(Z%sBKz`0!9hBD9NK^+)Zn;P>A(m!I3` z9E`~Q<=w%vFGhU*rBBia7uKD)kiw<2*BFj}n07A@a?|Otee$Dy zT~A|a#dp8u7k2zRNWCZZ$4iN-O@|JkSIYOk7W`BSH>9ssd#I7-+42U|uO=Fn1Q%6& zmcIIL0o;p^1*4C1OH-~iK_}lVR(}N@Yrk4|@;t}uMB}e*R~C0a^oGt9g~qgReR}lb zul#tvYa-f`pn{bjy|e7ITWBze$x5SMT|1z^y%#TzODNW#=dP^%^!7Pbv)MNONutl& igJ~}{_&w-&cF;%Kj?y8olvM&1IGU(<^?MPiMgIZG!f0Cn literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000058.png b/demos/second/part18_3d/auto/modified/image00000058.png new file mode 100644 index 0000000000000000000000000000000000000000..fc0b8a403fcf399c8bba1ef96d21cf057c0bf631 GIT binary patch literal 4468 zcmeHKdr%X19$%1$M8HQ;JIZ-WP|@COvdQMTO;BD!EWsGUOR=)aZeS~UkSrw7lOkBB zwM7uyIjw+bp{;k|917Q~S}P|Uc!!9GcwQCD$$5^|R?pMo1DgA7cwakn!_4(RGPC*Z zejlIj_xt&Mf8W`CTayqQz*)k9ASgf;7p(=W23+XuS>V6%<$yM@{GmXX%4i7(Y_(a8 zbT$Pu`Bn<1oU{>woL`zWn*&?n*+aL3Uib2Dat1%YN?Lx~zIER9CUsbj*RFRxgTK1C z^i`iu|MW#i8?My$|1sc{Pet%{Yl6aAv$OVTU7*POa>a^`jp}Rtr#A%a zSEQ{7533g4DQ+!GPf-*Oq%&##2STuY)nS42-)Rd>#`nJ;U+UZ?tA7o@H7BhsscUm( z^ZL@}Z_jUivGeXP{+#}?e9!Vljb47-pv#(d-jX9tU)QF_^%Nd?=Z((Culz&Xk>nHF z?)mF(_*CJ8HBb5)lJ-|WtSI)Y8Enf5Us-gP*IoZ|*I?s-XanTJtaYCb_xhmERRy0n zyjfOs*wlaXWW(y$&)y0|pOGCO-CJMyLF8fR^r1`ATSb50oRM+iZbNffk1rgxrOsSb z5(R5(?>*+-|Mu>^Z@$7BzAuD&yKP-pwQr%I>zp*`u2gkAZm^hm1ZmMzJg3PD+75yg zYn)cXu#IA1J(WqDmE8NMzTm<%spO`J)u`GUMP<=(1vV(s@E|I0shPNF%O| zUN;H>o|N1yhOy#&zQf_*IWV5ZmdO{$<#IkMrWIp&#|I z>%bx9Ybm=W*Jhw%@+dPCIvIjAjQd-2ZQ1T}NCThBrcA)p4x$RCgp5_GHRB#E1(~$T z>h=O;PqAcZ;{;h#a$_~_awaDN+{baJSdZ22HU?H|H6Cp-N-! zQKMciGEyXh5mG545|bz*7s*h>Af$wt0K+hun3@EoGTRx#Y@k>u0M4TU4k^JX43+B< zy;v+jM5K^HWMVmmNKs6TNd$ykhUzClY_QRwD~asMS+P(gfRc(xLM$XDh*&I_AtC`v zATqsBh6ph|2qLG%Lb2QpMH=vR7MqCx+ew>TQqW_5~-Y#r;*2O+I^H@*nKE)!Z1>Toyem| zcb))iL}kb#%$XFJ9;59#CZ~U-74!yz)Jx=`eGDQ35n)mzqSxyQL@E|wQjtt5L8bqN zZnqd22VtWkG69c(E6|>9uHaSfjaof57e^Mw?gAhT5unHq3FD6z%x7oDSj7td4>(b{ z4JHj4;5Q-z!wbwp{`fE)<%}IWKjCk5FMh%Z0D30KwD_H&Ylg0AF)%ITneLjQYg!CU z%Xp@{{%>?~CO)SqGk6PffRClbuiyI&d}v{scwG!w2bN`IBz*3Q9)>>5sI06Ex;Wf@ z&Xr-C<$6s~RaNDx=?;3V=607qG7?+f@V>KWki?9fEkF?B(ICTayQbzKlv8 z<9nOq>BT_~EmZFVqKB&J2whzJH@(*aOJIMW3^WFP@cqS8xpf1z!II-hmuvmOM{`ys zg&Z5&xaiR1y&CCY{l-p=xzHSfuAJ2l_c=4*Q-%j4PF+t_SvkEs0Mch&lZ(K9?NH=us-sc6Xhg2~M(Z?b)ivI(9Xk&N) literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000059.png b/demos/second/part18_3d/auto/modified/image00000059.png new file mode 100644 index 0000000000000000000000000000000000000000..69605c96ca850b8150059dedbcf06f6441057463 GIT binary patch literal 4442 zcmeHKdr(tX8V@gdxKJv%>$X&{!AI@x&AqvKUlR}$9CDq=04yS@-VrOKvzU) zZG{Te)=^rp)r#%xh#hv8=~Qv?#el94w#ZJ$ie;CjwgqMDYU$d=?70ab%ywpnneBgM zCOPMR-|zdK@B5waoXOp7OizuBcq&355Jc+JbS5ww!50k+0>5o*BfG$Gt|B|1GZAjc z;j}Ys2@P@O4jQ68EF%zjZdi?(QRktsiQBPjs{=Qw>#bXV|MckhL5H9J{QgQ|N9v)# z*T-&0B02)%wTI~4emwh~U*CT6FMCf!Cz=C3E~@+Tr7LwdJMu7U zdDNx1q>I{iREQzW$jcb$C?_bMlQ3G|yBm3x2mC!~UET6cz9?tJNCyTJ2Od zpoXUHdo^k2*Tr?ckk#_s;?RY)O6tSr(Icj~;>ESb<<}!x@q=3)h8UjO7yFCUv+aX} z-Io5dT?Kiec}da#7HlisX5#iP@*arYbfLm=v%x*S)IBCRoJqXh9}_AakoR4D`QVk- z+MRj#$>2cYYZotLU#?j5%88+or3rt$m0X@X?%GkGB(saptX|aJNZh#a^o2IV=Yt&? zah8<@D-%{9l73x%pS1{PPT=M3j)lpB@bw%ak2lsE>gJ~Q4SU+}UVLH6<&j_gY0C$y`V~KK3l0~?UN@$M$dCNto1^(@eU(S*c3gh&{NGJI zISb;u1Ao^GovQpt;`alsIR_8j+gBa_-gwuxgjH2%M7_t?UL9{6l4c0J5=YC&6a5R& zAM_QcTVH9YI&2;M+sW27FP#~VLLX8+$3{0)zPA#iWW7CMHCv zJvbn+(i{PKtR*%V?$HQ+yf~QiW<&`2AY8FVm~SvbTDy~mq#~&Zg_AvO8754KfYeTk z!A-i9Neb|!5f*Wr14j_I+bwcSM0RH(B37wX2#O&X1_K1_Dz|Zj2e!H5c?v&=j&_kw z*1@rM8^m)G7JDhD5ek7Hn##}WFc_xkZLUcbfF6j4a3Eq4ide14%m^2kTn0!c6Z+8z zS2j4Lh>3RDOPwU0Tt?ft_?Z+GIUVmPb(Z+bp-6--p{)Sw0;`H=Et#q}7^fq62?|-O z!xsg_o`vLC=CN3_a^pR|a%Lt1!l!v>p{Hv1fdR^3z;$-Aluu8u(+K(Xamr4z6z-c6 zs6s{1N(RO(GBGSgB`Vm$NG-4hrInbRp;U6Eat4*&=Hdt&N%K^IT*Lw%IVqzUiG+k{ zMj?TvG8BUe63i&VLP#-*l0wDO859{#7IY<1GBYcliUL$9hANa|S_u|ESMG`|Z#Fj$Pjj|G!V3WiJ;jPQ5HRK;rKzcf+% z05dKb5a+jn%M09v$n<46sTs)kr~FLr#ZS2e1kEopCw=GTnwM)%3d{*S-(B-^%}Ied zf#N!e-Lclt7;YM|)kOz{&-vcBuQg+CK+%zVRgBY*5b)VINr zQRfGi$wZBL-$q<%e0EdqN4qOyR(un2tTd!NSFkK|rIGnU&@QU^ZMVc66PMZ=lD(nF zYP?$uY5R`0w{Pg*xsG^sU-Lha)1iUMy_?PkE_w6SB=X#?OOP=DD+mqTZ@#1NI6G1k z*`2a#VBL}J(aPX^@mK&}{b=XSYwl>>r`_gDpM1g?d)#-mj??o;t!-P8|0YJ!fp~;RuJGprCkTwVt&2F?XW&J{&xS%e|ZMIql31GuQvf z%;w#F-{13lpXc{H?=!pGj5(RnQSnhCktkZ9r89xi2re{YCiri8Il3JTr>pV{c@yP@ zTyCe8v#}6g>0%+)$5}-p-&MPDZA=>!F?1(xgE%x_UH69V^OP(7(unI{7?R4wTiy;C zxN%|ry0Fe!#d~|#m6}|4>a;WUb(kt?pE`H>#UWETDem39ICoe4aHhr|Jrp1R?mG=f z5|$Pm^gKG(6)_AyX=q>j+(Q)R6MlW_hZfVli{}%UZaA@gsOIUTJ#)JT8$WP3UwRyq zaQ`>S$74K8ueQ3 zXgDB<#y1)?S*MpRXn!s5@QZW8pW3cue%mx~$h4qz&URx$Z&Wk6r}%NGA%1t+9>VTt3xaR1jW}9y=r|D=#zg4bS-Bi~ChumFwGj@8Cl31JS`;YVYM|!-?yPOJ_Il z>1y7-so-C{$jqU@BIYXJNuGip5D*UX*cv`^$%%}t~amVv+p0fYavM zIShTGuR7WMR(;Jud*Ambnv*xQ-ikpVGiN>?SXsSy`9aZF`+HJu)qJuOr=suQCy1S2tXj7N(WE*5QisGpa^p4 zSP$*yTs-G=KmsRaahCHM7zXRmsDE~s!7xVe@QkPc^pN@}mlTtrQoCI`(Za)LQ~;6@ zhknw+lMha*)Wmw6S&Ei?57J$(JEI=%z*3DA9)1B{h+BC4>03=wBEgQgbVkn-{Q9KJsQCvo1D2d|vC`#gTl1M>N zfYA2oN(xK~ zJY8M?H@Tw5Kc`p+cnk7^kEJSQn((DBGiK*!fU$p}*_?CIuNxM9Xl`t5jJq)0ecEq! z&-A~pZfa`sALx#IsP4YL)9vr}`~3jlRKKML43Vy^B9BNUNffRbzQbu1U^1N78#2Q0 zM1_dwp-n^PD`4syy)HdJtK;6Euf@Cx#b)FZC2<%3?SFu5?d>_>oA<#VKi}VWE^5i_ z_`D|{UTtw?t!w!@hmm#dKT{*komZUmU5|Oe?>2FK?5vxiyOz}6Ja+*L5Bbb|DOQ!) z`)K8koQ~G8tlmMY;^eAO+qGpG?nMy;qW2cD(b@mJCa%AyTQ*1h;v=^Es&7T)tl68f z12JKy=(mr5w(0LyYiKNdTU8k%{(bAVZzDsF*LHpiZG3ESeJ@$6vfrM+%(@swPKf{H zeN|l9Al??29#77Q?{5^JPMf{6{l?9Z!VNBG6q-_>Ca>rLL5lPlIl80E&9(mpVfRlO literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000061.png b/demos/second/part18_3d/auto/modified/image00000061.png new file mode 100644 index 0000000000000000000000000000000000000000..0d86fc7360f2a82e2f62ceacb34bf493750d8fc9 GIT binary patch literal 4461 zcmeHKeNYo;8ef!egad{1M8;c!Emgb8CfR(g35W?oticEU2~bt~U2>!slFPZkW0LM`kwf z?(_Vf-}^kj_j%vheMz5@79JWK3PDh~HeHhmMm@OD;Q8Rcb9Hz(7%o&~=dziE6Sgxp z6K$qow%ks^l#4b&kn4s;pC93dgMYXky~{r!TiH-){MZ(l!Xm4CRm}Wc~09zrF+O^S5Z!JMT1B{kZgr1Y4DukXM&` zMsxeYYsaF-QXeN=Ig8#UGdaYVLQ4T1g zrSh;U{lc2K?iaJ#SH=W|?Ux(>&^mH5Gp;yhzdrtYXb0X@FczSTJrcb*?R?kZ;6+3K z`R=@&pq!M*AE1)bl1%pSLeFc_Tiq4*e>6HrmpSi4ZJUVZ{zXC9fVA)Oo~ElE`)hI@ zlK%5}`!4s0zFEFv@0p?DWl0}@m0G@K)UmrEMPd`4OI&#IC~?ER)ZMB3a`3~AafWB| zo=HkPj(uC}ZY;=ARt*)fd4ose#lJb87!h@#J7Npo^vZ^Vu6p_Do%pS=yvEJf@>{yr zAMCn!`Nd!L46nLU@OwqW@?UoPhw!4W>(>QHPrh^aRBn1-)yV_9dmg>;ugpuE0~0RJ zd#e}zpz1;LlYx%SO~=1KQX6t&w7Vqf+3Iur-qWkEjdl)U8zGO_-hTFJe<1pAZN*0& zdmF3UEQ9}izhlL&bGIVUG2^8-M%Gs~uWf@q{N3lWTh(9Z7ZzR}?&xal3xd_#+O5@f zYB=-M$Rqy!d&48&-4u8HSOxX>GS|My+=qg;bJ3u^a&;SU(q`ckMw@}+yDWClcMzmZ zcG(HCm||fARYY4=y!#*gg$L6{6)#7kLv?mFwS!KtV5qE$jBK)^m{b^f$w{F~7Y+z4 z6idJ^i`nYHT`HcJ7YFy8S-^w65Vlyw%hl;&wT+=*jF0hAB-KTiiFiq&u#z#F@J!9R zaSHIH;_YBrJ1!77old?}%(pQ`0--{o5TGJ~NQ3|c;wZPWgbT4c5;zJUhlX;H3~gs= zn-%6b34^VaRq=Sh4^QN0vFmh`^j62X3P2Bmi?9oXd{khu2&P9k*wivWGM>;+MmVy; zE)`@_4qGWhQmJK>l}(sVVI(Kx?WK&_TaJ+wP-e;kpbjvraK@BrTAh9}f|H<#w%EN< zKFwUn;$pYNZN>dZ>3^N zB9xj4L?%-x5KJT!A_h4@AqtW(pc0c%C?t*3sI*oGOIS&YqXOi78t_nJ3287$q=>?# z5F!{M1ko5NL@1F-MpBrNl9^1?C^j-Q=t{yoJu8mN2&f2=9K#ec6M`AVB!Wpz21E{Q z2x`Iz5e70e8WmnDBZ;rGF%|+WCv72$D1qHt_~4P^yrML?W?5F2lsA5Ss#Rp%@3~M2=I4^2I(6w=6g)1_(=VeF_M? z5ug@a%}@kuW3p{Fvx>*11apy-ZXMW8MuH_Y1WN%@R3yfQD2|Gx7;DiB^zc5{X16MG=u)Cgr*bL*yiZA*jTNN<@@FL-^dn{Oz(K~->+yI1zO}Kw8Vn)!^gIUy@e{bq&()q>28=km-I^KCx^S{7wVXMe#Ma`f$W(u-di>MzN~-uc@g??aqaN3w&CVW z(x&(QUpkc&b0{hDxzs<6KIo6DUKxx+e|@hwa?JvK@wII=f7_oDd%uRg?$_5BmjZ1* zR3CF5Jq@jWb+jYdFFqI!2soH2hF$;0h24^KPLjEK69@PNXxR}{{) zL%Vl}xL+rF7e_^PhM?vnb)Bfn@0)z4r|Hdb2fFDN6_(RN5-1Yv2B) Q08|ZWQ!_MY))vbAmBpo^+wP*$v#p1=TbjL-@a*=SJ)B+t zBj-%+%y)m^?|$F!`|dq6dyT0Hp`xWC2!cYB67^|dG=d8anFan^)`hl%;lq-QY(9WKb>*W_Fm^wom zhrf#YBp(t*HW{)Hz4g>V@q0lBmhW_3z>1GnGT%1Wer= zX}AJfx484eJ-0&pG&OI|Kck`FdM47I>)b6a-C7xTqtbJ?x@t;2uJa3V+MLsOxQy zwY3;}`c7_KW{%8>j9Oif{k^=cDlbc0+Mmbg^c@OUzEHn9?BQqI!!pU57gP3oD>ZLy zCvVTosoHcYx3)ETf9t&qTbFbW{Nhh}uM*F%T--8yu0(v*7$1ZmefuAc*@;(5k3PGr z^Zw(v(#~(16VWlVsSAF;^vmdPdYd=Z)c^B9`P?Hz?K`4Ym7SJ$y|M1nP)k3y5%MXW z$KM(5o`e1?spM4i?y9l|Ti?z1n%Dm7^zAV8JLdc=calqA+Ry-=Elj-6> zb8FR=U^w=d$L(bmv2a@Bo%_(OxG-=d(O)X04oECmDSI0}0GAI!TtwfEt{!>^3g3#KoqUq-M}1 z`82^uqN7AwF9`^2EKk8+TY=q8dUX;%FA44ivrGc}A$-10l5H@;u?`mtV^U0tB5_`> zNFj+5!CDt%A=C8nBNX6CC)vjHPEscGcsx>%QtEJ7WpaWbWT-->P#^$-xQp#Pm(8|50A!Ya~cd|^mg}%3P2B;mvYMFQdDNM$tHTZ z`M4rLG7`{Fdbl&dMwO+pZbzYuX5)%jJ0CHTf}zL!orSIfe>w~;V+&XtfV#n|@<~f3 zBpHlj9)bi`&gS%c0kJ0`dCoE})}+{k8Gkwx0|D-1ypzzQx%2VE$Hm!#K8 zg!M_rL30f0zm+T03Jq%3Ags!wMlb@$5VHnXBMh#jQ3eAB4KaZ#$?oPUJIxAIfLzJ} z9yKMWP+El}N)5^&n3|9yl!~?>m;z^6T)_}#!aRXuql*JwNfk_tN}yr@mDy~e7>kBR z2+V9oFj}EOG&oKnG^UoL6sylL#Tfg6G(@0cF)Z!$t4>9Vr1>$Mb87i2hYC#Tow41R2ow<;=tIy!emN4<h7EtpYPNs7ezsM&DFLq?!AzrZFqEx z)Vk~H-D_|2S?_ioytSphdv3h5zIc&Yw&pM%qaS?ubL0FaJw$lriE!nwpTV^aC&g~# zO{?XIRynh7VAh{oA6+vr=ln{?Z!21T$?6c3=Xr7(WbmO)CFfK{)z$tJsr$u{A`1SOVW3c*Q2qul1R$Bf?|CAqa}lrfUpf)PoBRoeloaz7Ww0hUW6@4V-~= z!w#q2%vu<`Ev&@yj@HGr#6xcEnKp;0akrqRX)79Mf&qC zOB3=8)xWQF4qdwu+9mMsYb%OjV;1bxw;NkF)V`N-e?d=uetdCL*g?y+o~<_zSnbwt zBjat^??x{w{)P9^e4pd;CvRDTuPOUKNIz`;!`?d8Gu~%|Tl4ZQo*pFx1--(m)q1U3 zJys4V;>a)esnVNMVq0I%s{PrMA#-=h>EG7$oixN2J-JICe=EG6sLmgnql?)e_4Mk? zjrZ=gnQmWh&C3nRO`ZP;DlREDaQhbe4@PZlDRpNnHNw>8{?mq)UHGE6W*lZQGM7wTqjUE^IqQcC;*RIjj5Z z-i5WXrX_hxl9nFDzpQMj%Fk6+bmen-_YTEl2aYa{T=05pWDZgNX2x#MPWh=VMEBgh zs`WQtI?}jicVqw6m!q%uK7TF0PO&HPsk2Xn38HT4SIv=~JonFcHl(*#oP2%T^@lHh zVYsqBIH7IU?|kt475_^9?r#11>Z4!nuM9gr*jk+QoVQ8nJN3fN!LwcXTF8$%YR?bf z4o1J%mS3!YwaRxDZ9sJZz~%kQ5Fp zowS)SXjY9Fn}cNU1m3WY+1N<Bl2@ z2?|)NBM=3|o`U39^MqJaa^pRLawaDN!pC{1pvP(tfB{OUBQ$oZgilYaQ3?3@3EEDv zG!eMPaJkrwE5wLGZblJYB0&*3hB1gtiYsVLDyHO8=_D$x&Bc*6is7jMxsU}s42?02 z2@@kSIZh!sDh6bXYz1P%#U=$QXJi;In?$kJ$%3vVEt9k2sc1k&(FzQeVk9D!OL345 zX+}ssFA|rUC31-rQ()!*6-^PV>`p5QmXo!T1&qjHD+oAv!HHD8Rwa-K(Fu#*LULvh zpb})Twi3^TBb&7{Sscl$DV8Z@5(y?&pg1bW@D&rF9LDJaoyc>FQ6Yv0Jp8f{pco)5 z$@eKB2-ra_gxblFoZXpiw_8*KJ|&os9Cz!$cA`m+)Q}tlNKpw!h*1KSWTRpNl@SsJ zg5m@^32&!abJ_nw^P2}&jx2dP>jLwa1xzD5DvK!|c^Y}Nuz{@v!+}jfkkm*CF0z!N z19<|j5f@cR+6owOdW^Q~n4SHRR=^Z;lT;=*Be+>cBDfT%5fa7Ch*?a@OrWnYF@;TK zciGLHn{+a%1wcoj6==_ZR`9aGLM@+)b{8`IDgeO{F^Y@}hJpKlV4~52Mf{mDRouTHu-P`oGB)KJhul*uYzm8+Oyni~IcU(`dT@9u7=-{<%H0lubcrxy%ij`Tbi1PK%PE67uuTndaK zoK}|>azA|5oZz_K4Plpn={v0^H9NiS!N(6Gcfj*f*5z$XYPjV8I&-IH@5#`+4QT_( z5sK8l2J7K|;jONk&E@7#6*csM&c^8I_bNXK-LWPLo>qm!S%0ehE)!n6KtfP#Wkmn{rYeH!76{iw;fEhup) zWN-Ss#G(0~ZSzR*+W@9NGpnfV63un$s(dmH!1L?qbFO literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000064.png b/demos/second/part18_3d/auto/modified/image00000064.png new file mode 100644 index 0000000000000000000000000000000000000000..f34ee65c9807d464ac9962cbeb0b31d935975384 GIT binary patch literal 4675 zcmeHKeNYtV8DB*p5PLfl&*-=nEd;w|$*&7Z|!q^ck#5q^3wzl3v4vjph3;D;rs(>TI=SrGVW7k%P`RIn8W$ryuzWq*<4Lc&K z9Og&vy{tTVH+1!@r#!QQn4lHsA);?rYj)c0!b-Z=vG0WVLB^K*PY>kvHvGzDS^M4c zkkKV?S6AJ7L0YJ4 zZQAv$hO?Wh&yMzN54!qr?O(Egqo@gcxqZn}Uf@mb22W|znXj8Ol5UhX9eDHVqo3W= zT}kr_?OuGk557?P_n3d(X-lg={_T;9r6OP|2{MmnVFR7Zm{q*73zvB?L#cS_5)G=c#?w2Pq!JsQT9T|MOY%qs#fypd zQ95xzV4_(9cAE0dcHF7rxp{GL&zS{0*bQOxRJ;t07LK>rXjse_^HC(x$rK5B(LS)! zMj3Hk!iGr-@TB7HU|B0J5I7tTzC*;f*m4D!LZJ|#LV-|-00d$$HnW5iG225qiV2Pc z+D_USE6Z5SFvm$4EQPF!#{={5RD33@Ml(%swoj@6^bj}+s{rGp0+UHF+r!Q#76FpU zfPT=!t_S;6prh@ULK{gZ7SU!lbT$P=PWxL6ZTaqWC{jS@(h=O+&q1<`aYn2;v2io*bY=$v+^2cxpr>+og8@pT!4oWGAs3!HLB-?N$0-ZR zP`LY6Dm5tNLR5-~WFjdd7Evf-AZRHfGlGj!U{bk(o<*fL+gZX)(i{~a=QDsugehba zN@ze7QiA~zV@4685Q%6+O40@eZIIInv2Yeeij4tXN#xItild?c6-tO@M!6c6zoJ1 zO}XO)ToY5|4#J#EgVSTOU8n5K543{V04ivd(};|cND#4sFd_;R6j6#25>zC`#FSAs zm)&kLvJS#V$K?VYfmWbB-CDts?m|V)MLTxTTor&|2!*6bhT&q#q+o*QpCVx( z3_^;az=knWh*(I95IG?w5K^olX`>9I=S@l z=O~b7!UoP~aNG-~&-+QuxRdocUX$(i99IC;3yaK4-vzlAlTi#z>pNA3X6TvtXoRgD$$(8U7`gKl2LqlNiv%U{q zIW`a1>&nK)M%T%{z(>lyJJmKPF+S15C-G2CRsUuEw~L$k zBj?X~5A?1QE&J#VN44~Q=HQ>p8py{j8?49tSEYIMf7c#W&hL8leBjvcg4q zlyKdxKa~Hq<{{u*c9BbFFSHrK|4oB4w|vMONN^1*8e76O$9(Tc1<$ EA76Nx6951J literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000065.png b/demos/second/part18_3d/auto/modified/image00000065.png new file mode 100644 index 0000000000000000000000000000000000000000..9f10b15cc09eb09cfea85812de4bf5099c5ec951 GIT binary patch literal 4455 zcmeHKe^3)w9$!F2P-yY+yit!?7ANImdp0-u zzBM`&EcUZ36jff`o^Rp?_wV%6SCw+fzkIl7Y3S3>tSu&uE&>4zF+yYU%oyn z@{9P)58?+O*1Z$@O!sYMSJ@tva(TvuQs>GkPx8K`P zp zfFc@RtI;HOZCus!YHG{+WdVy1DCyrfjx?KAIrr|Mc{NKqTy{ag)EI`H%lPk(qdi%X?j#!9(Zi5XLrm?WgViv_cvS`J3WY}Kpq*_^3izzLhL(z zNqg(Q>aye3f!m+7uKPvD-4N^<{n^QpEv5DG$DvQ({cH5yvaepr$+xvWitjGp~70<*LR$&ec`1DC+$v56%PCbc9vjVj5fR5TJB6Qp(% zfWXS|By^z-+2=K#G`B^!GVVd6NoKykmA$F6TSR%s2R;ze+gp=150g}mtelWtB z26m~~#5nDR4vNtgF*ZJOHU&*h$8&{_0&h7qC1wg3D}Xw|tdi%Z+^jbkry~Rja#<_q zjRImnhvZqyj9Aa*CV0H%%uWP^PxC&9o~qpo1}KAp(Aud&Aw9iTg9!5zw4GvU!h4I! z7>bNGn^7uSAw_Y8S%Rvf83l?{a=AnnO`6RVIg3hfbMmB(VgxEcE@AEM=j715EafOUFd#PxO*kpHDNwA!(mCR+toGsVu5CkXUjCu_s6=5?LV*$xqK!65G zVr_-)8AlpxWm0)kP*b8%DWpcb=m<*T9fVMLZC+I|hQ-X`_r%l0V*%^kN-*r*6a-04l;9+bn2E&# zToW!TkF@17;PjYm*C{*u1FayzqcI5+Z9!$U6i0EnM1h(uQWB*km<5+vWR!VQ)@gR9 z-NL&_2NRbIbOc&~_Vj86uk|j}Im)=!kIBuv0D6J zny9^iS%(aWo3Mey3!H`G>BDeRGmycL`I}seA9D&Ao}Xk+`p(NWFV~zDm=k!uyXNJZ zlLB)B&v)1VO|GDs&ndA*M`o|BW@?$M4zzs+fAXb8JJ z-q+>Hark+5sT&&`J;(aOo~Zk79&~v6JRT3gH&*X214AH}nB{~ZQKWGBxLab2fH8pA z8*~9fLB9SkDA=AA!N7D!uZ>GfJpaw#KM$#Zmu%d2)Yt)tZXKu6Dt3goam}u;{_^WX z%^!31x5BSR(ec-OGl$!q@1o14Z)6{aF3D=TI+#r@=0`~0TVvPO%fnW;`Qs-S{jKf0 zJ&WH<@QeGo&UKG?G5gf=jTf&4KU#HrJPtW~?l+zVp`*dKuT^z^5CLn`%Z65-gx_1N z?d>dlt*7&FT(`TBi10i7@v=J~-SFR%Qsd)8ivp-xpK2L$<=o9JTvTW=w&vw1^-%rB zz{={R$hDX2YH!z>UU+okVU@}_ytFv9_k!g^ts*=>L|r?Y(sSsUuX?BQ4bPu+OF+Gl MUYD#r6`xc7AEEGFQ~&?~ literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000066.png b/demos/second/part18_3d/auto/modified/image00000066.png new file mode 100644 index 0000000000000000000000000000000000000000..9b90a2c2840988151cc0a5985da2b603b8513c89 GIT binary patch literal 4449 zcmeHKeNYo;8V^xGsc=0&ORFPm5Rp4K+1+fu7J|hjns^3cM1jLjS$5yR7V<%|kbo@) ztz4^T8R^^|?EpnjTYCjZ=E^u{^~4IJo{BhX(O$jMa@O%c>DZ%MdzgDSd`~-b!_4(R zGTFSl&+~hJ@ALfL=Y1#px+P;>WW;k3B9SQ4WYk;XXn_|tZw~xzONs1)!|BSb9NtQM z5trL(<4OR+SGWKIe4I@r@_lNzQ3rr%Eom@SRR}%73F~^Kk6J z%j72?TuJ<9c#*!X?elX3=+4S8eAh-Izw^&W%U`mEObaH)4lw0|T0_Vt)>@|N=I`B&>N zweGIY{x>sMEP3txMdGXF$-9p94=hdl>pu(?TONA0zmcwR;vGrRXWybf?Ofd1X8wEM ziOeMhiMfesNloP49i6pXvs0`3xAM7tZ!MF**_0IZ^F3WrTd4ZqZP@FpQMbHA-F_;! zc5`=LL;L!@?f1{W7KK$3g9OKoh1ADe#9RAfm zt>-p}C7c!isR#L}>g&~yZnbW%Z+cL-V}A3)uF|v>{tjtROG@{{wtg~G6p*_P9UHkG zhJA0UJlVRd*1zB0_vP`{|-h!KU+Zu(@)~8z{zUm(r}W07!jy z7wkHbD0Q{ZMKi^KM+!h8=g>-qJ~|~qI94mkR+urfO9zTLW2GBxs?5k@DvKEnD_NZu zk?Nx$fgSKP;3G!0#UNFlfND#soYb7~m3!-zn0YXYiDTW$+Tsa|0i$GG{ ztc|kj*N#!ZC#|H2=UtRc=Jk4|Ub)oiE|lRKjYftMGJ-%M0`*ilc-n_LJP88DD2E<+ z7&qtQIi~{=IOzgs8LyQ{pdT5}&+amtC+HoXF%_U5G9T@d;ZjUyx67tRcz8oOBpFNS zMz z8e;&8*$A~7$2BxTtAkW5L#=hX?KE6Y&Q2EsnafcabO?e|=@ye#LP)Vmi=~9-Z7@J9 z*}yr0jJ;vH~+|K<-E6^I1N}Ik)h?HSYxSs7fY$hKAV7BRyvV`R+M^ zmr@%W8w1TfvBRl7xAwXNJ%K;~;u~vg{BW4>GUj?jB58tfh4>DwE{Dc&-efj}--!^1 zEr@=(HD)a|^_lePS;n*Xdap$6LY_8kj7-|w9oRl}X}!^WmHRU7T2)KV;h6OGubezg z$Mv=}u8l~+uzF|I;ihPvQE4oAJL?I(_+{sNGdWJGW18*c3kldF ze!%%zM!cT11BxD;dMCXySLS+FPAo9O_=WYOPOX(5wT=brojq!6Pjc@j$j7uZH_TlB zBQv}2?(_Vf-}^kj_j%vR?lh*Y2@P2sB9TZ!^(necI2z%F&z=GAt#P50+$6G8hVK;ip zI!4M)_kY%iA|;ov=V`YI_ox%bXZQ5Z0uObDbB}k2z4|;?8yiz_?mMmQbmfie^~2#! zm#FK1x*YZO@IqZ{>+POFY+HE{QI$cOy8iM`$x9d0bKIv^v0I+gxK{q=LHo*YHs!Us z>I&|DP;h=_alkj-9i5@V6g|ESr3rukG`VcUBiH8FlN5HMBYOVXH<^#SmUOim zZuXx_k1$8&MkPcar0#9)s@a$wUoo&z$nAe~xqSb@=&*UayTdlnb#J8Z^;D})yh7i3 zCbwq&#k~5qwR_vX>V5h7^Mk)SxACa@^%V(4WL)(1tN4g6yt@_xlX6TiLHvcB%%!`iKL8Xt8RC;Ys!L)v#D?&71?0V-YMl{=dM z`s7*={=L4uy``$A^02l4A17O4Hg((y!yj`!e;8U@@z$!tl2eB+$KI*@EYD=RFxb*o zb0rwjzSL~1+@?h`n}&v^555{4x_?{VGEyPA*5|x^q4hKGEY~*g_y6W{}U@H0Xo(PooIWY0zwi0XI0bpny*)cY<~0X<2M}A*<%l z#DtJ|4-E;dKwuD$waDh8JsQ-p@&eW|QrGRf5v_KFXv`pr9yQOZq)b7le5o)zshLbXq#2^B5mDvQwgV|h>B88tr z2VAU^cL==QhKQVu* z6Z+8zR~Fo*vP|HzmpECFTncPLvNR|OG zhGR*LV&RRUI1*DR)D{(`#1$4bm_U*4I(OGXjlvsmJ$0D z68P+}7Fz2Bj9_)^Nrj3dVma3AQ(=tVWw!`! z#tD-0p^i{1*q%PEkYD%~DrPd;T>!*YfP!HJj*SZ@9~DeCTChw!GoDr)FZ+Qe@jk$W zLk7nAZSe4dXQ6EDFdWqk=KE9rM%Ut}oB~0nCz+DI({fGAH6;b61fK4$X}PAPz?8t# z-SvNyD`fn03fSPkAUFJ2`qyi%@4*i(xiK{>8IA)>O{TPVukMND_on*#`tVCn`Z~QP z=M3*F@eK_P-p0Q0;rPB=d!61suh$Fl4K>x3aG2vr$#qF2(n#?N@H8iuLSwL?HzWt& z4G9dIyXebzPW~2}+V#4mtdz6&Ke`#R9g!qwyph`ZwfA=1fN3DAb#*#rT=MGvssq6p zJB}`Cz8c}QMlE>vcc)e*Rt2Wr9+_9aE9lJe59c&4 z(>XL3Zf@zg*I4mUXrTI-R@)dInH*5EZ*Dl=kT~0R=vh=HRKGAY=D_@<_MKs0e7=0H zeiIjbB+y|%Uk9$M(xt8{8Bc1EmcPd?-XN~_o}v9##fo>=XT4p)`t-VNV#ow;G=`X8BW z-reW@J-_#Pe(&=>lig=bN(c*G7z#m9m_AWw0;3UJ=u^|d@2Tg)n!)h5f|O0XiSocs zm&3|svoN3UWMS6JSs}>#h0VBSb`$*6liLw51kO0^jePtW<9MfaTln?Uh7~!1r3V8d zzxrs=)}Z!T8S~z(zgFAZ64n@08M(umr1sYAuKlrYHa_EO<+2Tj77o65)E88kTlV+1 z#53X7-s)04xnZjFJEKk}oQ-=@Jjed=ypDmY`8_wb zKKNCfdS$X{xy1*4zNE%p@~*sY!|AojVm#rKJ?gt$Kw)rf`qoeOrS62FX}dYC)~MHN zN3sDqRP8vdNxb;m$mVUyb4g=~w7yDx(X^=Pl;O+X zbL%55%hH#{tT>8)SJG6Gk)|%}%iz;{UtJ=5@#u=#a}G4m-bfyKXV*rpW}}aoOKtQFTS@8$9^QA{YT zb}?4cq+2sg0iHCXES`6g5{bv-5qo4}hbvPeB?v--ViF8P00MF6+j+{1*xgYA#Sn*% zb<-}+$#V`nEO1g5M=q}siNHKO5}(a!FpSdM-NPyXJtSVrDUpg%iOnV%@8Ra-^8m?k zKtJo@P63BhVq)EnTo=v8=dpG^YCHu)kNP`vUD^J07+S(+vo-*AgH@#ymQ2tajH4cc z1eu)8>GuL+PeAgVbxf=Yu?aK&bjAk)+(&sQpht4|g8|B5AaxEpR|rq9(};xiNyb5Q z4C%k6S(d;pj1*xoxfQ`NIfJOIERL{@Qc4pjfypU!9F^Yg<|#YP3RHkx%mE%HBc&8l znFYb+EQ{b$xdkEQG=s1fC8|(Tj6zOW$5E_zaiA)x?D0_vR1Bc9S}7~0Bvc4tQ7I4* zmmIOMavZ^MnMGxx8A3|S{8S80u5q|*6xdGAMrE=Rr#;g@AqY;!8uc0xCLRjhZ!u<5 zycIZTMC&+vu6GQY!r9nlo)XlQDhLIJDdhyNP$|K8478DTxj`igoKjRQ!~HYDwvZqh zAS@-+DIoCMK`x}$#ZtV(mEv$@YeYf-u;4j5Z2-rKp?FG1@hl)kF&QaENfb*#F;Ys9 zav6f+Bsvc7U^r|3|3V9g2UZVlc_QZq>*xDTLnkVk%^7+cdd%khM+t`ghk~T&p%mOy z9?SUS1YAQ?bQWdLWI^{BF4qw|_cNuSkg^1Yq8K8_WKslYq&Q-sl{BIxNfO=|?N$EQ!*OXk7QeaZxsp^`N zYf=hK3OrR^|2Mfp$6lvcJNOsm0WVAY!ioFfMN4K}ml6-gzQty9(g!}>AoRMqs;VmD zqrt9=KC^4O?|F4~b+xaiE8?NLtEbH6>+<=00AF2ES`3B|XJWb=g2Yk6HO*VMIu96w zdA%V%_;zSO&|F2?gC9eH>AGGQo08ai_tP&!cf;Yu)B$N(^+3@LEOVQrvnb{DzBP< zbGaz|aD+}Bt64T}Z**h-0^Y4GDSvOK2fqE&fh=f8yI8$#?zeRAp;JLKG&Mp=JhCw zrqS>AJ&N90*Qc5L?Tb2d`EN>&gw^OOcfEWrtmWq8y1u8dYvw0J?Ax;sY zD#Z$Cd#%_B2o_q~k)BTF?)u>ghnzBsM~~8Tyu(tzdJ0O%(V|w5dpCRt*UsE9bN!FZ zY~J1H4p14JyjPCTlajsY1tjIk=xYVQRN_qKJ_0zeAByqZTS-__o|&EZL5BNto6Jq z zU=IFQ_NdZ3SI2a1&T4sXN!WsFx#?j2@Bw{H;gV|IGhcFBiMssz^R>&~h+3M~(Ka}E z(%9e8m6sEill=GtPEm1@p4qc_Y;V*{Cw$I-)_O*ldqy}-FOu){KM^J#koI-ITG!KB zy)EZ96%xd&>OO;CjZ4`6(WRl~iGR9~TDo!6y|pG;;t;m4TzqmLdH%#xCyr?UG5C3A zj4?hhK5=D(_*%t@+WZ`4*`<6YZ*bo;qBk2>MlRab6}ge9dn;qNcZdAY%fyuhd9@qP zZt}OS+ue4vdvo-epZHE0NfJ)2a7{*Ok4qrit_U{x4)#%D>rUF!T(yw$=89A?jbZ z*vl)`h`xFF4u9n4(D03~MXmoXFao~U=7ep> z;V6^5PLe7F3}OTp+OFb_e0H3N&?XfxN20~FPBkc?(|s>Pbyvk!#D|nz~k}oJtDrtWf2G!3WWf}1vrjE3)Ed|XGkw9E{GG)vYaksHB>+}ngQjk{t8m7aX&S9=%7dlALff1H zFG%(bONKT-B5Ou$tR|4o^gy8d6z&Y`$=n0R&`PT%QXEt<8=fXb#bfs;Ob&`R5rJE? zP$H6wMF5qMB!-G*G72T-VlxV4W+_k@O;QpFr$K4#Zici|fQ5qKd>Z0lMhwV+5ugAV zji{KC$WR4|Qz#`?NM#r<6auqk8bqdxhFwWor$@y?nIIHyl0h_y5T&G;6cqzXjv9@W z43$VsVl#6!RG%6m>#~w*^R+2G82Nf@a zwikOJDY9uB$YMyAO`%jF#c`QTDpx2(m`MJ}Xd`gBVJEVfLX0mG2Q+M12$&2cmSp=B z0tDnR7eegra+t! zYg|PYkai1z(_^AtC*|}{w1QD$773+N1uBtaLRdeM5S1$=a#Ud?aexcOm`L(p=x&FZ z@sKW%Y=JyNu3&oxxI&%{6e?k6ES>_uRsj-*3NiG@gb5}R7O*p8GGnFSN1P}F2GfQN z^c$DK;RR=*U}_jnaK?_EpYb?~AAL>%JA4cBz>lSGuC6`9-M=|4^Q)B) zkUIDBRk4T2nttS7%Wv~Tei->=-rKn~-=A6$zB)L|WqAMces66|Xy@p;E!M?%Z8cej zUH*{5TRwvZFTa7x=U=rbA~G`nvcE#o9qzkz?}I;PIrj1}Qnc-Ft6-)aP3roTkJcC} F{sSlzSyli5 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000070.png b/demos/second/part18_3d/auto/modified/image00000070.png new file mode 100644 index 0000000000000000000000000000000000000000..a6c4160ba4d5396c7ca30d1ae19214c45d7b42ae GIT binary patch literal 4684 zcmeHKeNYtV8DEG9qEJ*cY5bV=Fn*-jyWPF-g#!s79B^RPS zz571z@A z@^^DT-J~z^JV776*%w(bSD`d0{nJ;RiG7>OxU}I^#A}gPGj7kRKX9b9=WOczqbV)- zE#24rzBv$t&!!db%CNpOrqnfMm}q0qzvV##kuAGNuk^q5b-=c-Ht4%v`_Cs3f4;>L3VnbiI4kS6Kex}}|)Gn-yr6gYRUivCUgy+*^*qD6c4D+Yp_iQ4=p0lJrK z!e2~mKRq~jzTjeeXI@TVPHfmHR8m@E;14bE{4#t)M}_^1YUjvu=P=ZeK_0ufFi>_? z(citR_CoXC9XbD^X8DWubob!@Sh;rhsT)JfqyKU(p*(xUvHd`-+=jKSUU2>>`FY2Z zjuzdO!PfMp1+V12621Dk>`qljb$(7%<&AtkZ}8{}>EYw6L+9`749zBLkEHH*y`g%4 zD{*UXUUgRQ#=6tV`%gdU-uzO}&`&HoEb41|-`t<>d#t-kF$W7|6Y}~iK z=TXW{Ls!=9i1Yp@`{0i%zm9o)wK=Qy_`{m2Iq!^gmPD^|w~71SkL(?3xgkr3JW_kp zpPpWvjee`G__%p@wY$MG_|=)_wcFZmg`!XBu6OSxR~~!40c!o#XUbddFE^S@7lxWo zSN8|PahsZ~?wxV4;l#a1;^7BF_wHYpHh)(MUF_p}FB|rt5EQzR1vQqdOC>0qMNHDR z0!Hkz*g^3@P*jY|PEth-4;L_ntW_f#{^+a-W@(KmN3KJ4_Bdt>n^eIunH6b9s-lQe z)1sK@;3yXX2rLXw!Y)g()j_y4A}=oio&~c+1bZQTkw%oO)5CE#j)7%jnHWV9Tx=OG ziVlXOIND4Y;@6K+fSE?Lh3D;rMB;Qh#ZIZ%#uZ91wOTDfaS4ti0D(Bltvu;Mtd0nQ z!p9NMI4F*_^Q_GZ3!G$ut(4b@L|`2rkI!P)=_cr{jxiO09ugO6mtbO4VzEdjdpP)n zGC(pG(D!;cjG$E|2F774jlJ~g5+8AGqI+`CaieVnH&gkpWvN>9?#ti1}L45h__LtLU`JEjY!y^ zpluXO6TU~9GUIZJL}*;0Kx7IUMM$|)hG00OW)#W-nSwzlQE9CXp0rYoKn2LfEa0JV znNq2w7(}7MF+?WC6o3K+PiC{6Rx>zdRx2k_q;o8&O0sxzR00(Zs8j_ghMG|oLQ*O~ zpqAnYAYc#>AZf-(vstB(d#PxOSa0JjBsfmiLKZR-yS31}AP7#x>a`jXF7^fPwdjjU z-V7WxqEyye>Ust>vKA(jCj~Vzg<7G+P)vy`rBan@l6N-4IY1=}oER#W%DnEvu@E2` zAS@}=DIoCLK`ulb$B?{@Gumv$8j%nHEO<^V>p(lvBu~bZJOfBkTuNXlfhvudg1~V? zrbbX1flk8PXx3c*|IkA7z)`*OV;0gj1n@=#w^G{J_ zR+E%Wr9>Dx1sVoZD-n`G8AOJvFcN1-hN6DR6vt~q4$}43#8`?^65(1LKh!A6{~Wsy zFzFrz()euPeg@aQWa7Rb(@eNopW|n&+@9kOfO=+=Y3Vy7*Nj}#Qeax(nd+L6Yg!6S z3p`U@KbTy>&)ygrEBK@51n+~7HQycq?~+n|sxbkKHNnhAm}5`Mb3l+dLiqZ*nqta;F_72l z5&~}r2Zk@kuh*oN1Jjq<_*i4o`TGN(h33e*?Eb0Z{8}d zvo7V&!Fzt|R+ndoX+t}1FB>G1Tf}{}btiIH*B%bfgxEWqUhFz_B_7Q9#`(Kms=5_& zz4gr?F1Np-?b`e%f36Vm_q%CITkeJuP5bFscbPpR0sd}ZX^mgXgC(O0i{W)KU8fEP zGB?Az4vBu>y7E}NY^i@IT@?P)&D_JEo63h}JLEM1!{RTN95hLGkKEm*2FXI>Yim IubZm=3*^zDm;e9( literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000071.png b/demos/second/part18_3d/auto/modified/image00000071.png new file mode 100644 index 0000000000000000000000000000000000000000..9cfc2de157ff1633ec7b885f18b65db41f5af4d7 GIT binary patch literal 4693 zcmeHKeNYtV8DIQDPq7qHjInk-P^;oCgXDZEkNrV1>Iq?iTLA zYS18KwSr$!W5KV8sU5MU#X5;G!2t(}O35HiDy5Q8qYW6f(UNEgefRD_oMxuOO#F|V z*?V`N_j!Kr^ZcIQ`_AsK%qy3N$mYl(2nsP85-ngfgA1KJ9{krW4Y>q{=92VG(L#A( zr%T}Yd=?gqoh;0Hc@BcSH|*xlkVbU!H#yrYN`vBNHy0bbj`l?4TNbQR;+vQDPHXtK z_{aBM=CEDaSsz;3;3X@%_LR@q*i?ppx@>yO=P&-?mojEwM0|Z%e`@T&w9kH@wO^TR z52444%3@n)z*Y-*L;_yqVk0^RLTl$%EOCCz|H$ z36EHQ@oaZ@v#sOerL`Hs8S$atKm~;b7IAmj;DPXUO(o91S9<#AdG0~SR#AsKW&{&m zn)a5mgV$=eZ_ao~PZ%fP)^Zj9ENb!AGd;cYV&D5mQt_I8_p250Y5{9l6xRF(b))IU zraDt+_q(ZcZ41^eh+TA;_}7-E%Iu7oO+DG-+U_^ztM(pVH2sG=E=^xU9(+Azr?))% z^m_8v)U}nXTeGUpuGo3@ig2il|w26Q;<+ubY!6YL3@`ej?M*zUlam zSFb+$**`6pS5Jy;9{0O8`242(abI=Su0DA9-+Q)9Iof}zAa-GCgQD&9($@aE9wHSQ zR5@$T4RlOGpBPIn)NZXTJ!bFz^qtzp8yap+M;|knPxh_Ybm-+{(7Q)I)ZQxnB+F{O z)?0hFvOO41_<4<^^tA-oa-#2%;@%g%eRprFYQNnCb+ox!KelW`A!vFQ4G60J9+g6HsK5A0v@<(=OgA@`3}FFe#f*DC*^MFb@yqXLp)R!|)DwfCa#Z(n~p&m;zPW?aGl6 zZZW9{fCLiy&Iorp*r`ej>lO-KG@De!I>gA45DYyW?<{oX`^sTxC7aLMfvX#=iaoRB za-+#S93fGV!`q#{C_wfzo+8gZCF_~oq#0j1BNGAP!?@3Q57q8-23{r;nJCbOQhLTj zyW?P4n=)X3{55rE;|L<$=j(MR_S!)_$DO6$#}C-FUJ*r zSD(e4Pl+4|(92VJN1^wrYdUXd(?m*Q6VvE4S`5Vq6vc5o+F!OWdJXGx10_nB7^+Ya zzHq56Bq#HuNN=U*bN#-nkShC(<7RU-re)Tv`R6_6;!(M&X|VFHc*eo7qD1mM)Ki9m@lO6gb} zYHEz~f7~_rNnq@mXSJ@pFqk+1y=kqg zstW(hKwIOW)ir)_eN1(A_2ALA@JBIiT{~TaZG(e@z`we(yc7&moQAb-2vS5!SCF?R zt_T=|MWZPx__i!Kd{%hKkt=1u)N4$PPd7B*{ist`28WhXGZFgsz!8u7rBu2ic>mVN zLQUnVlx=nAg3r#~m~ta3rSs&z&=MiOJtNAztx%BNF|>a4`j_*~AB4ud?Jysjo%X@a zhYhNI8EMO2U|U+OAIEKh+T)*`xp&dMb;3K>(k3;|#Aol-{dMw5rXu7u*{K(%wGijY zDGxK$n~Qo+FeR%a?il*^2_@ywyr#PH1LKx^u1EbLuM@Ib`7hJsp}D7bNA1$Q8M!L- zkGZOKVL?Ibt#=cCJ?^WZJMZ5i{}!^}fE%g{pwmC%lhD|RJZ8M%HwB?rTNduZd!D2{ bIPqS&8!dP^=XMP!8!{%XOg!_lb<2MNDFdN2 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000072.png b/demos/second/part18_3d/auto/modified/image00000072.png new file mode 100644 index 0000000000000000000000000000000000000000..98125c3218595018bccde89f342fd8c8c0ffedd0 GIT binary patch literal 4485 zcmeHKeNYo;8ebI3heDBJiyy_kDlQ?|Giz`@HYueMy(LF*Ial2n0c)YE_CJv^wyhL5sor{Ij90p!sWQdM2kQ zov_VrHL@lK=1Ob~%(z%11i5aSb=hGpaL~lpk-Pi@F1S|zaD%qK+m;)C>w-3}(6w~M za_NW1;x8?&UGe8<^x2K-D~DDUYhz{OeRZyHlY-U5n|@Icat2w~utxk{_6qucryDF;M0YQHIS*22^Rw}2m z0Xfv|u2HByN?P5TyXDl=%LA7jkkV)B?>6XH?_7RBx8{0CBT<_(9-v+MTI3TOuQc`b zwHbP^v}R=lW+aDCK!rtxdafqI{YK>WmQvfTYUfzA^B#2KdGgKP#{%)&lAiYcwVjOz z_GbKt@?XSzvAsk1RqWczbN$272_Jr*TC#1-vFDX!u@$=<7twZvyxFp<<-GQ@zDt`| z8=lO1G9m6L{;!Ib>YNODS$__f)pul#=n8eYR`td_TS!a*J%I{`8>t5%dRj zX>(&`b@>T%-^P~0zKof7TGB#wV1JRF|#RXYTDjbWH))!p(z1lV$1;Q0A8^C6rUm{0T0K~LrG1p|~;OQcw-B2Reg6a~-YpP;Q2OB3Et zQYw>RI2n%^a5Nslaa4$qB3g>zq){fOB@9hb*eoiw#levlit$hZay|=q#Kw4%l1YpR zCLtvVE|xL~iAzNYLm5RVMH+>&cxo2KW;+Y2k~GbZ%0op1Dq2L-!gv}(jHnPpa04Yo zWGH4pgc2hr!Hg1ADDp)^Q^W?V-AsbzWX)tgBd}TWy*@mG6UjQYf+ysoGb1_^$r*ux zf~R3EMXs5Nbk@vl;Yg2~m_#NK%CLA$CXxu_#j+XDHpcD%mFVHbP`(KF&UluE0LcJh zNl%>u0`EA;g;3fVlC#>=tyYtQ=Lre+SWZuC!FHlaj!Ypr29ScR2n;1qVY(2!rG!X| zpg4if!dq$9Sn|Knp3MWxeM_!l9l(EycgVM+wlIahp08_Sy;})}y_vY4U0 zaRM&i6jeZ4@)>Y?OqT1^IQtW&Kw=n1<3{TdFi_#*MeO0Qea--h3Z<6 zYhDV>3%pQW|2MfpX0B6=1^f$gg3D6>?~WXmci%o_cXzwpZh)_^t||vjuuYW(uGah*&*SGhl~@c0 z139%eHSp_@#ZXY(eP!@PaP?lSPDxHzwT)a)j@Sn;O?rOl_#i%(XicV*BH-X1O%EGK zweKvWjy^myGBonp?rTRJ!$Y^qF4l}>DAAg>8q4<)QKy$`_kR3(->@ch<$L2p!M%I_ zF}^6P;#xyl)u&IPuP)p4@28V?1%$WPg>>W$rlplb5oqqPM%Ag>H_*h7YEQ__rS^(n z!X!~&a9V@L?>Dint<|slRgIoYe!22S-m#7`?Y`07i^30ISN~yAcJSx-qax3B?k?J1 z8>GqI^ys?wI|l0A<{Fc3eb}RcD^zDATkpJm2J$P-dyB4cJy8i?4l>m|);Bn@HVOW+ wOH~f#yvqAzGqfGHeyk2Z+|xH0yJvhL;k`kA0D)82fI^TuH7(`b`n-z&0(yLG5dZ)H literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000073.png b/demos/second/part18_3d/auto/modified/image00000073.png new file mode 100644 index 0000000000000000000000000000000000000000..455f20a5554723778c4b1e7732dae2492e5b2f21 GIT binary patch literal 4490 zcmeHKdsGuw8XrL(!pgB0cUyJYF@O}?$xM<-LPi2bf)Gm}4JfeEZ6-4l7$Fanfdts4 zDB^LYirTY^Js>{owiR1Ai|yKWl?8k)#dIla*A}G(wsjHF?sA}3%-#v_vpr`I=WPEY zIg>m0e!uT`zwdXydr$6fwJC{<1C|Fs5VTmGq|$*_3m(kh8~iq`UEBtmKNqKGayrrh zTWuC2o6o>pk(GfNCu@Wt=S`FL^TjQg|D&AUd-dLh_oF&a=;Ysw`jo#Nc1<1A@^d1# zXSDRzeX-uy)0kvxTJ0k@f7Z0G@0)V_SIyqx&kdr43)hC{t=qT!UuoCf(Czb^`h&wZ zKQ+*myYf3*;JVva%=B`SskgFRb0iWSLhdp=XMS$(T61^pV<8$ z98Fdq-Zkb$SC*ZB`kJh-G4jl->7mK7eRt|s_xSl{Wo4yGyLUj)f*ovpyjC3_KbZ~4 zq2@RHl}RnnuWWlc?bMoOeu2BA=-=1gJ+51sw`{j|)u#dVM0NHT@{)pK~2D% z=9;Drdz$WDefg>OfoK1ceOj?M?57P27YTwt)vouE9sk2WPi7`{mL9KsrG5B?KHZg# zzM+@B-g3bol-`dW?XKTgedOB%+ZP=jY1V>iOz?ePqeS{vhljedUe28%keacMSTl?h|=`*_WI3`i}?do2okf;P{tL znaj%KVcp5Q!@{9^19t~+OX?q&LR~If$7i}-7^pfY3#uzqlT1(+laQn>21e*KSwY!B zP;{)*N>X_Y2OF3i)~pl^eQ-elv$Rr>A=O|SYdn+7CKcP5wBnR>syL5Q(1O^QfM_QH z2uut|!cJ4Z*-ki>0uL_%-uYov0DB-@o>Gvh(ZcZ-8w2A)T!<08Y&ob%p-`Zh7!`{VfI#d;W{z|sW_u`4G0vf4?39hQ za;(J+^PHr?Qotz%0$_(H<1<+`nkjm-eL@AG2kIoPs7Q#RCKEc-!_FlX0+NYi>;u#dFHWpMRnLjfso{9!k1|y9bsVEF#D1!pQ4Pq%m zlEx^+NJ<ngM1;>Y<`3V!g#?BEfR9CNhUXt>zq$fft;J)2fvMu@IXc(dLt!5jZFX z$*j4+Ic-R1O-vd`@@k4?3K^fWOdcfyU->j>6JxW3O5{03m{5XyEc~(%AQ>Pm$=4|$ z@Qj08h<#geZS@FBsx=ag9kwi8Wqq>AJiK#GYaga{)rak>~IL^vUqAs9|z zGw>FgH5UCZG{1S^=Cgd;emz!3v3VGzbBH^}7}MJY(*Y<9cF z$T>(G6PE*Y1X_Xe^k@Y?<5{T4*=R>D!>{Km(?;RVh@bm}mi(2PHJe#FnjTKtGJ0P6Wk=A`euT=R0xNr5?m=c{X8t~n_% zC-8iA{omvYn7&RiX7De_0WM2tWy20|(UNGB(-T138=}{zeB@S*K_~PzH8sK4$6PIL zz0KRbCAzk@)_v3!JRI%n-eYsS+-^6(*H-N;1I;39QkETpgrWSiz-SYM5yGTNIqiP5}bWQzY zek19$ov23ML4@?fOE;N@zbRUL?^&SJ?4moqX||WPMf)uGzTrv@Aadd_JqX*iqP*_X(OxRA7R@!z?3nSC*;HTRRY1Qk8`%zn4mwYFC46Ve(c=aaFA&1 x+_IK06OSG|)6o(bSC{ZYVR`s>kKTMg?ba`DN361}>E*S9)Cno7v+MNR{{!gFaf<)| literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000074.png b/demos/second/part18_3d/auto/modified/image00000074.png new file mode 100644 index 0000000000000000000000000000000000000000..b4797244c89791d60c14b86f109e1b5f81599ace GIT binary patch literal 4727 zcmeHLeNYo;8egD*prTMbzc^fjEye35o6Xl|B_I+oX$__r1%$h1v%7&+@?mykLcHTc zvExUT){~PmpjAt2Td`&4^m-~Sj8JMpO^qj}%b}WiFRg2eZb8o`;v@;#&&i}~F z=G}eX-}8H)=l4ACJK1d2XDyu?IVTc=ps8AoIvb37aG{ezz<1N4sqJ9s@ECIWY|;hW z9X2yt%)oq!oq-uQYla~Amll0~RLJ~E4+dgY!Pp^p+(7l+FjeUb7tF41ZCr&oVfy#y zew_4P)Xta%GtS5gF-`TSXM!8H%JE%O;x)p&(s#q_g7e=_{Db%A?Q@<7v%B8S+bzsI ze*FDQn-})KH!Z<8sX5`8kvsTpW>1n@QN%s_>B>%LCG*xIey{gN?%#L*XV2RzF6me^ zav{}tB|7cn@~$xNwBXeLC7YhE z*QTcrrvwtI`_ro`&8fw4?JurqSU4km@;014RDbh8cHG(-+w}84k8C7r3VsOH&Dj+@ zb7||*o}LcV`PTNloba5q=?|cF&UM-Rt1-Skv8&rW_DfZ+fq2(#X#Wdj?fECerI+R1 zrz>mDG;XWNxl26}EZB0o3;TLO(&i&q`{GkRypmC}YJe--nI^M|TM}bBUL(J3o7>i; zyV!Gbd7SB~yr)tU_eyVUY^y5BNiMxwz~}Y6Hed4Ry@^rL+uNg75jEAzcDP@{53eDv zPtL1ac{ac9=yN-c_Md)nR#)HeIt$)X?p*MjrY9l^E-S6W;FcyLsy?N#jqY(0Q-p>=)TvPzZ|3XF-eQ>Xs3d%_1ae zn~4#+Eq2g*5R{ziwv*IahKEf|A!}6$ZlCx_0JF48kR#KfI(s@(#A-YaW`!rqKzY_u zN?MSb5}E8K0D*EwsM49B?#~m;NEW*3E%*PU#k-2>hy5B&B4G@p;U+>8E$qx zCP;~dlO42~$W~_#QGh3vpor(~gh=Faxr8o>(B>!`=_n4QLsKHAn6UsT2UZo2TXLyZ zryud~OHjyK>;W$z_BbTZnn%SN7n^@3kj~gZfcpsVIP`Gt0Wd)6bcEVQIsM^j)hdC1 zeS)@8EKLM%6=K??U{DhxK^0O&ii_n4X~t-T#>Avtsbmy#rFjgM*2?jum16uN5Muie- zV8&k-0we>3CH;L02m*GH3z6<%NZ#f!*lfirfj=bJ?>RE91KWuvc~VXC3?M}@2_Z%a zRACUy2~12#aRikT=oq|>X3ZtPhW2kBIC-$-8kPg=mjq0MJ8A{9Zt!XFv6u~PB^VBD z3WB5tQ{c$;3>}CQa1BmTMWnTm0jI}MyAIpgUuXq|Oev*gm;}Kn1%^mbQi70j3PWfd zl}IQFCS}a{cy`Wa=3S(NNh<_80nrx`RIx6WUV+5}GtHRjDS{&S%0O4=*XKUTCT zMe=ji!h3V8=k2+Ec3%7algIFVOQXLzTov7WDYmGQTfVQm#s1Nen25zxuPprIW7V}` zr*OAEsm+-=>vUy9>ier|YqC0nw7J3Q(`PO`Zk!#lY{s*PoX6*ea-kt>>RW5o#=OtU zJ)L-N&SJfw zQ)KLkIbDgpQ%aEB(!*IbyJN212r*WAbEj1}?#wGccx|9{QEHuH-tMPWWudYoKr2X_ Lk)=Me#JKUlBoD90 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000075.png b/demos/second/part18_3d/auto/modified/image00000075.png new file mode 100644 index 0000000000000000000000000000000000000000..828fb1b8126ad8e5634a89fee8855e3a8bcdc64f GIT binary patch literal 4719 zcmeHLdsGuw8jqkLP+cE!Wi9F$pcLInCX>l)NKi~rVhO|$1=L-b%uHY)FD3&CbPK4h zFODMCw%7ysWOq+n?6O3l7|Eu}Wk^5;v}xM@>uT@%}X zD4+Y_-kvzFs-0 zuKdw|LZ6hdq_zuvv9B`vFQvz0*};vQYwq3}>f1j(@6<7EW3{BbdzJ23QXL3y-0O@^ zXENw?k0SzcG`v=)O*^qDrXw$_dH#&>s4Xh$_l^Dg%rV6?wwUH!h-|^@*L*+0IBSP+ z=F;Pb`uaMpy~jIpv%|AfraTmsl$Myex@rD*gsVP zpMJgmY|ECl+24}mLqwZSccFLU65lv@^ZuOVzgY)Y6swWee8O1%E9^sT-Pst=0r z+fli-E4o)V99p*Z&^M>^qPy-dIJ4$=>TPj9Zyg^Y5?(MZnV{JB(Y*sXY3D2V)l_v2 zzH-ZaYDHLVXUKa!(2>dq3;%VkWkr3{KX$B(*fZ2olKfJ2ySV3rr0${Cn^>m6FLO5^ ze$*R={M%5`*78Pe^bL#ND&JkaS8#OqXUf~ve_x%SfA)UM zq1yA|knUH_&g%6#$b6uGP(1L>{r<0S$Xb4=6!iA6-CvkDAp*hV)eNYx9Ai38x*TGH za#?Ay&*288ClF{B`rHIrOmmQxE?}Hm(ZG>oB8Z{1qHMVlF}ihhA(K|Y(peQ57P6w4 zR8yjb$&nf#4hS4HM?gM@-RZ%7T2X)(2k-o_L<9vOT(MS^V>CfJ7fVB!7!xCKs*fo{ zMahwnhNWz{S-)hM0`#<^LXLCe5{cLA6??IBsl%`q+~#B&l>S1G3ziNHMc*guEcXdIz;dWKa1dPsbPTOt)B5{E-F+QP%7 zmI0Dshknw+V*wjgVx~Q=QkJAs%V;MTJDP$bN9^6DtUVA8MM`Kp?Ep{@SXKJel1mLn z(})ExK>_1%2dseDPa!$R_C&0weB);V;f!_!n2+#2g?=1+01Qw@Bd&LmrM!Cvy;j7p zk5ev^q42<~lC-H56lsMCT1mqgDYwBY6tlquWkU$7fY-$oykTzJ3 z$x#?nD&??>P+~BNsTFdo)k-N9(f}1j;!9ktg8=Dd97F*vaXSkF6TIMfipiiAp%?jP%D&D1W_VtIi^r3pMX}?@K|+?$@NSM zJQH}Vy8dr+MLxMP(oXP0&kOE@`*RoegS({6lx|4{?aev)`5A3~{UgEt{Dy`G;kidW zC;a(rsJ}?l*x2ab(<2NE7R6NQ^N8c)7)P^+N~7M{^Gm#OlIcos?V5< zu9d6Y(FY$cZ+O)nk$8AMQImIbC%683W@7j3unow$T|18mk3Teo>T-~Q&Z*c6>i2cNSZjV~ zckrW!STw)S~T}00ff1ox#LXzkIZb& z?)iS-?|k3y`_7qcHk)QAhX#)gMi3;_pieZz(F8C2r2+7}A||v74%Im+3q><& zqakNoZ${{z4%a2`y>wUiqYfQeG)^2hWi;PTo&B^rW=9!*wxX!!*O%*es!|(oY;S*c z*ggHGu>qeC#=`<14^!$=)|8l(A6-HkVy@kne7*$}3{5H6pDp~q?ka28L_{+&> zDw~?BEe&U?7NrKIP9N5Ztjt!e2(LXLRUwGs}0#b7wl*l8Ki8CuD|qF z$>s8bb*T^Ofq{}umuiT+uT9=?*Yi$G>kh}%c2wL_&Otm1$G$I~ zGz`XnGvs_#zM(L0x3%fVW95@qpS}}@KV~lOZ+Rnk$Bf;`i4U)+@8tb!Nm|F9q+t(=rL_gNPYg$wH$EO|T0rs+20FIF{t*R}qr9 zU^G@>ILe%;>!N^9TFG)zbWk#x%jJ@~6jHm8E|Y6C8W~Q=2m*r$%$aQyfg7_qqr4P; zjzrc;3%o<*?KafQ2`u(3Q7e%^JK7ze)nPRD(A%6{DnLDCZs3r~rMS#$mG$;;ib<;= zNmoF>>)}j+J5^?8o%Sq&W|LO2HZiI<1w;4vJF4MRggW7>@;*x@8;qtN z53dC2yw&0Jf@1eUiahsBtUj@MExvSm2Lj!Dc>AEcbN7KE%4nn#?R1tmJVT;Z;$5F& z>@?3%zFSUCs8tL{U^Gx@Fr|u%#w;9(V*sdCv<3hUS1`S(3^u0-Y&7eog5**j@@OuN1C$myP+5SQv-F~vBk-^*L1yo$yi^RNB58(T6mozm$Y>>| zWN;P(a`>fIkxB-r0L>D#kBXrwon5d3SWeyw(pj0qmhLln1*fK)3|a{x#h=ZXGJ(iJ z2d!ilZ_9E&Go?DPC}`=1e3k^6j`-} z<2XQL77gGqrAAF-B(5PaoK~xG006?)UCg1e&J~p;9C6p0OqzUPdBE3y~3HqAWMQ z7#}iPsQ%B*^t#mrx4)cuI_HO7>0;V%7L~ru za_YNtC$~>SqV&bOBPTDe|K*>R@2|f4<+Z1}nPW4KPZho^30~Kj5w+pi^=Vb=4S^bS z`_|xf5r=MV`ZyAuyngAp17~*JZYypo8LvM0%C?-H1Lv6+nEv+4MeuO1Y3h_o3*ske z4^S;ZleT`{YA~pivs}&7&fTmEsI9S&EnWN|sj2MM+K{(pksW!~70pm9#E>*Q@yLv{ G{Qm+!L%xy# literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000077.png b/demos/second/part18_3d/auto/modified/image00000077.png new file mode 100644 index 0000000000000000000000000000000000000000..137a5976fe515bc54d647efb1ca522ff52dbbe0d GIT binary patch literal 4691 zcmeHKdsGwI9UhUl3r7*ls+1jr%Br1Yl1wJaNT5j2WHlHO1k^opGc&qYVpA$fzRdv1_L2iNu-tC{)i z!LI$ckcGi-EQ?sOXsJ$jifg>yvA9O}ddvr_EABj+_BOI{-oc2ETSr?=FvX+C6OMBYBRd$|Kr*(gM ztpA6;56khT(Z_cotyfDdfuGNMk6iqt4@IBPy`{VSv)x4-1GnrHZ(O(H&42DhkZF6l z#6+V$F>$0KSV!fqV;Wu4k0V>Qtgl`=Ct$`Q74vS@lQSui+vglIF1Q(7OOUtkX#eMo^Qo)7+=kB8k3Y)YsCam=YxZOOz zx!&-{o-1o3O^Y%Y#l@T?{!-dpwmChvxOX$3*>hrn{PmMDp|cLRgl?e9-&}LVwO{rA zHtODt%(ArhO_dF=9BKIa+LjmF9xwaN<{I_Ug+HkG4HAXlG_Ld`&;0z+xeQ%r@tMQB z+xl03mGW7de{`$Qg%0%N;=jiKtGhO>{Ny*sOM^}gwCspmT+%4+cz=2OKz%Q<7IDk% z)xQ|(^2h(JFZ`r-Us=g%OV8cQwM&W`?}g&en9t5Xd8N2w#cAZqJJ*%>O8&elE9;BL zwGCyR0chf@)z*?diD=5XC;j5SuOB~odPiRSpJJq|!_ofxlmj?|gl^)X!!itODB5Nb z1IA`z#V(5-S`R^D<6U+@Z)bVb#Ab6=ji~SAUy4wU(TLI&2HapzWVdp9+k3r1rdjG0Q&t{kR-Pa4ryp0`sHNq&C5IA1QdIkF{EwOTE~WfGYTg9yx7VC8`e zvpS;%3NMG2b^DsTdmEtl7bL~tG*$&S4dx9ugO@OQd34VzEfZ zM>zSUJV-K}(04{SQ{hIHq_9p~u7hTi@>nY$J)VN0N8|0ejvP-p3@u@ESPO(Y;i}RJ zORmxzjH3~P1lgR$?umk8PeAgVc}%Pcxd}6#a>geD!$)~1phs%=fFa6YptLqRS4dB< z)rf@kDaJ-~4CT316S$OAE6kWwAyZ)lP?<3kBV{p03S@EsXp$h*o5JIEu9n4!RQLjL%A-Vjz`*1-Qu! zgo^M`F*LQ(=CAVCt#!CLD?OwpR za}-MB9fRjHJnki<=l!r|FyH6-8MfQ=TmnU>7MYa3Q*uqoH7Nxq1)g%(lw6ZiU{c^I zcYSYi1&_TkvR3#Ylo1tS(TNQ;lCZ~XmV#c zrn|SrR#jEGPj!U%$98ldakx9&Za2hNmF+Kqmms??(}^JBXyH4}RUMxP2LpJ$At~TN za6tHMvid;rA~^I&uT4nRwLa~-9=Zp8!OxhPa^CH3n%`uYVYw7Oo4#+@Decdwen@nG zd$z4FHsk)5yA=;AUTzM$5hFcMza*OV)w$5Hzll5NM!eYj0VDQp56T+q2rIus2X6Yw zos-LszU%w<6JakT+(qy?dd)X!imD9Nq;XefDl zLc6GHv*CAHF*W@U@8{fT;d-aHMN@ zUl;0sWX7TSd8JPyZqz3S)(oCod7hu?>wh6&uYc4_YwZD5{!xQ|mz~$HAda1AP;it_ Q5v&@~Cnam^R%Dg_7i}?`ng9R* literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000078.png b/demos/second/part18_3d/auto/modified/image00000078.png new file mode 100644 index 0000000000000000000000000000000000000000..8e89f6a3f7991e28d0eb7b98f4e5c86dd2c30e91 GIT binary patch literal 4681 zcmeHKeN+_J6(1D=iBO~@sHJpRP=aK3XLj~$Miz=J${JVJbrn#oJ3BKA6W9-S2X+A^ zK-3epO3_-;14fOOoJ2T>CYstLRRR<>hLR#pn@U14YE_ihmXcb@_RaDkv^l4T)A}EK zcJ|HO_q)G$@9*CC&dzTA+Eu|pi-RBt3f87;3}DoQ3k{qDew&vEw}atVrN%7YK)GRu z({AAkSeP$yurTZ4ED+@R%&K1((h3KT42LhTn!PNt-;NM|Do(YMr`Q) zyk_XTet)V(m&F{|4t2CtSOc#tcuTSLg||PvvLios%cToyWQU~ex0^ElS_ZF!pjkV( z)KtATHFZ2AkVoD28g+W>_aoc4u0Or(*??#EsF*kE2TmFy^PkYvNY>^&nyXuU zAUtAK%h|rZ4s%aSdv<0(W=iN|sIaKez}JL%4~K7RD|KA2b`M9n2cZ+|sG~jK4v_UK zx-ajj{kU;YW#->#zuBT!FJG13ijCjdbmLxB(l0+xE7>^gdU=0}+>Tw03+p&Seb)A! zwr1TQ`rgloG%v|sk`#ALcBiVXIwv!+{6-F+-FGA!KX@!IWWnC{kd0*Rp*8zFyHsah zB5yvEUA>`mbKTk1`_4YNymjH#dkG)qG!Xk^pKJD;Cknr&UpZHC@}0Yd=c{8ZK?{kLj5GW*7Wk`Ja=&>TTRmd+gzXs(HtU+Y6JHR$LT!omt*F+32tZ{Lz1EOFwAbSzU3$+SmV!#`v;}H$%`z%%z_WtS&#g;so^mYo91@R{U|Z$@KBP z#SWiKt~Ju7 z`82_Zl9PfGJtQEovOEQQtOYg~=~0V(yd=06%n}jogYfxkQI<{*r`nw?EECJbD3a#k zilw5YAUM&IALt^^|pLV`*qQYiuuh^xfLQy#?T ziV-MAIW(+`c5)7$v)f>SlQP?jc(q6b=Hc=9tPY)Sg5KsDQvv89@lXy4CPpPzt7Ni= zi%%;CBx3=6qle1~HmbzHy6ige_pL0O|s(VpEn} zrPb*tJOl}HIjh6x1;n0$#>tQkt1WrM0D)tpSw^N z5+nnJrG!2O1U@^+g-ms_6mNGL?e+q-NC*iQJSV1gU^_7sPiZKg1*E7HCoz;nl}1cK zVk%OGBdCl-C*kc3XDRt_XkqifiK8V?=Uia@5}#>wN3CZIN1sL?3pn3af??mLASrq@ z1s7G!jus1WjZV>dlr5J9r^i^kj@!9!XaxnzVsaK|5S0`ItsrF-2!Z1mf}wJtDsG`< zl)|UN1iQ;_;oX#zP00m10dad77WGc6*vj!0^l>)6#cFt{J(erNFenGu<^K*R&Lv z7I>z+{%>*xJ$YkfZQzfd8@vxLa`)^6?~=HFjWG?3H=<0YwI6sjBhc%ny1KgXUypRP zdQHwb-j@>V>+8M8yTXSOyL$IIyoz0lZe1 z7H~T#AUy1al)s#d0;WE#CdHWEasS#!VIRWt=jt6x+rRdHE5YD@CFZ&xzpm_X*nVxi z{8s1pZWexdgiYvABD^bC8BNy*?#zX2T$JnX!MvdP6}Qi*UGr-XZa%c#KHT8n+H!5A z(zN%T!LLGgKUZ03S{U2k^5{;pDJ!y4122q-sN`w_qC0E1EjnL5$L2q<&5DNJLPMk8 z^(*TT^@Zx&4w*!Ua)N(y>PPvNHO8Tin$=Cgr3Or#A&TU;mizs^IKJb-pkA$Q`oXM+ zJ$t%uCA3Sr-dG*D|1FJ#c-T-?hU2a7ln4ILUr2U~4@C5jEQzbGUgQUIg|umFHBBo_ GRsRA46_{H9 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000079.png b/demos/second/part18_3d/auto/modified/image00000079.png new file mode 100644 index 0000000000000000000000000000000000000000..2312842d798710d784ce128659fe773d9656736a GIT binary patch literal 4428 zcmeHKeNYtV8D9eA_=rR;X%(nlk65(n-R*tvtsDq<=$-N4dYbp>OP|>ViC8f=l zm(rcSm6+6(-}Z-sLwgdH;{`hR{gs|uD^oV>ZtV0O(QIfx9-X-k{c9*pSq-b8GvLp5w*t$LZfRj~_K9l{~lKxcX{LC(&5=DAJJdM*R0SeRyhk zxVPxqhdueZyxfeXUm<1XWhS;^dEi&^1>IGyPwKsstGp9P>rcqHuYHFn8&VARz1n!W zbN}w#`&7hJ{Mx>L$-kaoxA)!KW2@5s^l4V*_DRpn2QuVN@%fbHy@$yg-HF{N3^#{A z$Vn<%lfNb{rA2mUPj`J`Zfec#LN94Y;rT-BgRguJbXlyYdWM2+C;}lC-l32z_=J zY&!%=P4~G-ssylT5wI~1HGkr47awJ4H9uEwzzi-8C}wn3Zm_i~+e}rJP%4_Ao)(kp zBOrktuq5iUmpVLzPt6bV67ZQbi}+{|!j`D{c?Kh@ak>F26Uu~`Aj`*8Ncd?nXsVmG z5+?1&X$ttJ<`=W9ix7#tUa!zA6*}EEkyxcti7<&sA`w7@z*Fg9NuR*sN#-a*99rO^ z+>DE5oDP)ZB#WHoteVe<^XN=`c9+30OYiVZs{r*7`AC;YEW|{1yJ)_Lhs~;hB+~(X zqld=~H>t=3JkD}A1+prDgH4`KK~uB-u5x#2Fddo_fl^?HP!C*H{KS%*^akUs2Pc7z zvAcp^Q0ym=EMuJ$>xtO7nP58e1A*?dyicHKau0$b%3vV0PO6*>Pp?(;x%CO!Nij4L zdc=VY13)g2Drrg}Q>kbHE+-}MCQ+y)N~J=M%jZ$)9Uhi+P=KR?YrJ)eGvJfyCC@jhK zDI^Gbz+4E88<4EiZFV|K)qE}_l=GaOHo)yflPswvSpZ2fiIfmy1ST=V2MJDK3IQe~ zuz7eV%~&h{7n<8VXlkhBI>rOnuMC<(J8CN^3%!M2OPSzSLeb!+AV?~df`_aCp<+R< z&=gfnI&1)*9@FhQV`sjh6@Zjf7AaLgfJ+oOte;#gP)T8D01U@58NlT-5E5yY-Q%>f zUeXORY*0t26>QI-R_NMbq1FX8n?-wz0apbmm_UpP<^)qt3nrRQSj3$fGa09f{!5e8 zAYk4h1N}laczD6HP&9iOPHP4u_%?sjwfHudK+(lT7NqZ@T#IroNPz``7rSdwt_3Nu zAn;;${omw@nfsgq4)`y~3qO`BvvXF!4=t&2i#ZF9w^vy#+2;bDaSm2?m{ z+lPH zTV~t+Nk{oTo@I3C3tLG>Y>L17Z-0&+&a8U0&$326760Br#g(Y#ckb8_`!O%_=KEtA jb!QWYB)%|FR}tR+%QxB zBQu+K_xbp}&+~hp=bhc(SyrUYj(#i}L6F&|bYmu5E%3r;J_P@pmdE!V$P6R&(YF7Z-NCFw(7>b>KS-5lN9P;b;f^JPl^SNZtX3vX{G zK37&=m)BIDPX7JXgj);uMy-v{jVH_r+x2g0g*TJRM$6K4s zmwQgETwr}N_sQhMditx1)~aYKvXX)V!Lp+xKG9;pds_ zF}YQ%I@Z=6UB3J1t#cdV&-efG({+uSJx~0sDPoo^?xJN`r0U>@H{V&4-c@#R*Vgm5 zpXtp!yK2Vb_VD*R(ND_$o$}ok|Eik$Z>lS1?H_6@On$1oS>AbgX~$60HF_lypj-_f z-S3`(-!+w<^lz^!KVa{g(nITAP=5q2GVB zsw)aLtZ#6XZ!@5o?+o0Q58mn@`1+re|G#BOcc;7Ki_9H3g2b*BV27KQ(WdxZfZfE4sFlwb96H(HC#Pko!0BW;N;7VD8TgGtda0YwDqWGymTqD- zoGc|dTI*vVfSnfs>a!O(Jd95#3*s{HUJ@&0XwXF5q?4^NTTp}3&7-uOmg88ePbem3 z$L*`0OsTc?{m+8DRnPq3{8hf{^11yInES!y~2^ zLy(bxe$c~{4F^?`$$OkdZkA6i<{jeVi4Yt+=I<(U7X;JcSOs6e+o7ok?n+GBGRWP0|F@nHUIkAH$twJ(_#a7+RUljM2#!N#U7{I+?UT z!#P=jV}iH1jaMb9tt6(RITE93LX817NsXygYRU>oH6Q>v0m|g?h`_<}5)=fN3lPT& zlxl*usW2-IIE>a`G8DF)9g)gHSBaa|B6PF_P2p zFd9yYSxHujku1>g8cK~P*_1&jj%AiP-F5)WDcC_iuW&i?g9?doMsG3cWTYG)mskpb zXoC(qS%%;!@{KF91v{T50*OsRrBSJrRFaCKNHtAq#*J3&Wt&UQKrbTTOg!DTcrqT%C>M3{5j| zE^wN`C)hhV!B+DBtfk>WwV{%y3m&+CNl+A;s4TuP^b~q55Q3wGqQRkH02@ld1B!Vr z7$?LEso0Ick)}>R8lsaS8<{K_;FGk>j`RdiduzqERGgctN32oLk1JhQAkZl z2G3`B+$+Y;`w`Ayybtm>(ryoO3lyE+WJ>%_(=|=klo*(j@pN}h(={aqrer+bT|XLK z(c@o?yaT@IdExiqM_HSX!*5B-l98PX*K3RN@>ZM-81Ex*=hfEM#{K1fXG=4(hPhQcV(WKNChi;jx; z)qMY>eQGE=W-{ut)7!uP>u1s1@Sj9>4!f>wz8MJkW7apVXD&Y#)^a2A%)SMV_wo!M zf18$@SmCWtjYE4LkI2wBCw}MK?y@z1C}A)$qO0%on~mXjX6@3`)r}`A+W&xP`*W)6n@b&Y2X0eHO5c&lyD=Z= z%k(u!+VB#6$HKro3V&t2s{qXV;>MBiw4^}ZmIO^?{_vK_!F#UaGY?~aA-02q86c+A L6~-e^=T-a<(pitO literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000081.png b/demos/second/part18_3d/auto/modified/image00000081.png new file mode 100644 index 0000000000000000000000000000000000000000..4822bccffe264a856be6f857cfb1174ccf00c6de GIT binary patch literal 4838 zcmeHKeNYo;8eb4Wq3Tt!t-{$g)KcwjvYY)#vJxy!5TZuXfC4Q}+3ap`g?x}KByg1m zuJx=vWz_NfIIw_n=Q+kZ+cLeLtwM#P-cihrrFBrRw3KtskJ|R|=vi&<-Gt9+XKt9$ z{zWF6clUXp=l4F(@BKZy*;hQf(K!2w-N{X>4}5a9bv2A^Z;xA25j^_K*Qz%d z4|%a=C*v+|IP%$d1I*`hzWU}t!TG0W%90+RSCc>_#APG@rQiGLs~wh@==$Y7nxM58 z-+S!h@}^T~^!3vYDc`sd<4ugV>r5-Vd$-~b*@_b@Zs;HW+L0Ca<@Ad7XY~sfQr!>~ z@sgm^nG8DJNJ*fOy3ISanP;9#?07!AdD;A!xNU0gNd5IDb7JxQZKlN^#`@`f1-GXg z7w(FGIHRqludmb6)7Fun8`VJT@NcWm9b}^-Wn0g7DgXJ{(wC3-Ut5%V>L2M9>xbMg?nomYSZng!&izbp zdqVpO%9=tR^^S^S5lmD8!FH?JPf%RFDz z^y-UUw^n~{et%tbQfK7R0DQ9Q%N5^T_OIJ_@atVQGaH6FN>d;AwaNp>mUj=G=qIwE zAnt5_>uygp`mLezUH{9qzD8T$XMgrD{dw!aZ1gtw{%^0Zsygs=BlON|e^(9oK7FpR z@PljqmfG_%ux>-M-S-O}Y(9Mbmi*=y*RJ3A1owYe1@#16-51PTQ3#roDgcS)8Q0LP z!zO1qhlQ7WZBC#)2ufMubuw%*FTxhSNU&>VH&33H!2+k1<&s9!=+yBWh0ID9pIx~& zhpjATHJofkYHW&^1^_l*WMHqY#O|iOT3HB}2IrDlA%jCMVzE}1XEeb&hl_^^IUz@p zbgxjZl%>YPDK5@RoAoP)A;6VZwow$Fv_j$Wc;p^j?r;?;FpWl|K$Qxm5&<5FyTUFq zUc~NBk|4qudfv^t1g9uC?68E%SR7@dRwe`U@JN0(r_neHZ+8!~0QgXN8K(l1qY9f% zF+RdArk4Yd;e>uL!kq&;Rbl4cjxra^rISP~ z6PC;{7)_%Q5(Pzq%^8XUWKZxE1?w1D6LOPgLgkE41cZ;`PVgS7J>(3$j7D1TV9TWR z40^3hTA$_|tiaLXQxsLR8s36XJcS|zq1GT4l+qwLr&4oPjv>@mavYSw?iLw4%S%uI zTrL0{%t~5Sm<2^tD5XLO6^kPpHHRStreZB5g{yE+`2CF8S_pf~`fLU~4w zF*u^M;2;~8R3Z#ZkqAYiRt;&jq8P=8pg5LZ>2TQ?u$_X9DdH7Qdr@dYBAiY$8MHE` z938WmN*K`!0<^LQl)s?}po>v@+OC{e=1P&rP7 zW~6PQK{0?>M$#z&2-!g`w9dsdqQjNraFl3eQcAECIXZ0w?Zh!6qh~}OfTBvA#!wnn z<)A1{;53OMC_$s+{2iQNt@wZ5QuDwm;VsV;++h8RkSW|z*?ejEDtuWYgjxxPLrp<5 zY`6qBQ_gdtJONgCirvWAi+FJN7?$gZUHBm>5FDdoITBGR2_OItqY#afBoPv~a4L%A ztSA*GX%yYdsKkk58J>a z2t3ggqmQ&W!$tTCmoFaiwXJ`KPX=mcU2M{zs<|9{wZ2 z86v8OTHST#2VgiMDzB~XH@l)Dk2Pfc%J6n%K(jvZcEVHs1!>x%uGlT}_9hP&emqdP zYHpjbuDE~Cg4V&_`0CdG?D=(Mdf6f`ZCjbBd literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000082.png b/demos/second/part18_3d/auto/modified/image00000082.png new file mode 100644 index 0000000000000000000000000000000000000000..25cba7364201d0610ea928f1425184722bb78a7b GIT binary patch literal 4636 zcmeHKeNYo;8eavC&_dOM?O4w)0S~RS$!2$xkTn6*1SCCzF`|ItmHi5CAs-|Q3F#c* z2iDpOtv8P7fFE4B+Mamz6mMwloju{uJGE&MTMM>S&)Nek-t`>Lo;3Gvf_%(%=7zcR zKQgmofQH8k1dPo0K*^sIeCJW z^1?2+)5e!@uu$RRV9v+eAjtQb-O>|t2Ay@kXh&`Jv>vqf+gFWW*;?!%Yb1L4cd97x4SCVzsiMDz3y8IicD}Re^oO$&}ORs!dwYL}F z)Bj1&Z-Qrx%aSvO&SR23$D_UEmkZnciM4sBT0SYxx+b~jee>}TDbo;sU*jGtQYK~qXSeW{|&(kZ`4tc6-^-8DWbn@KJz0_yz zPqiO2_w=1wxqx1jzbG|%Kk?Vi?R5pY+REz%LVn-g1pMdwlVj(+(h<9stlyor)3+_< z$P46+NAl~|TwLGK`rOXe+vlEt^8CQkKNq~IsZE-9EHX+Ocgd15L)CPm|BbxNuF9rY zs?Oj2$zQBz*UU`poc?wIey{RQ+CQ(htf}As_g$N#4i0scrvAA4v@CFB*~Ot_*NK%- z5O+2IcDQ>c`Y)6J{g#@#>O=OvYwxx!dGYj(SoAyg>@ROUSGn)mL(r)MAE|Ftf4RP} z@WMb#Yh9NFHf(5iRBtiB);Dh5l?~n=xb@8!c+2;dP%vmJk zw96>gNpmuv-33|?g0yKq7sV8F0!(v7yhA4)eDC*Cm}hm;T%{Q`yA0e$KGW~!R{OJa z7=JONVWnxQ(OMq~2<)6d!9IJ5!$bOX(hx5R?!{@j6b?azVx2V4Y=I3VRMx&9Vm>k0pfIvJI4uSF^ z4o{*;5#}&*9>&eP1m5X@MNW!#mI*qk6xiVh@!4Hw^C-Q;Gok{}L++zoa)k_)+wJo4 z9v&gR9FU9z^n)Ir9I#R4R?g!rb2D6eIp+`($5XJ(sK2YsT@p%%W#n85X9rLZSXD7$ z$rUEEWz<8Ipoq7-LS8`Z2}psrjfpiOHqjDFXM7;QeUx_s`a$j?FhH5jq|wQgiQ$=y zI;prm$vPRHCBwH2!(tjrgV@wc8X>3@97(ZZ6hbH&0%KI1iqUZ6s7wxzKsgvrqypqJ z9`N7RChr03SA?d*J8Cso8h#2tmhhpi1jC_CK~hXO z1rJrug%t)|VH2~Faujjk^cZQ^2lM<7wE|{S+bE3^!C9LEAyB0nbd!=nIF7GP@$GgM0+=KVika3hyq1WEC(n@Xh>W!BAEQ) zr--sDT#4Z-#HM1@h}b9ytx{r$22&^rwUVW2+BPxh|0%`Mo=BOPqE;>*iw}ybmH$WC z!+>$;D3B&R2hL}3+{;JL`w`7RNgn2Jq}?9o5->cq$fWe0l50w?NhvTX@KkqA$u%hj zCIz1AuK$}{(PLkXoCCb*dBOK!iso___?E;iSvl!oyuProF#G+WaTxkVVM9Yh+=s(~ zGr>Z4MDPV|V`F3RU?A?UHgI*PI~WKCg8<)Hx2+lsQLfB<4+O~)#cP_cIjtN_N(7TR zU2-#861jBlF07^sOdU5F^*NcH-(31AdMiA;hKkR=yn8TsvM1@rk+#Fi-S%Pi%A zx2IJ~y_=!~){jyhN4(?ata8Y^n@FkO*_KDGiQRcoAbq!~cc_5lwJtD$mFg(|`|k zdt7#*h)2aTH;?ju!HyvQYYywm$kDULKJJRrhlI?Z(Y$)jX+vdh)Q4BEixU^;wTwOU zv~1@6srzQ5jjM#ZeTF^Mw^L%7hhJ?Z%j8?QAL}FElyP-cCc~?z61#8bcV?c5&3#LZ z0FC1;=W=H*`sYiPJ1?xq-dYi@Y<&CNzDHSEd;Zov_R>z@;hE9m(T=YlZ!f%@bHw4g z^zZSL?$$)_*xfX(vpD+X__NWC*Nim{)znGTybs@A`vx;Aw>)P>^5F^eIRqKCQ7{^< zW}~q`A(%$Z>MDKmC$CIz%1y7EKRImNws`Jv?VST@(+ekWv(D;})ic#O4_~lMeJASW z#b=Lqb~f9toNda^49hf3c#IU66sL(*69ex?tvFxq{-V;?GsAZe+5Z~Yb7fK(bzReb zabxwT_1o5E{)-I_k#D`&LVi6vZqu=w-7^wCzL8Y6yvMtCr$Oyfo|!kXc{jLre%kp4 z%jcb^mQJ_L$)1xiZ!dLw{rSqAOx>EBIbwF_?pdl`d*?;Iw7n^EIaB@HlpX%f@kduN zx5i~xE^A#`b9~8;B+8bZV6Q61JrFK7<@@!R*alH1oD*uJ*q z!K+`TU060Ira9zD8~V|j`-wkXuU}TZ_xpF&hwtlYDo&VNaYoU0bU|xR!%b=_5>UD8 zPCU6XhInKyKV846vSPoZ^B;ezk9*_Htw`b_cj1FOOV;dJxF0$7-e0u0D*nDQFYnXt z`s0=DVW{!-I%mZOBbxU9od=40-*w-)`=zS>=^Erpo2T`&w5N068&z#7V;u$FrYi>Vf-#8&@g_+~L57dU(a8 zQb^Jl(9e2!GvGeO(|E6|#KZDQrMy#&8A`#i1ODz3Pf;)(j>Y*R-T|RrxTwt$OLB8N{2fd)!!;qq29~5g?Y|>0HouPq1_W|Bv=>FV;V2H9<7?X=Fk-{^Z^m1u^ zhI6q3#{_Tf8ZFS+X%b`YY7(R3Nr2f%j>Jex!z)>WCRIvu2$k9C6@ioGB`Qd+5FiiD z6I!660H)&ODU1S~2BYn?662K=MbLm$tJUlfilrU_b|okp8kI!FK`KBiS&9M#MyV+n zjYgxy0KpR&YvXMiF5X7jcx8}^W0^%Rj|0GR3J#FZ<8Ehua6%HCF<8xdIjJB9E!H9+ z+M$D9o+3C){DTu2f`d;NfuyEVLu)i@l~$uwYt(8&JqTLPd%Um{B~B%wP*K4dsVodk z1_}$LK7|B9JIsYKdUznZJQ*%mkzOu^gi4+R(-yd$I3NNO5P3*SkSaz=FoZUPAQ*~d zC=EtX3^4@n;skrye?v=~2i5hKJX!F<^~-{$-W`?B7xzB(J{AeVt%Rb%O~C-RHw7;! z<+)&-kgIo!Edb7Z9-bb3?b>e_ex?<)fS}bj7GR`ZD;1GbVYG^5F`Js?Z8kvLl$>@r zyVqqGeZa#T@}Z7UE7+bvt{vdA;(J0jPJT+gJyGl56CYecSRQs9}u zBi;3XlS?-E#mGD1i=GdD57NKip9H@pRo0XYX}mcjFE90U!1M$;m{(I%6LtAX+b4lM z&*;D^U2Sb`U|(C*16|wo9iBj2AP|7~+RDupa0quNXL}Ju5hGor{B?O&F$G0t2gb`86uGqz%8UnyGI*O<(MMTK@VxS?I$t>-+?jI>*X1 z$PTZ36f^eCuoH*sCVcU+V_e9~73RXvLUpd)>Gxa5cZE;d6IT_Qd$Ag(ikOp9O~)4I Gt^W@aHj(!L literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000084.png b/demos/second/part18_3d/auto/modified/image00000084.png new file mode 100644 index 0000000000000000000000000000000000000000..1195bbfdf975dd00db7ea4cfa915119ce70ccd45 GIT binary patch literal 4699 zcmeHKeNYtV8D9}WF*3$LVwKV5P$?#Rx3|0ZwccTnwoOr z-Mjm|zvuTp&+mEOcWx_8i_@k=%!q&>Xo?|SZw8|Ye9?*H!SDVBQ(D3Br;^N-f|+u| zPTpbV3RqYucCs+*;j9qkxneWrM2?T0IB+vc7ZNf*rtS5)N0Yp(GY?(9E=+sYdUj&- zqvF}$cJG}7AI{%z_QlRiJ@;H|h0?OhJs~^b6usy=SqR9i`L%P}CB~_ia)0g}=F{An$G-xO!pI{g9Hd*HX`1%~=6KvWEH5;gh$jnGb7w>&-E1qqmx3KaXf6t5>gi{DUOcnv15MSO=l6$Bl0PW`&~mC`+n_CZJ9JFn{6@YkH&+;csR z2fY`<;pCq**f(rShRyHy_DS!2)6@I)S9s&2Qs| z92QpUu{lBOL6CN#$4Sv^Spl}Nd7ND*x%1gE3CuA%NtVKh8lB1P8ZNzrXP1>M&ZJA$ z(i%pxFfl^wApwDn6)4zaE3msrk4_TcCBeODmPz0ML|ChntTdY7WCzc}gp`n?NQ#GB zhe;A6U@gyBNwYq6kODmEBx?l0Ny=nyw_EDQr4Bw%Cf8^*G8B_x7y=N8tJp439>ng7 z6Dfimde%kroKxT&c39-3ERG^UCy{`8cql%b(`X!~x4Q;a0D8zglv5^`qB5IJHqyf- zq^tuZg8}`Zhbt3oRGFD|If{6iOH@3EM=hCV zFq(!vL<#aZn={}A#2$qdIO}7vM#U!11kxE92yh?f9fcmsJpcwMqmk4*=pr#ZgI*^Q z*C!bV%`s%)R-=-uQ4PT&v|On`2qk7kC|aXJPmCH5&G2zY>8$Yh?S1P7n#a1`hyVgRt{IXrCy+liqBN>2$aAVo2pl%pi7%0y9; zz(~0YK?xEafp;*RwfMiG#mxh2gC$SrTwwj;fGN16ma&Dwr{H4&7uZTL9M}{jMF&%G zQR`SH5GUXYPSI;9dmal;kHK~wvU5Ms3K*`mVpdv-XmDH&S^<b(4GOU;2#GHl`tCZUc-u20D>WM6hU!OFz~^#LBV8CKSdRW zX>iuUB5HzBA%xYULMSy3_7AR5TQOR$VsPu|p#P^7hkHUjIz_EaJQjzFs+Ijm*@J)) z=O~aSXananIPPV`=l!5&;>r3HufcYEiYox>u|=Lp-!Zwy)Uw0&+qpGe69D*4Pcn$OwV>fkTg#Gj`K7uTnCKdg29*) zelsFGbpEu;gae7d^qoPUl$qZ4^%v(OkHgPQ@U=HzsvGbhD>}$Q8_z#qpMA|3lX&T^ z$V;Ie?X%g&8+WVvZ{Mo&MW?kNN=SNyPH+3FOn;~)eNPf(IWjxsXn1+n&0G0l75b`| z{|uixHY4n?YF-Z9-ZXJlmX)7+Y-YZ zTtW2D$3;Cn|H-SNHIW&HyGw5zsg&l8TfU{?%L8r=@}ai9;-8mWn=izt+*jUiJRD6d eIbA#X=7f%cxOY24Z`nZhkRfHUzG+cz*}nl(rmrvn literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000085.png b/demos/second/part18_3d/auto/modified/image00000085.png new file mode 100644 index 0000000000000000000000000000000000000000..3aa04438c8f25f6c15ca3adcf9792189930f2bf1 GIT binary patch literal 4685 zcmeHKeNYo;8eatsqR>{bWzfMjsEBu)Y?4jLZW9m_zSL-hD4_IUv-<{D$Op+n0=9_w zahz7Dww*%;EOMfqjyU6-RIPYID+NbXdTQ(WamSriPw}gr^XyqP_ip$Qrk&|9cm79a zHt+89{GQ+YJiqsO-`V}0acNReV0a*cAVDd~`cya?;e`kI!T&>V2DQVXy~LEkr_yfJ z;j~-0e1P)B4uAp=XF(9p6{~S|u-~kJzT2VN@#E)5bi6a?M0{0t=%;_V&QDFs=?Z9l zUOe+rc>Qej*jlc!KE8&y`}#cU>9?EY#p2(x|7i+-JCJSMp^snO64!etwwDPeItxSK7jkUD4GZ%CO=IQJ=oIejPO~ySQ?dPJht$1A>g(#OZX# z6rFCcAXrB2J3F+=Uo4o>o}Jb>f0}6WRyF%^-Mxm?8F|yT8fRS$Y@({Oo=z}??+kq- zsja!Er^9@ytvxeclpgivD_s#7J7YgO(i5$=b`p5=7Sr4SKuU3KB~ zrs}gzTQ{Wti}4>Xt~lK#zco90^T8Xv5wU;zYeMnLC$9CC@k+a_HEL?dF8a!;>8B1E zuJ*Jnn_-@lIVU!1H*u%@R8>~Gru0S@pV_l(mg4>0QNgcmYY$#YRe!i-yJw5~z*_3& zW)w{pnSw5-$Nqa%;+_F|l_klOhJvnrPScZ5Nj>aR; zE=|OLOes0hw7IHmkG1C?pEX6VYrPqaKV>`j-CI;zvv3d6^3hi@H_QIMIw$9BZ&P#C z1re%ytI<}rQHQ4Pz4uu1@Imjr`+rk3JugKrbvw^pPOZQZBzQFk8!W@HgktPg3C-Hg zK;p4FVCNx-CeGuanLNOwW{}I-wBm=yPl{2F)r!-V2HfD#fi+xmi4&xiEHyDDc?`*l z<6;9f9tsjz0Z*eIYrf4zd9-35F9q)fvs8@wAbg%yoMAAcI=d5~goKdbSb~Qul8a*l zQH_(eP^tRF0Sfq}6|doW2PKud-EN6nA+bAir81HvrMO%wmtzotxr%K(?ZIrWNP(iC zLl0bxlXLK#-G&OBwAo(BYsF&dM+ft>It+#(dYfxN1*nJALp!802`;r-rNbj!d_oZ< z8A#}7BU~o9Po=5AWiNCxAfX7@_{iZDEHf1ED0Jrg%3&EP$Ol#kb-`I>Bc@DBF&Kv; z1PO9EtHT!s#U6p=Im-*NM&u@VeB}&J1cndsjzACA?gK-V!9eNlOreloie4)g=BHRY z!?Bd_7FVcMW)&bX6`%=>P!cRgTU0TaMW$4fjDjR^i+UJUip|B-HUDi%^Pq?}eNXd0vG7!^ja zj1n`eSO&voxI9M2#3(F4?xSKED$(w=(r`IBE1e6Z4qL9zAqY;z8&kAmxdeYSwR|43u?+#q)Me!#NcwZ8doUE7oe5E>4KdoaLRCrg7A5SWuag( zP*_^%Q%K;m!&)ev6VSZfX|mh%wPGP9REQjM8{l?gX`a^8JbmsPr9^YfP?DDKIMVSa*%dH7W&01s?0J z|C?NaFTNOo4Zi5P;rE~^tOkB&A`0UYQvw`sMC9ZwJ>k_qL;jFcTU#4?{#o}I-W;c& zcde$buFhNE9r{?)eSN#r+wJvwA-=9^OBoy{Ig&G72qK9Tu5q5mxFTp2@hOG`(d|Hy zfAsu{iP;P^-AvKPo02>3fAdxFMs&)A?zJn!KkDz^Z>7b4w)M!DLHy+p z!dli%JzKvs+wc6|tKs{!)P|(0MEp7E3t;~|#vo0^B1NQ&nVc1q4ugw+y{1#>Xv@1WXzfBum%G>?6fB3zt z%YOZf-|?b^uNTJ@y|e0rdY_toQh8HQMECOCs$<^i+mH9X|7y`&FLKkjd7rIMc}5+{ z^B>Ckc+rbW33B!?>3xIBw~Jp9oqXr~p=Y0es^8L+pR@3E@>pW@?Zf=~;ghRBJEOd_ zCXKZjFyoS6RzD{OZu*eavYOHkEXP%KamjaW%>hrne75H5PpvNb0)o7DGAfl$qf$+# z1CnU?&AZCf3yI;K`I$#oE%tkd9+3v3~D~Cl~WyxjgjRmz$dv`=XY#@&b^sKHXX$>EX729mz?(UUhiSw#y^Gx}VXV z^AtsDf_v+IwzgyorLgb1|U3awKf%9#H3c*>CDOvda|;FR8UAld|;dl z2LxuCC197?WO3jwCF0@5!98adBCrR-mMD=NtqxXM?KF%DFagR>aWUm$Bt8(1vr|Sq zL%nu_0z4^^B9^t`LZQ>?6gVXUtG!StQYaKcR4f#W`2fLpR9INT#kV*jIf`)(HSHkn zjE!Zi7MSBC4AwGMi6CGeo{Z0I(`u*aEshBlfF42@VH1i3sL*T{&h&7wDdm7U#2Qh)0aHj6u?B@fCMIW4q}v(Lm4s<#R2&rrsKlfpR%{Sse9EAZ^D!Eb z$`v3kS|*ptDI-nM*bXV;i0m2eo zp8^7p9pr+m>@>kz?Ru-#q(r!oV9s-DS_`%lMX-dLU}->#iY2%R#ZieKMR75TV-h}! z;phy!m12w){|n7+9yo5inQ z3Ao0m$Rfg0NQ2X3qFpEL%#XB!h?HS+3D-lY1auQuI>HG0fkLrZf|Sw*nSq$i?ywqJ zCt;_P3W1J5E6|=Et>9NZg^HPtb{5fG6@XxT5z3zy44V*4IFYcBJ2NITjuZZuCUG9X zj6(+ajoZNC1iI?Hr0=|3^K#8efjNQayK7#qIVmtF z@O*du-{cCM{+yyM;4R1rK9)i&l1IUZmPD7PPXXg#L_xuZGj8=5^oN3mhK8`KW4#yL z1$J+Daa?0#qx(>A*hpOO-Mw~quiNbg_{Q4Z)nEv)rRF*yND#?gUaq4F<-q92YP2bS z4+Fh`ky>2dU-x?X3;JeUR z9D4Af*Own<9di5)4!#84|N7u6U2i(Nd*!K-N0P`}ciOzV@8tzw3Ocv{ zUQ^VSbIDZ;`y+yy-$;AH%j*v)*wgQGN#k3fWO$37F}5{y5OQomUP<_ltFP&{i#}_A ovH!Y4n7{qouOZjSg}YwYnpZ9xy!q%WkQby$*`WR;xnReC0NjpJ6aWAK literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000087.png b/demos/second/part18_3d/auto/modified/image00000087.png new file mode 100644 index 0000000000000000000000000000000000000000..d7e5154ffbecf68701f6f57dc7abb442678190db GIT binary patch literal 4371 zcmeHKeNYtV8DDb>cnO*+h-1`l&JVEd-tK)Zx0^c z)Dj?HR)JVwsdrA^U>fSgQk9vF*?RpLq*%FsGTO3ngZ8%_W)s%nGQ3} zf85O7`|k7pp5OC4zxR3Hx&5gdU{!NX^rabq!#F?>1y}InHFV zTTQ0%azGKSKiO@}>0Z0EXG{K}?L`*)i!v*v9vsKr~S!Km$yal1OZFrr zWgkD<-{0%LaJR}dEeR9Gj9{w{PWz#@C*8P z%g7s#I-540Ep9!!uJP#IQ(G3FzWx0_mb^*4v~p4B?751BPwiQA@B>F~9W2T@UwdHJ zGpFxAecf?#W6X-)N8av(->>~g`oFJqY;11-=bnbS`-Xb9rLC^(Que+3)Y+lV0quGy zq6r-O-N=O)>_66;4?CW3s@w1FzxH0onjd%Fn1_AEoc!hBy4se^{m=)mf0BBm?k~kI z*O}WLN1M*a!luoKe09&7V8_A1`^tNFZx7!2T+=aH3ti~r&t7uuz(CuDInZ83wp^0- zdzBR9ceBc{Hvsw$f(+^507aLx0_IiFE+@BNPyFvl1bg*qE%3z*ogTuu$o=GWvE z&^6^W!6?$xEIW>+pDf-hj6g#gcXx17<$4#P{~(F?ufr^E?!5N^atcRL4aZmk}1Gint=sWF_uw0cbMR!^d``ho)Gqgjy(kSjUB zv;}zB~>vwE0Kx;R5-z;x)~LL z;D7IfEbQ>+`I+=Ldx-8vmkuo4wRlUaV=OM&g=yi_TR27IN`f+#qdVYeC;Y9;p2 zVy~bC4{$IlayegR_~AkU=VkK+N>o#Y6SxLT#Z;J@Q0uX1*%IF-mJfnX6ggFxQlpjJ z#cd%$F+f;K>{CD>*+DI&iDxOn&lmXp6-I?f0gIj!%QkSF7)qebl)wT~OsyeR7>Q{L zFpLCqHGyDS5}SngGn}XTf1$<00~?}Sp2Gz}{A$S*JyH4Ww&+vzv4WG15)4a+f~4qZ z2|=ogWu!a-S9FQqO8H7zaC?lk>$si!hE~vfG;Ttp!Von9x-y?)5p3Nu)Is&agdrDftDbhx*nVL&zD=Y2-5DWo9CIr)fxg;1mRxm2w z8RHcj(64D?kN}e|8Q>SSfy)crh3Ld(IHnoM_uKr8?Zvkl0)}UTOiSMxxn|^=mIBiP z&ve&}T+>ouTHu-P`oGB~fA~7Z`oO=S5O`U7lm560yl83cxdj$54lH-M@;;21N1!)c zt*xyI=SKRvBQ9PRDKoUSwMF*zCEPdkU1{VaeUV56;M{Uf;X9 zERnC=e)G$OGS_I!#V+!JE+yhje5Et4>KHEzkJ81i+TX<7y^f?beI~0Xi&mo9 hw$M3e)~bM~zv6Uw)obr$40nUvAgd+Md^pq9@L$v9GsFM@ literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000088.png b/demos/second/part18_3d/auto/modified/image00000088.png new file mode 100644 index 0000000000000000000000000000000000000000..24103a7819075123afa55af881cdc9704ef63904 GIT binary patch literal 4601 zcmeHLdsGzH86QPK5lNz$L_^51Xi($qJa+am6BbJrkhLzZ>&he2y0i0uQTE}^!0yt9 zfHA&On(wT;-4gj!8#v_jESB-^7jsf{Uy+B5+lHMRB_&GybNAT&9rhtv8W zd(P~gx%c~i_xpa|?|x@zH(T=;O^u%w4?)mWb6&O$j8<@AlVZSk^RrXi!O&i1FOqGH zANKk@f>_SOa?s1ed_WW+C~(nbU6~k@I_d6bNyhQx=O=f(FsC)EZk7F)f4n45Tjc1R zbn@%qQ#ZcYI~zW}y4e;=eLDACO#5b?VP8VZnbctQn=x;U5B@ZLS!mkz5326W?0hr$ zV>I`~hF^R z-N%mc;fVU8yjlSD%OR4{kYD5JH>w;+P93^-90^y zyresScKyzCOf zwkO(}Er05HZ)vh~PVt<~^gZO~>)Pr{3NxyEOXT97U8$NKd(smhd8IwEfZqAqlC6Oa zh9j%#D^rT=R&=ebZ&|#x<=WX*k9YPx^ShFtP}^od+B{*hD(QkXccO0pJ6{|u$~#}Z z|CJXzZ+-VKwlgbY(>ligECjz>ePiLjE;X&#x##Aq>n88L-M%*S>6(-3(2-}mZa4Rm zOQEpF+j#6=cP#dmxvI74<+_@EuAWa%G|l_L$t#K29q!Db{>9b1pW6q$_r~w_S86V= zbU4oSHMP{8kAqF$YjoGVWP)u6`){eQU+e3?`e#kk*VRyW$k+9eZ4(ATi7Q1Qup-M6 zn)SHU4Cit3>VV4&lm|f>3j*OmDj&bR zD&NjltzjunwJh>5($s4B8pVUx$l!=##2 zV@OUwtRz&K@o9Y|2U`o#BB1_aWR7)`Pi6jDeNKLT7u}3MD*q zwo#?*Pjent|%BBY)r5hsHah{3?=DHhk`ENh5BaV(wd@wpgKPSM4b@~GEc8d*>Xr?aePql!>t z_h+o-j4S{LqiTuht_a*;u!}B!xy&eR;yOyF(`s~DJ!Qc4#4zsy-X{SiDwsH?)#A7V8wH2*#eFe$H+`JBl7?hBQ!LQ(U{(j zVKj-+T0Mf1G&aoM!-+!hzga7X2hNC=JWrIs{=vvp^h7P^*G8YBkL6#P|yq; zO+jKRc`gzsz=|%hWsJL&2i;>pu7mU9w@86A7z`B23W&fNfB*=LM<~o-KuDg{@q)l< zw7hO4y5tdLKjY)GN&%06D=LheDZxgNHuL?+GU1HAxV{eMXk>485z6Tv})YsQ1eQ+;yI_&Vp zgjZ)YG&F?whLUb&gf4CMg+t+R7}z(|ZKwgmWN%)v1VQRF2quN}D?7bZQD1VPY3TaMKUMhCdC`ElUCJ#Aqx7<#Jn z3q>atg8f0>!lQOw_wUU36>)e%X4?ESc5Lk>$BAU(Vj-5&-e9`UA$K6flA;}oz27!M(40M- z#p1A8EEDyBDw==!oH^%%%$2<*d8Z#=s#tKqz?^9rX?3pLwe)~v)y1SX@<{P_^X!it zQZC!r-7z%O=N|0tEh;z@tUrb#eGMqk9&UF z({BIk(7T&gx*siiG(F|G_8;{yhLCI#i!{VyriizP7GQ6?rYKf2@62yBUfS z{?l*X9ZbOfW2^3LYiO!F=^gs)?Y4EhyRI(6zGKe5I`U-AvGpgRcVGS}^=jRf?Jn1a zYi%7(0}9x((!hVY0#fq?-E#-V>Wb~c)5tw7lNP*6d+5Hx_jLWGGvU%0H`E>Oz z+Q=Xo=}D$A2?)HbNWo!mxlbU&W<=&C!M$WwBd`n+cbSnwy92iHK^E4kv?>hE4s(?_ zlAZ*cf{cfBS~rYSfG0CjCW?Mitqz4kst}>#gQaSX(P&g-xEjY%fIx*RpGbvKpRih@ zh;dk1fevzhk>h=^#7VjN3ek)pzza+hXfPdt>M2H#YTZU0HEQ%UiW3GrmC;~Y4QLNZ^%#}SCy11fW+f_MQE`BW zaJwnD(aoR++CZaP#-Kxu1O>UaFK;`+cRdLlT_Ka@foWuEM4) zj&e%$fB-YHiSt#2ryTj5m(3F?NllI3s3)*g0@rDABd$xG0&Qc10_a4EQ-i4pt?ZGO zg#^U_VJWFk0fB4>wUCw|ONo3ipXbZXh?Ej6MNYcyU^_9CNLeY71*8~GkQ$7{hDGN@I@phfCbKlbnI!3P{w1gYg8a$u@7}kIqG@u`F+U?QdxIu5E zVpUDD3%o}RQ9(AV6zB-F0_`bl1wSS))H+$SNpz@;l~w@=hH5Z$N-*8HVCwOL)zXIvWB$h1;>Vlq`u(I~*TH0`YeL!v*YNPr;KYU!F2KAlks zj0(|a&sKby6c@h|P1C%*3YhlTtXcUveb+C3lvD>lFwgN8GZKB@aCrZ#iB}IW*X!R{ z_Mj!uUsUs(j>KExlF_ckb3Z@!&CIQfvqChYCLhb!Feakp>> zX%I1@!73A-Of&_mRNAHuwzfKHV-y`>)I{+*# zf~e0gxcLfziZwoff)MXUkkA#6BY(kZ^wE*w#O2Ws!gnhNt}HutYFF0d?;pAF(v5|o zPhUSc@_Ajyw#~m?n(@Lfj~6+uZ}pnDk~Ff)6iN6p zDe28U`L8to`lYRk>z{aY2cE9LcDzU2W#&|;Y&$h1CP)xpmRA=?lg5@DDdr{f6^mO5`6R`fAkN(cXm!Rw*B0B>h{u%t%q**FUdUd*PNQ7;lQR{*&2a7nfBzFeaw~a zZ+9QIU+w!~O|olQ$+FC}Huar`?&kHy#=4v9#ge{#DXKkfX$zj%(X*h4-uq_W&QPQN z-Hr6E_>$(r-WOYrKELzm{c|rbI^X}@kJkUpuxshJ4$ql~C4TJ4ovUp>a`)gm>!rH( z9h=TSeBo2)*}_Ls&qV(sj2^2S%KGQE&ceNI4|X@q+dte>nfYw}Nk#bG<-Nm)Z>rZI z5tXmwy^+h05dXH-9`D@RTz|mRcjNuej8{(HT0nfko&D*+^L1~pJb--g<3H$b)n9+H zwDdxM=h5a%v8eg`9p3saX4H9b;Gtshe*eI|PgI@%sY5P@{k?y7ZYN;fg?LzB>+E?n zD|i$PC%Awjs?idApGGQA;(MKzl!C+7kR4D|1nUXXZ3`&AhQWOpmc%a5BG9la> zNR=o?IV>Q+`gxzo3tm*>WL!d(Xu>c!kB-OZ@!9PY^xnXj3Q!Mai18^&1)=nKlv6zd zVoo(A84KuZJpu*rm@1thAXNETkW&r3V(L^1j-BxLRrxFAbU0QCDu4$<18`Mx+LEhm zcE^N=BtaSP@yT9L>}g1mcTb8nEjDRJPG@Q$(0zh;8hSi;84OW&J8cozDk(gh#e_-g z)11Ka94+4(IN)N`8UqeA1_Q3vkqpi-EWouow}#PZIgZpArcl|u0g>^tK%#==3Lf&P zSc=h68Vct~R*kC(oeO7Jy&E!;980)Jl^*D(P^|Iuuqv5~sZmK(9HeqFgkB9;7p_+6 zI9$zXNnFnX6|SN*F5n_HjGocRR2)m^3Vsg*x0ClUWkBikmdO*6;B>abX2K{1F==sB zFrphen6NzFTNRp|DBwL{t;k4fl3IgSMd)-S1#_nKqYKG=MZh0`l_+tNghHj3-KA}z zVKPuyMygXtAlqRswAl|BQScWCLWK#FC{W3BV%iRm6UT^*g%JTHB`6h55;UPIAP8Ee zp-B=a)HE>#FL1oO=6|83!-E<}x7^AH;QBSPY4k*`1(l;uqmLE5e3VdBJ`^;=j;0V` zssSg*3Ask6*bR)g48ZO&R<7fA{_9GCVhIXx1g_T-I#>!C2G_gX1Wv&cp)`bxV_fWX z_JH6PgNz?!mq8t&RBmV+kvzo-v-WQTY{3 zj51(KlYxGtHrTviFH}x6!!gaIw(|}C#`fYHTme$gE;1v1XXToeYeovp2s~R|vvSQy zff<2ktLy(JSKQ?16!5~gpdkEMiivNy13$D>j=X{#INn@RTDtmp#4>{Xq_m}_CGp}& z_;jSy9~0SVY;A3g><=eCG={J3^hd&xNCe_rn;YxlFwbW#2_T3fRl1@=9a+`T7%STB zIkBI`#mq@fP&Rg$p=pcFl3idubMKEk;_A_axsKl-8H#lMuAtGLv2otM`zteD$=xdg zy;OeD6J4>S1;jr`o~+a+SPL6tqXug}dvJC|jIjASIrPjT_edwvs(9xyyeq|7|EJ;R z=;zjCA9DU`s0-cmgT>s5sPwLyi>26)8h&#lC6rqi|KW$X_ut(XhznCbZRy3-!Tmjp RK8N8Tww%?LLn})g{tMzkGIam| literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000091.png b/demos/second/part18_3d/auto/modified/image00000091.png new file mode 100644 index 0000000000000000000000000000000000000000..3725c2166fd63d73e86b4851fef016ce48b6dd1c GIT binary patch literal 4592 zcmeHKeNYtV8DEKrTq5-YO(qg&U9^@ad$)JH_p!?zhzG(MPfs}c5Yn(;cWmH3yj!?~ zj0h5}9~G*tiLqe7h-R#$qlx3hkVFF%ZH&@EGo2Vy5~{X^fYvC)sMmMz0AZ4u4Ac4_ zH?#ZhzVGw=p6B^JA9K6avMP0k>}eSUK{HHg$?0IVfD4=c7`PvepV1DMjxuYum`?j( zx5s4@ig;Kob@MRq7i8^~~b^Qc&Bks4amCX)EZ$3D3=#A4Yhf}{} z4&+YneF2NyxZ$bx)Gy+ZpWVTZVa(oTvMQ?MW9DRDYWDmu8*eQ=#Kz9Q^{0%NuN@n@ zbEhwWt?6m|=eg(JnbQC3%EBk>c5YAn_Ep2d(_2yMX7#d)r>e`~X>bHA(7bJZ6WlCx0pm$?UlG>#_wPbe3>-6Vs z^V^P^FL$@Bj$sz(EKXRmkNDT7w%WWbeR)rwnA83GLi~68mPF0k-X4`n?b*F@hkvu~ z$V=4K$8&1ep3kj2zGBDm{Px20tHH+pQof?TmU$iU_*X)1y-v_eOy2|%& z-+1o!^Z!Ucvvyi+N7&&``2F%5i9=VK*Y4T(pIw_G8wT6gC;YtPl)Upu{Q1G7J;Z7# zfV-Pc+`lvp``%RcL34F&MWdtp>yyoKFQ2*^h27=O9PC?BzIRz8)bhq(wO1>?%FWOJ zw72f=b(kJ@eG+W4vFvHsgrvVvw|04tzI0KTUHe+VDkuMO^$~=5V*(xhr zR>+bZl9(XV`zZk6;6)ntJBplM%5Ok|xD`FwI8E_ZqC3MEOB3QVO?sZbz+dP|)m?MI#7 zSP3G8k<5EpkKh&smlKvSX~tD78W04W!z2DV+-CDAywf|(0^md8r`-yr98)+Pim@7A zF{K263_J9r8eS{tR7E=PbrpM9KBa_rim_uMICfOuUF<0ehQqN6zKC}KQ7^En9A`4s zWVVcINEFxwhdZbR$Q~yt3bu!2jq^=935GM)5uiSbJ5G8e_MkA3GMlMn7h5d3XG%68 zl6{JEu>wa0AC)wNb6So>2^?cl0wWldQ8PG-lPZR!HEOLEBgR0PoL-T3vb+QZz~utK z(eWBwYa>{cw6Qvrpuvq~F#;uZ7|W5o%0}Y&7>Ly#0aPVjG}bE#iUUwQry&Uq&7!!C zAy9(gF;vInG^*ujt=a}WWK_B!6vtA_T^h^}YH(>uQl-`?LxzHQnY_mfDpA5zVsbo0h?Euz z1Oterr8)%wL0AwAW%Tg0=<--yt|9{>LBNvc=&>2J6Gw}5GA;4|6jR}p5~DDU6;o0w zC8Z=$jG(YF@-9xWmHw2p)I6|0l=3ve3+$H$w?ZA2!LJX!giWOYC42bA$UDIwJsuWbxfF;tMmg9vWd8~9z@i!%wfXxWeWKM~= zE}IrUcg{04Z~hrqw zW@F}WZtNaVy{bBKFYl&Iz2R^{wXb1U+?iXSEnT?#k6{OkXZ&hsPX65kl^<1RcA)mk W*vgw*ze9jWkSS$V^4rVuH~kmnhI(uO literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000092.png b/demos/second/part18_3d/auto/modified/image00000092.png new file mode 100644 index 0000000000000000000000000000000000000000..f868dd7a4b3dfecfaa4ae1c3e97c8702ad9dc0fb GIT binary patch literal 4601 zcmeHKeN+_J6(2xANg>9r&4)_H!Gzdmc4ud1XLrY42-!v0gvAw6L}}f(JF_s#ey}^R z3pR*ElSmY*sj21wq77-|5nI}DY$Zl4Akz9ls`R8bq$Fz628?N{ht_DeZ+7`?b50MZ z^*`pE**A0F@BZGszkA<1J3B1d8S!zC#32Y0Z^|_0z|jJ4Vs;e#ZCw`M4TsYexogE7 z;72`Pw?ioAQL)^^qkKScAV}b{)3QDxYVqtlpUCu)k;gp?NA})~(O0f){o{Z*?*Yfz z*&Tl?Kk)g+rX^_kySC;gL)Om2$u&`JJ==b7&q(MUT5!KE+Ix6@TG5V?S5~AxU$Xkb z7u}i1=Ki7GI`6C7L`~hVN{x-ffCF9hHd##R&h6deuWNsv7M5?=28FLZhdCwQwzH{tZM%D{Mh?yG~7=ch7aW|+%&(&viMS53%jr2cC`7C zJ+cQgPPGjV_SpJQb?4{B=B3TOgOrq(FTRbD9&^9T1Yre0}GPI%zu?u0e$zP(wy0xxKe zY-F$9mtVK~{QCN~XLhxH*1O@MvqRtcUBOSZwM)L$I%^IlyJT4&%^Z5`)7RH#UaUOy z@|Lr=p1qoLW_3(bPvqe~w7v54)PD@Ltlro7#h&UpO(WeUDUVlm$oq~gJ3rETg2Yjp1i1Uwir>^7esu)z_*%TyM3W z8)|8*yBLcazT51odftHMygqzOe&e&D;p=~0_?E0<}B9k zcFFBt37otL(15ep5at=1fxO|iXzUi?dQS`71h2QU&`zg8GTc}WKwOR#1Do7HC2;5ih5Ywuhv8n9AhxiNIy&B`Ro< z3y_B*36dlk9w#|YiPKu84F@U);6SY=)X?tWm6}NuE4%{iN>DsGDv64NR7xemKraHP zfP=zmilA|=8c;ZA<7thCqZk#X3Q=)(cDdW@1hAZf6BP0akE<{=Aqmc=SxkD2loJyc zOEC}~&_R!739iz>#6+&(Qr%b^I*Dnv5!aHgeUlM)`zZMIjt%RbXO~C?tI0YXl zKUgj&J&3~7Zv5h~Qusc3%@FI52whARo2pmGVQ7Q@o&QNa}VK1H5q z)WD|Ua23a>VYfSYT%*8=^Mrlr8Nz%$+T zf0HY2;){`Y!9RL__&wMk|JF(PElF9ja?{~>CDCflJ`ptDMSg6pudkO~xZBqmw0fh0 z8+8p04Z)^9*)3h)z%FmFFBl9$d_&y}RdAT&$;|g5h&)NUBLdB-WzZNan#}33pTxyP z%bxtj-%lQgrXQG$X}Os_*DnplRiWRAwmvLu4kjN}bE^tsfCPqSt{xlCrEsXZ{#bqL^yY_xS#u8VZY*e*UH@?J&4^Owou3u;MmAR09*OB}|E=}?l@V_&`yjUS f{P&u!cIG23e|dDEHK`JYh9IW&Y~#_Vt=0bmn^bv- literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000093.png b/demos/second/part18_3d/auto/modified/image00000093.png new file mode 100644 index 0000000000000000000000000000000000000000..2bf964d498d424afb7c77ad3c0ab70cc2e396240 GIT binary patch literal 4595 zcmeHKeNYo;8ecz<5>KYIsQplHU8>e=H`(26LUv6+Oh94@Mu_sESF_pOge~NQWFY}g zKu>Lp3a8!&_JC6>=-o&w*Lv-=wud68-dW6zVmo@awAO1asI6CzT93=UoA5d9%nftr zf9%ZW-F@EQ^LwA?_dM@A*%!^3%V)?QlR*$P!$VF;JS>)Zc$g0eb_fbwa++7gcEAq|d=|fC^5lF?t<(AY$NRp~H$QW^Zvk@5 z(FDDI?p}3H^nyuew#|AfYOc*@(XDDYl(6vUanauNXFm$`WWxu`<2L^?P<8vd1AFz0 zymueDKI=sJ?2HrZf0*`FTz~E9-MZ~hZ?A9p*@?YfZAa?m@5f!->i=9D>}cD$*v z)fMLbq@v=VRrQC8ZC{^$`n5?npWj$GTZ_!D`W&suJYFDvGX3rw2Os`2s%%;Qvcp$; z{{cahHVb;a*{IhKWd!nQ*sxQV-m!E}=lbmCAI*%OUZdd-HTLb#no~Hl#ytOmtd*`` z_idEvv0d@Ammfdc({sw!eY`U-CpstP!GA%;CB<3d&WA$3iqAh;?)h7tzkiTkPBu7pBLPxBiC-P5pp#`1Ssx71bdbM}1lR_o%5_G_`&x7_KLz7>@(E!zhj`^{ey zuT_7%)@psPxAkb<`Dj@G<7QX&PxWxtfxbKPTQ__AZhWL{{dXnQ9rSj6ko5uvL9uHE z&|$fz44QR20%nAe!L&QQIl4~-C+r2p9)lDG`-oU$Vv}aV>5L8pxDWG=K@a5~1_PAIL>t^} zi4>mEphKkfY0k|G936gC5v)o{*)ddulMG6#c{R#VgdHVt+)m&c8*isHqo|B7pUAja zUZMizaslw*i8d9dRB0nz zk_^vCWuZYbKv+iVQ$P^5gIs96muEz`*Wz{;=@2O-Sn?d6Hi7NLF(PANL>`c0gp$TF z8dF;^oF>472E|Ak8-;gsg1zj&p{30OYa=C37kps-val(#qq6zp$Xn#KNCp~D2GuR zil^)pK}AFwX7{=6qMz~dDGs0`&)PmxiP8Z}ATP{Ph&C`qssO0irbiYs~6#xgbz)9_=1{-07D?g?saiduzqEDjY_ ztN2dYBY;uoD3B&%1Lre1?iIu5{h(%`B=_?gY`6Ql1Po6sGA?~5;EQ~Y~+iPcY!~8e(*hb<2cs~z9p6B3`;5)ug{e=U-RAV%xSkh13xX>%BhJUb>d345x(4yMK*&Q=mUfxw&8K1Uc zyQ?cNS!Vli%4Uc%l&y49`Hw!iF>vWJynBUp&#Ji@uU)MB_)Q|%?ntTJ^Ze4c3{jt+ zt0|ayq^Y}|GME2(zItj)-hr6&U;Wy8&%JQdAL3tq^Jc{dmv6(*E^O>yeWXF?(dMQ% d_XqP^=59gf>bG26-vpw9jH#K1SC&~f{RiHedXoSE literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000094.png b/demos/second/part18_3d/auto/modified/image00000094.png new file mode 100644 index 0000000000000000000000000000000000000000..82c82d31118ca5732796ff0becae82ffc3e3fa56 GIT binary patch literal 4602 zcmeHLe^3)w9^XO*gp(>#bv){^0VS4b4B?m3mY3a4Tp`)GSxDeK zR8G!TYZ=;c#2%$;#q0G-dvxS(PHja6m7cXYNas$)<4U#DLq(lB^gM0uZTLOcnH%QL z|H#bd?S9|q`+48*=lgwcvU$b2dgYAh`Oyf1%rIxB+u&%07akQ3znhoOXotg@3VXg} z1Af#i3QoR+L#1*rhjIbli6DW?ZtMEk@P$zizm7MCg&p-K4DR_h!dSVs`L8`v+{&W! zQLT5&-@dbP|01;fqN8!YDeKkuB6o(j_|m?)T5G!ZFgLOxto*l&*LKDYxQvf}bSB66 z>D$5tLw}uCvPlAkSDhD zCX>}{GL2*e^QiwttugcTa|!J)Wj8+ibY#p^o@DCsd)`B;?XGfAf zR9DCLy3d++Zp-_Yc`{7#a>se~jYZ3wF1$)B<}1!aJlWr zZOxV|y~o!iI2IQyPF~VLepA&}Q<#@j*;gnP^zK`zd81)T?5thwvAJ~Jo~+%0U+Lf9 zNMDaBsL8pozP@GE?v~pfFU>pO|IJdyqB+e^PFKWVvaXm$9X#@nL;0Cql?Qii zIe-88uWaXXA`;Jrz1N8ztGtu)T~AX^UBkWCtETTCY~PgpldY}F&i9vJ7;Nq%*C0WS zxABjUx+Cy^nJYeSs;=33z}@@h(WYfTZ@nIiKVZ)tzPYOM&9no^@wYGPu5bPO`l6!G z`kPv6x*}223yq$wzcit?LpSd$2X6P@y!AIt)AyA~cc*yaFSeI)1c_bG!w$>0WYLV^ zRsvRVaLRz&3tJCCl2QU*z!Y;5>fl_w$EX-Mc0z&jtWlAtwcr-7iQB+uR)}17#cDfK zQOp=vMM`pXQhwIMO*EBl2E}7d)uU2^>PHWK<~NJUSAe+iS6m(tCWvDnLC{0pL{;N?hf3tHyiy zq>M61G91tkdid;cqpED2Pbd``E~AX|NQvVqSZ37UTPl`>(qS1DSHig=)CX53CM>zq zY_X1d$P&1Cw>RVk#h!qac;}c{6JnERLg|bT1iFv%PC$?39s)y@#X_eGOsO26Io+s` z*QZ&5;aNI#YhXEw(CBcCART&))Bp-|I7kL_P%NwA)J`>SAjVOdJw6F|7*3{w$A+cMK#i_g=S7<^OoKCfxjS96AAG26X zfaHV@Mnx9yDGiKG*m*aXEdg0gf-+EA%Alnv9Zu@?`Y}*0C;DI~%A5qQ)R3VWxhynH z1_}%0K7|A!JIsYPi5!pw(JlxjMui*_DtnGjTi|wLfdtZl#6ePAt)U5=#wj~a(1d|j zYcZUp@o{*8<(=jK4J~gTG-;^hnY<6KUmh|I?Wk;S)6mnSqwGU~apx$M zX2=H5XL#JJM$h|U&E%8yF@A>I?J=$Zsizj1l)h7PP02MW1ttZa>aHodCZ)inz*F7z zf0HYE?2VE0z#n>k_&z9rZHM5yq{f=b_Rn%h==cm$KWvCn_1vP5M`o#JrQV3DTBsH$!y7p{5m>f z+U)u2sN-KjQ>{5Y)t-6w)}AZTt!UJ9JF@NtPXt=2C1bQ%Bv literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000095.png b/demos/second/part18_3d/auto/modified/image00000095.png new file mode 100644 index 0000000000000000000000000000000000000000..9e906ef06b4a83951cc745a69f01d1814dfe1fac GIT binary patch literal 4627 zcmeHLeNYo;8eh?XQh{rw6&1NP=&9{(viaD2tO*nolvo34jC@q?LWb7f5Q+-L+rVk{YEI~;BB!lzG#->u7HI^pnfg(Fw6 z13&8JITu^ZphCHqL74#SLXbe8+jcqT6h8f4;r5+XQ&JPU$}RnkgR|$^7rmJE%^cm( z%=QQ6KfOJ-aUt6F=ceYyG{>7qBr)?h@yqKByG-xj%Z^Hsy#LpXrk+*DQir}Q9LPDm zWc}-Xb5HWK9Vb6BzJ4`1Y5p$Bx&$^s(e|5@jo;_ye$YEK{q#=1Iu-vS*K+;dj-qq< z``z5>yK%E_)+bcgbHTefe``8PE!Lb|Q{jPhR#m%e&%a40F|!z=0K*~7kt$=ctot`2O~ z9oR@-dm^u9?b&tphgMY|`nr34!kMAxPUpX;-?{La)@d`O@fU0>B$}oVzIrD&<9ub) zj+f8edEs;WCu<{zb-dg#W@f2dj>R3g1S{Mk$PZ8(C&u47?`;{>Daz7DX%1nidy15dk1yLrV31$;6}Hwc24l*|2ozs#?aaeSd%q1Wr>xKgfEVi1A($~^)I zU>;wxND<~RGd_xEy#mX5P>~Zjxl+L>mBMxOVSH|{)jCS=@r|ee^^gaESFVuZa<^MP z*1{*GmqC(|fPU1%=YShkZfAU4DNix!WsFBi9!o(}qxRlXzBrT)P05*J#tor9=v6V! zNi#>4is4zz zMycqZq&bSE$EwAh@7`QM#J-lm;F_9ju#KBLGoNg+{L-GS`?&G0_hi6W;0m#M-l zVp&L-3=|fKeF_Oe7BCmm#4|wPcn8N78>M0ZsAxI5Y=zs21_Cexfq|sBQbj6o64y9z z1*uSzgcifqBt8bu(X6ZdzoEs=gBrpm&tQGfe|cysyrb4ICE=&=V=)`rN+=rI6eOU+ zDfmDcLx1s4-$)) zIZhWRUwNq)|{IryoX+HO}=;@MvYj~GtCE= H7i{?tl8k{< literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000096.png b/demos/second/part18_3d/auto/modified/image00000096.png new file mode 100644 index 0000000000000000000000000000000000000000..db6441211031844146f6a329cdf663c84dc99552 GIT binary patch literal 4587 zcmeHKYj6|S72e<&8+$OsF{DE&S%i6()$VFnk6k1?Mv}3>0!0Xnja$4g*&ACAR%=T( zsWArf;N^zq;iR^CG&CeZnYt?mmgz3qBmoiLa#=Iv@?S1LiSX1qjfB538oW7{! zSaREq>Rs2b?9PO%-?T2t*|>j>Hgz6-rfZWX1V78)38xto|L9z{*RkZ#uG_bW>u(pn zh~`$NGKW*=eY58A+#8Sd?l@9!+D2|`EY4#hPtTuU^h$Sf_lBS=J97D}yw1M2%Reoi z{N>jzS0A568}KQ_R(;z&%->y)ORdj-ese$1U8LSZzCG76t1Gqo`=Z=C=kQM;=%G!b z+3c{H%>x;MJeq#>f+_FgC#H6+S-x-Hq@>g>27Z5Y&tB)$@=049(?3fI(~ZS<6YW!W zW<0j&!-HL2o$TokI|>Vu3UVg)L2E15I^`GAqpxHXwb%H+Y6$jD3tofvJjuLv`q3ov ztnSp&O^wIHTQ(Hj;vOEOdhX~k&Be^Qo8LL#JuU06Ut6nJ_6FAP$kF=nw%O^OuQF%a zf7;$^|FY}QvZ?IM!kJmKTgc1x?G42R#@h46a$(o2(}~}-%uah`Ye(8jy78s_?V)E3 z2cDuYq!u=;II+6v;NtBEzdO3-C&#*f{z>s0)Q-%_tq+e=WqjtyP1NoE)0Nj(<(;bC zyLJ7s+e^N69$7JVM(3EfBJlgQ*R%h9HoT&-<>t=%al3mv)@IGBYg0!KEI85IdY)Vc zMG61DzuY@L7WNI;p=<_s!~( zlH=XsgAJ#WVDm5bdFwWsVdv{Tx7F9a>+ZRFjtGBW3!RQgC;s7l4uhby)gtJyRrY+E z^Lf+^?_&jZ$m0jC2SLW{ke}ho1sP_AQqgNtU3>on6)f^5Re{!y+5KjrOw6m1gyl6$ zU0h8$NAarctQ2F21_T~KX5f&g!W*DNCRL1=2G5EaRlzZcTy9dWvO8e2PZD5KO{y`( z8WO8Cs;m^)DDiIEY02%U05g-SOqTsLiUxy0b&yc|q*4^8CzQa&*Qh-2kE_meieWoXo&HnxEez}9(1Tj zK(<6K!E!o?=bX0?lCYx+3mE&$5krf*(@fN zvOmrHIFYAgj~vIl^?HL25!?m?Lh2|MVHpjNXgG#rwR#@c>G>g4Hg7;?yqus=0dlnn zcyuhO)8ZV3==B(dkc5Fl3>?EC4C~flZd^+V7&(MunIwX)WGaS6rBLyJieq?A=Vmd4 z(DMXB;v|W%dPa-ra2C_*-ELOPU@3M{o#98hC`I1Ou4z8a>aF0;BseQylCG-S8BRsB$e16xE3SPub&uA@?Yd zCT;`wGq~>2!TY{nGf8R_fAoUjeX!_c(GKt~NjUOdRxqBQR#LL`aMW@S`dvv=Q&YyL_aYxhOQeM8 zQ^w}z=IHK7#%*Kd>~<*{iAJLU-`wy_9T>*>^9lnHq@JOC9}4Zut^&p+*=DyUT}m07 zI3aV=w7zs;s<&BkTzQ>WUp|@A1}9t16YoaRUvgU~z5C`y`~Gz;HIam(!nqqZ!+%e_ z()Cej1$A?B`seeLryCPG+f(0NeBjr1OA4~Mbi(0<7k}%Ya3dp}Z(jdc^G8$W*-I~9 z88`ETN3;F~_pJ>5ETgcjZ`%_`vb|g8^t^HW>4lYTe?EG3$)$<)&wl}JcV#ZP6JECy PL<8BZOD*p#EUEu5+Lm*2 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000097.png b/demos/second/part18_3d/auto/modified/image00000097.png new file mode 100644 index 0000000000000000000000000000000000000000..dfcab90a6a0f59910d8dbbb0ae12d022bd36cd63 GIT binary patch literal 4563 zcmeHKeNYtV9o``Fm67p-n2d3pb;TlS_ICGn_deD;5bsbfdUzfvAf~y!{eV^OgS&-0 za6~jF@uSLUCM~gmqG&r#utO*0OKl{I#Hk{Q+Bh*Lq=d8;jGbCTnrN@@?g7FyGaY7< z{Kd`ezPs=H{GRvsd*0`L=XR$fclorWIY|%%O|#`#ouGAq3s0B=?rn>wb%N%6b$+4j zWJ9n&;1i`X0hX)$0xX0j5rV=WdmO8i&%y~0hEf*C#H=&y^?3g9HuueHjG064f?Lji_wwb;DeoQ- z`rWC;2?NhMlDAYn(Yc&rmah03{}4yy`7dSNZ98=Q>5pdoIXSfBAoX5bbN9asK5C+| zH%_0vp1J*c`mDlKx3Bhmv(=L@d+TxY>%U6NOFQzxPV|efCiXpTF6E7lIzy zE?F!No5eCx5vZeK^FDLV*(Gy3pUXS?)MN3F?lSPdYaBf6oV)R{U5@!zlUkYj_1{jl z&)J{y`0|eS-rg?vwT{lBg7|{0>Gz@XigKsCZ)W7zDeKNv`#-4*4b2PPftpvd2d>SE zr*7)5T-aWJsdd-Zf`4(bG02V!7qwreroV8aZ(v@=A3x2mT00cnvNwzN5ogk7cD>4e zeD29}ZT1_zr&i5%FDzP^k=8{0ecQRZ^#!JyzV&iZ@2m64mz&a(XYB4wUdzeh4@H?%*qr~Ru7&pmN*;OBo@|6AkU)Y)yZiAc&-$Fixq!>`|JDa^T2 zb9ncbi}zN1;e3Bh+=8x{<2~@nntx<|bF+0#ebYbpZ%aHh)LEYKv)VJ7p4S$454H7C ztDp$!KlbR zF4v`j*7mw9@v!CDqu$!*EwHm?@Sf(*R|A8$KOp+xeUkvk{fMPP|HBL%b_xBD$ZsgzS45b~;X z^SSDcoRLQ|Gm=bU1`v1znT5liGH;Lxn-P_l0nbV|hQKOB-e^V&?GD)D3kWc!p)@#} z9hNG!NJbKD3h*N1v@RQ_0B>fbRF?e=hJ`{QO^DR^0wow>G#W8ni)pneK%l`Yugr!~ zZ*YM^5#_K7K`tQqWy$A-6;9UetB}nI0>T8lgx~B6<936cBqHQkKMrVvWm98Bxm_n+OOW&Pt0f7P=Jhy93na~I=`mC`Z%}5voS;wva*YId zv<8FTtrZB=Kp2cDWiX1UffV&9f$PAtK_s-Cdkn>@fCOC0mW|Cyq2d7*tz)%>C>l^b ztrJm-p!BGl6AUQFkw!vK@CF>mRVtoimiYo67A&XaVM_$e?=4XW6v3G+hs}&=HBqSA z<0xZg5d@f#m6Eq2{1BQid4xQfRn#POMjfp)l6subfgAM@v{ncNffE%@0@sky5oK8z zPz(^3ReTBv)Cf=uV+jbX>QCs?gbeyd+lrKeV!WU=zTDCC`z9VE!t#E4ridg!1TH^tDV3d$+~!GOC^oKyuP8JZdv4EqU6 zWO27%NAoCY0EJN`OQCKpEusRclK%lyX&143}ualw)yZQBBzYEPE6% z<{SmmMEk(`432wj^t>O|3@piy`5U&|k2wVlPfju+eJACblxso?Ob9&bu1UEjq`-v0 zlkWP#n{O8^E_D=~$Vc4cfkWE?4g9i1h(<#MRKykaGD!&)JA8 zFeS3V)Y#YZNS)g2xgpX!cg3fr^X3viQ zYf{|Q=}EEsBNouL!Dh|M&*{2-wIit(o}RrrG49juNaV(xr(>t(mp;`MDme1DqPOta zHyp*U%x(X&!JIJt{_NODzciwqB_U`UWiN`j54F^9-p0O!)bM0l<^I%rUmYr)ovDCHgzx<+P<^TWy literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000098.png b/demos/second/part18_3d/auto/modified/image00000098.png new file mode 100644 index 0000000000000000000000000000000000000000..42f1aee3bdbe5d76389c95120351900081381dd3 GIT binary patch literal 4556 zcmeHKeNYtV8DESD62V5XQZ!^ev}!YZx4XCZv70*(50o<;oaf1hlFHuh-nrqv*j>1T zP6#o^Nij$RPizPr!+JiqsOe$VfH=k}M@{Pl?msR;=Q8HTGi3 zMh9TO;B)eB4wkC@9LxoICjH+j98m@7g=svh4dlicNg{Ibm(Hp~-akeqmfj?BPG;wud$x%N+jFHCXh) zs%@`aNj)Vjwx2p-eC3Puw8xubx2EtZ*wJ5|YWuFZ`2GIj_;Y&#L?(Kp*nIu|?(&PJ zZ+m>_?#^F$t0kqOxp&E6MaqZsPo^CG+*Dp&ct$TaoiyL10%o%Jsieap#-d`~P^eIQLR* z`|jt@-+B6PwlkaOr1#BwI|P4R`*r3&2Rb+JKk&`o9dp}8dMh%1TGy=%z4O$Ck**=4 z01B)99UnaCpM!p9t~uWMQe)jg&)^pyb*}zJ_q8PS9((4{%?-70tUU-F`}Oa2*XsVd zwXE#3;m#wCm*Qa4GacT#7frD3&6{_Wx4#;`dFwCg&hKlX{*Z9tbKA=(1SM_dfx?O{ zc@*RGC~4N`;FLj+A4m^^44FYc&6INz?BHCy*QmJt@d*XYvqnXc#)4Y>CT=^QTO)9r zYVz$&O*uodip-1zLy!Uh9!{d+pvUbMsi092!KJ{nY*s1Yh>KKiR1{mRu*oNIFrg%r zD3TN8t8hg|0&EaiCuPfCHwppXjEe1&zDsFgm!rNT&(RH3*E#}VLxh}B++ z4kBJLU51EaWOE`T@P3K+d0`oocK9kKqe21Z;j#QYev4%s-Ybr>0QgV^X}=0nqAHI^ zH910*a;gBxXhJ_2A=<%4RoOVvS1B-DP8H{s(kDZ(%y_)NQgBDgVHp+Y<~+bv1gm0G zmRxVPSjQt|3S7L$ABh5FPw|v^=LA_(a+7Bwt8G|7OQ&WY$9dJ@4%C$2?xgdXGQNl<35DA8Vqlc4~( zk_R}rnpTr)4o5JCMG=BSafH<27{a1zhmIy3PA%!21W_RHK$Wz6a#k`F3!oT`WOO8f zAvlf^2*Em0geJfZB~aF(Mo~tq(M6zGhFa$nJTz!0@1b3s%I|eWCS<~?EUVe5z?JBP z#p&!EwhPfNv%dpVmdv6>QNmw;Z(>8B2c1?iJ?k05t)(O zLV;ocv9zpH01&Z*S}2pi(UMQF`+RPrLQV;mBgdyLU^}t2L}$|y2S8C=O<^d7YV9aS zVK}AHfr2S?lE07Toz?%%Ti!gdA=>g>UIgn`M@-QjwTY{UzC~Z%d}J%ZaAZ?ZG!rdB zq^meKk|)55PBGhQuZshx$EaM#?EDW%fprk9M(rRF)}iGP!lBh64$O%m7)qjA)~R)9 zn5Y!S(M6wA3eW#z0|JKG`bzqq5&n*!lNSQ8QF~N?^DqxJ0%$A(E z>j`sW=TSX|y@!E`F=uDlbNg;xembEWo|m(6Zu}p^^;ch5o6);qQP-V;rYv#Sp`A(f zdH>2U=xn|bZ#@wgA9`%zn&Y$mOWg&~P+R!tf!Vi)=kGWVJ+VgFFGBmuQ=4K>jvRVX jaK)~AFXnFDjlO3>pQiQY$Lw1SmV?YW`PuKTE!**L{!n92 literal 0 HcmV?d00001 diff --git a/demos/second/part18_3d/auto/modified/image00000099.png b/demos/second/part18_3d/auto/modified/image00000099.png new file mode 100644 index 0000000000000000000000000000000000000000..794e43ee14299b90c056c46ff02cb1e93ef5c7fa GIT binary patch literal 4546 zcmeHKeNYtV8DBsJv694+R0Flkp%Scnx1V==D+iK0kV`x~&r?M0czgQ+tK98*w{UkP zA~lIoQ$tMZR2?vC)U-7iaY9Y}NU?#UQ#98xOp{bo8e*M96P-*QGbVa{cMlLIndvaC z|8X;W@9y*dp5OaCzvp@1+1>0cpFcVM(R2ucCfmzwE-*U5g{Gx||F*f4yTI`0diOHL z#fITPP!^>c0al^`0Tv>X2tkpLea;mbDLHB1UCFd0C(q9AUN`epanmaIA3nOIOquWL zN$a>9{n?E#_RN6aS>5J}<;*HQm(sP_Nbmj8^fNiphC?Z@CP#mlw6JyEO0Jm)1YUB&~{`SzfYn*I^?B zB|R%ytxmhuI+zj2qj}vnOWAw#vb$C-J}~>?)Ja=t{r%E&iT@^Zd1rm#VpI6m^ze0P?;>_r z?~hZ-OU4UlpWSh;b;~a+{>_a`)@?f5ga2zr{&R=>uTC#~_mh(7(p#bRFBVfW){!@* zdnfyGXI5vMd*>M}oYmX0^>d+Uq+ z%gQb^?0aE-&&?-4bDdc-A-6mE_c8cH!;PYEF10S%vHRIB@Jv?*#N)d;O`_=b9S#`uaXS-kSeZ$K?$4Hh<>ewI>>OJ-!z@`RZRy zmmB}N!s9u2wY9zJLMm+i#Q}fgGgjEO|JqIc^{=j8`|=+|>)i&ZHx@kqp=%QgK^ZF~ z&|%9Q3m8uJ=~-U(3i^mI09p@%3W_2DmRlnzuve&({1)By6Mxjf5^vE}P!7})unN^u zS$$AgTwm_y>ep~)URP9@UJzjbflp9aIO41EhnR>(r|~l2UNswZum(}qSai!APS`33 z1(?*6dK4*%NOicbFdZ%k@*?B1l@3sVCyTCHQ38y?5Dtg+VL~qls|=XgY&M{{0ml)5 zKtfT!!bT8(C|9LOaM*+p7nA~uB>Q2Nll98Aibbab^YCDNzJS9qMDGs`r~vdZMA(1< z)1wBT&oJC0q?FVFl7WDJ&?Dpq8`a3^AgF;5D;2ZsPD^6bpkA=t{O`cvLDC52!>M zc!(^HupBKSq>(ToH0>o3loDA2<54rg2^tm8F{N_Q$AWT7KDJ6Q1pHOngeo{w?6g~S zxE{S{an`Vk2plZB1(Lrua&N*d`Gmy^tE!0^%|^;-#!;FgXp%^zt??}tf+5g}Dkp~O z2~u-c%ff(UfUvCEr+`4SgIpMEP+%1~=$7Rgi%zA0RnMVm2iQ(LtFSg!5dbNQ6AXqj zsL_pL3`Q`x2|-B)9fp^ANsRtCw7PlVf<(#7q!3s?s+kfyYO%03@sxP1k+iJ@!`h}` zST2!5h^-TNEl$9dnBuBgf0Y1EkAZd_v`atG3M647an^(*W>(}7k~7hWmjv~rINGdM zkM|P9NcNB{Dq%J#6juQqfmWbBHLc*sv_j>NM2D*dwF*Em1Va&&&;&CvBt9UR;r^#c zkvvX|IE8o#5kp85Z9>eHNFXA`nK_=vNnA+u$B=;kQ;I`9L61zaz@Q$BgGDVce6Q>Y zz_4=^NRzOE^BElXhN1I*Kr;~U{rnBI+x=VuhQ}5emA+$gjmb4C1x5uP>#i}mMy0^0 zz+>I@f0HZy-WQ|b2QPYI@I83+&DV>-wKIu@MXt17(#V2-4@OS5o9aQ5`U*Dt1Rn z>Xq~f<0of7Fnd-8Fjd-Z#qP51FE2cq4#8>TVrj?Y+n-s!{}KDRb&7b!)3iJ@`P0X? z&D`FT^-0px$)BB*jvP+8n3@mW$U5T4m}fq;=Va2n6P~$v^5@2mB}d{PndaS{)5vU^ bT0X(OVOmz++;5Y>B9OhL+;;eJ&xZd1jxSXL literal 0 HcmV?d00001