ksp: more comment re-writing

6901 bytes
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Vince Weaver 2016-05-31 13:31:03 -04:00
parent 436db8b5f9
commit ef8a9cdb5c

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@ -15,16 +15,49 @@
' as well as slow down execution as BASIC is interpreted.
'
' Variable List: (Note, in Applesoft only first 2 chars matters)
' A$ = keypressed
' AN$ = astrounat name
' C$ = contract name
' D$ = ASCII(4) indicating we have a DOS command
' AD() = astronaut dead
' AN = rocket angle
' AX/AY= rocket x/y acceleration
' BF =
' CQ = current quadrant (i.e. background to display)
' DT =
' DV() = deltaV
' EM() = per-stage empty mass
' FM() = per-stage fuel mass
' EN() = engines per stage
' FF() = fuel flow
' FT() = fuel tanks per stack
' G = gravity
' GX/GY= gravity X/Y vector
' H = horizon
' I = loop iterator
' J = loop iterator
' KE = astronaut eyes
' KR = planet radius
' LN = launched
' MX = maximum altitude reached
' OM = orbit mode (view)
' P = number of parachutes
' RA = distance to center of planet
' RR = altitude
' RX/RY= rocket x,y position
' S = Current Stage Number
' SR = Number of struts
' SS = Number of stages
' TH() = stage thrust
' TR =
' T = time
' SM() = per-stage stage mass
' ST() = Stacks per stage
' TM() = per-stage total mass
' TW() = thrust/weight ratio
' V = velocity magnitude
' VX/VY= velocity x/y vector
' W = Which astronaut
'
' Clear screen
10 HOME:HGR:D$=CHR$(4)
@ -110,77 +143,104 @@
1330 PRINT "HOW MANY PARACHUTES? (0-3)";:INPUT P
1350 PRINT "HOW MANY STRUTS? (0-20000)";:INPUT SR
1370 SS=S
1500 REM *** ASTRONAUT COMPLEX ***
1505 TEXT: HOME
1510 HTAB 11
1515 INVERSE: PRINT "ASTRONAUT COMPLEX": NORMAL
1520 PRINT
1522 PRINT "CHOOSE ONE KERBAL FOR THIS MISSION:"
1525 PRINT
1530 FOR I=1 TO 8
1540 IF AD(I) GOTO 1600
1550 ON I GOSUB 1641,1642,1643,1644,1645,1646,1647,1648
1560 PRINT " ";I;". ";AN$,AJ$;" S: ";AS$;" C: ";AC$
1600 NEXT I
1605 PRINT
1610 INPUT W
1615 IF W<1 OR W>8 THEN PRINT "INVALID INPUT, PLEASE TRY AGAIN!": GOTO 1610
1630 ON W GOSUB 1641,1642,1643,1644,1645,1646,1647,1648
1630 GOTO 1700
1641 AN$="JEBEDIAH" :AJ$="PILOT":AS$="****":AC$="****":RETURN
1642 AN$="VALENTINA":AJ$="PILOT":AS$="****":AC$="****":RETURN
1643 AN$="KAI" :AJ$="SCI ":AS$="*** ":AC$="***":RETURN
1644 AN$="KUROSHIN" :AJ$="ENGR ":AS$="** ":AC$="*":RETURN
1645 AN$="DESKTOP" :AJ$="ENGR ":AS$="* ":AC$="***":RETURN
1646 AN$="SLASHDOT" :AJ$="SCI ":AS$="*** ":AC$="*":RETURN
1647 AN$="ZURGTROYD":AJ$="PILOT":AS$="** ":AC$="***":RETURN
1648 AN$="DAPHTY" :AJ$="ENGR ":AS$="*** ":AC$="***":RETURN
1700 REM TEXT:HOME
1720 REM AN$="ZURGTROYD":SS=3
1750 REM EN(1)=1:ST(1)=1:FT(1)=1
1751 REM EN(2)=2:ST(2)=2:FT(2)=1
1752 REM EN(3)=3:ST(3)=3:FT(3)=1
1776 POKE 232,0:POKE 233,16
1783 PRINT CHR$(4);"BLOAD ROCKET.SHAPE,A$1000"
1800 HOME:PRINT "ROCKET SUMMARY:":PRINT
1802 G=-9.8:LN=0:CQ=0:OM=0:S=SS:DT=1
1805 FOR I=1 TO S
1810 EM(I)=EN(I)*1.5+ST(I)*FT(I)*0.5
1812 IF I=1 THEN EM(I)=EM(I)+1.0
1814 FM(I)=ST(I)*FT(I)*4.0
1815 SF(I)=FM(I)
1816 SM(I)=EM(I)+FM(I)
1820 TM(I)=0
1822 FOR J=1 TO I
1825 TM(I)=TM(I)+SM(J)
1830 NEXT J
1835 TH(I)=EN(I)*168
1840 DV(I)=270*-G*LOG(TM(I)/(TM(I)-FM(I)))
1850 TW(I)=TH(I)/(TM(I)*-G)
1855 FF(I)=TH(I)/(270*-G)
1990 PRINT "STAGE: ";4-I
1991 PRINT " TANKS=";ST(I)*FT(I);" ENGINES=";EN(I)
1992 PRINT " STAGE MASS=";SM(I);" TOTAL MASS=";TM(I)
1993 PRINT " DELTAV=";DV(I)
1995 PRINT " TWR=";TW(I)
2000 NEXT I
2998 GET A$
2999 HOME
3000 AN=0:GX=0:GY=-9.8:GA=0:V=0:VX=0:VY=0:AX=0:AY=0:KR=600000
3016 RX=0:RY=KR+10:RA=KR+10:TR=0:T=0:BF=0:MX=0
3020 HGR:ROT=0:SCALE=2:H=0
3030 REM ** LAUNCHPAD **
3035 PRINT:PRINT CHR$(4);"BLOAD LAUNCHPAD.HGR,A$2000"
3038 HCOLOR=1:HPLOT 1,80 TO 132,80: HPLOT 148,80 TO 247,80
3039 HCOLOR=3:HPLOT 110,110 TO 110,60:HPLOT TO 130,60: HPLOT 110,70 TO 130,70
3040 XDRAW 1+((S-1)*2)+TR AT 140,80
4000 REM ** LOOP **
4002 IF LN=0 GOTO 5032
4003 RR=RA-KR:IF RR>MX THEN MX=RR
4004 IF OM=1 GOTO 4018
4005 IF RR>1800 OR OM=1 THEN GOTO 4012
4007 HCOLOR=0:HPLOT 1,80+H TO 132,80+H:HPLOT 148,80+H TO 247,80+H
4010 H=RR/20:HCOLOR=1:HPLOT 1,80+H TO 132,80+H:HPLOT 148,80+H TO 247,80+H
' *********************************
' *** ASTRONAUT COMPLEX ***
' *********************************
1500 TEXT: HOME: HTAB 11
1515 INVERSE: PRINT "ASTRONAUT COMPLEX": NORMAL
1520 PRINT:PRINT "CHOOSE ONE KERBAL FOR THIS MISSION:":PRINT
1530 FOR I=1 TO 8
1540 IF AD(I) GOTO 1600
1550 ON I GOSUB 1641,1642,1643,1644,1645,1646,1647,1648
1560 PRINT " ";I;". ";AN$,AJ$;" S: ";AS$;" C: ";AC$
1600 NEXT I
1605 PRINT: INPUT W
1615 IF W<1 OR W>8 THEN PRINT "INVALID INPUT, PLEASE TRY AGAIN!": GOTO 1610
1630 ON W GOSUB 1641,1642,1643,1644,1645,1646,1647,1648
1630 GOTO 1776
1641 AN$="JEBEDIAH" :AJ$="PILOT":AS$="****":AC$="****":RETURN
1642 AN$="VALENTINA":AJ$="PILOT":AS$="****":AC$="****":RETURN
1643 AN$="KAI" :AJ$="SCI ":AS$="*** ":AC$="***":RETURN
1644 AN$="KUROSHIN" :AJ$="ENGR ":AS$="** ":AC$="*":RETURN
1645 AN$="DESKTOP" :AJ$="ENGR ":AS$="* ":AC$="***":RETURN
1646 AN$="SLASHDOT" :AJ$="SCI ":AS$="*** ":AC$="*":RETURN
1647 AN$="ZURGTROYD":AJ$="PILOT":AS$="** ":AC$="***":RETURN
1648 AN$="DAPHTY" :AJ$="ENGR ":AS$="*** ":AC$="***":RETURN
'*** REM DEBUG, Uncomment and Jump here to skip loading
'1700 REM TEXT:HOME
'1720 REM AN$="ZURGTROYD":SS=3
'1750 REM EN(1)=1:ST(1)=1:FT(1)=1
'1751 REM EN(2)=2:ST(2)=2:FT(2)=1
'1752 REM EN(3)=3:ST(3)=3:FT(3)=1
'************************
'* Rocket Summary ***
'************************
'*** REM Load Rocket Shape Table
1776 POKE 232,0:POKE 233,16
1783 PRINT D$"BLOAD ROCKET.SHAPE,A$1000"
1800 HOME:PRINT "ROCKET SUMMARY:":PRINT
1802 G=-9.8:LN=0:CQ=0:OM=0:S=SS:DT=1
1805 FOR I=1 TO S
'*** REM EmptyMass=Engines*1.5T+(Stacks*FuelTanks)*0.5T
1810 EM(I)=EN(I)*1.5+ST(I)*FT(I)*0.5
'*** REM First stage also has a 1T capsule
1812 IF I=1 THEN EM(I)=EM(I)+1.0
'*** REM FuelMass=(Stacks*FuelTanks)*4T
1814 FM(I)=ST(I)*FT(I)*4.0
'*** REM StageFuel=FuelMass (one gets decremented as we use it up)
1815 SF(I)=FM(I)
'*** REM StageMass=EmptyMass+FuelMass
1816 SM(I)=EM(I)+FM(I)
'*** REM Total mass of stage includes all higher stages
1820 TM(I)=0
1822 FOR J=1 TO I
1825 TM(I)=TM(I)+SM(J)
1830 NEXT J
'*** Thrust=NumberOfEngines*168kN
1835 TH(I)=EN(I)*168
'*** DeltaV=ISP*gravity*ln(total_mass/empty_mass)
1840 DV(I)=270*-G*LOG(TM(I)/(TM(I)-FM(I)))
'*** Thrust/Weight Ratio
1850 TW(I)=TH(I)/(TM(I)*-G)
'*** Fuel Flow
1855 FF(I)=TH(I)/(270*-G)
1990 PRINT "STAGE: ";4-I
1991 PRINT " TANKS=";ST(I)*FT(I);" ENGINES=";EN(I)
1992 PRINT " STAGE MASS=";SM(I);" TOTAL MASS=";TM(I)
1993 PRINT " DELTAV=";DV(I)
1995 PRINT " TWR=";TW(I)
2000 NEXT I
2998 GET A$
2999 HOME
'******************************
'*** Main Loop ****
'******************************
3000 AN=0:GX=0:GY=-9.8:GA=0:V=0:VX=0:VY=0:AX=0:AY=0:KR=600000
3016 RX=0:RY=KR+10:RA=KR+10:TR=0:T=0:BF=0:MX=0
3020 HGR:ROT=0:SCALE=2:H=0
'**** REM ** LAUNCHPAD **
3035 PRINT:PRINT D$"BLOAD LAUNCHPAD.HGR,A$2000"
'**** REM DRAW HORIZON (GREEN)
3038 HCOLOR=1:HPLOT 1,80 TO 132,80: HPLOT 148,80 TO 247,80
'**** REM DRAW GANTRY (WHITE)
3039 HCOLOR=3:HPLOT 110,110 TO 110,60:HPLOT TO 130,60: HPLOT 110,70 TO 130,70
'**** DRAW SHIP
3040 XDRAW 1+((S-1)*2)+TR AT 140,80
4000 REM ** MAIN LOOP **
'**** REM ** if not launched yet then skip physics
4002 IF LN=0 GOTO 5032
'**** Calculate altitude and set maximum if we are at new record
4003 RR=RA-KR:IF RR>MX THEN MX=RR
'**** If orbit mode then skip drawing horizon, etc
4004 IF OM=1 GOTO 4018
'**** If above 1.8km don't draw horizon
'**** FIXME: do we need to check OM again?
'**** FIXME: we draw the horizon one pixel too far to right
4005 IF RR>1800 OR OM=1 THEN GOTO 4012
'**** Erase old horizon
4007 HCOLOR=0:HPLOT 1,80+H TO 132,80+H:HPLOT 148,80+H TO 247,80+H
'**** Calculate and draw new horizon
4010 H=RR/20:HCOLOR=1:HPLOT 1,80+H TO 132,80+H:HPLOT 148,80+H TO 247,80+H
4012 IF RR<40000 AND CQ<>0 THEN GOSUB 7600
4014 IF RR<40000 GOTO 4018
4016 IF RR>40000 AND CQ<>1 THEN GOSUB 7700
@ -276,45 +336,48 @@
8225 HCOLOR=1:HPLOT 259,155 TO 271,155:HPLOT 259,156 TO 271,156
8226 HCOLOR=0:HPLOT 259,155 TO 271,155:HPLOT 261,156 TO 269,156
8227 RETURN
9000 REM *** CONTRACT COMPLETE ***
9005 IF MX<40000 THEN C$="CRASH SHIP":F$="0.30":E$="-1":GOTO 9010
9007 C$="REACH SPACE":F$="200":E$="20"
9010 TEXT:HOME
9020 HTAB 10:VTAB 9
9021 FOR I=1 TO 20: PRINT "*";: NEXT I: PRINT "*"
9023 HTAB 10: PRINT "* ";:INVERSE: PRINT "CONTRACT COMPLETE";:NORMAL: PRINT " *"
9024 HTAB 10: PRINT "* ";
9026 L=10-(LEN(C$))/2
9027 HTAB 10+L:PRINT C$;:HTAB 30: PRINT "*"
9030 HTAB 10:PRINT "* FUNDS ";F$;:HTAB 30: PRINT "*"
9030 HTAB 10:PRINT "* EXPERIENCE ";E$;:HTAB 30: PRINT "*"
9040 HTAB 10
9042 FOR I=1 TO 20: PRINT "*";: NEXT I:PRINT "*"
9100 VTAB 16
9110 PRINT "NOW WHAT?"
9120 PRINT " 1. RETURN TO THE VAB"
9130 PRINT " 2. RETURN TO ASTRO COMPLEX"
9140 PRINT " 3. RETURN TO LAUNCH"
9145 PRINT " 4. HELP"
9150 PRINT " 5. QUIT GAME"
9160 PRINT "---> ";
9170 GET A$
9171 IF A$="1" GOTO 1000
9172 IF A$="2" GOTO 1500
9173 IF A$="3" GOTO 1776
9174 IF A$="4" OR A$="H" GOTO 9200
9175 IF A$="5" OR A$="Q" THEN TEXT:HOME:END
9176 GOTO 9160
9200 REM *** HELP ***
9210 HOME
9220 PRINT "KSP-APPLE-II BY VINCE WEAVER"
9230 PRINT " APPLE II FOREVER"
9240 PRINT " A,D - STEER SHIP LEFT/RIGHT"
9250 PRINT " Z - START ENGINES"
9260 PRINT " X - CUT ENGINES"
9270 PRINT " SPACE - LAUNCH,STAGE"
9275 PRINT " M - SWITCH TO ORBITAL VIEW"
9277 PRINT " <,> - FAST FORWARD"
9280 PRINT " ESC - QUIT"
9300 GET A$
9320 GOTO 9010
'*****************************
'*** CONTRACT COMPLETE ***
'*****************************
9000 IF MX<40000 THEN C$="CRASH SHIP":F$="0.30":E$="-1":GOTO 9010
9007 C$="REACH SPACE":F$="200":E$="20"
9010 TEXT:HOME
9020 HTAB 10:VTAB 9
9021 FOR I=1 TO 20: PRINT "*";: NEXT I: PRINT "*"
9023 HTAB 10: PRINT "* ";:INVERSE: PRINT "CONTRACT COMPLETE";:NORMAL: PRINT " *"
9024 HTAB 10: PRINT "* ";
9026 L=10-(LEN(C$))/2
9027 HTAB 10+L:PRINT C$;:HTAB 30: PRINT "*"
9030 HTAB 10:PRINT "* FUNDS ";F$;:HTAB 30: PRINT "*"
9030 HTAB 10:PRINT "* EXPERIENCE ";E$;:HTAB 30: PRINT "*"
9040 HTAB 10
9042 FOR I=1 TO 20: PRINT "*";: NEXT I:PRINT "*"
9100 VTAB 16
9110 PRINT "NOW WHAT?"
9120 PRINT " 1. RETURN TO THE VAB"
9130 PRINT " 2. RETURN TO ASTRO COMPLEX"
9140 PRINT " 3. RETURN TO LAUNCH"
9145 PRINT " 4. HELP"
9150 PRINT " 5. QUIT GAME"
9160 PRINT "---> ";
9170 GET A$
9171 IF A$="1" GOTO 1000
9172 IF A$="2" GOTO 1500
9173 IF A$="3" GOTO 1776
9174 IF A$="4" OR A$="H" GOTO 9200
9175 IF A$="5" OR A$="Q" THEN TEXT:HOME:END
9176 GOTO 9160
'*******************
'*** HELP SCREEN ***
'*******************
9200 HOME:PRINT "KSP-APPLE-II BY VINCE WEAVER"
9230 PRINT " APPLE II FOREVER"
9240 PRINT " A,D - STEER SHIP LEFT/RIGHT"
9250 PRINT " Z - START ENGINES"
9260 PRINT " X - CUT ENGINES"
9270 PRINT " SPACE - LAUNCH,STAGE"
9275 PRINT " M - SWITCH TO ORBITAL VIEW"
9277 PRINT " <,> - FAST FORWARD"
9280 PRINT " ESC - QUIT"
9300 GET A$
9320 GOTO 9010