Multiple depth charges.

This commit is contained in:
Rob Greene 2018-07-13 21:22:22 -05:00
parent 486016d7d6
commit ba55fc2aaf

View File

@ -1,36 +1,44 @@
10 gosub 50000
10 gosub 50000:goto 100
20 hgr
30 hcolor=6:hplot 0,13 to 279,13
20 for i=1 to mm:if dx(i) then next i:return
30 dx(i)=x:dy(i)=15:ds(i)=dc:return
100 hcolor=3:x=140:sd=0:s=sh
110 dx=0:dy=0
100 hgr:vtab 21
110 hcolor=6:hplot 0,13 to 279,13
120 hcolor=3
130 x=140:sd=0:s=sh
140 di=0:mm=3:dim dx(mm),dy(mm),ds(mm),ox(mm),oy(mm),os(mm)
150 for i=1 to mm:dx(i)=0:dy(i)=0:ds(i)=0:next i
200 xdraw s at x,10:ox=x:os=s
210 ky=peek(-16384):if ky > 127 then 300
220 x=x+sd
225 gosub 400
230 if x < 10 then x=10
240 if x > 270 then x=270
250 xdraw os at ox,10
260 goto 200
210 for i=1 to mm
220 ox(i)=dx(i):oy(i)=dy(i):os(i)=ds(i)
230 if dx(i) then xdraw ds(i) at dx(i),dy(i)
240 next i
300 poke -16368,0
310 if ky=136 then s=sh:sd=sd-1:goto 399
320 if ky=149 then s=sh+1:sd=sd+1:goto 390
330 if ky=160 and not dx and not dy then dx=x:dy=15:ds=dc:xdraw ds at dx,dy:goto 390
390 if abs(sd) > 3 then sd = sgn(sd)*3
399 xdraw os at ox,10:goto 200
300 ky=peek(-16384):if ky < 128 then 400
310 poke -16368,0
320 if ky=136 then s=sh:sd=sd-1
330 if ky=149 then s=sh+1:sd=sd+1
340 if sd > 3 then sd=3
350 if sd < -3 then sd=-3
360 if ky=160 then gosub 20
400 if not dx and not dy then return
410 ax=dx:ay=dy:as=ds
420 dy=dy+2:if dy > 160 then dx=0:dy=0
430 ds=ds+1:if ds > dc+3 then ds=dc
430 xdraw as at ax,ay
440 if not dx and not dy then return
450 xdraw ds at dx,dy
460 return
400 x=x+sd
410 if x < 10 then x=10
420 if x > 270 then x=270
500 di=di+1:if di > mm then di = 1
510 if not dx(di) then 600
520 ds(di)=ds(di)+1:if ds(di) > dc+3 then ds(di)=dc
530 dy(di)=dy(di)+2:if dy(di) > 160 then dx(di)=0:dy(di)=0:ds(di)=0
600 xdraw os at ox,10
610 for i=1 to mm
620 if ox(i) then xdraw os(i) at ox(i),oy(i)
630 next i
640 goto 200
49999 end
50000 $shape src="ships.st", poke=yes, init=yes, assign=(sb="sub-left", sh="ship-left", dc="depthcharge-1")