40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
#include <element.h>
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int update_SWCH(UPDATE_FUNC_ARGS) {
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int r, rt, rx, ry;
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for (rx=-2; rx<3; rx++)
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for (ry=-2; ry<3; ry++)
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if ((r>>8)>=NPART || !r)
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continue;
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if (parts_avg(i,r>>8,PT_INSL)!=PT_INSL) {
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rt = r&0xFF;
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if (rt==PT_SWCH)
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{
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if (parts[i].life>=10&&parts[r>>8].life<10&&parts[r>>8].life>0)
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parts[i].life = 9;
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else if (parts[i].life==0&&parts[r>>8].life==10)
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parts[i].life = 10;
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}
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else if (rt==PT_SPRK&&parts[i].life==10&&parts[r>>8].ctype!=PT_PSCN&&parts[r>>8].ctype!=PT_NSCN) {
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part_change_type(i,x,y,PT_SPRK);
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parts[i].ctype = PT_SWCH;
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parts[i].life = 4;
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}
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}
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}
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//turn off SWCH from two red BRAYS
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if (parts[i].life==10 && (!(pmap[y-1][x-1]&0xFF) && ((pmap[y-1][x]&0xFF)==PT_BRAY&&parts[pmap[y-1][x]>>8].tmp==2) && !(pmap[y-1][x+1]&0xFF) && ((pmap[y][x+1]&0xFF)==PT_BRAY&&parts[pmap[y][x+1]>>8].tmp==2)))
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{
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parts[i].life = 9;
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}
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//turn on SWCH from two red BRAYS
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else if (parts[i].life<=5 && (!(pmap[y-1][x-1]&0xFF) && (((pmap[y-1][x]&0xFF)==PT_BRAY&&parts[pmap[y-1][x]>>8].tmp==2) || ((pmap[y+1][x]&0xFF)==PT_BRAY&&parts[pmap[y+1][x]>>8].tmp==2)) && !(pmap[y-1][x+1]&0xFF) && (((pmap[y][x+1]&0xFF)==PT_BRAY&&parts[pmap[y][x+1]>>8].tmp==2) || ((pmap[y][x-1]&0xFF)==PT_BRAY&&parts[pmap[y][x-1]>>8].tmp==2))))
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{
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parts[i].life = 14;
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}
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return 0;
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}
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