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Life diffusion for Acid

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This commit is contained in:
Simon Robertshaw 2011-08-25 22:18:42 +01:00
parent e06d68d63a
commit 4421a92b59
1 changed files with 26 additions and 1 deletions
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27
src/elements/acid.c
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@ -1,7 +1,7 @@
#include <element.h>
int update_ACID(UPDATE_FUNC_ARGS) {
int r,rx,ry;
int r, rx, ry, trade, np;
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
@ -38,5 +38,30 @@ int update_ACID(UPDATE_FUNC_ARGS) {
}
}
}
for ( trade = 0; trade<2; trade ++)
{
rx = rand()%5-2;
ry = rand()%5-2;
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if ((r>>8)>=NPART || !r)
continue;
if ((r&0xFF)==PT_ACID&&(parts[i].life>parts[r>>8].life)&&parts[i].life>0)//diffusion
{
int temp = parts[i].life - parts[r>>8].life;
if (temp ==1)
{
parts[r>>8].life ++;
parts[i].life --;
}
else if (temp>0)
{
parts[r>>8].life += temp/2;
parts[i].life -= temp/2;
}
}
}
}
return 0;
}