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#include <powder.h>
int update_ACID(UPDATE_FUNC_ARGS) {
int r;
for (nx=-2; nx<3; nx++)
for (ny=-2; ny<3; ny++)
if (x+nx>=0 && y+ny>0 && x+nx<XRES && y+ny<YRES && (nx || ny))
{
r = pmap[y+ny][x+nx];
if ((r>>8)>=NPART || !r)
continue;
if ((r&0xFF)!=PT_ACID)
{
if ((r&0xFF)==PT_PLEX || (r&0xFF)==PT_NITR || (r&0xFF)==PT_GUNP || (r&0xFF)==PT_RBDM || (r&0xFF)==PT_LRBD)
{
parts[i].type = PT_FIRE;
parts[i].life = 4;
parts[r>>8].type = PT_FIRE;
parts[r>>8].life = 4;
}
else if (((r&0xFF)!=PT_CLNE && (r&0xFF)!=PT_PCLN && ptypes[parts[r>>8].type].hardness>(rand()%1000))&&parts[i].life>=50)
{
if (parts_avg(i, r>>8,PT_GLAS)!= PT_GLAS)
{
parts[i].life--;
parts[r>>8].type = PT_NONE;
return 1;
}
}
else if (parts[i].life<=50)
{
parts[i].life = 0;
parts[i].type = PT_NONE;
return 1;
}
}
}
return 0;
}
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