The-Powder-Toy/src/elements/coal.c
2011-04-21 14:15:15 +01:00

44 lines
1.0 KiB
C

#include <element.h>
int update_COAL(UPDATE_FUNC_ARGS) {
int r, rx, ry;
if (parts[i].life<=0) {
create_part(i, x, y, PT_FIRE);
return 1;
} else if (parts[i].life < 100) {
parts[i].life--;
create_part(-1, x+rand()%3-1, y+rand()%3-1, PT_FIRE);
}
if ((pv[y/CELL][x/CELL] > 4.3f)&&parts[i].tmp>40)
parts[i].tmp=39;
else if (parts[i].tmp<40&&parts[i].tmp>0)
parts[i].tmp--;
else if (parts[i].tmp<=0) {
create_part(i, x, y, PT_BCOL);
return 1;
}
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))
{
r = pmap[y+ry][x+rx];
if ((r>>8)>=NPART || !r)
continue;
if (((r&0xFF)==PT_FIRE || (r&0xFF)==PT_PLSM) && 1>(rand()%500))
{
if (parts[i].life>100) {
parts[i].life = 99;
}
}
if ((r&0xFF)==PT_LAVA && 1>(rand()%500))
{
if (parts[r>>8].ctype == PT_IRON) {
parts[r>>8].ctype = PT_METL;
kill_part(i);
return 1;
}
}
}
return 0;
}