The-Powder-Toy/src/elements/pump.c
2011-01-28 18:54:50 -05:00

40 lines
1.1 KiB
C

#include <element.h>
int update_PUMP(UPDATE_FUNC_ARGS) {
int r, rx, ry;
if (parts[i].life==10)
{
if (parts[i].temp>=256.0+273.15)
parts[i].temp=256.0+273.15;
if (parts[i].temp<= -256.0+273.15)
parts[i].temp = -256.0+273.15;
if (pv[y/CELL][x/CELL]<(parts[i].temp-273.15))
pv[y/CELL][x/CELL] += 0.1f*((parts[i].temp-273.15)-pv[y/CELL][x/CELL]);
if (y+CELL<YRES && pv[y/CELL+1][x/CELL]<(parts[i].temp-273.15))
pv[y/CELL+1][x/CELL] += 0.1f*((parts[i].temp-273.15)-pv[y/CELL+1][x/CELL]);
if (x+CELL<XRES)
{
pv[y/CELL][x/CELL+1] += 0.1f*((parts[i].temp-273.15)-pv[y/CELL][x/CELL+1]);
if (y+CELL<YRES)
pv[y/CELL+1][x/CELL+1] += 0.1f*((parts[i].temp-273.15)-pv[y/CELL+1][x/CELL+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_PUMP)
{
if (parts[r>>8].life<10&&parts[r>>8].life>0)
parts[i].life = 9;
else if (parts[r>>8].life==0)
parts[r>>8].life = 10;
}
}
}
return 0;
}