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#include "element.h"
int update_SPNG(UPDATE_FUNC_ARGS) {
int r, trade, rx, ry, tmp, np;
if (sim->pv[y/CELL][x/CELL]<=3 && sim->pv[y/CELL][x/CELL]>=-3&&parts[i].temp<=374.0f)
{
for (rx=-1; rx<2; rx++)
for (ry=-1; ry<2; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)==PT_WATR&&33>=rand()/(RAND_MAX/100)+1)
{
parts[i].life++;
sim->kill_part(r>>8);
}
}
}
else
for (rx=-1; rx<2; rx++)
for (ry=-1; ry<2; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if ((!r)&&parts[i].life>=1)//if nothing then create water
{
np = sim->create_part(-1,x+rx,y+ry,PT_WATR);
if (np>-1) parts[i].life--;
}
}
for ( trade = 0; trade<9; 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)
continue;
if ((r&0xFF)==PT_SPNG&&(parts[i].life>parts[r>>8].life)&&parts[i].life>0)//diffusion
{
tmp = parts[i].life - parts[r>>8].life;
if (tmp ==1)
{
parts[r>>8].life ++;
parts[i].life --;
trade = 9;
}
else if (tmp>0)
{
parts[r>>8].life += tmp/2;
parts[i].life -= tmp/2;
trade = 9;
}
}
}
}
tmp = 0;
if (parts[i].life>0)
{
for (rx=-1; rx<2; rx++)
for (ry=-1; ry<2; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)==PT_FIRE)
{
tmp++;
if (parts[r>>8].life>60)
parts[r>>8].life -= parts[r>>8].life/60;
else if (parts[r>>8].life>2)
parts[r>>8].life--;
}
}
}
if (tmp && parts[i].life>3)
parts[i].life -= parts[i].life/3;
if (tmp>1)
tmp = tmp/2;
if (tmp || parts[i].temp>=374)
for (rx=-1; rx<2; rx++)
for (ry=-1; ry<2; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if ((!r)&&parts[i].life>=1)//if nothing then create steam
{
np = sim->create_part(-1,x+rx,y+ry,PT_WTRV);
if (np>-1)
{
parts[np].temp = parts[i].temp;
tmp--;
parts[i].life--;
parts[i].temp -= 20.0f;
}
}
}
if (tmp>0)
{
if (parts[i].life>tmp)
parts[i].life -= tmp;
else
parts[i].life = 0;
}
return 0;
}
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