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#include <powder.h>
int update_DEUT(UPDATE_FUNC_ARGS) {
int r, trade;
int maxlife = ((10000/(parts[i].temp + 1))-1);
if ((10000%((int)parts[i].temp+1))>rand()%((int)parts[i].temp+1))
maxlife ++;
if (parts[i].life < maxlife)
{
for (nx=-1; nx<2; nx++)
for (ny=-1; ny<2; 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 || (parts[i].life >=maxlife))
continue;
if (parts[r>>8].type==PT_DEUT&&33>=rand()/(RAND_MAX/100)+1)
{
if ((parts[i].life + parts[r>>8].life + 1) <= maxlife)
{
parts[i].life += parts[r>>8].life + 1;
parts[r>>8].type=PT_NONE;
}
}
}
}
else
for (nx=-1; nx<2; nx++)
for (ny=-1; ny<2; 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 || (parts[i].life<=maxlife))
continue;
if ((bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_WALLELEC||bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_EWALL||bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_DESTROYALL||bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_WALL||
bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_ALLOWAIR||bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_ALLOWSOLID||bmap[(y+ny)/CELL][(x+nx)/CELL]==WL_ALLOWGAS))
continue;
if ((!r)&&parts[i].life>=1)//if nothing then create deut
{
create_part(-1,x+nx,y+ny,PT_DEUT);
parts[i].life--;
parts[pmap[y+ny][x+nx]>>8].temp = parts[i].temp;
parts[pmap[y+ny][x+nx]>>8].life = 0;
}
}
for ( trade = 0; trade<4; trade ++)
{
nx = rand()%5-2;
ny = rand()%5-2;
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 (parts[r>>8].type==PT_DEUT&&(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;
}
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