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#include <powder.h>
int update_PIPE(UPDATE_FUNC_ARGS) {
int r, trade, q, ctype;
if (!parts[i].ctype && parts[i].life<=10)
{
if (parts[i].temp<272.15)
{
if (parts[i].temp>173.25&&parts[i].temp<273.15)
{
parts[i].ctype = 2;
parts[i].life = 0;
}
if (parts[i].temp>73.25&&parts[i].temp<=173.15)
{
parts[i].ctype = 3;
parts[i].life = 0;
}
if (parts[i].temp>=0&&parts[i].temp<=73.15)
{
parts[i].ctype = 4;
parts[i].life = 0;
}
}
else
{
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 )
continue;
if (!r)
create_part(-1,x+nx,y+ny,PT_BRCK);
}
if (parts[i].life==1)
parts[i].ctype = 1;
}
}
if (parts[i].ctype==1)
{
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)
continue;
if (!r&&!parts[i].life)
parts[i].life=50;
}
if (parts[i].life==2)
{
parts[i].ctype = 2;
parts[i].life = 6;
}
}
if (parts[i].ctype>1)
for ( q = 0; q<3; q++)
for ( ctype = 2; ctype<5; ctype++)
{
if (parts[i].ctype==ctype)
{
if (parts[i].life==3)
{
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)
continue;
if (parts[r>>8].type==PT_PIPE&&parts[r>>8].ctype==1)
{
parts[r>>8].ctype = (((ctype)%3)+2);//reverse
parts[r>>8].life = 6;
}
}
}
else
{
nx = rand()%3-1;
ny = rand()%3-1;
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)
continue;
else if (!r&&parts[i].tmp!=0)
{
if (create_part(-1,x+nx,y+ny,parts[i].tmp))
{
parts[pmap[y+ny][x+nx]>>8].temp = parts[i].temp;//pipe saves temp and life now
parts[pmap[y+ny][x+nx]>>8].life = parts[i].flags;
}
parts[i].tmp = 0;
continue;
}
else if (!r)
continue;
else if (parts[i].tmp == 0 && (ptypes[parts[r>>8].type].falldown!= 0 || pstates[parts[r>>8].type].state == ST_GAS))
{
parts[i].tmp = parts[r>>8].type;
parts[i].temp = parts[r>>8].temp;
parts[i].flags = parts[r>>8].life;
parts[r>>8].type = PT_NONE;
}
else if (parts[r>>8].type==PT_PIPE && parts[r>>8].ctype!=(((ctype)%3)+2) && parts[r>>8].tmp==0&&parts[i].tmp>0)
{
parts[r>>8].tmp = parts[i].tmp;
parts[r>>8].temp = parts[i].temp;
parts[r>>8].flags = parts[i].flags;
parts[i].tmp = 0;
}
}
}
}
}
return 0;
}
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