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#include "element.h"
int update_PCLN(UPDATE_FUNC_ARGS) {
int r, rx, ry;
if (parts[i].life>0 && parts[i].life!=10)
parts[i].life--;
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)
continue;
if ((r&0xFF)==PT_SPRK)
{
if (parts[r>>8].ctype==PT_PSCN)
parts[i].life = 10;
else if (parts[r>>8].ctype==PT_NSCN)
parts[i].life = 9;
}
if ((r&0xFF)==PT_PCLN)
{
if (parts[i].life==10&&parts[r>>8].life<10&&parts[r>>8].life>0)
parts[i].life = 9;
else if (parts[i].life==0&&parts[r>>8].life==10)
parts[i].life = 10;
}
}
if (parts[i].ctype<=0 || parts[i].ctype>=PT_NUM || (parts[i].ctype==PT_LIFE && (parts[i].tmp<0 || parts[i].tmp>=NGOLALT)))
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)
{
r = sim->photons[y+ry][x+rx];
if (!r)
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)!=PT_CLNE && (r&0xFF)!=PT_PCLN &&
(r&0xFF)!=PT_BCLN && (r&0xFF)!=PT_SPRK &&
(r&0xFF)!=PT_NSCN && (r&0xFF)!=PT_PSCN &&
(r&0xFF)!=PT_STKM && (r&0xFF)!=PT_STKM2 &&
(r&0xFF)!=PT_PBCN && (r&0xFF)<PT_NUM)
{
parts[i].ctype = r&0xFF;
if ((r&0xFF)==PT_LIFE)
parts[i].tmp = parts[r>>8].ctype;
}
}
if (parts[i].ctype>0 && parts[i].ctype<PT_NUM && parts[i].life==10) {
if (parts[i].ctype==PT_PHOT) {//create photons a different way
for (rx=-1; rx<2; rx++) {
for (ry=-1; ry<2; ry++) {
int r = sim->create_part(-1, x+rx, y+ry, parts[i].ctype);
if (r!=-1) {
parts[r].vx = rx*3;
parts[r].vy = ry*3;
}
}
}
}
else if (parts[i].ctype==PT_LIFE) {//create life a different way
for (rx=-1; rx<2; rx++) {
for (ry=-1; ry<2; ry++) {
sim->create_part(-1, x+rx, y+ry, parts[i].ctype|(parts[i].tmp<<8));
}
}
} else {
sim->create_part(-1, x+rand()%3-1, y+rand()%3-1, parts[i].ctype);
}
}
return 0;
}
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