diff options
Diffstat (limited to 'src/elements/bcln.c')
| -rw-r--r-- | src/elements/bcln.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/src/elements/bcln.c b/src/elements/bcln.c index 36ad347..aaf4afc 100644 --- a/src/elements/bcln.c +++ b/src/elements/bcln.c @@ -11,18 +11,21 @@ int update_BCLN(UPDATE_FUNC_ARGS) { } if (!parts[i].ctype) { - int rx, ry; + int r, rx, ry; 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 && - pmap[y+ry][x+rx] && - (pmap[y+ry][x+rx]&0xFF)!=PT_CLNE && - (pmap[y+ry][x+rx]&0xFF)!=PT_BCLN && - (pmap[y+ry][x+rx]&0xFF)!=PT_PCLN && - (pmap[y+ry][x+rx]&0xFF)!=PT_STKM && - (pmap[y+ry][x+rx]&0xFF)!=PT_STKM2 && - (pmap[y+ry][x+rx]&0xFF)!=0xFF) - parts[i].ctype = pmap[y+ry][x+rx]&0xFF; + if (x+rx>=0 && y+ry>=0 && x+rx<XRES && y+ry<YRES) + { + r = photons[y+ry][x+rx]; + if (!r || (r>>8)>=NPART) + r = pmap[y+ry][x+rx]; + if (!r || (r>>8)>=NPART) + continue; + if ((r&0xFF)!=PT_CLNE && (r&0xFF)!=PT_PCLN && + (r&0xFF)!=PT_BCLN && (r&0xFF)!=PT_STKM && + (r&0xFF)!=PT_STKM2 && (r&0xFF)<PT_NUM) + parts[i].ctype = r&0xFF; + } } else { create_part(-1, x+rand()%3-1, y+rand()%3-1, parts[i].ctype); |