matthew/The-Powder-Toy
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I am not sure what to make of this, neutrons still can not pass through plut.

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This commit is contained in:
Felix Wallin 2010-10-21 18:45:14 +02:00
parent fdd3d24031
commit b015b636b2
1 changed files with 63 additions and 7 deletions
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70
src/powder.c
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@ -59,6 +59,62 @@ static int eval_move(int pt, int nx, int ny, unsigned *rr)
{
unsigned r;
if(nx<0 || ny<0 || nx>=XRES || ny>=YRES)
return 0;
r = pmap[ny][nx];
if(r && (r>>8)<NPART)
r = (r&~0xFF) | parts[r>>8].type;
if(rr)
*rr = r;
if((r&0xFF)==PT_VOID || (r&0xFF)==PT_BHOL)
return 1;
if(pt==PT_PHOT&&(
(r&0xFF)==PT_GLAS || (r&0xFF)==PT_PHOT ||
(r&0xFF)==PT_CLNE || (r&0xFF)==PT_PCLN ||
(r&0xFF)==PT_GLOW || (r&0xFF)==PT_WATR ||
(r&0xFF)==PT_DSTW || (r&0xFF)==PT_SLTW ||
((r&0xFF)==PT_LCRY&&parts[r>>8].life > 5)))
return 2;
if(pt==PT_NEUT&&(
(r&0xFF)==PT_GLAS || (r&0xFF)==PT_PHOT ||
(r&0xFF)==PT_CLNE || (r&0xFF)==PT_PCLN ||
(r&0xFF)==PT_WATR || (r&0xFF)==PT_DSTW ||
(r&0xFF)==PT_SLTW || (r%0xFF)==PT_PLUT))
return 2;
if(pt==PT_STKM) //Stick man's head shouldn't collide
return 2;
if(bmap[ny/CELL][nx/CELL]==13 && ptypes[pt].falldown!=0 && pt!=PT_FIRE && pt!=PT_SMKE)
return 0;
if(ptypes[pt].falldown!=2 && bmap[ny/CELL][nx/CELL]==3)
return 0;
if((pt==PT_NEUT ||pt==PT_PHOT) && bmap[ny/CELL][nx/CELL]==7 && !emap[ny/CELL][nx/CELL])
return 0;
if(bmap[ny/CELL][nx/CELL]==9)
return 0;
if(ptypes[pt].falldown!=1 && bmap[ny/CELL][nx/CELL]==10)
return 0;
if (r && ((r&0xFF) >= PT_NUM || (ptypes[pt].weight <= ptypes[(r&0xFF)].weight)))
return 0;
if(pt == PT_PHOT)
return 2;
if(pt==PT_NEUT)
return 2;
return 1;
}
/*static int eval_move(int pt, int nx, int ny, unsigned *rr)
{
unsigned r;
if(nx<0 || ny<0 || nx>=XRES || ny>=YRES)
return 0;
@ -111,7 +167,7 @@ static int eval_move(int pt, int nx, int ny, unsigned *rr)
return 1;
}
*/
static void create_cherenkov_photon(int pp);
static void create_gain_photon(int pp);
@ -136,13 +192,13 @@ int try_move(int i, int x, int y, int nx, int ny)
{
if((r & 0xFF) == PT_COAL || (r & 0xFF) == PT_BCOL)
parts[r>>8].temp = parts[i].temp;
if((r & 0xFF) < PT_NUM)
parts[i].temp = parts[r>>8].temp = restrict_flt((parts[r>>8].temp+parts[i].temp)/2, MIN_TEMP, MAX_TEMP);
}
return 0;
}
if(e == 2)
{
if(parts[i].type == PT_PHOT && (r&0xFF)==PT_GLOW && !parts[r>>8].life)
@ -151,13 +207,13 @@ int try_move(int i, int x, int y, int nx, int ny)
parts[r>>8].life = 120;
create_gain_photon(i);
}
if(parts[i].type == PT_NEUT && (r&0xFF)==PT_GLAS) {
if(parts[i].type == PT_NEUT && (r&0xFF)==PT_GLAS) {
if(rand() < RAND_MAX/10)
create_cherenkov_photon(i);
}
return 1;
}
return 1;
}
if((r&0xFF)==PT_VOID)
{