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More flood_parts fixes

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kill_part needs to update photon map, otherwise delete_part keeps
deleting the same photon, leading to infinite flood_parts recursion.
This commit is contained in:
jacksonmj 2011-02-06 20:13:47 +00:00
parent e791e21c3e
commit 6749eb1960
1 changed files with 39 additions and 30 deletions
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19
src/powder.c
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@ -413,7 +413,6 @@ void kill_part(int i)
{ {
int x, y; int x, y;
if (parts[i].type != PT_PHOT) {
x = (int)(parts[i].x+0.5f); x = (int)(parts[i].x+0.5f);
y = (int)(parts[i].y+0.5f); y = (int)(parts[i].y+0.5f);
if (parts[i].type == PT_STKM) if (parts[i].type == PT_STKM)
@ -440,7 +439,6 @@ void kill_part(int i)
else if ((photons[y][x]>>8)==i) else if ((photons[y][x]>>8)==i)
photons[y][x] = 0; photons[y][x] = 0;
} }
}
parts[i].type = PT_NONE; parts[i].type = PT_NONE;
parts[i].life = pfree; parts[i].life = pfree;
@ -456,10 +454,18 @@ inline void part_change_type(int i, int x, int y, int t)
if (x<0 || y<0 || x>=XRES || y>=YRES || i>=NPART) if (x<0 || y<0 || x>=XRES || y>=YRES || i>=NPART)
return -1; return -1;
parts[i].type = t; parts[i].type = t;
if (t!=PT_STKM&&t!=PT_STKM2 && t!=PT_PHOT)// && t!=PT_NEUT) if (t==PT_PHOT)// || t==PT_NEUT)
pmap[y][x] = t|(i<<8); {
else if ((pmap[y][x]>>8)==i) photons[y][x] = t|(i<<8);
if ((pmap[y][x]>>8)==i)
pmap[y][x] = 0; pmap[y][x] = 0;
}
else
{
pmap[y][x] = t|(i<<8);
if ((photons[y][x]>>8)==i)
photons[y][x] = 0;
}
} }
#if defined(WIN32) && !defined(__GNUC__) #if defined(WIN32) && !defined(__GNUC__)
@ -498,6 +504,8 @@ inline int create_n_parts(int n, int x, int y, float vx, float vy, int t)
parts[i].tmp = 0; parts[i].tmp = 0;
if (t!=PT_STKM&&t!=PT_STKM2 && t!=PT_PHOT && !pmap[y][x])// && t!=PT_NEUT) if (t!=PT_STKM&&t!=PT_STKM2 && t!=PT_PHOT && !pmap[y][x])// && t!=PT_NEUT)
pmap[y][x] = t|(i<<8); pmap[y][x] = t|(i<<8);
else if (t==PT_PHOT && !photons[y][x])
photons[y][x] = t|(i<<8);
pv[y/CELL][x/CELL] += 6.0f * CFDS; pv[y/CELL][x/CELL] += 6.0f * CFDS;
} }
@ -2031,6 +2039,7 @@ killed:
if (ny!=y || nx!=x) if (ny!=y || nx!=x)
{ {
if ((pmap[y][x]>>8)==i) pmap[y][x] = 0; if ((pmap[y][x]>>8)==i) pmap[y][x] = 0;
else if (t==PT_PHOT&&(photons[y][x]>>8)==i) photons[y][x] = 0;
if (nx<CELL || nx>=XRES-CELL || ny<CELL || ny>=YRES-CELL) if (nx<CELL || nx>=XRES-CELL || ny<CELL || ny>=YRES-CELL)
{ {
kill_part(i); kill_part(i);