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Clear the padding in the light data buffers.

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Getting uninitialized memory in calloced space was interesting :P
This commit is contained in:
Bill Currie 2012-12-30 20:51:13 +09:00
parent 7c1d9d2b84
commit d2909cd4dd
1 changed files with 6 additions and 0 deletions
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6
tools/qflight/source/qflight.c
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@ -84,16 +84,22 @@ float minlights[MAX_MAP_FACES];
int
GetFileSpace (int size)
{
int oldsize;
int ofs;
LOCK;
oldsize = lightdata->size;
lightdata->size = (lightdata->size + 3) & ~3;
ofs = lightdata->size;
lightdata->size += size;
dstring_adjust (lightdata);
memset (lightdata->str + oldsize, 0, ofs - oldsize);
memset (lightdata->str + ofs, 0, size);
rgblightdata->size = (ofs + size) * 3;
dstring_adjust (rgblightdata);
memset (rgblightdata->str + oldsize * 3, 0, (ofs - oldsize) * 3);
memset (rgblightdata->str + ofs * 3, 0, size * 3);
UNLOCK;
return ofs;
}