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use a thread local static for `LightFace_CalculateDirt` so it's not continuously allocating/deallocating

This commit is contained in:
Jonathan 2022-06-23 01:47:28 -04:00
parent 59e543fabe
commit 1d21a33a3b
1 changed files with 4 additions and 5 deletions
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9
light/ltface.cc
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@ -2636,8 +2636,10 @@ static void LightFace_CalculateDirt(lightsurf_t *lightsurf)
// batch implementation:
qvec3d *myUps = new qvec3d[lightsurf->points.size()];
qvec3d *myRts = new qvec3d[lightsurf->points.size()];
thread_local static std::vector<qvec3d> myUps, myRts;
myUps.resize(lightsurf->points.size());
myRts.resize(lightsurf->points.size());
// init
for (int i = 0; i < lightsurf->points.size(); i++) {
@ -2685,9 +2687,6 @@ static void LightFace_CalculateDirt(lightsurf_t *lightsurf)
vec_t avgHitdist = lightsurf->occlusion[i] / (float)numDirtVectors;
lightsurf->occlusion[i] = 1 - (avgHitdist / cfg.dirtDepth.value());
}
delete[] myUps;
delete[] myRts;
}
// clamps negative values. applies gamma and rangescale. clamps values over 255