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light: hack around invalid normals in bounce lighting patches.. needs further investigation

This commit is contained in:
Eric Wasylishen 2016-11-04 01:26:48 -06:00
parent 8284eba493
commit 11304cf059
1 changed files with 6 additions and 1 deletions
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7
light/ltface.cc
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@ -1260,7 +1260,12 @@ ProjectPointOntoPlane(const vec3_t point, const plane_t *plane, vec3_t out)
void
GetDirectLighting(const globalconfig_t &cfg, raystream_t *rs, const vec3_t origin, const vec3_t normal, vec3_t colorout)
{
const float occlusion = DirtAtPoint(cfg, rs, origin, normal, /* FIXME: pass selfshadow? */ nullptr);
float occlusion = DirtAtPoint(cfg, rs, origin, normal, /* FIXME: pass selfshadow? */ nullptr);
if (isnan(occlusion)) {
// HACK: getting an invalid normal of (0, 0, 0).
occlusion = 0.0f;
}
VectorSet(colorout, 0, 0, 0);
for (const light_t &entity : GetLights()) {