light: tweak angle test for testlightonface.map.

2016-04-05 00:58:05 -06:00 · 2016-04-05 00:58:05 -06:00 · 163b599900
parent 47e7a981f6
commit 163b599900
1 changed files with 1 additions and 1 deletions
--- a/light/ltface.c
+++ b/light/ltface.c
@ -1144,7 +1144,7 @@ LightFace_Entity(const entity_t *entity, const lightsample_t *light,
        /* Check spotlight cone */
        VectorScale(ray, 1.0 / dist, ray);
        angle = DotProduct(ray, surfnorm);
-        if (angle <= 0)
+        if (angle < 0)
                continue;       //curved surfaces are allowed to have the light 'behind' the surface. omitting this check results in erroneous darkening on these surfaces
        spotscale = 1;
        if (entity->spotlight) {