diff options
| -rw-r--r-- | src/modules/ray/ray_scene.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/modules/ray/ray_scene.c b/src/modules/ray/ray_scene.c index f78ed3e..21a3bfa 100644 --- a/src/modules/ray/ray_scene.c +++ b/src/modules/ray/ray_scene.c @@ -10,7 +10,7 @@ #include "ray_scene.h" #define MAX_RECURSION_DEPTH 4 - +#define MIN_RELEVANCE 0.05f /* Determine if the ray is obstructed by an object within the supplied distance, for shadows */ @@ -163,8 +163,6 @@ static inline ray_color_t trace_ray(ray_scene_t *scene, ray_ray_t *primary_ray) reflected_ray.direction = new_direction; ray = &reflected_ray; - - relevance *= reflectivity; } nearest_object = find_nearest_intersection(scene, reflector, ray, depth, &nearest_distance); @@ -182,7 +180,7 @@ static inline ray_color_t trace_ray(ray_scene_t *scene, ray_ray_t *primary_ray) } reflector = nearest_object; - } while (reflector && (++depth < MAX_RECURSION_DEPTH)); + } while (reflector && (++depth < MAX_RECURSION_DEPTH) && (relevance *= reflectivity) >= MIN_RELEVANCE); return color; } |