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Blend specular color with reflected color

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This commit is contained in:
Eryn Wells 2013-09-21 17:14:47 -07:00
parent d5f640871c
commit a41817217a
1 changed files with 3 additions and 2 deletions
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5
src/scene.cc
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@ -268,6 +268,7 @@ Scene::trace_ray(const Ray &ray,
*/
float specular_level = shape_material.get_specular_level();
const Color &specular_color = shape_material.get_specular_color();
/*
* Compute the reflection ray. Computing the direction of the reflection ray is done by the following formula:
@ -280,10 +281,10 @@ Scene::trace_ray(const Ray &ray,
* The origin of the reflection ray is the point on the surface where the incoming ray intersected with it.
*/
Ray reflection_ray = Ray(intersection, ray.direction - 2.0 * normal * ray.direction.dot(normal));
Color specular_color = trace_ray(reflection_ray, depth + 1, weight * specular_level);
Color reflection_color = trace_ray(reflection_ray, depth + 1, weight * specular_level);
// TODO: Mix in specular_color of material.
out_color += specular_level * specular_color;
out_color += specular_level * specular_color * reflection_color;
return out_color;
}