Evaluate specular reflections using specular dominant direction instead of assuming mirror reflections

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gles3/shaders/scene.glsl b/drivers/gles3/shaders/scene.glsl
index 4f2be8bf60..b3e883b566 100644
--- a/drivers/gles3/shaders/scene.glsl
+++ b/drivers/gles3/shaders/scene.glsl
@@ -1049,6 +1049,7 @@ void main() {
 #else
 		vec3 ref_vec = reflect(-view, normal);
 #endif
+		ref_vec = mix(ref_vec, normal, roughness * roughness);
 		float horizon = min(1.0 + dot(ref_vec, normal), 1.0);
 		ref_vec = scene_data.radiance_inverse_xform * ref_vec;
 		specular_light = textureLod(radiance_map, ref_vec, roughness * RADIANCE_MAX_LOD).rgb;