1 files changed, 14 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_material.glsl b/source/blender/gpu/shaders/gpu_shader_material.glsl
index 9914c4bb362..f3bd817a7cc 100644
--- a/source/blender/gpu/shaders/gpu_shader_material.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_material.glsl
@@ -1358,6 +1358,13 @@ void mtex_cube_map(vec3 co, samplerCube ima, out float value, out vec4 color)
 	value = 1.0;
 }
 
+void mtex_cube_map_refl_from_refldir(
+        samplerCube ima, vec3 reflecteddirection, out float value, out vec4 color)
+{
+        color = textureCube(ima, reflecteddirection);
+        value = 1.0;
+}
+
 void mtex_cube_map_refl(
         samplerCube ima, vec3 vp, vec3 vn, mat4 viewmatrixinverse, mat4 viewmatrix,
         out float value, out vec4 color)
@@ -2182,6 +2189,13 @@ void shade_madd_clamped(vec4 col, vec4 col1, vec4 col2, out vec4 outcol)
 	outcol = col + max(col1 * col2, vec4(0.0, 0.0, 0.0, 0.0));
 }
 
+void env_apply(vec4 col, vec4 hor, vec4 zen, vec4 f, mat4 vm, vec3 vn, out vec4 outcol)
+{
+	vec3 vv = normalize(vm[2].xyz);
+	float skyfac = 0.5 * (1.0 + dot(vn, -vv));
+	outcol = col + f * mix(hor, zen, skyfac);
+}
+
 void shade_maddf(vec4 col, float f, vec4 col1, out vec4 outcol)
 {
 	outcol = col + f * col1;