Merge pull request #945 from hourai-dev/shader-fix

Fix crash due to shader program linking error

Resources/Shaders/Shadow/MapRadiosityNull.vs

@@ -24,7 +24,7 @@ void PrepareForRadiosity_Map(vec3 vertexCoord, vec3 normal) {
 	hemisphereLighting = 1. - normal.z * .2;
 }
 
-void PrepareForRadiosityForMap_Map(vec3 vertexCoord, vec3 normal) {
+void PrepareForRadiosityForMap_Map(vec3 vertexCoord, vec3 centerCoord, vec3 normal) {
 	hemisphereLighting = 1. - normal.z * .2;
 }