Patch

data/shaders/lit_generic.vs

@@ -43,6 +43,7 @@ vec3 CalcPhongLighting( vec3 worldPos, vec3 normal, vec3 lightPos ) {
 void main() {
 	v_position = vec3( u_modelMatrix * vec4(a_position, 1.0) );
 	v_normal = vec3( mat3(u_modelMatrix) * a_normal );
+	v_normal = normalize(v_normal);
 	v_texcoord = a_texcoord;
 	
 	v_finalColor = CalcPhongLighting( v_position, v_normal, u_ligthPosition );