added Normal.glsl BlinnPhongPureColor.mtl

2023-10-10 19:14:10 +08:00
parent 8a5711154f
commit 737438aaed
2 changed files with 41 additions and 0 deletions
--- a/ShaderLibrary/Normal.glsl
+++ b/ShaderLibrary/Normal.glsl
@@ -0,0 +1,9 @@
+mat3 GetNormalMatrix()
+{
+    return mat3(camera.view*GetLocalToWorld());
+}
+
+vec3 GetNormal(mat3 normal_matrix,vec3 normal)
+{
+    return normalize(normal_matrix*normal);
+}