Bugfix: sh9 dominant direction calculation

1 files changed, 3 insertions, 1 deletions

diff --git a/lighting.cginc b/lighting.cginc
index 04cff3c..f7fae86 100755
--- a/lighting.cginc
+++ b/lighting.cginc
@@ -207,7 +207,9 @@ float4 getIndirectDiffuse(v2f i, Pbr pbr, inout LightData light) {
     light.indirect.L01g,
     light.indirect.L01b
   );
-  float3 dom_dir = normalize(mul(mat, diffuse.xyz));
+  // Multiply unit vector by L1 matrix to get vector pointing in direction of
+  // light.
+  float3 dom_dir = normalize(mul(mat, float3(1,1,1)));
   float light_amount = dot(dom_dir, pbr.normal);
   float3 shadow_color = lerp(
     _Shadow_0_Color.rgb,