add norm conversion to vertex undeform path

1 files changed, 9 insertions, 0 deletions

diff --git a/vertex.cginc b/vertex.cginc
index 634abb1..9cdbead 100644
--- a/vertex.cginc
+++ b/vertex.cginc
@@ -292,6 +292,15 @@ void undeform_normal(inout float3 objPos, inout float3 objNorm, inout float3 obj
     cursor -= 1;
   }
 #endif
+#if defined(_VERTEX_DEFORMATION_NORM_CONVERSION)
+  if (cursor > 0) {
+    VERTEX_DEFORM_NORM_CONVERSION_PREAMBLE;
+    float3 stageInput = posHistory[cursor - 1];
+    norm_conversion_undeform_normal(stageInput, objNorm, objTan, input_k, output_k, t);
+    objPos = stageInput;
+    cursor -= 1;
+  }
+#endif
 #if defined(_VERTEX_DEFORMATION_XY_TUBE)
   if (cursor > 0) {
     VERTEX_DEFORM_XY_TUBE_PREAMBLE;