fix tangent generation

invert face direction
KhronosGroup · Oct 23, 2024 · 5b3fd06 · 5b3fd06
1 parent 04ce280
commit 5b3fd06
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/anari_test_scenes/scenes/file/gltf2anari.h b/src/anari_test_scenes/scenes/file/gltf2anari.h
@@ -134,7 +134,7 @@ static void set_tspace(const SMikkTSpaceContext *pContext,
   tangentData[idx].x = fv_tangent[0];
   tangentData[idx].y = fv_tangent[1];
   tangentData[idx].z = fv_tangent[2];
-  tangentData[idx].w = face_sign;
+  tangentData[idx].w = -face_sign;
 }
 /* END Mikktspace's API Functions*/