HnMaterial: fixed issue with texcoord mapping update

DiligentGraphics · Oct 4, 2024 · 99303aa · 99303aa
1 parent f34e9a7
commit 99303aa
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/Hydrogent/src/HnMaterial.cpp b/Hydrogent/src/HnMaterial.cpp
@@ -434,6 +434,12 @@ static TEXTURE_FORMAT GetMaterialTextureFormat(const pxr::TfToken& Name)
 
 HnMaterial::TexNameToCoordSetMapType HnMaterial::AllocateTextures(HnTextureRegistry& TexRegistry)
 {
+    // Keep old textures alive in the cache
+    auto OldTextures = std::move(m_Textures);
+
+    m_Textures.clear();
+    m_TexCoords.clear();
+
     // Texture name to texture coordinate set index (e.g. "diffuseColor" -> 0)
     TexNameToCoordSetMapType TexNameToCoordSetMap;