bugfix: Fixed the issue that draco compressed gltf files cannot be loaded normally (#5882) (#5883)

Co-authored-by: Kim Kulling <kimkulling@users.noreply.github.com>
2024-12-04 22:03:57 +01:00
parent ff61095928
commit 164a5ae8cf
3 changed files with 23 additions and 0 deletions
@@ -294,6 +294,8 @@ inline void SetDecodedIndexBuffer_Draco(const draco::Mesh &dracoMesh, Mesh::Prim
    // Usually uint32_t but shouldn't assume
    if (sizeof(dracoMesh.face(draco::FaceIndex(0))[0]) == componentBytes) {
        memcpy(decodedIndexBuffer->GetPointer(), &dracoMesh.face(draco::FaceIndex(0))[0], decodedIndexBuffer->byteLength);
+        // Assign this alternate data buffer to the accessor
+        prim.indices->decodedBuffer.swap(decodedIndexBuffer);
        return;
    }