patches fix

QTProject/mesh.cpp

@@ -465,7 +465,7 @@ void Mesh::renderMesh(QOpenGLShaderProgram *shader, int index, int subdivision,
 
                 std::shared_ptr<SubdivEntry> depthEntryMinusOne = entries[index].buffers[depth];
                 if(depth > 0){
-                    depthEntryMinusOne = entries[index].buffers[depth-1];
+                  //  depthEntryMinusOne = entries[index].buffers[depth-1];
                 }
 
                 shader->setUniformValue("depth",depth);