[geometry] default meshes will not be optimized as they are made to s…

…pec (for example, the mesh grid is supposed to be high density so that water can be emulated on it)

runtime/Rendering/Renderer_Resources.cpp

@@ -520,6 +520,9 @@ namespace spartan
                 mesh->SetResourceFilePath(project_directory + "standard_cone" + EXTENSION_MODEL);
             }
 
+            // don't optimize this geometry as it's made to spec
+            mesh->SetFlag(static_cast<uint32_t>(MeshFlags::PostProcessOptimize), false);
+
             mesh->AddGeometry(vertices, indices);
             mesh->SetType(type);
             mesh->PostProcess();