load zeroed UVs as fallback in gltf loader (#1803)

fixes a lot of gltf loading failures (see bevyengine/bevy#1802)
dekirisu · May 6, 2021 · 1e5a1af · 1e5a1af
1 parent bb39848
commit 1e5a1af
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/loader.rs b/src/loader.rs
@@ -140,6 +140,11 @@ async fn load_gltf<'a, 'b>(
  .map(|v| VertexAttributeValues::Float32x2(v.into_f32().collect()))
  {
  mesh.set_attribute(Mesh::ATTRIBUTE_UV_0, vertex_attribute);
+ } else {
+ let len = mesh.count_vertices();
+ let uvs = vec![[0.0, 0.0]; len];
+ bevy_log::debug!("missing `TEXCOORD_0` vertex attribute, loading zeroed out UVs");
+ mesh.set_attribute(Mesh::ATTRIBUTE_UV_0, uvs);
  }
 
  if let Some(vertex_attribute) = reader