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[Merged by Bors] - Allow rendering meshes without UV coordinate data. #5222

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@komadori komadori commented Jul 6, 2022

Objective

Bevy requires meshes to include UV coordinates, even if the material does not use any textures, and will fail with an error ERROR bevy_pbr::material: Mesh is missing requested attribute: Vertex_Uv (MeshVertexAttributeId(2), pipeline type: Some("bevy_pbr::material::MaterialPipeline<bevy_pbr::pbr_material::StandardMaterial>")) otherwise. The objective of this PR is to permit this.

Solution

This PR follows the design of #4528, which added support for per-vertex colours. It adds a shader define called VERTEX_UVS which indicates the presence of UV coordinates to the shader.

@alice-i-cecile alice-i-cecile added A-Rendering Drawing game state to the screen C-Usability A targeted quality-of-life change that makes Bevy easier to use labels Jul 6, 2022
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afonsolage commented Jul 6, 2022

I think this relates to #5147 but it seems to solve the problem with UV. The problem will still happens with Position and Normal.

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This basically lgtm except for the unnecessary removal of the attribute in the example.

examples/3d/vertex_colors.rs Outdated Show resolved Hide resolved
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cart commented Jul 8, 2022

bors r+

bors bot pushed a commit that referenced this pull request Jul 8, 2022
# Objective

Bevy requires meshes to include UV coordinates, even if the material does not use any textures, and will fail with an error `ERROR bevy_pbr::material: Mesh is missing requested attribute: Vertex_Uv (MeshVertexAttributeId(2), pipeline type: Some("bevy_pbr::material::MaterialPipeline<bevy_pbr::pbr_material::StandardMaterial>"))` otherwise. The objective of this PR is to permit this.

## Solution

This PR follows the design of #4528, which added support for per-vertex colours. It adds a shader define called VERTEX_UVS which indicates the presence of UV coordinates to the shader.
@bors bors bot changed the title Allow rendering meshes without UV coordinate data. [Merged by Bors] - Allow rendering meshes without UV coordinate data. Jul 8, 2022
@bors bors bot closed this Jul 8, 2022
bors bot pushed a commit that referenced this pull request Jul 8, 2022
# Objective

Support removing attributes from meshes. For an example use case, meshes created using the bevy::predule::shape types or loaded from external files may have attributes that are not needed for the materials they will be rendered with.

This was extracted from PR #5222.

## Solution

Implement Mesh::remove_attribute().
inodentry pushed a commit to IyesGames/bevy that referenced this pull request Aug 8, 2022
# Objective

Bevy requires meshes to include UV coordinates, even if the material does not use any textures, and will fail with an error `ERROR bevy_pbr::material: Mesh is missing requested attribute: Vertex_Uv (MeshVertexAttributeId(2), pipeline type: Some("bevy_pbr::material::MaterialPipeline<bevy_pbr::pbr_material::StandardMaterial>"))` otherwise. The objective of this PR is to permit this.

## Solution

This PR follows the design of bevyengine#4528, which added support for per-vertex colours. It adds a shader define called VERTEX_UVS which indicates the presence of UV coordinates to the shader.
inodentry pushed a commit to IyesGames/bevy that referenced this pull request Aug 8, 2022
# Objective

Support removing attributes from meshes. For an example use case, meshes created using the bevy::predule::shape types or loaded from external files may have attributes that are not needed for the materials they will be rendered with.

This was extracted from PR bevyengine#5222.

## Solution

Implement Mesh::remove_attribute().
james7132 pushed a commit to james7132/bevy that referenced this pull request Oct 28, 2022
# Objective

Bevy requires meshes to include UV coordinates, even if the material does not use any textures, and will fail with an error `ERROR bevy_pbr::material: Mesh is missing requested attribute: Vertex_Uv (MeshVertexAttributeId(2), pipeline type: Some("bevy_pbr::material::MaterialPipeline<bevy_pbr::pbr_material::StandardMaterial>"))` otherwise. The objective of this PR is to permit this.

## Solution

This PR follows the design of bevyengine#4528, which added support for per-vertex colours. It adds a shader define called VERTEX_UVS which indicates the presence of UV coordinates to the shader.
james7132 pushed a commit to james7132/bevy that referenced this pull request Oct 28, 2022
# Objective

Support removing attributes from meshes. For an example use case, meshes created using the bevy::predule::shape types or loaded from external files may have attributes that are not needed for the materials they will be rendered with.

This was extracted from PR bevyengine#5222.

## Solution

Implement Mesh::remove_attribute().
ItsDoot pushed a commit to ItsDoot/bevy that referenced this pull request Feb 1, 2023
# Objective

Bevy requires meshes to include UV coordinates, even if the material does not use any textures, and will fail with an error `ERROR bevy_pbr::material: Mesh is missing requested attribute: Vertex_Uv (MeshVertexAttributeId(2), pipeline type: Some("bevy_pbr::material::MaterialPipeline<bevy_pbr::pbr_material::StandardMaterial>"))` otherwise. The objective of this PR is to permit this.

## Solution

This PR follows the design of bevyengine#4528, which added support for per-vertex colours. It adds a shader define called VERTEX_UVS which indicates the presence of UV coordinates to the shader.
ItsDoot pushed a commit to ItsDoot/bevy that referenced this pull request Feb 1, 2023
# Objective

Support removing attributes from meshes. For an example use case, meshes created using the bevy::predule::shape types or loaded from external files may have attributes that are not needed for the materials they will be rendered with.

This was extracted from PR bevyengine#5222.

## Solution

Implement Mesh::remove_attribute().
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6 participants