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Alternative fix for mesh2d_manual example #15883

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Oct 14, 2024
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Alternative fix for mesh2d_manual example #15883

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14 changes: 9 additions & 5 deletions examples/2d/mesh2d_manual.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ use bevy::{
math::{ops, FloatOrd},
prelude::*,
render::{
mesh::{Indices, RenderMesh},
mesh::{Indices, MeshVertexAttribute, RenderMesh},
render_asset::{RenderAssetUsages, RenderAssets},
render_phase::{
AddRenderCommand, DrawFunctions, PhaseItemExtraIndex, SetItemPipeline,
Expand Down Expand Up @@ -84,10 +84,14 @@ fn star(
}
// Set the position attribute
star.insert_attribute(Mesh::ATTRIBUTE_POSITION, v_pos);
// And a RGB color attribute as well
let mut v_color: Vec<[f32; 4]> = vec![LinearRgba::BLACK.to_f32_array()];
v_color.extend_from_slice(&[LinearRgba::from(YELLOW).to_f32_array(); 10]);
star.insert_attribute(Mesh::ATTRIBUTE_COLOR, v_color);
// And a RGB color attribute as well. A built-in `Mesh::ATTRIBUTE_COLOR` exists, but we
// use a custom vertex attribute here for demonstration purposes.
let mut v_color: Vec<u32> = vec![LinearRgba::BLACK.as_u32()];
v_color.extend_from_slice(&[LinearRgba::from(YELLOW).as_u32(); 10]);
star.insert_attribute(
MeshVertexAttribute::new("Vertex_Color", 1, VertexFormat::Uint32),
v_color,
);

// Now, we specify the indices of the vertex that are going to compose the
// triangles in our star. Vertices in triangles have to be specified in CCW
Expand Down