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Update Box vertices comment (#7055)

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Old comment is Z-up ,  Fix comment for bevy Y-up

# Objective

- Update Box vertices comment for bevy Y-up

## Solution

- Update comment for Y-up

---

## Changelog

None

## Migration Guide

None
This commit is contained in:
ZoOL 2022-12-29 23:45:07 +00:00
parent d2963267ba
commit b027d402e2
1 changed files with 9 additions and 8 deletions
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17
crates/bevy_render/src/mesh/shape/mod.rs
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@ -73,13 +73,14 @@ impl Default for Box {
impl From<Box> for Mesh {
fn from(sp: Box) -> Self {
// suppose Y-up right hand, and camera look from +z to -z
let vertices = &[
// Top
// Front
([sp.min_x, sp.min_y, sp.max_z], [0., 0., 1.0], [0., 0.]),
([sp.max_x, sp.min_y, sp.max_z], [0., 0., 1.0], [1.0, 0.]),
([sp.max_x, sp.max_y, sp.max_z], [0., 0., 1.0], [1.0, 1.0]),
([sp.min_x, sp.max_y, sp.max_z], [0., 0., 1.0], [0., 1.0]),
// Bottom
// Back
([sp.min_x, sp.max_y, sp.min_z], [0., 0., -1.0], [1.0, 0.]),
([sp.max_x, sp.max_y, sp.min_z], [0., 0., -1.0], [0., 0.]),
([sp.max_x, sp.min_y, sp.min_z], [0., 0., -1.0], [0., 1.0]),
@ -94,12 +95,12 @@ impl From<Box> for Mesh {
([sp.min_x, sp.max_y, sp.max_z], [-1.0, 0., 0.], [0., 0.]),
([sp.min_x, sp.max_y, sp.min_z], [-1.0, 0., 0.], [0., 1.0]),
([sp.min_x, sp.min_y, sp.min_z], [-1.0, 0., 0.], [1.0, 1.0]),
// Front
// Top
([sp.max_x, sp.max_y, sp.min_z], [0., 1.0, 0.], [1.0, 0.]),
([sp.min_x, sp.max_y, sp.min_z], [0., 1.0, 0.], [0., 0.]),
([sp.min_x, sp.max_y, sp.max_z], [0., 1.0, 0.], [0., 1.0]),
([sp.max_x, sp.max_y, sp.max_z], [0., 1.0, 0.], [1.0, 1.0]),
// Back
// Bottom
([sp.max_x, sp.min_y, sp.max_z], [0., -1.0, 0.], [0., 0.]),
([sp.min_x, sp.min_y, sp.max_z], [0., -1.0, 0.], [1.0, 0.]),
([sp.min_x, sp.min_y, sp.min_z], [0., -1.0, 0.], [1.0, 1.0]),
@ -111,12 +112,12 @@ impl From<Box> for Mesh {
let uvs: Vec<_> = vertices.iter().map(|(_, _, uv)| *uv).collect();
let indices = Indices::U32(vec![
0, 1, 2, 2, 3, 0, // top
4, 5, 6, 6, 7, 4, // bottom
0, 1, 2, 2, 3, 0, // front
4, 5, 6, 6, 7, 4, // back
8, 9, 10, 10, 11, 8, // right
12, 13, 14, 14, 15, 12, // left
16, 17, 18, 18, 19, 16, // front
20, 21, 22, 22, 23, 20, // back
16, 17, 18, 18, 19, 16, // top
20, 21, 22, 22, 23, 20, // bottom
]);
let mut mesh = Mesh::new(PrimitiveTopology::TriangleList);