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feat: add support for Voxels collider (#823)

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* feat: start adding voxels support and some additional testbed demo settings

* feat: add support for parry’s new Voxels collider shape

* fix voxels demos

* feat: support rectangular voxels and additional voxels initialization

* chore: switch to parry 0.20

* chore: fix cargo doc

* Fix testbed build
This commit is contained in:
Sébastien Crozet
2025-04-24 12:11:53 +02:00
committed by GitHub
parent 1c67c5e7f2
commit e44f636249
27 changed files with 891 additions and 223 deletions
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26
src_testbed/objects/node.rs
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@@ -17,7 +17,7 @@ use rapier::math::{Isometry, Real, Vector};
use crate::graphics::{BevyMaterial, InstancedMaterials, SELECTED_OBJECT_MATERIAL_KEY};
#[cfg(feature = "dim2")]
use {
na::{Point2, Vector2},
na::{vector, Point2, Vector2},
rapier::geometry::{Ball, Cuboid},
};
@@ -439,6 +439,26 @@ fn generate_collider_mesh(co_shape: &dyn Shape) -> Option<Mesh> {
.collect();
bevy_mesh((vertices, trimesh.indices().to_vec()))
}
ShapeType::Voxels => {
let mut vtx = vec![];
let mut idx = vec![];
let voxels = co_shape.as_voxels().unwrap();
let sz = voxels.voxel_size() / 2.0;
for (_, center, data) in voxels.centers() {
if !data.is_empty() {
let bid = vtx.len() as u32;
let center = point![center.x, center.y, 0.0];
vtx.push(center + vector![sz.x, sz.y, 0.0]);
vtx.push(center + vector![-sz.x, sz.y, 0.0]);
vtx.push(center + vector![-sz.x, -sz.y, 0.0]);
vtx.push(center + vector![sz.x, -sz.y, 0.0]);
idx.push([bid, bid + 1, bid + 2]);
idx.push([bid + 2, bid + 3, bid]);
}
}
bevy_mesh((vtx, idx))
}
ShapeType::Polyline => {
let polyline = co_shape.as_polyline().unwrap();
bevy_polyline((
@@ -495,6 +515,10 @@ fn generate_collider_mesh(co_shape: &dyn Shape) -> Option<Mesh> {
let poly = co_shape.as_round_convex_polyhedron().unwrap();
bevy_mesh(poly.inner_shape.to_trimesh())
}
ShapeType::Voxels => {
let voxels = co_shape.as_voxels().unwrap();
bevy_mesh(voxels.to_trimesh())
}
_ => return None,
};