Add tetrahedron gizmos (#12914)

# Objective

- Adds tetrahedron gizmos, suggestion of #9400

## Solution

- Implement tetrahedron gizmos as a `gizmos.primitive_3d`

## Additional info

Here is a short video of the default tetrahedron :)


https://github.com/bevyengine/bevy/assets/62256001/a6f31b6f-78bc-4dc2-8f46-2ebd04ed8a0e

---------

Co-authored-by: François Mockers <francois.mockers@vleue.com>
This commit is contained in:
Lynn 2024-04-10 19:59:58 +02:00 committed by GitHub
parent 78c922509b
commit 597799a979
No known key found for this signature in database
GPG key ID: B5690EEEBB952194

View file

@ -6,7 +6,7 @@ use std::f32::consts::TAU;
use bevy_color::Color;
use bevy_math::primitives::{
BoxedPolyline3d, Capsule3d, Cone, ConicalFrustum, Cuboid, Cylinder, Line3d, Plane3d,
Polyline3d, Primitive3d, Segment3d, Sphere, Torus,
Polyline3d, Primitive3d, Segment3d, Sphere, Tetrahedron, Torus,
};
use bevy_math::{Dir3, Quat, Vec3};
@ -943,3 +943,32 @@ impl<T: GizmoConfigGroup> Drop for Torus3dBuilder<'_, '_, '_, T> {
});
}
}
// tetrahedron
impl<'w, 's, T: GizmoConfigGroup> GizmoPrimitive3d<Tetrahedron> for Gizmos<'w, 's, T> {
type Output<'a> = () where Self: 'a;
fn primitive_3d(
&mut self,
primitive: Tetrahedron,
position: Vec3,
rotation: Quat,
color: impl Into<Color>,
) -> Self::Output<'_> {
if !self.enabled {
return;
}
let [a, b, c, d] = primitive
.vertices
.map(rotate_then_translate_3d(rotation, position));
let lines = [(a, b), (a, c), (a, d), (b, c), (b, d), (c, d)];
let color = color.into();
for (a, b) in lines.into_iter() {
self.line(a, b, color);
}
}
}