add Debug, Copy, Clone for all shapes (#1653)

crates/bevy_render/src/mesh/shape/capsule.rs

@@ -5,6 +5,7 @@ use crate::{
 use bevy_math::{Vec2, Vec3};
 
 /// A cylinder with hemispheres at the top and bottom
+#[derive(Debug, Copy, Clone)]
 pub struct Capsule {
     /// Radius on the xz plane.
     pub radius: f32,
@@ -32,7 +33,7 @@ impl Default for Capsule {
     }
 }
 
-#[derive(Clone, Copy)]
+#[derive(Debug, Clone, Copy)]
 /// Manner in which UV coordinates are distributed vertically.
 pub enum CapsuleUvProfile {
     /// UV space is distributed by how much of the capsule consists of the hemispheres.

crates/bevy_render/src/mesh/shape/icosphere.rs

@@ -6,7 +6,7 @@ use crate::{
 };
 
 /// A sphere made from a subdivided Icosahedron.
-#[derive(Debug)]
+#[derive(Debug, Clone, Copy)]
 pub struct Icosphere {
     /// The radius of the sphere.
     pub radius: f32,

crates/bevy_render/src/mesh/shape/mod.rs

@@ -2,6 +2,7 @@ use super::{Indices, Mesh};
 use crate::pipeline::PrimitiveTopology;
 use bevy_math::*;
 
+#[derive(Debug, Copy, Clone)]
 pub struct Cube {
     pub size: f32,
 }
@@ -24,6 +25,7 @@ impl From<Cube> for Mesh {
     }
 }
 
+#[derive(Debug, Copy, Clone)]
 pub struct Box {
     pub min_x: f32,
     pub max_x: f32,
@@ -118,7 +120,7 @@ impl From<Box> for Mesh {
 }
 
 /// A rectangle on the XY plane.
-#[derive(Debug)]
+#[derive(Debug, Copy, Clone)]
 pub struct Quad {
     /// Full width and height of the rectangle.
     pub size: Vec2,
@@ -126,6 +128,12 @@ pub struct Quad {
     pub flip: bool,
 }
 
+impl Default for Quad {
+    fn default() -> Self {
+        Quad::new(Vec2::ONE)
+    }
+}
+
 impl Quad {
     pub fn new(size: Vec2) -> Self {
         Self { size, flip: false }
@@ -214,12 +222,18 @@ impl From<Quad> for Mesh {
 }
 
 /// A square on the XZ plane.
-#[derive(Debug)]
+#[derive(Debug, Copy, Clone)]
 pub struct Plane {
     /// The total side length of the square.
     pub size: f32,
 }
 
+impl Default for Plane {
+    fn default() -> Self {
+        Plane { size: 1.0 }
+    }
+}
+
 impl From<Plane> for Mesh {
     fn from(plane: Plane) -> Self {
         let extent = plane.size / 2.0;

crates/bevy_render/src/mesh/shape/torus.rs

@@ -5,7 +5,7 @@ use crate::{
 use bevy_math::Vec3;
 
 /// A torus (donut) shape.
-#[derive(Debug)]
+#[derive(Debug, Clone, Copy)]
 pub struct Torus {
     pub radius: f32,
     pub ring_radius: f32,