bevyengine#1934 WIP

crates/bevy_math/src/geometry.rs

@@ -3,6 +3,7 @@ use glam::Vec2;
 use std::ops::{Add, AddAssign, Div, DivAssign, Mul, MulAssign, Sub, SubAssign};
 
 /// A two dimensional "size" as defined by a width and height
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/ui/ui.rs)
 #[derive(Copy, Clone, PartialEq, Debug, Reflect)]
 #[reflect(PartialEq)]
 pub struct Size<T: Reflect + PartialEq = f32> {
@@ -26,6 +27,7 @@ impl<T: Default + Reflect + PartialEq> Default for Size<T> {
 }
 
 /// A rect, as defined by its "side" locations
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/ui/ui.rs)
 #[derive(Copy, Clone, PartialEq, Debug, Reflect)]
 #[reflect(PartialEq)]
 pub struct Rect<T: Reflect + PartialEq> {

crates/bevy_pbr/src/entity.rs

@@ -11,6 +11,7 @@ use bevy_render::{
 use bevy_transform::prelude::{GlobalTransform, Transform};
 
 /// A component bundle for "pbr mesh" entities
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/pbr.rs)
 #[derive(Bundle)]
 pub struct PbrBundle {
     pub mesh: Handle<Mesh>,
@@ -41,6 +42,7 @@ impl Default for PbrBundle {
 }
 
 /// A component bundle for "light" entities
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/pbr.rs)
 #[derive(Debug, Bundle, Default)]
 pub struct PointLightBundle {
     pub point_light: PointLight,

crates/bevy_pbr/src/light.rs

@@ -153,6 +153,7 @@ impl DirectionalLightUniform {
 }
 
 // Ambient light color.
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/load_gltf.rs)
 #[derive(Debug)]
 pub struct AmbientLight {
     pub color: Color,

crates/bevy_pbr/src/material.rs

@@ -4,6 +4,7 @@ use bevy_render::{color::Color, renderer::RenderResources, shader::ShaderDefs, t
 
 /// A material with "standard" properties used in PBR lighting
 /// Standard property values with pictures here https://google.github.io/filament/Material%20Properties.pdf
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/texture.rs)
 #[derive(Debug, RenderResources, ShaderDefs, TypeUuid)]
 #[uuid = "dace545e-4bc6-4595-a79d-c224fc694975"]
 pub struct StandardMaterial {

crates/bevy_render/src/entity.rs

@@ -14,6 +14,7 @@ use bevy_ecs::bundle::Bundle;
 use bevy_transform::components::{GlobalTransform, Transform};
 
 /// A component bundle for "mesh" entities
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/shader/array_texture.rs)
 #[derive(Bundle, Default)]
 pub struct MeshBundle {
     pub mesh: Handle<Mesh>,
@@ -28,6 +29,7 @@ pub struct MeshBundle {
 /// Component bundle for camera entities with perspective projection
 ///
 /// Use this for 3D rendering.
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/3d_scene.rs)
 #[derive(Bundle)]
 pub struct PerspectiveCameraBundle {
     pub camera: Camera,
@@ -74,6 +76,8 @@ impl Default for PerspectiveCameraBundle {
 /// Component bundle for camera entities with orthographic projection
 ///
 /// Use this for 2D games, isometric games, CAD-like 3D views.
+/// [Example usage in 2D.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/orthographic.rs)
+/// [Example usage in 3D.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/orthographic.rs)
 #[derive(Bundle)]
 pub struct OrthographicCameraBundle {
     pub camera: Camera,
@@ -84,6 +88,7 @@ pub struct OrthographicCameraBundle {
 }
 
 impl OrthographicCameraBundle {
+    /// [Example usage](https://github.com/bevyengine/bevy/blob/latest/examples/2d/sprite.rs)
     pub fn new_2d() -> Self {
         // we want 0 to be "closest" and +far to be "farthest" in 2d, so we offset
         // the camera's translation by far and use a right handed coordinate system
@@ -104,6 +109,7 @@ impl OrthographicCameraBundle {
         }
     }
 
+    /// [Example usage](https://github.com/bevyengine/bevy/blob/latest/examples/3d/orthographic.rs)
     pub fn new_3d() -> Self {
         OrthographicCameraBundle {
             camera: Camera {

crates/bevy_render/src/render_graph/base.rs

@@ -15,10 +15,12 @@ use bevy_reflect::Reflect;
 use bevy_window::WindowId;
 
 /// A component that indicates that an entity should be drawn in the "main pass"
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/window/multiple_windows.rs)
 #[derive(Clone, Debug, Default, Reflect)]
 #[reflect(Component)]
 pub struct MainPass;
 
+/// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/3d/msaa.rs)
 #[derive(Debug)]
 pub struct Msaa {
     pub samples: u32,
@@ -31,6 +33,7 @@ impl Default for Msaa {
 }
 
 impl Msaa {
+    /// [Example usage.](https://github.com/bevyengine/bevy/blob/latest/examples/window/multiple_windows.rs)
     pub fn color_attachment(
         &self,
         attachment: TextureAttachment,