90 lines
3.1 KiB
Rust
90 lines
3.1 KiB
Rust
// ▄████████▄ + ███ + ▄█████████ ███ +
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// ███▀ ▀███ + + ███ ███▀ + ███ + +
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// ███ + ███ ███ ███ █████████ ███ ███ ███ ███
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// ███ +███ ███ ███ ███ ███▐██████ ███ ███ ███
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// ███ + ███ ███+ ███ +███ ███ + ███ ███ + ███
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// ███▄ ▄███ ███▄ ███ ███ + ███ + ███ ███▄ ███
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// ▀████████▀ + ▀███████ ███▄ ███▄ ▀████ ▀███████
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// + + + ███
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// + ▀████████████████████████████████████████████████████▀
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//
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// This module manages graphics shaders.
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use bevy::prelude::*;
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use bevy::render::render_resource::{AsBindGroup, ShaderRef};
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use bevy::pbr::{ExtendedMaterial, MaterialExtension, OpaqueRendererMethod};
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pub struct ShadingPlugin;
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impl Plugin for ShadingPlugin {
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fn build(&self, app: &mut App) {
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app.add_plugins(MaterialPlugin::<JupitersRing>::default());
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app.add_plugins(MaterialPlugin::<SkyBox>::default());
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app.add_plugins(MaterialPlugin::<ExtendedMaterial<StandardMaterial, AsteroidSurface, >>::default());
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}
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}
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// Jupiter's Ring
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#[derive(Asset, TypePath, AsBindGroup, Debug, Clone)]
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pub struct JupitersRing {
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pub alpha_mode: AlphaMode,
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#[uniform(0)]
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pub ring_radius: f32,
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#[uniform(1)]
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pub jupiter_radius: f32,
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}
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impl Material for JupitersRing {
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fn fragment_shader() -> ShaderRef {
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"shaders/jupiters_rings.wgsl".into()
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}
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fn alpha_mode(&self) -> AlphaMode {
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self.alpha_mode
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}
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}
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// Sky Box
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#[derive(Asset, TypePath, AsBindGroup, Debug, Clone)]
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pub struct SkyBox {}
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impl Material for SkyBox {
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fn fragment_shader() -> ShaderRef {
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"shaders/skybox.wgsl".into()
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}
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}
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// Asteroid Surface
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#[derive(Asset, Reflect, AsBindGroup, Debug, Clone)]
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pub struct AsteroidSurface {
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#[uniform(100)]
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quantize_steps: u32
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}
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impl MaterialExtension for AsteroidSurface {
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fn fragment_shader() -> ShaderRef {
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"shaders/material_asteroid.wgsl".into()
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}
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fn deferred_fragment_shader() -> ShaderRef {
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"shaders/material_asteroid.wgsl".into()
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}
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}
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impl AsteroidSurface {
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pub fn material() -> ExtendedMaterial<StandardMaterial, AsteroidSurface> {
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ExtendedMaterial {
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base: StandardMaterial {
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base_color: Color::rgb(0.29, 0.255, 0.208),
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perceptual_roughness: 1.0,
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opaque_render_method: OpaqueRendererMethod::Auto,
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..default()
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},
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extension: Self::default(),
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}
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}
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}
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impl Default for AsteroidSurface {
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fn default() -> Self {
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Self {
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quantize_steps: 3,
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}
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}
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}
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