shade

.vscode/settings.json

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+{
+    "cSpell.words": [
+        "raylib"
+    ]
+}

game/src/shaders/mod.rs

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+pub mod util;
+pub mod shader;

game/src/shaders/shader.rs

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+
+
+pub struct ShaderWrapper {
+
+}
+
+impl ShaderWrapper {
+    /// Construct a new shader wrapper.
+    pub fn new() -> Self {
+        Self {
+            
+        }
+    }
+}

game/src/shaders/util/dynamic_screen_texture.rs

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+use std::ops::{Deref, DerefMut};
+
+use raylib::{
+    texture::{RaylibTexture2D, RenderTexture2D},
+    RaylibHandle, RaylibThread,
+};
+
+/// A texture that resizes with the screen size
+pub struct DynScreenTexture {
+    texture: RenderTexture2D,
+}
+
+impl DynScreenTexture {
+    /// Construct a new dynamic screen texture.
+    pub fn new(raylib: &mut RaylibHandle, thread: &RaylibThread) -> Result<Self, String> {
+        Ok(Self {
+            texture: raylib.load_render_texture(
+                &thread,
+                raylib.get_screen_width() as u32,
+                raylib.get_screen_height() as u32,
+            )?,
+        })
+    }
+
+    /// Handle updating the texture
+    pub fn update(
+        &mut self,
+        raylib: &mut RaylibHandle,
+        thread: &RaylibThread,
+    ) -> Result<(), String> {
+        // Check if the window has been resized
+        if self.texture.width() != raylib.get_screen_width()
+            || self.texture.height() != raylib.get_screen_height()
+        {
+            self.texture = raylib.load_render_texture(
+                &thread,
+                raylib.get_screen_width() as u32,
+                raylib.get_screen_height() as u32,
+            )?;
+        }
+        Ok(())
+    }
+}
+
+impl Deref for DynScreenTexture {
+    type Target = RenderTexture2D;
+
+    fn deref(&self) -> &Self::Target {
+        &self.texture
+    }
+}
+
+impl DerefMut for DynScreenTexture {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.texture
+    }
+}

game/src/shaders/util/mod.rs

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+pub mod render_texture;
+pub mod dynamic_screen_texture;

game/src/shaders/util/render_texture.rs

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+use raylib::ffi::RenderTexture;
+
+/// Renders everything in the draw function to a texture
+pub fn render_to_texture<Func>(texture: &mut RenderTexture, draw_fn: Func) where Func: FnOnce() {
+    unsafe {
+        raylib::ffi::BeginTextureMode(*texture);
+    }
+    draw_fn();
+    unsafe {
+        raylib::ffi::EndTextureMode();
+    }
+}