From 78a178b71073b82d337ceeb87c02844fa6a13550 Mon Sep 17 00:00:00 2001
From: Hanno Braun <hello@hannobraun.com>
Date: Mon, 4 Nov 2024 20:41:18 +0100
Subject: [PATCH] Add `Uniforms`

---
 experiments/2024-10-30/src/render.rs | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/experiments/2024-10-30/src/render.rs b/experiments/2024-10-30/src/render.rs
index 8d1145a8c..c36b07ef5 100644
--- a/experiments/2024-10-30/src/render.rs
+++ b/experiments/2024-10-30/src/render.rs
@@ -47,7 +47,7 @@ impl Renderer {
         let transform_buffer =
             device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
                 label: None,
-                contents: bytemuck::cast_slice(&[default_transform()]),
+                contents: bytemuck::cast_slice(&[Uniforms::default()]),
                 usage: wgpu::BufferUsages::UNIFORM,
             });
 
@@ -237,6 +237,19 @@ impl Renderer {
     }
 }
 
+#[derive(Clone, Copy, bytemuck::Pod, bytemuck::Zeroable)]
+#[repr(C)]
+pub struct Uniforms {
+    pub transform: Mat4,
+}
+
+impl Default for Uniforms {
+    fn default() -> Self {
+        let transform = default_transform();
+        Self { transform }
+    }
+}
+
 fn default_transform() -> Mat4 {
     let fov_y_radians = std::f32::consts::PI / 2.;
     let aspect_ratio = 1.;