chore: Derive `Pod` and `Zeroable` traits from `bytemuck`

This removes all `unsafe` impls of `bytemuck` traits

Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "ab_glyph_rasterizer"
 version = "0.1.4"
@@ -269,6 +271,20 @@ name = "bytemuck"
 version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a4bad0c5981acc24bc09e532f35160f952e35422603f0563cd7a73c2c2e65a0"
+dependencies = [
+ "bytemuck_derive",
+]
+
+[[package]]
+name = "bytemuck_derive"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e215f8c2f9f79cb53c8335e687ffd07d5bfcb6fe5fc80723762d0be46e7cc54"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
 name = "byteorder"

render/wgpu/Cargo.toml

@@ -13,7 +13,7 @@ log = "0.4"
 lyon = "0.17.5"
 ruffle_core = { path = "../../core" }
 futures = "0.3.12"
-bytemuck = "1.5.0"
+bytemuck = { version = "1.5.0", features = ["derive"] }
 raw-window-handle = "0.3.3"
 clap = { version = "3.0.0-beta.2", optional = true }
 enum-map = "0.6.3"

render/wgpu/src/globals.rs

@@ -12,14 +12,11 @@ pub struct Globals {
 }
 
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 struct GlobalsUniform {
     view_matrix: [[f32; 4]; 4],
 }
 
-unsafe impl Pod for GlobalsUniform {}
-unsafe impl Zeroable for GlobalsUniform {}
-
 impl Globals {
     pub fn new(device: &wgpu::Device) -> Self {
         let layout_label = create_debug_label!("Globals bind group layout");

render/wgpu/src/lib.rs

@@ -127,25 +127,19 @@ pub enum MaskState {
 }
 
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 struct Transforms {
     world_matrix: [[f32; 4]; 4],
 }
 
-unsafe impl Pod for Transforms {}
-unsafe impl Zeroable for Transforms {}
-
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 struct TextureTransforms {
     u_matrix: [[f32; 4]; 4],
 }
 
-unsafe impl Pod for TextureTransforms {}
-unsafe impl Zeroable for TextureTransforms {}
-
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 struct ColorAdjustments {
     mult_color: [f32; 4],
     add_color: [f32; 4],
@@ -170,19 +164,13 @@ impl From<ColorTransform> for ColorAdjustments {
     }
 }
 
-unsafe impl Pod for ColorAdjustments {}
-unsafe impl Zeroable for ColorAdjustments {}
-
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 struct GpuVertex {
     position: [f32; 2],
     color: [f32; 4],
 }
 
-unsafe impl Pod for GpuVertex {}
-unsafe impl Zeroable for GpuVertex {}
-
 impl WgpuRenderBackend<SwapChainTarget> {
     pub fn for_window<W: HasRawWindowHandle>(
         window: &W,

render/wgpu/src/shapes.rs

@@ -6,7 +6,7 @@ use ruffle_core::backend::audio::swf::CharacterId;
 use wgpu::BufferSize;
 
 #[repr(C)]
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Pod, Zeroable)]
 pub struct GradientUniforms {
     pub colors: [[f32; 4]; 16],
     pub ratios: [f32; 16],
@@ -17,9 +17,6 @@ pub struct GradientUniforms {
     pub focal_point: f32,
 }
 
-unsafe impl Pod for GradientUniforms {}
-unsafe impl Zeroable for GradientUniforms {}
-
 #[derive(Debug)]
 pub struct Mesh {
     pub draws: Vec<Draw>,