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webgpu: Support more TextureFormats in GPUCanvasContext.configure() (#33504)

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* `descriptor` -> `configuration` to match spec

Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>

* Support more `TextureFormat`s in `GPUCanvasContext.configure()`

Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>

---------

Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>
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Samson 2024-09-20 15:14:08 +02:00 • committed by GitHub
parent 157e28c59b
commit 4bde9af515
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1 changed files with 25 additions and 16 deletions
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41
components/script/dom/gpucanvascontext.rs
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@ -201,26 +201,33 @@ impl GPUCanvasContextMethods for GPUCanvasContext {
}
/// <https://gpuweb.github.io/gpuweb/#dom-gpucanvascontext-configure>
fn Configure(&self, descriptor: &GPUCanvasConfiguration) -> Fallible<()> {
fn Configure(&self, configuration: &GPUCanvasConfiguration) -> Fallible<()> {
// Step 1 is let
// Step 2
descriptor
configuration
.device
.validate_texture_format_required_features(&descriptor.format)?;
let format = match descriptor.format {
GPUTextureFormat::Rgba8unorm | GPUTextureFormat::Rgba8unorm_srgb => ImageFormat::RGBA8,
.validate_texture_format_required_features(&configuration.format)?;
// Mapping between wr and wgpu can be determined by inspecting
// https://github.com/gfx-rs/wgpu/blob/9b36a3e129da04b018257564d5129caff240cb75/wgpu-hal/src/gles/conv.rs#L10
// https://github.com/servo/webrender/blob/1e73f384a7a86e413f91e9e430436a9bd83381cd/webrender/src/device/gl.rs#L4064
let format = match configuration.format {
GPUTextureFormat::R8unorm => ImageFormat::R8,
GPUTextureFormat::Bgra8unorm | GPUTextureFormat::Bgra8unorm_srgb => ImageFormat::BGRA8,
GPUTextureFormat::Rgba8unorm | GPUTextureFormat::Rgba8unorm_srgb => ImageFormat::RGBA8,
GPUTextureFormat::Rgba32float => ImageFormat::RGBAF32,
GPUTextureFormat::Rgba32sint => ImageFormat::RGBAI32,
GPUTextureFormat::Rg8unorm => ImageFormat::RG8,
_ => {
return Err(Error::Type(format!(
"SwapChain format({:?}) not supported",
descriptor.format
configuration.format
)))
},
};
// Step 3
for view_format in &descriptor.viewFormats {
descriptor
for view_format in &configuration.viewFormats {
configuration
.device
.validate_texture_format_required_features(view_format)?;
}
@ -228,16 +235,17 @@ impl GPUCanvasContextMethods for GPUCanvasContext {
// Step 4
let size = self.size();
let text_desc = GPUTextureDescriptor {
format: descriptor.format,
format: configuration.format,
mipLevelCount: 1,
sampleCount: 1,
usage: descriptor.usage | GPUTextureUsageConstants::COPY_SRC, // TODO: specs
// We need to add `COPY_SRC` so we can copy texture to presentation buffer
usage: configuration.usage | GPUTextureUsageConstants::COPY_SRC,
size: GPUExtent3D::GPUExtent3DDict(GPUExtent3DDict {
width: size.width as u32,
height: size.height as u32,
depthOrArrayLayers: 1,
}),
viewFormats: descriptor.viewFormats.clone(),
viewFormats: configuration.viewFormats.clone(),
// other members to default
parent: GPUObjectDescriptorBase {
label: USVString::default(),
@ -253,15 +261,15 @@ impl GPUCanvasContextMethods for GPUCanvasContext {
buffer_ids.push(
self.global()
.wgpu_id_hub()
.create_buffer_id(descriptor.device.id().0.backend()),
.create_buffer_id(configuration.device.id().0.backend()),
);
}
self.channel
.0
.send(WebGPURequest::CreateSwapChain {
device_id: descriptor.device.id().0,
queue_id: descriptor.device.GetQueue().id().0,
device_id: configuration.device.id().0,
queue_id: configuration.device.GetQueue().id().0,
buffer_ids,
context_id: self.context_id,
sender,
@ -270,8 +278,9 @@ impl GPUCanvasContextMethods for GPUCanvasContext {
})
.expect("Failed to create WebGPU SwapChain");
self.texture
.set(Some(&descriptor.device.CreateTexture(&text_desc).unwrap()));
self.texture.set(Some(
&configuration.device.CreateTexture(&text_desc).unwrap(),
));
self.webrender_image.set(Some(receiver.recv().unwrap()));
Ok(())