Auto merge of #27389 - kunalmohan:update-wgpu, r=kvark

Implement GPURenderBundles

<!-- Please describe your changes on the following line: -->
1. Implement `GPURenderBundleEncoder` and `GPURenderBundle`.
2. Update wgpu to use serializable descriptors.
3. Set user-defined labels on object creation.

r?@kvark

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `___` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors

<!-- Also, please make sure that "Allow edits from maintainers" checkbox is checked, so that we can help you if you get stuck somewhere along the way.-->

<!-- Pull requests that do not address these steps are welcome, but they will require additional verification as part of the review process. -->

Cargo.lock

@@ -3641,13 +3641,14 @@ checksum = "0419348c027fa7be448d2ae7ea0e4e04c2334c31dc4e74ab29f00a2a7ca69204"
 [[package]]
 name = "naga"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/naga?rev=a9228d2aed38c71388489a95817238ff98198fa3#a9228d2aed38c71388489a95817238ff98198fa3"
+source = "git+https://github.com/gfx-rs/naga?rev=94802078c3bc5d138f497419ea3e7a869f10916d#94802078c3bc5d138f497419ea3e7a869f10916d"
 dependencies = [
  "bitflags",
  "fxhash",
  "log",
  "num-traits",
  "spirv_headers",
+ "thiserror",
 ]
 
 [[package]]
@@ -6860,7 +6861,7 @@ dependencies = [
 [[package]]
 name = "wgpu-core"
 version = "0.5.0"
-source = "git+https://github.com/gfx-rs/wgpu#73b230871ea4428ed3fb1e6e8bff81a7364fcdb2"
+source = "git+https://github.com/gfx-rs/wgpu#8a2ee26fffcdf02fc5e7f0a29771f4720522f7d8"
 dependencies = [
  "arrayvec 0.5.1",
  "bitflags",
@@ -6880,7 +6881,6 @@ dependencies = [
  "ron",
  "serde",
  "smallvec 1.4.1",
- "spirv_headers",
  "thiserror",
  "tracing",
  "wgpu-types",
@@ -6889,7 +6889,7 @@ dependencies = [
 [[package]]
 name = "wgpu-types"
 version = "0.5.0"
-source = "git+https://github.com/gfx-rs/wgpu#73b230871ea4428ed3fb1e6e8bff81a7364fcdb2"
+source = "git+https://github.com/gfx-rs/wgpu#8a2ee26fffcdf02fc5e7f0a29771f4720522f7d8"
 dependencies = [
  "bitflags",
  "serde",

components/script/dom/bindings/trace.rs

@@ -168,12 +168,12 @@ use tendril::{StrTendril, TendrilSink};
 use time::{Duration, Timespec, Tm};
 use uuid::Uuid;
 use webgpu::{
-    wgpu::command::{ComputePass, RenderPass},
+    wgpu::command::{ComputePass, RenderBundleEncoder, RenderPass},
     wgt::BindGroupLayoutEntry,
     WebGPU, WebGPUAdapter, WebGPUBindGroup, WebGPUBindGroupLayout, WebGPUBuffer,
     WebGPUCommandBuffer, WebGPUCommandEncoder, WebGPUComputePipeline, WebGPUDevice,
-    WebGPUPipelineLayout, WebGPUQueue, WebGPURenderPipeline, WebGPUSampler, WebGPUShaderModule,
+    WebGPUPipelineLayout, WebGPUQueue, WebGPURenderBundle, WebGPURenderPipeline, WebGPUSampler,
-    WebGPUTexture, WebGPUTextureView,
+    WebGPUShaderModule, WebGPUTexture, WebGPUTextureView,
 };
 use webrender_api::{DocumentId, ExternalImageId, ImageKey};
 use webxr_api::{Finger, Hand, Ray, View};
@@ -618,6 +618,7 @@ unsafe_no_jsmanaged_fields!(WebGPUBindGroup);
 unsafe_no_jsmanaged_fields!(WebGPUBindGroupLayout);
 unsafe_no_jsmanaged_fields!(WebGPUComputePipeline);
 unsafe_no_jsmanaged_fields!(WebGPURenderPipeline);
+unsafe_no_jsmanaged_fields!(WebGPURenderBundle);
 unsafe_no_jsmanaged_fields!(WebGPUPipelineLayout);
 unsafe_no_jsmanaged_fields!(WebGPUQueue);
 unsafe_no_jsmanaged_fields!(WebGPUShaderModule);
@@ -630,6 +631,7 @@ unsafe_no_jsmanaged_fields!(WebGPUCommandEncoder);
 unsafe_no_jsmanaged_fields!(WebGPUDevice);
 unsafe_no_jsmanaged_fields!(BindGroupLayoutEntry);
 unsafe_no_jsmanaged_fields!(Option<RenderPass>);
+unsafe_no_jsmanaged_fields!(Option<RenderBundleEncoder>);
 unsafe_no_jsmanaged_fields!(Option<ComputePass>);
 unsafe_no_jsmanaged_fields!(GPUBufferState);
 unsafe_no_jsmanaged_fields!(GPUCommandEncoderState);

components/script/dom/gpuadapter.rs

@@ -103,6 +103,7 @@ impl GPUAdapterMethods for GPUAdapter {
                 descriptor: desc,
                 device_id: id,
                 pipeline_id,
+                label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
             })
             .is_err()
         {
@@ -119,6 +120,7 @@ impl AsyncWGPUListener for GPUAdapter {
                 device_id,
                 queue_id,
                 _descriptor,
+                label,
             } => {
                 let device = GPUDevice::new(
                     &self.global(),
@@ -128,6 +130,7 @@ impl AsyncWGPUListener for GPUAdapter {
                     Heap::default(),
                     device_id,
                     queue_id,
+                    label,
                 );
                 self.global().add_gpu_device(&device);
                 promise.resolve_native(&device);

components/script/dom/gpubindgroup.rs

@@ -26,10 +26,11 @@ impl GPUBindGroup {
         bind_group: WebGPUBindGroup,
         device: WebGPUDevice,
         layout: &GPUBindGroupLayout,
+        label: Option<USVString>,
     ) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             bind_group,
             device,
             layout: Dom::from_ref(layout),
@@ -41,9 +42,12 @@ impl GPUBindGroup {
         bind_group: WebGPUBindGroup,
         device: WebGPUDevice,
         layout: &GPUBindGroupLayout,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUBindGroup::new_inherited(bind_group, device, layout)),
+            Box::new(GPUBindGroup::new_inherited(
+                bind_group, device, layout, label,
+            )),
             global,
         )
     }

components/script/dom/gpubindgrouplayout.rs

@@ -19,17 +19,21 @@ pub struct GPUBindGroupLayout {
 }
 
 impl GPUBindGroupLayout {
-    fn new_inherited(bind_group_layout: WebGPUBindGroupLayout) -> Self {
+    fn new_inherited(bind_group_layout: WebGPUBindGroupLayout, label: Option<USVString>) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             bind_group_layout,
         }
     }
 
-    pub fn new(global: &GlobalScope, bind_group_layout: WebGPUBindGroupLayout) -> DomRoot<Self> {
+    pub fn new(
+        global: &GlobalScope,
+        bind_group_layout: WebGPUBindGroupLayout,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUBindGroupLayout::new_inherited(bind_group_layout)),
+            Box::new(GPUBindGroupLayout::new_inherited(bind_group_layout, label)),
             global,
         )
     }

components/script/dom/gpubuffer.rs

@@ -76,11 +76,12 @@ impl GPUBuffer {
         state: GPUBufferState,
         size: GPUSize64,
         map_info: DomRefCell<Option<GPUBufferMapInfo>>,
+        label: Option<USVString>,
     ) -> Self {
         Self {
             reflector_: Reflector::new(),
             channel,
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             state: Cell::new(state),
             device,
             buffer,
@@ -99,10 +100,11 @@ impl GPUBuffer {
         state: GPUBufferState,
         size: GPUSize64,
         map_info: DomRefCell<Option<GPUBufferMapInfo>>,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
             Box::new(GPUBuffer::new_inherited(
-                channel, buffer, device, state, size, map_info,
+                channel, buffer, device, state, size, map_info, label,
             )),
             global,
         )

components/script/dom/gpucanvascontext.rs

@@ -201,7 +201,13 @@ impl GPUCanvasContextMethods for GPUCanvasContext {
 
         self.webrender_image.set(Some(receiver.recv().unwrap()));
 
-        let swap_chain = GPUSwapChain::new(&self.global(), self.channel.clone(), &self, &*texture);
+        let swap_chain = GPUSwapChain::new(
+            &self.global(),
+            self.channel.clone(),
+            &self,
+            &*texture,
+            descriptor.parent.label.as_ref().cloned(),
+        );
         *self.swap_chain.borrow_mut() = Some(Dom::from_ref(&*swap_chain));
         swap_chain
     }

components/script/dom/gpucommandbuffer.rs

@@ -37,11 +37,12 @@ impl GPUCommandBuffer {
         channel: WebGPU,
         command_buffer: WebGPUCommandBuffer,
         buffers: HashSet<DomRoot<GPUBuffer>>,
+        label: Option<USVString>,
     ) -> Self {
         Self {
             channel,
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             command_buffer,
             buffers: DomRefCell::new(buffers.into_iter().map(|b| Dom::from_ref(&*b)).collect()),
         }
@@ -52,12 +53,14 @@ impl GPUCommandBuffer {
         channel: WebGPU,
         command_buffer: WebGPUCommandBuffer,
         buffers: HashSet<DomRoot<GPUBuffer>>,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
             Box::new(GPUCommandBuffer::new_inherited(
                 channel,
                 command_buffer,
                 buffers,
+                label,
             )),
             global,
         )

components/script/dom/gpucommandencoder.rs

@@ -25,6 +25,7 @@ use crate::dom::gpucomputepassencoder::GPUComputePassEncoder;
 use crate::dom::gpudevice::{convert_texture_size_to_dict, convert_texture_size_to_wgt};
 use crate::dom::gpurenderpassencoder::GPURenderPassEncoder;
 use dom_struct::dom_struct;
+use std::borrow::Cow;
 use std::cell::Cell;
 use std::collections::HashSet;
 use webgpu::wgpu::command as wgpu_com;
@@ -58,11 +59,12 @@ impl GPUCommandEncoder {
         device: WebGPUDevice,
         encoder: webgpu::WebGPUCommandEncoder,
         valid: bool,
+        label: Option<USVString>,
     ) -> Self {
         Self {
             channel,
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             device,
             encoder,
             buffers: DomRefCell::new(HashSet::new()),
@@ -77,10 +79,11 @@ impl GPUCommandEncoder {
         device: WebGPUDevice,
         encoder: webgpu::WebGPUCommandEncoder,
         valid: bool,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
             Box::new(GPUCommandEncoder::new_inherited(
-                channel, device, encoder, valid,
+                channel, device, encoder, valid, label,
             )),
             global,
         )
@@ -116,13 +119,18 @@ impl GPUCommandEncoderMethods for GPUCommandEncoder {
     /// https://gpuweb.github.io/gpuweb/#dom-gpucommandencoder-begincomputepass
     fn BeginComputePass(
         &self,
-        _descriptor: &GPUComputePassDescriptor,
+        descriptor: &GPUComputePassDescriptor,
     ) -> DomRoot<GPUComputePassEncoder> {
         self.set_state(
             GPUCommandEncoderState::EncodingComputePass,
             GPUCommandEncoderState::Open,
         );
-        GPUComputePassEncoder::new(&self.global(), self.channel.clone(), &self)
+        GPUComputePassEncoder::new(
+            &self.global(),
+            self.channel.clone(),
+            &self,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpucommandencoder-beginrenderpass
@@ -135,55 +143,6 @@ impl GPUCommandEncoderMethods for GPUCommandEncoder {
             GPUCommandEncoderState::Open,
         );
 
-        let colors = descriptor
-            .colorAttachments
-            .iter()
-            .map(|color| {
-                let (load_op, clear_value) = match color.loadValue {
-                    GPUColorLoad::GPULoadOp(_) => (wgpu_com::LoadOp::Load, wgt::Color::TRANSPARENT),
-                    GPUColorLoad::DoubleSequence(ref s) => {
-                        let mut w = s.clone();
-                        if w.len() < 3 {
-                            w.resize(3, Finite::wrap(0.0f64));
-                        }
-                        w.resize(4, Finite::wrap(1.0f64));
-                        (
-                            wgpu_com::LoadOp::Clear,
-                            wgt::Color {
-                                r: *w[0],
-                                g: *w[1],
-                                b: *w[2],
-                                a: *w[3],
-                            },
-                        )
-                    },
-                    GPUColorLoad::GPUColorDict(ref d) => (
-                        wgpu_com::LoadOp::Clear,
-                        wgt::Color {
-                            r: *d.r,
-                            g: *d.g,
-                            b: *d.b,
-                            a: *d.a,
-                        },
-                    ),
-                };
-                let channel = wgpu_com::PassChannel {
-                    load_op,
-                    store_op: match color.storeOp {
-                        GPUStoreOp::Store => wgpu_com::StoreOp::Store,
-                        GPUStoreOp::Clear => wgpu_com::StoreOp::Clear,
-                    },
-                    clear_value,
-                    read_only: false,
-                };
-                wgpu_com::ColorAttachmentDescriptor {
-                    attachment: color.attachment.id().0,
-                    resolve_target: color.resolveTarget.as_ref().map(|t| t.id().0),
-                    channel,
-                }
-            })
-            .collect::<Vec<_>>();
-
         let depth_stencil = descriptor.depthStencilAttachment.as_ref().map(|depth| {
             let (depth_load_op, clear_depth) = match depth.depthLoadValue {
                 GPULoadOpOrFloat::GPULoadOp(_) => (wgpu_com::LoadOp::Load, 0.0f32),
@@ -219,13 +178,70 @@ impl GPUCommandEncoderMethods for GPUCommandEncoder {
         });
 
         let desc = wgpu_com::RenderPassDescriptor {
-            color_attachments: colors.as_slice(),
+            color_attachments: Cow::Owned(
+                descriptor
+                    .colorAttachments
+                    .iter()
+                    .map(|color| {
+                        let (load_op, clear_value) = match color.loadValue {
+                            GPUColorLoad::GPULoadOp(_) => {
+                                (wgpu_com::LoadOp::Load, wgt::Color::TRANSPARENT)
+                            },
+                            GPUColorLoad::DoubleSequence(ref s) => {
+                                let mut w = s.clone();
+                                if w.len() < 3 {
+                                    w.resize(3, Finite::wrap(0.0f64));
+                                }
+                                w.resize(4, Finite::wrap(1.0f64));
+                                (
+                                    wgpu_com::LoadOp::Clear,
+                                    wgt::Color {
+                                        r: *w[0],
+                                        g: *w[1],
+                                        b: *w[2],
+                                        a: *w[3],
+                                    },
+                                )
+                            },
+                            GPUColorLoad::GPUColorDict(ref d) => (
+                                wgpu_com::LoadOp::Clear,
+                                wgt::Color {
+                                    r: *d.r,
+                                    g: *d.g,
+                                    b: *d.b,
+                                    a: *d.a,
+                                },
+                            ),
+                        };
+                        let channel = wgpu_com::PassChannel {
+                            load_op,
+                            store_op: match color.storeOp {
+                                GPUStoreOp::Store => wgpu_com::StoreOp::Store,
+                                GPUStoreOp::Clear => wgpu_com::StoreOp::Clear,
+                            },
+                            clear_value,
+                            read_only: false,
+                        };
+                        wgpu_com::ColorAttachmentDescriptor {
+                            attachment: color.attachment.id().0,
+                            resolve_target: color.resolveTarget.as_ref().map(|t| t.id().0),
+                            channel,
+                        }
+                    })
+                    .collect::<Vec<_>>(),
+            ),
             depth_stencil_attachment: depth_stencil.as_ref(),
         };
 
         let render_pass = wgpu_com::RenderPass::new(self.encoder.0, desc);
 
-        GPURenderPassEncoder::new(&self.global(), self.channel.clone(), render_pass, &self)
+        GPURenderPassEncoder::new(
+            &self.global(),
+            self.channel.clone(),
+            render_pass,
+            &self,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpucommandencoder-copybuffertobuffer
@@ -349,7 +365,7 @@ impl GPUCommandEncoderMethods for GPUCommandEncoder {
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpucommandencoder-finish
-    fn Finish(&self, _descriptor: &GPUCommandBufferDescriptor) -> DomRoot<GPUCommandBuffer> {
+    fn Finish(&self, descriptor: &GPUCommandBufferDescriptor) -> DomRoot<GPUCommandBuffer> {
         self.channel
             .0
             .send(WebGPURequest::CommandEncoderFinish {
@@ -366,6 +382,7 @@ impl GPUCommandEncoderMethods for GPUCommandEncoder {
             self.channel.clone(),
             buffer,
             self.buffers.borrow_mut().drain().collect(),
+            descriptor.parent.label.as_ref().cloned(),
         )
     }
 }

components/script/dom/gpucomputepassencoder.rs

@@ -30,19 +30,28 @@ pub struct GPUComputePassEncoder {
 }
 
 impl GPUComputePassEncoder {
-    fn new_inherited(channel: WebGPU, parent: &GPUCommandEncoder) -> Self {
+    fn new_inherited(
+        channel: WebGPU,
+        parent: &GPUCommandEncoder,
+        label: Option<USVString>,
+    ) -> Self {
         Self {
             channel,
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             compute_pass: DomRefCell::new(Some(ComputePass::new(parent.id().0))),
             command_encoder: Dom::from_ref(parent),
         }
     }
 
-    pub fn new(global: &GlobalScope, channel: WebGPU, parent: &GPUCommandEncoder) -> DomRoot<Self> {
+    pub fn new(
+        global: &GlobalScope,
+        channel: WebGPU,
+        parent: &GPUCommandEncoder,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUComputePassEncoder::new_inherited(channel, parent)),
+            Box::new(GPUComputePassEncoder::new_inherited(channel, parent, label)),
             global,
         )
     }
@@ -86,7 +95,7 @@ impl GPUComputePassEncoderMethods for GPUComputePassEncoder {
                     command_encoder_id: self.command_encoder.id().0,
                     compute_pass,
                 })
-                .unwrap();
+                .expect("Failed to send RunComputePass");
 
             self.command_encoder.set_state(
                 GPUCommandEncoderState::Open,

components/script/dom/gpucomputepipeline.rs

@@ -20,17 +20,21 @@ pub struct GPUComputePipeline {
 }
 
 impl GPUComputePipeline {
-    fn new_inherited(compute_pipeline: WebGPUComputePipeline) -> Self {
+    fn new_inherited(compute_pipeline: WebGPUComputePipeline, label: Option<USVString>) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             compute_pipeline,
         }
     }
 
-    pub fn new(global: &GlobalScope, compute_pipeline: WebGPUComputePipeline) -> DomRoot<Self> {
+    pub fn new(
+        global: &GlobalScope,
+        compute_pipeline: WebGPUComputePipeline,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUComputePipeline::new_inherited(compute_pipeline)),
+            Box::new(GPUComputePipeline::new_inherited(compute_pipeline, label)),
             global,
         )
     }

components/script/dom/gpudevice.rs

@@ -17,6 +17,7 @@ use crate::dom::bindings::codegen::Bindings::GPUDeviceBinding::{
     GPUCommandEncoderDescriptor, GPUDeviceMethods,
 };
 use crate::dom::bindings::codegen::Bindings::GPUPipelineLayoutBinding::GPUPipelineLayoutDescriptor;
+use crate::dom::bindings::codegen::Bindings::GPURenderBundleEncoderBinding::GPURenderBundleEncoderDescriptor;
 use crate::dom::bindings::codegen::Bindings::GPURenderPipelineBinding::{
     GPUBlendDescriptor, GPUBlendFactor, GPUBlendOperation, GPUCullMode, GPUFrontFace,
     GPUIndexFormat, GPUInputStepMode, GPUPrimitiveTopology, GPURenderPipelineDescriptor,
@@ -50,6 +51,7 @@ use crate::dom::gpucommandencoder::GPUCommandEncoder;
 use crate::dom::gpucomputepipeline::GPUComputePipeline;
 use crate::dom::gpupipelinelayout::GPUPipelineLayout;
 use crate::dom::gpuqueue::GPUQueue;
+use crate::dom::gpurenderbundleencoder::GPURenderBundleEncoder;
 use crate::dom::gpurenderpipeline::GPURenderPipeline;
 use crate::dom::gpusampler::GPUSampler;
 use crate::dom::gpushadermodule::GPUShaderModule;
@@ -57,16 +59,17 @@ use crate::dom::gputexture::GPUTexture;
 use crate::dom::promise::Promise;
 use crate::realms::InRealm;
 use crate::script_runtime::JSContext as SafeJSContext;
-use arrayvec::ArrayVec;
 use dom_struct::dom_struct;
 use js::jsapi::{Heap, JSObject};
+use std::borrow::Cow;
 use std::cell::RefCell;
 use std::collections::HashMap;
 use std::ptr::NonNull;
 use std::rc::Rc;
-use std::string::String;
+use webgpu::wgpu::{
-use webgpu::wgpu::binding_model::BufferBinding;
+    binding_model as wgpu_bind, command::RenderBundleEncoder, pipeline as wgpu_pipe,
-use webgpu::{self, wgt, WebGPU, WebGPUBindings, WebGPURequest};
+};
+use webgpu::{self, wgt, WebGPU, WebGPURequest};
 
 type ErrorScopeId = u64;
 
@@ -116,6 +119,7 @@ impl GPUDevice {
         limits: Heap<*mut JSObject>,
         device: webgpu::WebGPUDevice,
         queue: &GPUQueue,
+        label: Option<String>,
     ) -> Self {
         Self {
             eventtarget: EventTarget::new_inherited(),
@@ -123,7 +127,7 @@ impl GPUDevice {
             adapter: Dom::from_ref(adapter),
             extensions,
             limits,
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label.map(|l| USVString::from(l))),
             device,
             default_queue: Dom::from_ref(queue),
             scope_context: DomRefCell::new(ScopeContext {
@@ -144,11 +148,12 @@ impl GPUDevice {
         limits: Heap<*mut JSObject>,
         device: webgpu::WebGPUDevice,
         queue: webgpu::WebGPUQueue,
+        label: Option<String>,
     ) -> DomRoot<Self> {
         let queue = GPUQueue::new(global, channel.clone(), queue);
         reflect_dom_object(
             Box::new(GPUDevice::new_inherited(
-                channel, adapter, extensions, limits, device, &queue,
+                channel, adapter, extensions, limits, device, &queue, label,
             )),
             global,
         )
@@ -247,11 +252,7 @@ impl GPUDeviceMethods for GPUDevice {
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createbuffer
     fn CreateBuffer(&self, descriptor: &GPUBufferDescriptor) -> DomRoot<GPUBuffer> {
         let wgpu_descriptor = wgt::BufferDescriptor {
-            label: descriptor
+            label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
-                .parent
-                .label
-                .as_ref()
-                .map(|s| String::from(s.as_ref())),
             size: descriptor.size,
             usage: match wgt::BufferUsage::from_bits(descriptor.usage) {
                 Some(u) => u,
@@ -299,6 +300,7 @@ impl GPUDeviceMethods for GPUDevice {
             state,
             descriptor.size,
             map_info,
+            descriptor.parent.label.as_ref().cloned(),
         )
     }
 
@@ -401,6 +403,15 @@ impl GPUDeviceMethods for GPUDevice {
             }
         }
 
+        let desc = wgt::BindGroupLayoutDescriptor {
+            label: descriptor
+                .parent
+                .label
+                .as_ref()
+                .map(|s| Cow::Owned(s.to_string())),
+            entries: Cow::Owned(entries.clone()),
+        };
+
         let bind_group_layout_id = self
             .global()
             .wgpu_id_hub()
@@ -411,19 +422,18 @@ impl GPUDeviceMethods for GPUDevice {
             .send(WebGPURequest::CreateBindGroupLayout {
                 device_id: self.device.0,
                 bind_group_layout_id,
-                entries: entries.clone(),
                 scope_id,
-                label: descriptor
+                descriptor: desc,
-                    .parent
-                    .label
-                    .as_ref()
-                    .map(|s| String::from(s.as_ref())),
             })
             .expect("Failed to create WebGPU BindGroupLayout");
 
         let bgl = webgpu::WebGPUBindGroupLayout(bind_group_layout_id);
 
-        let layout = GPUBindGroupLayout::new(&self.global(), bgl);
+        let layout = GPUBindGroupLayout::new(
+            &self.global(),
+            bgl,
+            descriptor.parent.label.as_ref().cloned(),
+        );
 
         self.bind_group_layouts
             .borrow_mut()
@@ -437,11 +447,16 @@ impl GPUDeviceMethods for GPUDevice {
         &self,
         descriptor: &GPUPipelineLayoutDescriptor,
     ) -> DomRoot<GPUPipelineLayout> {
-        let mut bgl_ids = Vec::new();
+        let desc = wgt::PipelineLayoutDescriptor {
-        descriptor
+            bind_group_layouts: Cow::Owned(
-            .bindGroupLayouts
+                descriptor
-            .iter()
+                    .bindGroupLayouts
-            .for_each(|each| bgl_ids.push(each.id().0));
+                    .iter()
+                    .map(|each| each.id().0)
+                    .collect::<Vec<_>>(),
+            ),
+            push_constant_ranges: Cow::Owned(vec![]),
+        };
 
         let scope_id = self.use_current_scope();
 
@@ -455,13 +470,17 @@ impl GPUDeviceMethods for GPUDevice {
             .send(WebGPURequest::CreatePipelineLayout {
                 device_id: self.device.0,
                 pipeline_layout_id,
-                bind_group_layouts: bgl_ids,
+                descriptor: desc,
                 scope_id,
             })
             .expect("Failed to create WebGPU PipelineLayout");
 
         let pipeline_layout = webgpu::WebGPUPipelineLayout(pipeline_layout_id);
-        GPUPipelineLayout::new(&self.global(), pipeline_layout)
+        GPUPipelineLayout::new(
+            &self.global(),
+            pipeline_layout,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createbindgroup
@@ -469,26 +488,36 @@ impl GPUDeviceMethods for GPUDevice {
         let entries = descriptor
             .entries
             .iter()
-            .map(|bind| {
+            .map(|bind| wgpu_bind::BindGroupEntry {
-                (
+                binding: bind.binding,
-                    bind.binding,
+                resource: match bind.resource {
-                    match bind.resource {
+                    GPUBindingResource::GPUSampler(ref s) => {
-                        GPUBindingResource::GPUSampler(ref s) => WebGPUBindings::Sampler(s.id().0),
+                        wgpu_bind::BindingResource::Sampler(s.id().0)
-                        GPUBindingResource::GPUTextureView(ref t) => {
-                            WebGPUBindings::TextureView(t.id().0)
-                        },
-                        GPUBindingResource::GPUBufferBindings(ref b) => {
-                            WebGPUBindings::Buffer(BufferBinding {
-                                buffer_id: b.buffer.id().0,
-                                offset: b.offset,
-                                size: b.size.and_then(wgt::BufferSize::new),
-                            })
-                        },
                     },
-                )
+                    GPUBindingResource::GPUTextureView(ref t) => {
+                        wgpu_bind::BindingResource::TextureView(t.id().0)
+                    },
+                    GPUBindingResource::GPUBufferBindings(ref b) => {
+                        wgpu_bind::BindingResource::Buffer(wgpu_bind::BufferBinding {
+                            buffer_id: b.buffer.id().0,
+                            offset: b.offset,
+                            size: b.size.and_then(wgt::BufferSize::new),
+                        })
+                    },
+                },
             })
             .collect::<Vec<_>>();
 
+        let desc = wgpu_bind::BindGroupDescriptor {
+            label: descriptor
+                .parent
+                .label
+                .as_ref()
+                .map(|l| Cow::Owned(l.to_string())),
+            layout: descriptor.layout.id().0,
+            entries: Cow::Owned(entries),
+        };
+
         let scope_id = self.use_current_scope();
 
         let bind_group_id = self
@@ -501,20 +530,20 @@ impl GPUDeviceMethods for GPUDevice {
             .send(WebGPURequest::CreateBindGroup {
                 device_id: self.device.0,
                 bind_group_id,
-                bind_group_layout_id: descriptor.layout.id().0,
+                descriptor: desc,
-                entries,
                 scope_id,
-                label: descriptor
-                    .parent
-                    .label
-                    .as_ref()
-                    .map(|s| String::from(s.as_ref())),
             })
             .expect("Failed to create WebGPU BindGroup");
 
         let bind_group = webgpu::WebGPUBindGroup(bind_group_id);
 
-        GPUBindGroup::new(&self.global(), bind_group, self.device, &*descriptor.layout)
+        GPUBindGroup::new(
+            &self.global(),
+            bind_group,
+            self.device,
+            &*descriptor.layout,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createshadermodule
@@ -543,7 +572,11 @@ impl GPUDeviceMethods for GPUDevice {
             .expect("Failed to create WebGPU ShaderModule");
 
         let shader_module = webgpu::WebGPUShaderModule(program_id);
-        GPUShaderModule::new(&self.global(), shader_module)
+        GPUShaderModule::new(
+            &self.global(),
+            shader_module,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createcomputepipeline
@@ -551,9 +584,6 @@ impl GPUDeviceMethods for GPUDevice {
         &self,
         descriptor: &GPUComputePipelineDescriptor,
     ) -> DomRoot<GPUComputePipeline> {
-        let pipeline = descriptor.parent.layout.id();
-        let program = descriptor.computeStage.module.id();
-        let entry_point = descriptor.computeStage.entryPoint.to_string();
         let compute_pipeline_id = self
             .global()
             .wgpu_id_hub()
@@ -562,20 +592,30 @@ impl GPUDeviceMethods for GPUDevice {
 
         let scope_id = self.use_current_scope();
 
+        let desc = wgpu_pipe::ComputePipelineDescriptor {
+            layout: descriptor.parent.layout.id().0,
+            compute_stage: wgpu_pipe::ProgrammableStageDescriptor {
+                module: descriptor.computeStage.module.id().0,
+                entry_point: Cow::Owned(descriptor.computeStage.entryPoint.to_string()),
+            },
+        };
+
         self.channel
             .0
             .send(WebGPURequest::CreateComputePipeline {
                 device_id: self.device.0,
                 scope_id,
                 compute_pipeline_id,
-                pipeline_layout_id: pipeline.0,
+                descriptor: desc,
-                program_id: program.0,
-                entry_point,
             })
             .expect("Failed to create WebGPU ComputePipeline");
 
         let compute_pipeline = webgpu::WebGPUComputePipeline(compute_pipeline_id);
-        GPUComputePipeline::new(&self.global(), compute_pipeline)
+        GPUComputePipeline::new(
+            &self.global(),
+            compute_pipeline,
+            descriptor.parent.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createcommandencoder
@@ -593,11 +633,7 @@ impl GPUDeviceMethods for GPUDevice {
             .send(WebGPURequest::CreateCommandEncoder {
                 device_id: self.device.0,
                 command_encoder_id,
-                label: descriptor
+                label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
-                    .parent
-                    .label
-                    .as_ref()
-                    .map(|s| String::from(s.as_ref())),
             })
             .expect("Failed to create WebGPU command encoder");
 
@@ -609,6 +645,7 @@ impl GPUDeviceMethods for GPUDevice {
             self.device,
             encoder,
             true,
+            descriptor.parent.label.as_ref().cloned(),
         )
     }
 
@@ -616,11 +653,7 @@ impl GPUDeviceMethods for GPUDevice {
     fn CreateTexture(&self, descriptor: &GPUTextureDescriptor) -> DomRoot<GPUTexture> {
         let size = convert_texture_size_to_dict(&descriptor.size);
         let desc = wgt::TextureDescriptor {
-            label: descriptor
+            label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
-                .parent
-                .label
-                .as_ref()
-                .map(|s| String::from(s.as_ref())),
             size: convert_texture_size_to_wgt(&size),
             mip_level_count: descriptor.mipLevelCount,
             sample_count: descriptor.sampleCount,
@@ -664,6 +697,7 @@ impl GPUDeviceMethods for GPUDevice {
             descriptor.dimension,
             descriptor.format,
             descriptor.usage,
+            descriptor.parent.label.as_ref().cloned(),
         )
     }
 
@@ -676,11 +710,7 @@ impl GPUDeviceMethods for GPUDevice {
             .create_sampler_id(self.device.0.backend());
         let compare_enable = descriptor.compare.is_some();
         let desc = wgt::SamplerDescriptor {
-            label: descriptor
+            label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
-                .parent
-                .label
-                .as_ref()
-                .map(|s| String::from(s.as_ref())),
             address_mode_u: convert_address_mode(descriptor.addressModeU),
             address_mode_v: convert_address_mode(descriptor.addressModeV),
             address_mode_w: convert_address_mode(descriptor.addressModeW),
@@ -704,7 +734,13 @@ impl GPUDeviceMethods for GPUDevice {
 
         let sampler = webgpu::WebGPUSampler(sampler_id);
 
-        GPUSampler::new(&self.global(), self.device, compare_enable, sampler)
+        GPUSampler::new(
+            &self.global(),
+            self.device,
+            compare_enable,
+            sampler,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createrenderpipeline
@@ -712,104 +748,113 @@ impl GPUDeviceMethods for GPUDevice {
         &self,
         descriptor: &GPURenderPipelineDescriptor,
     ) -> DomRoot<GPURenderPipeline> {
-        let vertex_module = descriptor.vertexStage.module.id().0;
-        let vertex_entry_point = descriptor.vertexStage.entryPoint.to_string();
-        let (fragment_module, fragment_entry_point) = match descriptor.fragmentStage {
-            Some(ref frag) => (Some(frag.module.id().0), Some(frag.entryPoint.to_string())),
-            None => (None, None),
-        };
-
-        let primitive_topology = match descriptor.primitiveTopology {
-            GPUPrimitiveTopology::Point_list => wgt::PrimitiveTopology::PointList,
-            GPUPrimitiveTopology::Line_list => wgt::PrimitiveTopology::LineList,
-            GPUPrimitiveTopology::Line_strip => wgt::PrimitiveTopology::LineStrip,
-            GPUPrimitiveTopology::Triangle_list => wgt::PrimitiveTopology::TriangleList,
-            GPUPrimitiveTopology::Triangle_strip => wgt::PrimitiveTopology::TriangleStrip,
-        };
-
         let ref rs_desc = descriptor.rasterizationState;
-        let rasterization_state = wgt::RasterizationStateDescriptor {
-            front_face: match rs_desc.frontFace {
-                GPUFrontFace::Ccw => wgt::FrontFace::Ccw,
-                GPUFrontFace::Cw => wgt::FrontFace::Cw,
-            },
-            cull_mode: match rs_desc.cullMode {
-                GPUCullMode::None => wgt::CullMode::None,
-                GPUCullMode::Front => wgt::CullMode::Front,
-                GPUCullMode::Back => wgt::CullMode::Back,
-            },
-            depth_bias: rs_desc.depthBias,
-            depth_bias_slope_scale: *rs_desc.depthBiasSlopeScale,
-            depth_bias_clamp: *rs_desc.depthBiasClamp,
-        };
-
-        let color_states = descriptor
-            .colorStates
-            .iter()
-            .map(|state| wgt::ColorStateDescriptor {
-                format: convert_texture_format(state.format),
-                alpha_blend: convert_blend_descriptor(&state.alphaBlend),
-                color_blend: convert_blend_descriptor(&state.colorBlend),
-                write_mask: match wgt::ColorWrite::from_bits(state.writeMask) {
-                    Some(mask) => mask,
-                    None => wgt::ColorWrite::empty(),
-                },
-            })
-            .collect::<ArrayVec<_>>();
-
-        let depth_stencil_state = if let Some(ref dss_desc) = descriptor.depthStencilState {
-            Some(wgt::DepthStencilStateDescriptor {
-                format: convert_texture_format(dss_desc.format),
-                depth_write_enabled: dss_desc.depthWriteEnabled,
-                depth_compare: convert_compare_function(dss_desc.depthCompare),
-                stencil_front: wgt::StencilStateFaceDescriptor {
-                    compare: convert_compare_function(dss_desc.stencilFront.compare),
-                    fail_op: convert_stencil_op(dss_desc.stencilFront.failOp),
-                    depth_fail_op: convert_stencil_op(dss_desc.stencilFront.depthFailOp),
-                    pass_op: convert_stencil_op(dss_desc.stencilFront.passOp),
-                },
-                stencil_back: wgt::StencilStateFaceDescriptor {
-                    compare: convert_compare_function(dss_desc.stencilBack.compare),
-                    fail_op: convert_stencil_op(dss_desc.stencilBack.failOp),
-                    depth_fail_op: convert_stencil_op(dss_desc.stencilBack.depthFailOp),
-                    pass_op: convert_stencil_op(dss_desc.stencilBack.passOp),
-                },
-                stencil_read_mask: dss_desc.stencilReadMask,
-                stencil_write_mask: dss_desc.stencilWriteMask,
-            })
-        } else {
-            None
-        };
-
         let ref vs_desc = descriptor.vertexState;
-        let vertex_state = (
+
-            match vs_desc.indexFormat {
+        let desc = wgpu_pipe::RenderPipelineDescriptor {
-                GPUIndexFormat::Uint16 => wgt::IndexFormat::Uint16,
+            layout: descriptor.parent.layout.id().0,
-                GPUIndexFormat::Uint32 => wgt::IndexFormat::Uint32,
+            vertex_stage: wgpu_pipe::ProgrammableStageDescriptor {
+                module: descriptor.vertexStage.module.id().0,
+                entry_point: Cow::Owned(descriptor.vertexStage.entryPoint.to_string()),
             },
-            vs_desc
+            fragment_stage: descriptor.fragmentStage.as_ref().map(|stage| {
-                .vertexBuffers
+                wgpu_pipe::ProgrammableStageDescriptor {
-                .iter()
+                    module: stage.module.id().0,
-                .map(|buffer| {
+                    entry_point: Cow::Owned(stage.entryPoint.to_string()),
-                    (
+                }
-                        buffer.arrayStride,
+            }),
-                        match buffer.stepMode {
+            rasterization_state: Some(wgt::RasterizationStateDescriptor {
-                            GPUInputStepMode::Vertex => wgt::InputStepMode::Vertex,
+                front_face: match rs_desc.frontFace {
-                            GPUInputStepMode::Instance => wgt::InputStepMode::Instance,
+                    GPUFrontFace::Ccw => wgt::FrontFace::Ccw,
+                    GPUFrontFace::Cw => wgt::FrontFace::Cw,
+                },
+                cull_mode: match rs_desc.cullMode {
+                    GPUCullMode::None => wgt::CullMode::None,
+                    GPUCullMode::Front => wgt::CullMode::Front,
+                    GPUCullMode::Back => wgt::CullMode::Back,
+                },
+                clamp_depth: rs_desc.clampDepth,
+                depth_bias: rs_desc.depthBias,
+                depth_bias_slope_scale: *rs_desc.depthBiasSlopeScale,
+                depth_bias_clamp: *rs_desc.depthBiasClamp,
+            }),
+            primitive_topology: match descriptor.primitiveTopology {
+                GPUPrimitiveTopology::Point_list => wgt::PrimitiveTopology::PointList,
+                GPUPrimitiveTopology::Line_list => wgt::PrimitiveTopology::LineList,
+                GPUPrimitiveTopology::Line_strip => wgt::PrimitiveTopology::LineStrip,
+                GPUPrimitiveTopology::Triangle_list => wgt::PrimitiveTopology::TriangleList,
+                GPUPrimitiveTopology::Triangle_strip => wgt::PrimitiveTopology::TriangleStrip,
+            },
+            color_states: Cow::Owned(
+                descriptor
+                    .colorStates
+                    .iter()
+                    .map(|state| wgt::ColorStateDescriptor {
+                        format: convert_texture_format(state.format),
+                        alpha_blend: convert_blend_descriptor(&state.alphaBlend),
+                        color_blend: convert_blend_descriptor(&state.colorBlend),
+                        write_mask: match wgt::ColorWrite::from_bits(state.writeMask) {
+                            Some(mask) => mask,
+                            None => wgt::ColorWrite::empty(),
                         },
-                        buffer
+                    })
-                            .attributes
+                    .collect::<Vec<_>>(),
-                            .iter()
+            ),
-                            .map(|att| wgt::VertexAttributeDescriptor {
+            depth_stencil_state: descriptor.depthStencilState.as_ref().map(|dss_desc| {
-                                format: convert_vertex_format(att.format),
+                wgt::DepthStencilStateDescriptor {
-                                offset: att.offset,
+                    format: convert_texture_format(dss_desc.format),
-                                shader_location: att.shaderLocation,
+                    depth_write_enabled: dss_desc.depthWriteEnabled,
-                            })
+                    depth_compare: convert_compare_function(dss_desc.depthCompare),
-                            .collect::<Vec<_>>(),
+                    stencil_front: wgt::StencilStateFaceDescriptor {
-                    )
+                        compare: convert_compare_function(dss_desc.stencilFront.compare),
-                })
+                        fail_op: convert_stencil_op(dss_desc.stencilFront.failOp),
-                .collect::<Vec<_>>(),
+                        depth_fail_op: convert_stencil_op(dss_desc.stencilFront.depthFailOp),
-        );
+                        pass_op: convert_stencil_op(dss_desc.stencilFront.passOp),
+                    },
+                    stencil_back: wgt::StencilStateFaceDescriptor {
+                        compare: convert_compare_function(dss_desc.stencilBack.compare),
+                        fail_op: convert_stencil_op(dss_desc.stencilBack.failOp),
+                        depth_fail_op: convert_stencil_op(dss_desc.stencilBack.depthFailOp),
+                        pass_op: convert_stencil_op(dss_desc.stencilBack.passOp),
+                    },
+                    stencil_read_mask: dss_desc.stencilReadMask,
+                    stencil_write_mask: dss_desc.stencilWriteMask,
+                }
+            }),
+            vertex_state: wgt::VertexStateDescriptor {
+                index_format: match vs_desc.indexFormat {
+                    GPUIndexFormat::Uint16 => wgt::IndexFormat::Uint16,
+                    GPUIndexFormat::Uint32 => wgt::IndexFormat::Uint32,
+                },
+                vertex_buffers: Cow::Owned(
+                    vs_desc
+                        .vertexBuffers
+                        .iter()
+                        .map(|buffer| wgt::VertexBufferDescriptor {
+                            stride: buffer.arrayStride,
+                            step_mode: match buffer.stepMode {
+                                GPUInputStepMode::Vertex => wgt::InputStepMode::Vertex,
+                                GPUInputStepMode::Instance => wgt::InputStepMode::Instance,
+                            },
+                            attributes: Cow::Owned(
+                                buffer
+                                    .attributes
+                                    .iter()
+                                    .map(|att| wgt::VertexAttributeDescriptor {
+                                        format: convert_vertex_format(att.format),
+                                        offset: att.offset,
+                                        shader_location: att.shaderLocation,
+                                    })
+                                    .collect::<Vec<_>>(),
+                            ),
+                        })
+                        .collect::<Vec<_>>(),
+                ),
+            },
+            sample_count: descriptor.sampleCount,
+            sample_mask: descriptor.sampleMask,
+            alpha_to_coverage_enabled: descriptor.alphaToCoverageEnabled,
+        };
 
         let render_pipeline_id = self
             .global()
@@ -825,25 +870,54 @@ impl GPUDeviceMethods for GPUDevice {
                 device_id: self.device.0,
                 render_pipeline_id,
                 scope_id,
-                pipeline_layout_id: descriptor.parent.layout.id().0,
+                descriptor: desc,
-                vertex_module,
-                vertex_entry_point,
-                fragment_module,
-                fragment_entry_point,
-                primitive_topology,
-                rasterization_state,
-                color_states,
-                depth_stencil_state,
-                vertex_state,
-                sample_count: descriptor.sampleCount,
-                sample_mask: descriptor.sampleMask,
-                alpha_to_coverage_enabled: descriptor.alphaToCoverageEnabled,
             })
             .expect("Failed to create WebGPU render pipeline");
 
         let render_pipeline = webgpu::WebGPURenderPipeline(render_pipeline_id);
 
-        GPURenderPipeline::new(&self.global(), render_pipeline, self.device)
+        GPURenderPipeline::new(
+            &self.global(),
+            render_pipeline,
+            self.device,
+            descriptor.parent.parent.label.as_ref().cloned(),
+        )
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-createrenderbundleencoder
+    fn CreateRenderBundleEncoder(
+        &self,
+        descriptor: &GPURenderBundleEncoderDescriptor,
+    ) -> DomRoot<GPURenderBundleEncoder> {
+        let desc = wgt::RenderBundleEncoderDescriptor {
+            label: descriptor
+                .parent
+                .label
+                .as_ref()
+                .map(|s| Cow::Owned(s.to_string())),
+            color_formats: Cow::Owned(
+                descriptor
+                    .colorFormats
+                    .iter()
+                    .map(|f| convert_texture_format(*f))
+                    .collect::<Vec<_>>(),
+            ),
+            depth_stencil_format: descriptor
+                .depthStencilFormat
+                .map(|f| convert_texture_format(f)),
+            sample_count: descriptor.sampleCount,
+        };
+
+        // Handle error gracefully
+        let render_bundle_encoder = RenderBundleEncoder::new(&desc, self.device.0, None).unwrap();
+
+        GPURenderBundleEncoder::new(
+            &self.global(),
+            render_bundle_encoder,
+            self.device,
+            self.channel.clone(),
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-pusherrorscope

components/script/dom/gpupipelinelayout.rs

@@ -19,17 +19,21 @@ pub struct GPUPipelineLayout {
 }
 
 impl GPUPipelineLayout {
-    fn new_inherited(pipeline_layout: WebGPUPipelineLayout) -> Self {
+    fn new_inherited(pipeline_layout: WebGPUPipelineLayout, label: Option<USVString>) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             pipeline_layout,
         }
     }
 
-    pub fn new(global: &GlobalScope, pipeline_layout: WebGPUPipelineLayout) -> DomRoot<Self> {
+    pub fn new(
+        global: &GlobalScope,
+        pipeline_layout: WebGPUPipelineLayout,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUPipelineLayout::new_inherited(pipeline_layout)),
+            Box::new(GPUPipelineLayout::new_inherited(pipeline_layout, label)),
             global,
         )
     }

components/script/dom/gpurenderbundle.rs

@@ -0,0 +1,75 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use crate::dom::bindings::cell::DomRefCell;
+use crate::dom::bindings::codegen::Bindings::GPURenderBundleBinding::GPURenderBundleMethods;
+use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
+use crate::dom::bindings::root::DomRoot;
+use crate::dom::bindings::str::USVString;
+use crate::dom::globalscope::GlobalScope;
+use dom_struct::dom_struct;
+use webgpu::{WebGPU, WebGPUDevice, WebGPURenderBundle};
+
+#[dom_struct]
+pub struct GPURenderBundle {
+    reflector_: Reflector,
+    #[ignore_malloc_size_of = "channels are hard"]
+    channel: WebGPU,
+    device: WebGPUDevice,
+    render_bundle: WebGPURenderBundle,
+    label: DomRefCell<Option<USVString>>,
+}
+
+impl GPURenderBundle {
+    fn new_inherited(
+        render_bundle: WebGPURenderBundle,
+        device: WebGPUDevice,
+        channel: WebGPU,
+        label: Option<USVString>,
+    ) -> Self {
+        Self {
+            reflector_: Reflector::new(),
+            render_bundle,
+            device,
+            channel,
+            label: DomRefCell::new(label),
+        }
+    }
+
+    pub fn new(
+        global: &GlobalScope,
+        render_bundle: WebGPURenderBundle,
+        device: WebGPUDevice,
+        channel: WebGPU,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
+        reflect_dom_object(
+            Box::new(GPURenderBundle::new_inherited(
+                render_bundle,
+                device,
+                channel,
+                label,
+            )),
+            global,
+        )
+    }
+}
+
+impl GPURenderBundle {
+    pub fn id(&self) -> WebGPURenderBundle {
+        self.render_bundle
+    }
+}
+
+impl GPURenderBundleMethods for GPURenderBundle {
+    /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
+    fn GetLabel(&self) -> Option<USVString> {
+        self.label.borrow().clone()
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
+    fn SetLabel(&self, value: Option<USVString>) {
+        *self.label.borrow_mut() = value;
+    }
+}

components/script/dom/gpurenderbundleencoder.rs

@@ -0,0 +1,213 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use crate::dom::bindings::cell::DomRefCell;
+use crate::dom::bindings::codegen::Bindings::GPURenderBundleBinding::GPURenderBundleDescriptor;
+use crate::dom::bindings::codegen::Bindings::GPURenderBundleEncoderBinding::GPURenderBundleEncoderMethods;
+use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
+use crate::dom::bindings::root::DomRoot;
+use crate::dom::bindings::str::USVString;
+use crate::dom::globalscope::GlobalScope;
+use crate::dom::gpubindgroup::GPUBindGroup;
+use crate::dom::gpubuffer::GPUBuffer;
+use crate::dom::gpurenderbundle::GPURenderBundle;
+use crate::dom::gpurenderpipeline::GPURenderPipeline;
+use dom_struct::dom_struct;
+use webgpu::{
+    wgpu::command::{bundle_ffi as wgpu_bundle, RenderBundleEncoder},
+    wgt, WebGPU, WebGPUDevice, WebGPURenderBundle, WebGPURequest,
+};
+
+#[dom_struct]
+pub struct GPURenderBundleEncoder {
+    reflector_: Reflector,
+    #[ignore_malloc_size_of = "channels are hard"]
+    channel: WebGPU,
+    device: WebGPUDevice,
+    #[ignore_malloc_size_of = "defined in wgpu-core"]
+    render_bundle_encoder: DomRefCell<Option<RenderBundleEncoder>>,
+    label: DomRefCell<Option<USVString>>,
+}
+
+impl GPURenderBundleEncoder {
+    fn new_inherited(
+        render_bundle_encoder: RenderBundleEncoder,
+        device: WebGPUDevice,
+        channel: WebGPU,
+        label: Option<USVString>,
+    ) -> Self {
+        Self {
+            reflector_: Reflector::new(),
+            render_bundle_encoder: DomRefCell::new(Some(render_bundle_encoder)),
+            device,
+            channel,
+            label: DomRefCell::new(label),
+        }
+    }
+
+    pub fn new(
+        global: &GlobalScope,
+        render_bundle_encoder: RenderBundleEncoder,
+        device: WebGPUDevice,
+        channel: WebGPU,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
+        reflect_dom_object(
+            Box::new(GPURenderBundleEncoder::new_inherited(
+                render_bundle_encoder,
+                device,
+                channel,
+                label,
+            )),
+            global,
+        )
+    }
+}
+
+impl GPURenderBundleEncoderMethods for GPURenderBundleEncoder {
+    /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
+    fn GetLabel(&self) -> Option<USVString> {
+        self.label.borrow().clone()
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
+    fn SetLabel(&self, value: Option<USVString>) {
+        *self.label.borrow_mut() = value;
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpuprogrammablepassencoder-setbindgroup
+    #[allow(unsafe_code)]
+    fn SetBindGroup(&self, index: u32, bind_group: &GPUBindGroup, dynamic_offsets: Vec<u32>) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            unsafe {
+                wgpu_bundle::wgpu_render_bundle_set_bind_group(
+                    encoder,
+                    index,
+                    bind_group.id().0,
+                    dynamic_offsets.as_ptr(),
+                    dynamic_offsets.len(),
+                )
+            };
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-setpipeline
+    fn SetPipeline(&self, pipeline: &GPURenderPipeline) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_set_pipeline(encoder, pipeline.id().0);
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-setindexbuffer
+    fn SetIndexBuffer(&self, buffer: &GPUBuffer, offset: u64, size: u64) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_set_index_buffer(
+                encoder,
+                buffer.id().0,
+                offset,
+                wgt::BufferSize::new(size),
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-setvertexbuffer
+    fn SetVertexBuffer(&self, slot: u32, buffer: &GPUBuffer, offset: u64, size: u64) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_set_vertex_buffer(
+                encoder,
+                slot,
+                buffer.id().0,
+                offset,
+                wgt::BufferSize::new(size),
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-draw
+    fn Draw(&self, vertex_count: u32, instance_count: u32, first_vertex: u32, first_instance: u32) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_draw(
+                encoder,
+                vertex_count,
+                instance_count,
+                first_vertex,
+                first_instance,
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-drawindexed
+    fn DrawIndexed(
+        &self,
+        index_count: u32,
+        instance_count: u32,
+        first_index: u32,
+        base_vertex: i32,
+        first_instance: u32,
+    ) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_draw_indexed(
+                encoder,
+                index_count,
+                instance_count,
+                first_index,
+                base_vertex,
+                first_instance,
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-drawindirect
+    fn DrawIndirect(&self, indirect_buffer: &GPUBuffer, indirect_offset: u64) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_bundle_draw_indirect(
+                encoder,
+                indirect_buffer.id().0,
+                indirect_offset,
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderencoderbase-drawindexedindirect
+    fn DrawIndexedIndirect(&self, indirect_buffer: &GPUBuffer, indirect_offset: u64) {
+        if let Some(encoder) = self.render_bundle_encoder.borrow_mut().as_mut() {
+            wgpu_bundle::wgpu_render_pass_bundle_indexed_indirect(
+                encoder,
+                indirect_buffer.id().0,
+                indirect_offset,
+            );
+        }
+    }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderbundleencoder-finish
+    fn Finish(&self, descriptor: &GPURenderBundleDescriptor) -> DomRoot<GPURenderBundle> {
+        let desc = wgt::RenderBundleDescriptor {
+            label: descriptor.parent.label.as_ref().map(|s| s.to_string()),
+        };
+        let encoder = self.render_bundle_encoder.borrow_mut().take().unwrap();
+        let render_bundle_id = self
+            .global()
+            .wgpu_id_hub()
+            .lock()
+            .create_render_bundle_id(self.device.0.backend());
+
+        self.channel
+            .0
+            .send(WebGPURequest::RenderBundleEncoderFinish {
+                render_bundle_encoder: encoder,
+                descriptor: desc,
+                render_bundle_id,
+            })
+            .expect("Failed to send RenderBundleEncoderFinish");
+
+        let render_bundle = WebGPURenderBundle(render_bundle_id);
+        GPURenderBundle::new(
+            &self.global(),
+            render_bundle,
+            self.device,
+            self.channel.clone(),
+            descriptor.parent.label.as_ref().cloned(),
+        )
+    }
+}

components/script/dom/gpurenderpassencoder.rs

@@ -13,6 +13,7 @@ use crate::dom::globalscope::GlobalScope;
 use crate::dom::gpubindgroup::GPUBindGroup;
 use crate::dom::gpubuffer::GPUBuffer;
 use crate::dom::gpucommandencoder::{GPUCommandEncoder, GPUCommandEncoderState};
+use crate::dom::gpurenderbundle::GPURenderBundle;
 use crate::dom::gpurenderpipeline::GPURenderPipeline;
 use dom_struct::dom_struct;
 use webgpu::{
@@ -32,11 +33,16 @@ pub struct GPURenderPassEncoder {
 }
 
 impl GPURenderPassEncoder {
-    fn new_inherited(channel: WebGPU, render_pass: RenderPass, parent: &GPUCommandEncoder) -> Self {
+    fn new_inherited(
+        channel: WebGPU,
+        render_pass: RenderPass,
+        parent: &GPUCommandEncoder,
+        label: Option<USVString>,
+    ) -> Self {
         Self {
             channel,
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             render_pass: DomRefCell::new(Some(render_pass)),
             command_encoder: Dom::from_ref(parent),
         }
@@ -47,12 +53,14 @@ impl GPURenderPassEncoder {
         channel: WebGPU,
         render_pass: RenderPass,
         parent: &GPUCommandEncoder,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
             Box::new(GPURenderPassEncoder::new_inherited(
                 channel,
                 render_pass,
                 parent,
+                label,
             )),
             global,
         )
@@ -125,11 +133,17 @@ impl GPURenderPassEncoderMethods for GPURenderPassEncoder {
                 b: *d.b,
                 a: *d.a,
             },
-            GPUColor::DoubleSequence(s) => wgt::Color {
+            GPUColor::DoubleSequence(mut s) => {
-                r: *s[0],
+                if s.len() < 3 {
-                g: *s[1],
+                    s.resize(3, Finite::wrap(0.0f64));
-                b: *s[2],
+                }
-                a: *s[3],
+                s.resize(4, Finite::wrap(1.0f64));
+                wgt::Color {
+                    r: *s[0],
+                    g: *s[1],
+                    b: *s[2],
+                    a: *s[3],
+                }
             },
         };
         if let Some(render_pass) = self.render_pass.borrow_mut().as_mut() {
@@ -153,7 +167,7 @@ impl GPURenderPassEncoderMethods for GPURenderPassEncoder {
                     command_encoder_id: self.command_encoder.id().0,
                     render_pass,
                 })
-                .unwrap();
+                .expect("Failed to send RunRenderPass");
 
             self.command_encoder.set_state(
                 GPUCommandEncoderState::Open,
@@ -249,4 +263,19 @@ impl GPURenderPassEncoderMethods for GPURenderPassEncoder {
             );
         }
     }
+
+    /// https://gpuweb.github.io/gpuweb/#dom-gpurenderpassencoder-executebundles
+    #[allow(unsafe_code)]
+    fn ExecuteBundles(&self, bundles: Vec<DomRoot<GPURenderBundle>>) {
+        let bundle_ids = bundles.iter().map(|b| b.id().0).collect::<Vec<_>>();
+        if let Some(render_pass) = self.render_pass.borrow_mut().as_mut() {
+            unsafe {
+                wgpu_render::wgpu_render_pass_execute_bundles(
+                    render_pass,
+                    bundle_ids.as_ptr(),
+                    bundle_ids.len(),
+                )
+            };
+        }
+    }
 }

components/script/dom/gpurenderpipeline.rs

@@ -21,10 +21,14 @@ pub struct GPURenderPipeline {
 }
 
 impl GPURenderPipeline {
-    fn new_inherited(render_pipeline: WebGPURenderPipeline, device: WebGPUDevice) -> Self {
+    fn new_inherited(
+        render_pipeline: WebGPURenderPipeline,
+        device: WebGPUDevice,
+        label: Option<USVString>,
+    ) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             render_pipeline,
             device,
         }
@@ -34,9 +38,14 @@ impl GPURenderPipeline {
         global: &GlobalScope,
         render_pipeline: WebGPURenderPipeline,
         device: WebGPUDevice,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPURenderPipeline::new_inherited(render_pipeline, device)),
+            Box::new(GPURenderPipeline::new_inherited(
+                render_pipeline,
+                device,
+                label,
+            )),
             global,
         )
     }

components/script/dom/gpusampler.rs

@@ -21,10 +21,15 @@ pub struct GPUSampler {
 }
 
 impl GPUSampler {
-    fn new_inherited(device: WebGPUDevice, compare_enable: bool, sampler: WebGPUSampler) -> Self {
+    fn new_inherited(
+        device: WebGPUDevice,
+        compare_enable: bool,
+        sampler: WebGPUSampler,
+        label: Option<USVString>,
+    ) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             device,
             sampler,
             compare_enable,
@@ -36,9 +41,15 @@ impl GPUSampler {
         device: WebGPUDevice,
         compare_enable: bool,
         sampler: WebGPUSampler,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUSampler::new_inherited(device, compare_enable, sampler)),
+            Box::new(GPUSampler::new_inherited(
+                device,
+                compare_enable,
+                sampler,
+                label,
+            )),
             global,
         )
     }

components/script/dom/gpushadermodule.rs

@@ -19,17 +19,21 @@ pub struct GPUShaderModule {
 }
 
 impl GPUShaderModule {
-    fn new_inherited(shader_module: WebGPUShaderModule) -> Self {
+    fn new_inherited(shader_module: WebGPUShaderModule, label: Option<USVString>) -> Self {
         Self {
             reflector_: Reflector::new(),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             shader_module,
         }
     }
 
-    pub fn new(global: &GlobalScope, shader_module: WebGPUShaderModule) -> DomRoot<Self> {
+    pub fn new(
+        global: &GlobalScope,
+        shader_module: WebGPUShaderModule,
+        label: Option<USVString>,
+    ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUShaderModule::new_inherited(shader_module)),
+            Box::new(GPUShaderModule::new_inherited(shader_module, label)),
             global,
         )
     }

components/script/dom/gpuswapchain.rs

@@ -24,13 +24,18 @@ pub struct GPUSwapChain {
 }
 
 impl GPUSwapChain {
-    fn new_inherited(channel: WebGPU, context: &GPUCanvasContext, texture: &GPUTexture) -> Self {
+    fn new_inherited(
+        channel: WebGPU,
+        context: &GPUCanvasContext,
+        texture: &GPUTexture,
+        label: Option<USVString>,
+    ) -> Self {
         Self {
             reflector_: Reflector::new(),
             channel,
             context: Dom::from_ref(context),
             texture: Dom::from_ref(texture),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
         }
     }
 
@@ -39,9 +44,12 @@ impl GPUSwapChain {
         channel: WebGPU,
         context: &GPUCanvasContext,
         texture: &GPUTexture,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
-            Box::new(GPUSwapChain::new_inherited(channel, context, texture)),
+            Box::new(GPUSwapChain::new_inherited(
+                channel, context, texture, label,
+            )),
             global,
         )
     }

components/script/dom/gputexture.rs

@@ -47,11 +47,12 @@ impl GPUTexture {
         dimension: GPUTextureDimension,
         format: GPUTextureFormat,
         texture_usage: u32,
+        label: Option<USVString>,
     ) -> Self {
         Self {
             reflector_: Reflector::new(),
             texture,
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             device,
             channel,
             texture_size,
@@ -74,6 +75,7 @@ impl GPUTexture {
         dimension: GPUTextureDimension,
         format: GPUTextureFormat,
         texture_usage: u32,
+        label: Option<USVString>,
     ) -> DomRoot<Self> {
         reflect_dom_object(
             Box::new(GPUTexture::new_inherited(
@@ -86,6 +88,7 @@ impl GPUTexture {
                 dimension,
                 format,
                 texture_usage,
+                label,
             )),
             global,
         )
@@ -179,7 +182,12 @@ impl GPUTextureMethods for GPUTexture {
 
         let texture_view = WebGPUTextureView(texture_view_id);
 
-        GPUTextureView::new(&self.global(), texture_view, &self)
+        GPUTextureView::new(
+            &self.global(),
+            texture_view,
+            &self,
+            descriptor.parent.label.as_ref().cloned(),
+        )
     }
 
     /// https://gpuweb.github.io/gpuweb/#dom-gputexture-destroy

components/script/dom/gputextureview.rs

@@ -21,11 +21,15 @@ pub struct GPUTextureView {
 }
 
 impl GPUTextureView {
-    fn new_inherited(texture_view: WebGPUTextureView, texture: &GPUTexture) -> GPUTextureView {
+    fn new_inherited(
+        texture_view: WebGPUTextureView,
+        texture: &GPUTexture,
+        label: Option<USVString>,
+    ) -> GPUTextureView {
         Self {
             reflector_: Reflector::new(),
             texture: Dom::from_ref(texture),
-            label: DomRefCell::new(None),
+            label: DomRefCell::new(label),
             texture_view,
         }
     }
@@ -34,9 +38,10 @@ impl GPUTextureView {
         global: &GlobalScope,
         texture_view: WebGPUTextureView,
         texture: &GPUTexture,
+        label: Option<USVString>,
     ) -> DomRoot<GPUTextureView> {
         reflect_dom_object(
-            Box::new(GPUTextureView::new_inherited(texture_view, texture)),
+            Box::new(GPUTextureView::new_inherited(texture_view, texture, label)),
             global,
         )
     }

components/script/dom/identityhub.rs

@@ -7,8 +7,8 @@ use webgpu::wgpu::{
     hub::IdentityManager,
     id::{
         AdapterId, BindGroupId, BindGroupLayoutId, BufferId, CommandEncoderId, ComputePipelineId,
-        DeviceId, PipelineLayoutId, RenderPipelineId, SamplerId, ShaderModuleId, TextureId,
+        DeviceId, PipelineLayoutId, RenderBundleId, RenderPipelineId, SamplerId, ShaderModuleId,
-        TextureViewId,
+        TextureId, TextureViewId,
     },
 };
 use webgpu::wgt::Backend;
@@ -28,6 +28,7 @@ pub struct IdentityHub {
     texture_views: IdentityManager,
     samplers: IdentityManager,
     render_pipelines: IdentityManager,
+    render_bundles: IdentityManager,
 }
 
 impl IdentityHub {
@@ -46,6 +47,7 @@ impl IdentityHub {
             texture_views: IdentityManager::default(),
             samplers: IdentityManager::default(),
             render_pipelines: IdentityManager::default(),
+            render_bundles: IdentityManager::default(),
         }
     }
 }
@@ -215,4 +217,12 @@ impl Identities {
     pub fn kill_texture_view_id(&mut self, id: TextureViewId) {
         self.select(id.backend()).texture_views.free(id);
     }
+
+    pub fn create_render_bundle_id(&mut self, backend: Backend) -> RenderBundleId {
+        self.select(backend).render_bundles.alloc(backend)
+    }
+
+    pub fn kill_render_bundle_id(&mut self, id: RenderBundleId) {
+        self.select(id.backend()).render_bundles.free(id);
+    }
 }

components/script/dom/mod.rs

@@ -338,6 +338,8 @@ pub mod gpumapmode;
 pub mod gpuoutofmemoryerror;
 pub mod gpupipelinelayout;
 pub mod gpuqueue;
+pub mod gpurenderbundle;
+pub mod gpurenderbundleencoder;
 pub mod gpurenderpassencoder;
 pub mod gpurenderpipeline;
 pub mod gpusampler;

components/script/dom/webidls/GPUDevice.webidl

@@ -3,7 +3,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 // https://gpuweb.github.io/gpuweb/#gpudevice
-[Exposed=(Window, DedicatedWorker)/*, Serializable */, Pref="dom.webgpu.enabled"]
+[Exposed=(Window, DedicatedWorker), /*Serializable,*/ Pref="dom.webgpu.enabled"]
 interface GPUDevice : EventTarget {
     [SameObject] readonly attribute GPUAdapter adapter;
     readonly attribute object extensions;
@@ -24,7 +24,7 @@ interface GPUDevice : EventTarget {
     GPURenderPipeline createRenderPipeline(GPURenderPipelineDescriptor descriptor);
 
     GPUCommandEncoder createCommandEncoder(optional GPUCommandEncoderDescriptor descriptor = {});
-    // GPURenderBundleEncoder createRenderBundleEncoder(GPURenderBundleEncoderDescriptor descriptor);
+    GPURenderBundleEncoder createRenderBundleEncoder(GPURenderBundleEncoderDescriptor descriptor);
 };
 GPUDevice includes GPUObjectBase;
 

components/script/dom/webidls/GPURenderBundle.webidl

@@ -0,0 +1,12 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+// https://gpuweb.github.io/gpuweb/#gpurenderbundle
+[Exposed=(Window, DedicatedWorker), Pref="dom.webgpu.enabled"]
+interface GPURenderBundle {
+};
+GPURenderBundle includes GPUObjectBase;
+
+dictionary GPURenderBundleDescriptor : GPUObjectDescriptorBase {
+};

components/script/dom/webidls/GPURenderBundleEncoder.webidl

@@ -0,0 +1,18 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+// https://gpuweb.github.io/gpuweb/#gpurenderbundleencoder
+[Exposed=(Window, DedicatedWorker), Pref="dom.webgpu.enabled"]
+interface GPURenderBundleEncoder {
+    GPURenderBundle finish(optional GPURenderBundleDescriptor descriptor = {});
+};
+GPURenderBundleEncoder includes GPUObjectBase;
+GPURenderBundleEncoder includes GPUProgrammablePassEncoder;
+GPURenderBundleEncoder includes GPURenderEncoderBase;
+
+dictionary GPURenderBundleEncoderDescriptor : GPUObjectDescriptorBase {
+    required sequence<GPUTextureFormat> colorFormats;
+    GPUTextureFormat depthStencilFormat;
+    GPUSize32 sampleCount = 1;
+};

components/script/dom/webidls/GPURenderPassEncoder.webidl

@@ -16,9 +16,14 @@ interface GPURenderPassEncoder {
     void setStencilReference(GPUStencilValue reference);
 
     //void beginOcclusionQuery(GPUSize32 queryIndex);
-    //void endOcclusionQuery(GPUSize32 queryIndex);
+    //void endOcclusionQuery();
 
-    //void executeBundles(sequence<GPURenderBundle> bundles);
+    //void beginPipelineStatisticsQuery(GPUQuerySet querySet, GPUSize32 queryIndex);
+    //void endPipelineStatisticsQuery();
+
+    //void writeTimestamp(GPUQuerySet querySet, GPUSize32 queryIndex);
+
+    void executeBundles(sequence<GPURenderBundle> bundles);
     void endPass();
 };
 GPURenderPassEncoder includes GPUObjectBase;

components/script/dom/webidls/GPURenderPipeline.webidl

@@ -38,6 +38,8 @@ typedef [EnforceRange] long GPUDepthBias;
 dictionary GPURasterizationStateDescriptor {
     GPUFrontFace frontFace = "ccw";
     GPUCullMode cullMode = "none";
+    // Enable depth clamping (requires "depth-clamping" extension)
+    boolean clampDepth = false;
 
     GPUDepthBias depthBias = 0;
     float depthBiasSlopeScale = 0;

components/script/script_thread.rs

@@ -2057,6 +2057,7 @@ impl ScriptThread {
             WebGPUMsg::FreeCommandBuffer(id) => self.gpu_id_hub.lock().kill_command_buffer_id(id),
             WebGPUMsg::FreeSampler(id) => self.gpu_id_hub.lock().kill_sampler_id(id),
             WebGPUMsg::FreeShaderModule(id) => self.gpu_id_hub.lock().kill_shader_module_id(id),
+            WebGPUMsg::FreeRenderBundle(id) => self.gpu_id_hub.lock().kill_render_bundle_id(id),
             WebGPUMsg::FreeRenderPipeline(id) => self.gpu_id_hub.lock().kill_render_pipeline_id(id),
             WebGPUMsg::FreeTexture(id) => self.gpu_id_hub.lock().kill_texture_id(id),
             WebGPUMsg::FreeTextureView(id) => self.gpu_id_hub.lock().kill_texture_view_id(id),

components/webgpu/lib.rs

@@ -19,6 +19,7 @@ use msg::constellation_msg::PipelineId;
 use serde::{Deserialize, Serialize};
 use servo_config::pref;
 use smallvec::SmallVec;
+use std::borrow::Cow;
 use std::collections::HashMap;
 use std::ffi::CString;
 use std::ptr;
@@ -31,11 +32,12 @@ use webrender_traits::{
     WebrenderImageSource,
 };
 use wgpu::{
-    binding_model::{BindGroupDescriptor, BindGroupEntry, BindingResource, BufferBinding},
+    binding_model::BindGroupDescriptor,
-    command::{BufferCopyView, ComputePass, RenderPass, TextureCopyView},
+    command::{BufferCopyView, ComputePass, RenderBundleEncoder, RenderPass, TextureCopyView},
     device::HostMap,
     id,
     instance::RequestAdapterOptions,
+    pipeline::{ComputePipelineDescriptor, RenderPipelineDescriptor},
     resource::{BufferMapAsyncStatus, BufferMapOperation},
 };
 
@@ -53,6 +55,7 @@ pub enum WebGPUResponse {
         device_id: WebGPUDevice,
         queue_id: WebGPUQueue,
         _descriptor: wgt::DeviceDescriptor,
+        label: Option<String>,
     },
     BufferMapAsync(IpcSharedMemory),
 }
@@ -104,16 +107,13 @@ pub enum WebGPURequest {
         // TODO: Consider using NonZeroU64 to reduce enum size
         scope_id: Option<u64>,
         bind_group_id: id::BindGroupId,
-        bind_group_layout_id: id::BindGroupLayoutId,
+        descriptor: BindGroupDescriptor<'static>,
-        entries: Vec<(u32, WebGPUBindings)>,
-        label: Option<String>,
     },
     CreateBindGroupLayout {
         device_id: id::DeviceId,
         scope_id: Option<u64>,
         bind_group_layout_id: id::BindGroupLayoutId,
-        entries: Vec<wgt::BindGroupLayoutEntry>,
+        descriptor: wgt::BindGroupLayoutDescriptor<'static>,
-        label: Option<String>,
     },
     CreateBuffer {
         device_id: id::DeviceId,
@@ -131,37 +131,20 @@ pub enum WebGPURequest {
         device_id: id::DeviceId,
         scope_id: Option<u64>,
         compute_pipeline_id: id::ComputePipelineId,
-        pipeline_layout_id: id::PipelineLayoutId,
+        descriptor: ComputePipelineDescriptor<'static>,
-        program_id: id::ShaderModuleId,
-        entry_point: String,
     },
     CreateContext(IpcSender<webrender_api::ExternalImageId>),
     CreatePipelineLayout {
         device_id: id::DeviceId,
         scope_id: Option<u64>,
         pipeline_layout_id: id::PipelineLayoutId,
-        bind_group_layouts: Vec<id::BindGroupLayoutId>,
+        descriptor: wgt::PipelineLayoutDescriptor<'static, id::BindGroupLayoutId>,
     },
     CreateRenderPipeline {
         device_id: id::DeviceId,
         scope_id: Option<u64>,
         render_pipeline_id: id::RenderPipelineId,
-        pipeline_layout_id: id::PipelineLayoutId,
+        descriptor: RenderPipelineDescriptor<'static>,
-        vertex_module: id::ShaderModuleId,
-        vertex_entry_point: String,
-        fragment_module: Option<id::ShaderModuleId>,
-        fragment_entry_point: Option<String>,
-        primitive_topology: wgt::PrimitiveTopology,
-        rasterization_state: wgt::RasterizationStateDescriptor,
-        color_states: ArrayVec<[wgt::ColorStateDescriptor; wgpu::device::MAX_COLOR_TARGETS]>,
-        depth_stencil_state: Option<wgt::DepthStencilStateDescriptor>,
-        vertex_state: (
-            wgt::IndexFormat,
-            Vec<(u64, wgt::InputStepMode, Vec<wgt::VertexAttributeDescriptor>)>,
-        ),
-        sample_count: u32,
-        sample_mask: u32,
-        alpha_to_coverage_enabled: bool,
     },
     CreateSampler {
         device_id: id::DeviceId,
@@ -199,6 +182,11 @@ pub enum WebGPURequest {
     DestroyTexture(id::TextureId),
     Exit(IpcSender<()>),
     FreeDevice(id::DeviceId),
+    RenderBundleEncoderFinish {
+        render_bundle_encoder: RenderBundleEncoder,
+        descriptor: wgt::RenderBundleDescriptor<Option<String>>,
+        render_bundle_id: id::RenderBundleId,
+    },
     RequestAdapter {
         sender: IpcSender<WebGPUResponseResult>,
         options: RequestAdapterOptions,
@@ -210,6 +198,7 @@ pub enum WebGPURequest {
         descriptor: wgt::DeviceDescriptor,
         device_id: id::DeviceId,
         pipeline_id: PipelineId,
+        label: Option<String>,
     },
     RunComputePass {
         command_encoder_id: id::CommandEncoderId,
@@ -255,13 +244,6 @@ pub enum WebGPURequest {
     },
 }
 
-#[derive(Debug, Deserialize, Serialize)]
-pub enum WebGPUBindings {
-    Buffer(BufferBinding),
-    Sampler(id::SamplerId),
-    TextureView(id::TextureViewId),
-}
-
 struct BufferMapInfo<'a, T> {
     buffer_id: id::BufferId,
     sender: IpcSender<T>,
@@ -420,7 +402,8 @@ impl<'a> WGPU<'a> {
                                 BufferMapAsyncStatus::Success => {
                                     let global = &info.global;
                                     let data_pt = gfx_select!(info.buffer_id =>
-                                        global.buffer_get_mapped_range(info.buffer_id, 0, None));
+                                        global.buffer_get_mapped_range(info.buffer_id, 0, None))
+                                    .unwrap();
                                     let data = slice::from_raw_parts(data_pt, info.size);
                                     if let Err(e) =
                                         info.sender.send(Ok(WebGPUResponse::BufferMapAsync(
@@ -442,7 +425,7 @@ impl<'a> WGPU<'a> {
                             ),
                         };
                         let global = &self.global;
-                        gfx_select!(buffer_id => global.buffer_map_async(buffer_id, map_range, operation));
+                        let _ = gfx_select!(buffer_id => global.buffer_map_async(buffer_id, map_range, operation));
                     },
                     WebGPURequest::BufferMapComplete(buffer_id) => {
                         self.buffer_maps.remove(&buffer_id);
@@ -518,32 +501,9 @@ impl<'a> WGPU<'a> {
                         device_id,
                         scope_id,
                         bind_group_id,
-                        bind_group_layout_id,
+                        descriptor,
-                        mut entries,
-                        label,
                     } => {
                         let global = &self.global;
-                        let bindings = entries
-                            .drain(..)
-                            .map(|(bind, res)| {
-                                let resource = match res {
-                                    WebGPUBindings::Sampler(s) => BindingResource::Sampler(s),
-                                    WebGPUBindings::TextureView(t) => {
-                                        BindingResource::TextureView(t)
-                                    },
-                                    WebGPUBindings::Buffer(b) => BindingResource::Buffer(b),
-                                };
-                                BindGroupEntry {
-                                    binding: bind,
-                                    resource,
-                                }
-                            })
-                            .collect::<Vec<_>>();
-                        let descriptor = BindGroupDescriptor {
-                            label: label.as_deref(),
-                            layout: bind_group_layout_id,
-                            entries: bindings.as_slice(),
-                        };
                         let result = gfx_select!(bind_group_id =>
                             global.device_create_bind_group(device_id, &descriptor, bind_group_id));
                         if let Some(s_id) = scope_id {
@@ -554,14 +514,9 @@ impl<'a> WGPU<'a> {
                         device_id,
                         scope_id,
                         bind_group_layout_id,
-                        entries,
+                        descriptor,
-                        label,
                     } => {
                         let global = &self.global;
-                        let descriptor = wgt::BindGroupLayoutDescriptor {
-                            entries: entries.as_slice(),
-                            label: label.as_deref(),
-                        };
                         let result = gfx_select!(bind_group_layout_id =>
                             global.device_create_bind_group_layout(device_id, &descriptor, bind_group_layout_id));
                         if let Some(s_id) = scope_id {
@@ -607,18 +562,9 @@ impl<'a> WGPU<'a> {
                         device_id,
                         scope_id,
                         compute_pipeline_id,
-                        pipeline_layout_id,
+                        descriptor,
-                        program_id,
-                        entry_point,
                     } => {
                         let global = &self.global;
-                        let descriptor = wgpu_core::pipeline::ComputePipelineDescriptor {
-                            layout: pipeline_layout_id,
-                            compute_stage: wgpu_core::pipeline::ProgrammableStageDescriptor {
-                                module: program_id,
-                                entry_point: entry_point.as_str(),
-                            },
-                        };
                         let result = gfx_select!(compute_pipeline_id =>
                             global.device_create_compute_pipeline(device_id, &descriptor, compute_pipeline_id));
                         if let Some(s_id) = scope_id {
@@ -639,13 +585,9 @@ impl<'a> WGPU<'a> {
                         device_id,
                         scope_id,
                         pipeline_layout_id,
-                        bind_group_layouts,
+                        descriptor,
                     } => {
                         let global = &self.global;
-                        let descriptor = wgt::PipelineLayoutDescriptor {
-                            bind_group_layouts: bind_group_layouts.as_slice(),
-                            push_constant_ranges: &[],
-                        };
                         let result = gfx_select!(pipeline_layout_id =>
                             global.device_create_pipeline_layout(device_id, &descriptor, pipeline_layout_id));
                         if let Some(s_id) = scope_id {
@@ -657,65 +599,9 @@ impl<'a> WGPU<'a> {
                         device_id,
                         scope_id,
                         render_pipeline_id,
-                        pipeline_layout_id,
+                        descriptor,
-                        vertex_module,
-                        vertex_entry_point,
-                        fragment_module,
-                        fragment_entry_point,
-                        primitive_topology,
-                        rasterization_state,
-                        color_states,
-                        depth_stencil_state,
-                        vertex_state,
-                        sample_count,
-                        sample_mask,
-                        alpha_to_coverage_enabled,
                     } => {
                         let global = &self.global;
-                        let frag_ep;
-                        let fragment_stage = match fragment_module {
-                            Some(frag) => {
-                                frag_ep = fragment_entry_point.unwrap().clone();
-                                let frag_module =
-                                    wgpu_core::pipeline::ProgrammableStageDescriptor {
-                                        module: frag,
-                                        entry_point: frag_ep.as_str(),
-                                    };
-                                Some(frag_module)
-                            },
-                            None => None,
-                        };
-                        let vert_buffers = vertex_state
-                            .1
-                            .iter()
-                            .map(|&(stride, step_mode, ref attributes)| {
-                                wgt::VertexBufferDescriptor {
-                                    stride,
-                                    step_mode,
-                                    attributes: attributes.as_slice(),
-                                }
-                            })
-                            .collect::<Vec<_>>();
-                        let descriptor = wgpu_core::pipeline::RenderPipelineDescriptor {
-                            layout: pipeline_layout_id,
-                            vertex_stage: wgpu_core::pipeline::ProgrammableStageDescriptor {
-                                module: vertex_module,
-                                entry_point: vertex_entry_point.as_str(),
-                            },
-                            fragment_stage,
-                            primitive_topology,
-                            rasterization_state: Some(rasterization_state),
-                            color_states: color_states.as_slice(),
-                            depth_stencil_state,
-                            vertex_state: wgt::VertexStateDescriptor {
-                                index_format: vertex_state.0,
-                                vertex_buffers: vert_buffers.as_slice(),
-                            },
-                            sample_count,
-                            sample_mask,
-                            alpha_to_coverage_enabled,
-                        };
-
                         let result = gfx_select!(render_pipeline_id =>
                             global.device_create_render_pipeline(device_id, &descriptor, render_pipeline_id));
                         if let Some(s_id) = scope_id {
@@ -748,7 +634,8 @@ impl<'a> WGPU<'a> {
                         program,
                     } => {
                         let global = &self.global;
-                        let source = wgpu_core::pipeline::ShaderModuleSource::SpirV(&program);
+                        let source =
+                            wgpu_core::pipeline::ShaderModuleSource::SpirV(Cow::Owned(program));
                         let _ = gfx_select!(program_id =>
                             global.device_create_shader_module(device_id, source, program_id));
                     },
@@ -888,6 +775,26 @@ impl<'a> WGPU<'a> {
                             warn!("Unable to send CleanDevice({:?}) ({:?})", device_id, e);
                         }
                     },
+                    WebGPURequest::RenderBundleEncoderFinish {
+                        render_bundle_encoder,
+                        descriptor,
+                        render_bundle_id,
+                    } => {
+                        let global = &self.global;
+                        let st;
+                        let label = match descriptor.label {
+                            Some(ref s) => {
+                                st = CString::new(s.as_bytes()).unwrap();
+                                st.as_ptr()
+                            },
+                            None => ptr::null(),
+                        };
+                        let _ = gfx_select!(render_bundle_id => global.render_bundle_encoder_finish(
+                            render_bundle_encoder,
+                            &descriptor.map_label(|_| label),
+                            render_bundle_id
+                        ));
+                    },
                     WebGPURequest::RequestAdapter {
                         sender,
                         options,
@@ -931,6 +838,7 @@ impl<'a> WGPU<'a> {
                         descriptor,
                         device_id,
                         pipeline_id,
+                        label,
                     } => {
                         let global = &self.global;
                         let result = gfx_select!(device_id => global.adapter_request_device(
@@ -950,6 +858,7 @@ impl<'a> WGPU<'a> {
                             device_id: device,
                             queue_id: queue,
                             _descriptor: descriptor,
+                            label,
                         })) {
                             warn!(
                                 "Failed to send response to WebGPURequest::RequestDevice ({})",
@@ -1117,7 +1026,7 @@ impl<'a> WGPU<'a> {
                                 self.present_buffer_maps.get(&buffer_id).unwrap().clone(),
                             ),
                         };
-                        gfx_select!(buffer_id => global.buffer_map_async(buffer_id, 0..buffer_size, map_op));
+                        let _ = gfx_select!(buffer_id => global.buffer_map_async(buffer_id, 0..buffer_size, map_op));
                     },
                     WebGPURequest::UnmapBuffer {
                         buffer_id,
@@ -1132,11 +1041,12 @@ impl<'a> WGPU<'a> {
                                 buffer_id,
                                 offset,
                                 wgt::BufferSize::new(size)
-                            ));
+                            ))
+                            .unwrap();
                             unsafe { slice::from_raw_parts_mut(map_ptr, size as usize) }
                                 .copy_from_slice(&array_buffer);
                         }
-                        gfx_select!(buffer_id => global.buffer_unmap(buffer_id));
+                        let _ = gfx_select!(buffer_id => global.buffer_unmap(buffer_id));
                     },
                     WebGPURequest::UpdateWebRenderData {
                         buffer_id,
@@ -1145,7 +1055,8 @@ impl<'a> WGPU<'a> {
                     } => {
                         let global = &self.global;
                         let data_pt = gfx_select!(buffer_id =>
-                            global.buffer_get_mapped_range(buffer_id, 0, None));
+                            global.buffer_get_mapped_range(buffer_id, 0, None))
+                        .unwrap();
                         let data = unsafe { slice::from_raw_parts(data_pt, buffer_size) }.to_vec();
                         if let Some(present_data) =
                             self.wgpu_image_map.lock().unwrap().get_mut(&external_id)
@@ -1167,7 +1078,7 @@ impl<'a> WGPU<'a> {
                         } else {
                             warn!("Data not found for ExternalImageId({:?})", external_id);
                         }
-                        gfx_select!(buffer_id => global.buffer_unmap(buffer_id));
+                        let _ = gfx_select!(buffer_id => global.buffer_unmap(buffer_id));
                         self.present_buffer_maps.remove(&buffer_id);
                     },
                     WebGPURequest::WriteBuffer {
@@ -1256,6 +1167,7 @@ webgpu_resource!(WebGPUComputePipeline, id::ComputePipelineId);
 webgpu_resource!(WebGPUDevice, id::DeviceId);
 webgpu_resource!(WebGPUPipelineLayout, id::PipelineLayoutId);
 webgpu_resource!(WebGPUQueue, id::QueueId);
+webgpu_resource!(WebGPURenderBundle, id::RenderBundleId);
 webgpu_resource!(WebGPURenderPipeline, id::RenderPipelineId);
 webgpu_resource!(WebGPUSampler, id::SamplerId);
 webgpu_resource!(WebGPUShaderModule, id::ShaderModuleId);