forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			110 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #include "mozilla/dom/WebGPUBinding.h"
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| #include "ComputePassEncoder.h"
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| #include "BindGroup.h"
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| #include "ComputePipeline.h"
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| #include "CommandEncoder.h"
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| 
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| #include "mozilla/webgpu/ffi/wgpu.h"
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| 
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| namespace mozilla::webgpu {
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| 
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| GPU_IMPL_CYCLE_COLLECTION(ComputePassEncoder, mParent, mUsedBindGroups,
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|                           mUsedPipelines)
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| GPU_IMPL_JS_WRAP(ComputePassEncoder)
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| 
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| ffi::WGPUComputePass* ScopedFfiComputeTraits::empty() { return nullptr; }
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| 
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| void ScopedFfiComputeTraits::release(ffi::WGPUComputePass* raw) {
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|   if (raw) {
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|     ffi::wgpu_compute_pass_destroy(raw);
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|   }
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| }
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| 
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| ffi::WGPUComputePass* BeginComputePass(
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|     RawId aEncoderId, const dom::GPUComputePassDescriptor& aDesc) {
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|   ffi::WGPUComputePassDescriptor desc = {};
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| 
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|   webgpu::StringHelper label(aDesc.mLabel);
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|   desc.label = label.Get();
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| 
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|   return ffi::wgpu_command_encoder_begin_compute_pass(aEncoderId, &desc);
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| }
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| 
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| ComputePassEncoder::ComputePassEncoder(
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|     CommandEncoder* const aParent, const dom::GPUComputePassDescriptor& aDesc)
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|     : ChildOf(aParent), mPass(BeginComputePass(aParent->mId, aDesc)) {}
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| 
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| ComputePassEncoder::~ComputePassEncoder() {
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|   if (mValid) {
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|     mValid = false;
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|   }
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| }
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| 
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| void ComputePassEncoder::SetBindGroup(
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|     uint32_t aSlot, const BindGroup& aBindGroup,
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|     const dom::Sequence<uint32_t>& aDynamicOffsets) {
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|   if (mValid) {
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|     mUsedBindGroups.AppendElement(&aBindGroup);
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|     ffi::wgpu_compute_pass_set_bind_group(mPass, aSlot, aBindGroup.mId,
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|                                           aDynamicOffsets.Elements(),
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|                                           aDynamicOffsets.Length());
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|   }
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| }
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| 
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| void ComputePassEncoder::SetPipeline(const ComputePipeline& aPipeline) {
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|   if (mValid) {
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|     mUsedPipelines.AppendElement(&aPipeline);
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|     ffi::wgpu_compute_pass_set_pipeline(mPass, aPipeline.mId);
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|   }
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| }
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| 
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| void ComputePassEncoder::DispatchWorkgroups(uint32_t workgroupCountX,
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|                                             uint32_t workgroupCountY,
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|                                             uint32_t workgroupCountZ) {
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|   if (mValid) {
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|     ffi::wgpu_compute_pass_dispatch_workgroups(
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|         mPass, workgroupCountX, workgroupCountY, workgroupCountZ);
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|   }
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| }
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| 
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| void ComputePassEncoder::DispatchWorkgroupsIndirect(
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|     const Buffer& aIndirectBuffer, uint64_t aIndirectOffset) {
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|   if (mValid) {
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|     ffi::wgpu_compute_pass_dispatch_workgroups_indirect(
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|         mPass, aIndirectBuffer.mId, aIndirectOffset);
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|   }
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| }
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| 
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| void ComputePassEncoder::PushDebugGroup(const nsAString& aString) {
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|   if (mValid) {
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|     const NS_ConvertUTF16toUTF8 utf8(aString);
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|     ffi::wgpu_compute_pass_push_debug_group(mPass, utf8.get(), 0);
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|   }
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| }
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| void ComputePassEncoder::PopDebugGroup() {
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|   if (mValid) {
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|     ffi::wgpu_compute_pass_pop_debug_group(mPass);
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|   }
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| }
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| void ComputePassEncoder::InsertDebugMarker(const nsAString& aString) {
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|   if (mValid) {
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|     const NS_ConvertUTF16toUTF8 utf8(aString);
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|     ffi::wgpu_compute_pass_insert_debug_marker(mPass, utf8.get(), 0);
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|   }
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| }
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| 
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| void ComputePassEncoder::End(ErrorResult& aRv) {
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|   if (mValid) {
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|     mValid = false;
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|     auto* pass = mPass.forget();
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|     MOZ_ASSERT(pass);
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|     mParent->EndComputePass(*pass, aRv);
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|   }
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| }
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| 
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| }  // namespace mozilla::webgpu
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