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88 lines
2.6 KiB
C++
88 lines
2.6 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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#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 "mozilla/webgpu/ffi/wgpu.h"
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namespace mozilla {
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namespace webgpu {
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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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ffi::WGPUComputePass* ScopedFfiComputeTraits::empty() { return nullptr; }
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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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ffi::WGPUComputePass* BeginComputePass(
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RawId aEncoderId, const dom::GPUComputePassDescriptor& aDesc) {
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ffi::WGPUComputePassDescriptor desc = {};
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Unused << aDesc; // no useful fields
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return ffi::wgpu_command_encoder_begin_compute_pass(aEncoderId, &desc);
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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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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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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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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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void ComputePassEncoder::Dispatch(uint32_t x, uint32_t y, uint32_t z) {
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if (mValid) {
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ffi::wgpu_compute_pass_dispatch(mPass, x, y, z);
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}
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}
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void ComputePassEncoder::DispatchIndirect(const Buffer& aIndirectBuffer,
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uint64_t aIndirectOffset) {
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if (mValid) {
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ffi::wgpu_compute_pass_dispatch_indirect(mPass, aIndirectBuffer.mId,
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aIndirectOffset);
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}
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}
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void ComputePassEncoder::EndPass(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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} // namespace webgpu
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} // namespace mozilla
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