gecko-dev/dom/webgpu/CommandEncoder.h

84 строки
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 http://mozilla.org/MPL/2.0/. */
#ifndef WEBGPU_CommandEncoder_H_
#define WEBGPU_CommandEncoder_H_
#include "mozilla/dom/TypedArray.h"
#include "nsWrapperCache.h"
#include "ObjectModel.h"
namespace mozilla {
namespace dom {
template <typename T>
class Sequence;
class WebGPUComputePipelineOrWebGPURenderPipeline;
struct WebGPURenderPassDescriptor;
} // namespace dom
namespace webgpu {
class BindGroup;
class Buffer;
class CommandBuffer;
class Device;
class CommandEncoder final : public ChildOf<Device> {
public:
WEBGPU_DECL_GOOP(CommandEncoder)
private:
CommandEncoder() = delete;
virtual ~CommandEncoder();
public:
already_AddRefed<CommandBuffer> FinishEncoding() const;
// Commands allowed outside of "passes"
void CopyBufferToBuffer(const Buffer& src, uint32_t srcOffset,
const Buffer& dst, uint32_t dstOffset,
uint32_t size) const;
// TODO figure out all the arguments required for these
void CopyBufferToTexture() const;
void CopyTextureToBuffer() const;
void CopyTextureToTexture() const;
void Blit() const;
void TransitionBuffer(const Buffer& b, uint32_t flags) const;
// Allowed in both compute and render passes
void SetPushConstants(uint32_t stageFlags, uint32_t offset, uint32_t count,
const dom::ArrayBuffer& data) const;
void SetBindGroup(uint32_t index, const BindGroup& bindGroup) const;
void SetPipeline(
const dom::WebGPUComputePipelineOrWebGPURenderPipeline& pipeline) const;
// Compute pass commands
void BeginComputePass() const;
void EndComputePass() const;
void Dispatch(uint32_t x, uint32_t y, uint32_t z) const;
// Render pass commands
void BeginRenderPass(const dom::WebGPURenderPassDescriptor& desc) const;
void EndRenderPass() const;
void SetBlendColor(float r, float g, float b, float a) const;
void SetIndexBuffer(const Buffer& buffer, uint32_t offset) const;
void SetVertexBuffers(uint32_t startSlot,
const dom::Sequence<OwningNonNull<Buffer>>& buffers,
const dom::Sequence<uint32_t>& offsets) const;
void Draw(uint32_t vertexCount, uint32_t instanceCount, uint32_t firstVertex,
uint32_t firstInstance) const;
void DrawIndexed(uint32_t indexCount, uint32_t instanceCount,
uint32_t firstIndex, uint32_t firstInstance,
uint32_t firstVertex) const;
};
} // namespace webgpu
} // namespace mozilla
#endif // WEBGPU_CommandEncoder_H_