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// Copyright 2017 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_COMMANDS_H_
#define DAWNNATIVE_COMMANDS_H_
#include "common/Constants.h"
#include "dawn_native/AttachmentState.h"
#include "dawn_native/BindingInfo.h"
#include "dawn_native/Texture.h"
#include "dawn_native/dawn_platform.h"
#include <array>
#include <bitset>
namespace dawn_native {
// Definition of the commands that are present in the CommandIterator given by the
// CommandBufferBuilder. There are not defined in CommandBuffer.h to break some header
// dependencies: Ref<Object> needs Object to be defined.
enum class Command {
BeginComputePass,
BeginOcclusionQuery,
BeginRenderPass,
CopyBufferToBuffer,
CopyBufferToTexture,
CopyTextureToBuffer,
CopyTextureToTexture,
Dispatch,
DispatchIndirect,
Draw,
DrawIndexed,
DrawIndirect,
DrawIndexedIndirect,
EndComputePass,
EndOcclusionQuery,
EndRenderPass,
ExecuteBundles,
InsertDebugMarker,
PopDebugGroup,
PushDebugGroup,
ResolveQuerySet,
SetComputePipeline,
SetRenderPipeline,
SetStencilReference,
SetViewport,
SetScissorRect,
SetBlendConstant,
SetBindGroup,
SetIndexBuffer,
SetVertexBuffer,
WriteTimestamp,
};
struct BeginComputePassCmd {};
struct BeginOcclusionQueryCmd {
Ref<QuerySetBase> querySet;
uint32_t queryIndex;
};
struct RenderPassColorAttachmentInfo {
Ref<TextureViewBase> view;
Ref<TextureViewBase> resolveTarget;
wgpu::LoadOp loadOp;
wgpu::StoreOp storeOp;
dawn_native::Color clearColor;
};
struct RenderPassDepthStencilAttachmentInfo {
Ref<TextureViewBase> view;
wgpu::LoadOp depthLoadOp;
wgpu::StoreOp depthStoreOp;
wgpu::LoadOp stencilLoadOp;
wgpu::StoreOp stencilStoreOp;
float clearDepth;
uint32_t clearStencil;
};
struct BeginRenderPassCmd {
Ref<AttachmentState> attachmentState;
ityp::array<ColorAttachmentIndex, RenderPassColorAttachmentInfo, kMaxColorAttachments>
colorAttachments;
RenderPassDepthStencilAttachmentInfo depthStencilAttachment;
// Cache the width and height of all attachments for convenience
uint32_t width;
uint32_t height;
Ref<QuerySetBase> occlusionQuerySet;
};
struct BufferCopy {
Ref<BufferBase> buffer;
uint64_t offset;
uint32_t bytesPerRow;
uint32_t rowsPerImage;
};
struct TextureCopy {
Ref<TextureBase> texture;
uint32_t mipLevel;
Origin3D origin; // Texels / array layer
Aspect aspect;
};
struct CopyBufferToBufferCmd {
Ref<BufferBase> source;
uint64_t sourceOffset;
Ref<BufferBase> destination;
uint64_t destinationOffset;
uint64_t size;
};
struct CopyBufferToTextureCmd {
BufferCopy source;
TextureCopy destination;
Extent3D copySize; // Texels
};
struct CopyTextureToBufferCmd {
TextureCopy source;
BufferCopy destination;
Extent3D copySize; // Texels
};
struct CopyTextureToTextureCmd {
TextureCopy source;
TextureCopy destination;
Extent3D copySize; // Texels
};
struct DispatchCmd {
uint32_t x;
uint32_t y;
uint32_t z;
};
struct DispatchIndirectCmd {
Ref<BufferBase> indirectBuffer;
uint64_t indirectOffset;
};
struct DrawCmd {
uint32_t vertexCount;
uint32_t instanceCount;
uint32_t firstVertex;
uint32_t firstInstance;
};
struct DrawIndexedCmd {
uint32_t indexCount;
uint32_t instanceCount;
uint32_t firstIndex;
int32_t baseVertex;
uint32_t firstInstance;
};
struct DrawIndirectCmd {
Ref<BufferBase> indirectBuffer;
uint64_t indirectOffset;
};
struct DrawIndexedIndirectCmd {
Ref<BufferBase> indirectBuffer;
uint64_t indirectOffset;
};
struct EndComputePassCmd {};
struct EndOcclusionQueryCmd {
Ref<QuerySetBase> querySet;
uint32_t queryIndex;
};
struct EndRenderPassCmd {};
struct ExecuteBundlesCmd {
uint32_t count;
};
struct InsertDebugMarkerCmd {
uint32_t length;
};
struct PopDebugGroupCmd {};
struct PushDebugGroupCmd {
uint32_t length;
};
struct ResolveQuerySetCmd {
Ref<QuerySetBase> querySet;
uint32_t firstQuery;
uint32_t queryCount;
Ref<BufferBase> destination;
uint64_t destinationOffset;
};
struct SetComputePipelineCmd {
Ref<ComputePipelineBase> pipeline;
};
struct SetRenderPipelineCmd {
Ref<RenderPipelineBase> pipeline;
};
struct SetStencilReferenceCmd {
uint32_t reference;
};
struct SetViewportCmd {
float x, y, width, height, minDepth, maxDepth;
};
struct SetScissorRectCmd {
uint32_t x, y, width, height;
};
struct SetBlendConstantCmd {
Color color;
};
struct SetBindGroupCmd {
BindGroupIndex index;
Ref<BindGroupBase> group;
uint32_t dynamicOffsetCount;
};
struct SetIndexBufferCmd {
Ref<BufferBase> buffer;
wgpu::IndexFormat format;
uint64_t offset;
uint64_t size;
};
struct SetVertexBufferCmd {
VertexBufferSlot slot;
Ref<BufferBase> buffer;
uint64_t offset;
uint64_t size;
};
struct WriteTimestampCmd {
Ref<QuerySetBase> querySet;
uint32_t queryIndex;
};
// This needs to be called before the CommandIterator is freed so that the Ref<> present in
// the commands have a chance to run their destructor and remove internal references.
class CommandIterator;
void FreeCommands(CommandIterator* commands);
// Helper function to allow skipping over a command when it is unimplemented, while still
// consuming the correct amount of data from the command iterator.
void SkipCommand(CommandIterator* commands, Command type);
} // namespace dawn_native
#endif // DAWNNATIVE_COMMANDS_H_