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// Copyright 2019 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_COMMANDENCODER_H_
#define DAWNNATIVE_COMMANDENCODER_H_
#include "dawn_native/dawn_platform.h"
#include "dawn_native/EncodingContext.h"
#include "dawn_native/Error.h"
#include "dawn_native/ObjectBase.h"
#include "dawn_native/PassResourceUsage.h"
#include <map>
#include <string>
namespace dawn_native {
struct BeginRenderPassCmd;
using QueryAvailabilityMap = std::map<QuerySetBase*, std::vector<bool>>;
class CommandEncoder final : public ObjectBase {
public:
CommandEncoder(DeviceBase* device, const CommandEncoderDescriptor* descriptor);
CommandIterator AcquireCommands();
CommandBufferResourceUsage AcquireResourceUsages();
void TrackUsedQuerySet(QuerySetBase* querySet);
void TrackQueryAvailability(QuerySetBase* querySet, uint32_t queryIndex);
const QueryAvailabilityMap& GetQueryAvailabilityMap() const;
// Dawn API
ComputePassEncoder* BeginComputePass(const ComputePassDescriptor* descriptor);
RenderPassEncoder* BeginRenderPass(const RenderPassDescriptor* descriptor);
void CopyBufferToBuffer(BufferBase* source,
uint64_t sourceOffset,
BufferBase* destination,
uint64_t destinationOffset,
uint64_t size);
void CopyBufferToTexture(const BufferCopyView* source,
const TextureCopyView* destination,
const Extent3D* copySize);
void CopyTextureToBuffer(const TextureCopyView* source,
const BufferCopyView* destination,
const Extent3D* copySize);
void CopyTextureToTexture(const TextureCopyView* source,
const TextureCopyView* destination,
const Extent3D* copySize);
void InjectValidationError(const char* message);
void InsertDebugMarker(const char* groupLabel);
void PopDebugGroup();
void PushDebugGroup(const char* groupLabel);
void ResolveQuerySet(QuerySetBase* querySet,
uint32_t firstQuery,
uint32_t queryCount,
BufferBase* destination,
uint64_t destinationOffset);
void WriteTimestamp(QuerySetBase* querySet, uint32_t queryIndex);
CommandBufferBase* Finish(const CommandBufferDescriptor* descriptor = nullptr);
private:
MaybeError ValidateFinish(CommandIterator* commands,
const PerPassUsages& perPassUsages) const;
EncodingContext mEncodingContext;
std::set<BufferBase*> mTopLevelBuffers;
std::set<TextureBase*> mTopLevelTextures;
std::set<QuerySetBase*> mUsedQuerySets;
QueryAvailabilityMap mQueryAvailabilityMap;
};
} // namespace dawn_native
#endif // DAWNNATIVE_COMMANDENCODER_H_