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// Copyright 2018 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_COMPUTEPASSENCODER_H_
#define DAWNNATIVE_COMPUTEPASSENCODER_H_
#include "dawn_native/Error.h"
#include "dawn_native/ProgrammablePassEncoder.h"
namespace dawn_native {
// This is called ComputePassEncoderBase to match the code generator expectations. Note that it
// is a pure frontend type to record in its parent CommandEncoder and never has a backend
// implementation.
// TODO(cwallez@chromium.org): Remove that generator limitation and rename to ComputePassEncoder
class ComputePassEncoderBase : public ProgrammablePassEncoder {
public:
ComputePassEncoderBase(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext);
static ComputePassEncoderBase* MakeError(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext);
void EndPass();
void Dispatch(uint32_t x, uint32_t y, uint32_t z);
void DispatchIndirect(BufferBase* indirectBuffer, uint64_t indirectOffset);
void SetPipeline(ComputePipelineBase* pipeline);
protected:
ComputePassEncoderBase(DeviceBase* device,
CommandEncoderBase* commandEncoder,
EncodingContext* encodingContext,
ErrorTag errorTag);
private:
// For render and compute passes, the encoding context is borrowed from the command encoder.
// Keep a reference to the encoder to make sure the context isn't freed.
Ref<CommandEncoderBase> mCommandEncoder;
};
} // namespace dawn_native
#endif // DAWNNATIVE_COMPUTEPASSENCODER_H_