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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_METAL_BUFFERMTL_H_
#define DAWNNATIVE_METAL_BUFFERMTL_H_
#include "common/SerialQueue.h"
#include "dawn_native/Buffer.h"
#import <Metal/Metal.h>
namespace dawn_native { namespace metal {
class Device;
class Buffer : public BufferBase {
public:
static ResultOrError<Buffer*> Create(Device* device, const BufferDescriptor* descriptor);
id<MTLBuffer> GetMTLBuffer() const;
private:
using BufferBase::BufferBase;
MaybeError Initialize();
~Buffer() override;
// Dawn API
MaybeError MapReadAsyncImpl(uint32_t serial) override;
MaybeError MapWriteAsyncImpl(uint32_t serial) override;
void UnmapImpl() override;
void DestroyImpl() override;
void* GetMappedPointerImpl() override;
bool IsMapWritable() const override;
MaybeError MapAtCreationImpl(uint8_t** mappedPointer) override;
id<MTLBuffer> mMtlBuffer = nil;
};
}} // namespace dawn_native::metal
#endif // DAWNNATIVE_METAL_BUFFERMTL_H_