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// Copyright 2024 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef SRC_DAWN_NATIVE_SHAREDBUFFERMEMORY_H_
#define SRC_DAWN_NATIVE_SHAREDBUFFERMEMORY_H_
#include "dawn/common/WeakRef.h"
#include "dawn/common/WeakRefSupport.h"
#include "dawn/native/Error.h"
#include "dawn/native/Forward.h"
#include "dawn/native/ObjectBase.h"
#include "dawn/native/SharedFence.h"
#include "dawn/native/SharedResourceMemory.h"
#include "dawn/native/dawn_platform.h"
namespace dawn::native {
struct SharedBufferMemoryDescriptor;
struct SharedBufferMemoryBeginAccessDescriptor;
struct SharedBufferMemoryEndAccessState;
struct SharedBufferMemoryProperties;
struct BufferDescriptor;
class SharedBufferMemoryBase : public SharedResourceMemory {
public:
using BeginAccessDescriptor = SharedBufferMemoryBeginAccessDescriptor;
using EndAccessState = SharedBufferMemoryEndAccessState;
static SharedBufferMemoryBase* MakeError(DeviceBase* device,
const SharedBufferMemoryDescriptor* descriptor);
wgpu::Status APIGetProperties(SharedBufferMemoryProperties* properties) const;
BufferBase* APICreateBuffer(const BufferDescriptor* descriptor);
ObjectType GetType() const override;
protected:
SharedBufferMemoryBase(DeviceBase* device,
const char* label,
const SharedBufferMemoryProperties& properties);
SharedBufferMemoryBase(DeviceBase* device,
const SharedBufferMemoryDescriptor* descriptor,
ObjectBase::ErrorTag tag);
private:
ResultOrError<Ref<BufferBase>> CreateBuffer(const BufferDescriptor* rawDescriptor);
virtual ResultOrError<Ref<BufferBase>> CreateBufferImpl(
const UnpackedPtr<BufferDescriptor>& descriptor) = 0;
SharedBufferMemoryProperties mProperties;
};
} // namespace dawn::native
#endif // SRC_DAWN_NATIVE_SHAREDBUFFERMEMORY_H_