78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef DAWNNATIVE_VULKAN_BUFFERVK_H_
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#define DAWNNATIVE_VULKAN_BUFFERVK_H_
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#include "dawn_native/Buffer.h"
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#include "common/SerialQueue.h"
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#include "common/vulkan_platform.h"
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#include "dawn_native/vulkan/MemoryAllocator.h"
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namespace dawn_native { namespace vulkan {
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class Device;
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class Buffer : public BufferBase {
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public:
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Buffer(Device* device, const BufferDescriptor* descriptor);
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~Buffer();
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void OnMapReadCommandSerialFinished(uint32_t mapSerial, const void* data);
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void OnMapWriteCommandSerialFinished(uint32_t mapSerial, void* data);
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VkBuffer GetHandle() const;
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// Transitions the buffer to be used as `usage`, recording any necessary barrier in
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// `commands`.
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// TODO(cwallez@chromium.org): coalesce barriers and do them early when possible.
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void TransitionUsageNow(VkCommandBuffer commands, dawn::BufferUsageBit usage);
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private:
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void SetSubDataImpl(uint32_t start, uint32_t count, const uint8_t* data) override;
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void MapReadAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) override;
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void MapWriteAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) override;
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void UnmapImpl() override;
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VkBuffer mHandle = VK_NULL_HANDLE;
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DeviceMemoryAllocation mMemoryAllocation;
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dawn::BufferUsageBit mLastUsage = dawn::BufferUsageBit::None;
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};
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class MapRequestTracker {
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public:
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MapRequestTracker(Device* device);
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~MapRequestTracker();
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void Track(Buffer* buffer, uint32_t mapSerial, void* data, bool isWrite);
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void Tick(Serial finishedSerial);
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private:
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Device* mDevice;
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struct Request {
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Ref<Buffer> buffer;
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uint32_t mapSerial;
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void* data;
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bool isWrite;
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};
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SerialQueue<Request> mInflightRequests;
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};
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}} // namespace dawn_native::vulkan
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#endif // DAWNNATIVE_VULKAN_BUFFERVK_H_
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