| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include <memory> |
| |
| #include "flutter/fml/macros.h" |
| #include "impeller/base/backend_cast.h" |
| #include "impeller/renderer/backend/vulkan/context_vk.h" |
| #include "impeller/renderer/device_buffer.h" |
| |
| namespace impeller { |
| |
| class DeviceBufferAllocationVK { |
| public: |
| DeviceBufferAllocationVK(const VmaAllocator& allocator, |
| VkBuffer buffer, |
| VmaAllocation allocation, |
| VmaAllocationInfo allocation_info); |
| |
| ~DeviceBufferAllocationVK(); |
| |
| vk::Buffer GetBufferHandle() const; |
| |
| void* GetMapping() const; |
| |
| private: |
| const VmaAllocator& allocator_; |
| vk::Buffer buffer_; |
| VmaAllocation allocation_; |
| VmaAllocationInfo allocation_info_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(DeviceBufferAllocationVK); |
| }; |
| |
| class DeviceBufferVK final : public DeviceBuffer, |
| public BackendCast<DeviceBufferVK, DeviceBuffer> { |
| public: |
| DeviceBufferVK(DeviceBufferDescriptor desc, |
| ContextVK& context, |
| std::unique_ptr<DeviceBufferAllocationVK> device_allocation); |
| |
| // |DeviceBuffer| |
| ~DeviceBufferVK() override; |
| |
| vk::Buffer GetVKBufferHandle() const; |
| |
| private: |
| friend class AllocatorVK; |
| |
| ContextVK& context_; |
| std::unique_ptr<DeviceBufferAllocationVK> device_allocation_; |
| |
| // |DeviceBuffer| |
| uint8_t* OnGetContents() const override; |
| |
| // |DeviceBuffer| |
| bool OnCopyHostBuffer(const uint8_t* source, |
| Range source_range, |
| size_t offset) override; |
| |
| // |DeviceBuffer| |
| bool SetLabel(const std::string& label) override; |
| |
| // |DeviceBuffer| |
| bool SetLabel(const std::string& label, Range range) override; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(DeviceBufferVK); |
| }; |
| |
| } // namespace impeller |