1 /* 2 * Copyright (C) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef VULKAN_GPU_BUFFER_VK_H 17 #define VULKAN_GPU_BUFFER_VK_H 18 19 #include <vulkan/vulkan_core.h> 20 21 #include <render/device/gpu_resource_desc.h> 22 #include <render/namespace.h> 23 #include <render/vulkan/intf_device_vk.h> 24 25 #include "device/gpu_buffer.h" 26 #include "vulkan/gpu_memory_allocator_vk.h" 27 28 RENDER_BEGIN_NAMESPACE() 29 class Device; 30 31 class GpuBufferVk final : public GpuBuffer { 32 public: 33 GpuBufferVk(Device& device, const GpuBufferDesc& desc); 34 ~GpuBufferVk(); 35 36 const GpuBufferDesc& GetDesc() const override; 37 const GpuBufferPlatformDataVk& GetPlatformData() const; 38 39 void* Map() override; 40 void* MapMemory() override; 41 void Unmap() const override; 42 43 private: 44 void AllocateMemory(const VkMemoryPropertyFlags requiredFlags, const VkMemoryPropertyFlags preferredFlags); 45 46 Device& device_; 47 48 GpuBufferPlatformDataVk plat_; 49 GpuBufferDesc desc_; 50 51 bool isPersistantlyMapped_ { false }; 52 bool isMappable_ { false }; 53 bool isRingBuffer_ { false }; 54 uint32_t bufferingCount_ { 1u }; 55 56 // debug assert usage only 57 mutable bool isMapped_ { false }; 58 59 struct MemoryAllocation { 60 VmaAllocation allocation; 61 VmaAllocationInfo allocationInfo; 62 }; 63 MemoryAllocation mem_ {}; 64 }; 65 RENDER_END_NAMESPACE() 66 67 #endif // VULKAN_GPU_BUFFER_VK_H 68