VulkanAMDMemoryAllocator.h

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/*
 * Copyright 2018 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef skgpu_VulkanAMDMemoryAllocator_DEFINED
#define skgpu_VulkanAMDMemoryAllocator_DEFINED
 
#include "include/gpu/vk/VulkanMemoryAllocator.h"
 
namespace skgpu {
 
class VulkanExtensions;
struct VulkanInterface;
 
#ifndef SK_USE_VMA
class VulkanAMDMemoryAllocator {
public:
    static sk_sp<VulkanMemoryAllocator> Make(VkInstance instance,
                                             VkPhysicalDevice physicalDevice,
                                             VkDevice device,
                                             uint32_t physicalDeviceVersion,
                                             const VulkanExtensions* extensions,
                                             const VulkanInterface* interface,
                                             bool threadSafe);
};
 
#else
 
#include "VulkanMemoryAllocatorWrapper.h"  // NO_G3_REWRITE
 
class VulkanAMDMemoryAllocator : public VulkanMemoryAllocator {
public:
    static sk_sp<VulkanMemoryAllocator> Make(VkInstance instance,
                                             VkPhysicalDevice physicalDevice,
                                             VkDevice device,
                                             uint32_t physicalDeviceVersion,
                                             const VulkanExtensions* extensions,
                                             const VulkanInterface* interface,
                                             bool threadSafe);
 
    ~VulkanAMDMemoryAllocator() override;
 
    VkResult allocateImageMemory(VkImage image, uint32_t allocationPropertyFlags,
                                 skgpu::VulkanBackendMemory*) override;
 
    VkResult allocateBufferMemory(VkBuffer buffer,
                                  BufferUsage usage,
                                  uint32_t allocationPropertyFlags,
                                  skgpu::VulkanBackendMemory*) override;
 
    void freeMemory(const VulkanBackendMemory&) override;
 
    void getAllocInfo(const VulkanBackendMemory&, VulkanAlloc*) const override;
 
    VkResult mapMemory(const VulkanBackendMemory&, void** data) override;
    void unmapMemory(const VulkanBackendMemory&) override;
 
    VkResult flushMemory(const VulkanBackendMemory&, VkDeviceSize offset,
                         VkDeviceSize size) override;
    VkResult invalidateMemory(const VulkanBackendMemory&, VkDeviceSize offset,
                              VkDeviceSize size) override;
 
    std::pair<uint64_t, uint64_t> totalAllocatedAndUsedMemory() const override;
 
private:
    VulkanAMDMemoryAllocator(VmaAllocator allocator);
 
    VmaAllocator fAllocator;
};
 
#endif // SK_USE_VMA
 
} // namespace skgpu
 
#endif // skgpu_VulkanAMDMemoryAllocator_DEFINED