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@ -6,8 +6,6 @@ |
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#include <optional>
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#include <vector>
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#include <glad/glad.h>
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#include "common/alignment.h"
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#include "common/assert.h"
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#include "common/common_types.h"
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@ -17,6 +15,8 @@ |
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#include "video_core/vulkan_common/vulkan_memory_allocator.h"
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#include "video_core/vulkan_common/vulkan_wrapper.h"
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#include <vk_mem_alloc.h>
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namespace Vulkan { |
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namespace { |
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struct Range { |
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@ -49,22 +49,45 @@ struct Range { |
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case MemoryUsage::Download: |
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return VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | |
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VK_MEMORY_PROPERTY_HOST_CACHED_BIT; |
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case MemoryUsage::Stream: |
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return VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | |
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VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; |
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} |
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ASSERT_MSG(false, "Invalid memory usage={}", usage); |
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return VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; |
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} |
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constexpr VkExportMemoryAllocateInfo EXPORT_ALLOCATE_INFO{ |
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.sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO, |
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.pNext = nullptr, |
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#ifdef _WIN32
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.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_BIT, |
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#elif __unix__
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.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
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#else
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.handleTypes = 0, |
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#endif
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}; |
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[[nodiscard]] VkMemoryPropertyFlags MemoryUsagePreferedVmaFlags(MemoryUsage usage) { |
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return usage != MemoryUsage::DeviceLocal ? VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
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: VkMemoryPropertyFlagBits{}; |
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} |
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[[nodiscard]] VmaAllocationCreateFlags MemoryUsageVmaFlags(MemoryUsage usage) { |
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switch (usage) { |
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case MemoryUsage::Upload: |
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case MemoryUsage::Stream: |
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return VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT; |
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case MemoryUsage::Download: |
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return VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT; |
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case MemoryUsage::DeviceLocal: |
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return VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | |
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VMA_ALLOCATION_CREATE_HOST_ACCESS_ALLOW_TRANSFER_INSTEAD_BIT; |
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} |
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return {}; |
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} |
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[[nodiscard]] VmaMemoryUsage MemoryUsageVma(MemoryUsage usage) { |
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switch (usage) { |
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case MemoryUsage::DeviceLocal: |
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case MemoryUsage::Stream: |
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return VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE; |
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case MemoryUsage::Upload: |
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case MemoryUsage::Download: |
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return VMA_MEMORY_USAGE_AUTO_PREFER_HOST; |
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} |
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return VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE; |
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} |
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} // Anonymous namespace
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class MemoryAllocation { |
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@ -74,14 +97,6 @@ public: |
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: allocator{allocator_}, memory{std::move(memory_)}, allocation_size{allocation_size_}, |
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property_flags{properties}, shifted_memory_type{1U << type} {} |
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#if defined(_WIN32) || defined(__unix__)
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~MemoryAllocation() { |
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if (owning_opengl_handle != 0) { |
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glDeleteMemoryObjectsEXT(1, &owning_opengl_handle); |
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} |
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} |
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#endif
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MemoryAllocation& operator=(const MemoryAllocation&) = delete; |
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MemoryAllocation(const MemoryAllocation&) = delete; |
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@ -120,31 +135,6 @@ public: |
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return memory_mapped_span; |
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} |
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#ifdef _WIN32
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[[nodiscard]] u32 ExportOpenGLHandle() { |
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if (!owning_opengl_handle) { |
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glCreateMemoryObjectsEXT(1, &owning_opengl_handle); |
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glImportMemoryWin32HandleEXT(owning_opengl_handle, allocation_size, |
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GL_HANDLE_TYPE_OPAQUE_WIN32_EXT, |
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memory.GetMemoryWin32HandleKHR()); |
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} |
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return owning_opengl_handle; |
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} |
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#elif __unix__
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[[nodiscard]] u32 ExportOpenGLHandle() { |
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if (!owning_opengl_handle) { |
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glCreateMemoryObjectsEXT(1, &owning_opengl_handle); |
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glImportMemoryFdEXT(owning_opengl_handle, allocation_size, GL_HANDLE_TYPE_OPAQUE_FD_EXT, |
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memory.GetMemoryFdKHR()); |
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} |
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return owning_opengl_handle; |
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} |
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#else
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[[nodiscard]] u32 ExportOpenGLHandle() { |
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return 0; |
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} |
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#endif
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/// Returns whether this allocation is compatible with the arguments.
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[[nodiscard]] bool IsCompatible(VkMemoryPropertyFlags flags, u32 type_mask) const { |
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return (flags & property_flags) == flags && (type_mask & shifted_memory_type) != 0; |
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@ -182,9 +172,6 @@ private: |
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const u32 shifted_memory_type; ///< Shifted Vulkan memory type.
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std::vector<Range> commits; ///< All commit ranges done from this allocation.
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std::span<u8> memory_mapped_span; ///< Memory mapped span. Empty if not queried before.
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#if defined(_WIN32) || defined(__unix__)
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u32 owning_opengl_handle{}; ///< Owning OpenGL memory object handle.
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#endif
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}; |
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MemoryCommit::MemoryCommit(MemoryAllocation* allocation_, VkDeviceMemory memory_, u64 begin_, |
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@ -216,24 +203,70 @@ std::span<u8> MemoryCommit::Map() { |
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return span; |
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} |
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u32 MemoryCommit::ExportOpenGLHandle() const { |
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return allocation->ExportOpenGLHandle(); |
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} |
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void MemoryCommit::Release() { |
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if (allocation) { |
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allocation->Free(begin); |
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} |
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} |
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MemoryAllocator::MemoryAllocator(const Device& device_, bool export_allocations_) |
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: device{device_}, properties{device_.GetPhysical().GetMemoryProperties().memoryProperties}, |
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export_allocations{export_allocations_}, |
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MemoryAllocator::MemoryAllocator(const Device& device_) |
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: device{device_}, allocator{device.GetAllocator()}, |
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properties{device_.GetPhysical().GetMemoryProperties().memoryProperties}, |
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buffer_image_granularity{ |
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device_.GetPhysical().GetProperties().limits.bufferImageGranularity} {} |
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MemoryAllocator::~MemoryAllocator() = default; |
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vk::Image MemoryAllocator::CreateImage(const VkImageCreateInfo& ci) const { |
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const VmaAllocationCreateInfo alloc_ci = { |
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.flags = VMA_ALLOCATION_CREATE_WITHIN_BUDGET_BIT, |
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.usage = VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE, |
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.requiredFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, |
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.preferredFlags = 0, |
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.memoryTypeBits = 0, |
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.pool = VK_NULL_HANDLE, |
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.pUserData = nullptr, |
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.priority = 0.f, |
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}; |
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VkImage handle{}; |
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VmaAllocation allocation{}; |
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vk::Check(vmaCreateImage(allocator, &ci, &alloc_ci, &handle, &allocation, nullptr)); |
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return vk::Image(handle, *device.GetLogical(), allocator, allocation, |
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device.GetDispatchLoader()); |
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} |
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vk::Buffer MemoryAllocator::CreateBuffer(const VkBufferCreateInfo& ci, MemoryUsage usage) const { |
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const VmaAllocationCreateInfo alloc_ci = { |
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.flags = VMA_ALLOCATION_CREATE_WITHIN_BUDGET_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT | |
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MemoryUsageVmaFlags(usage), |
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.usage = MemoryUsageVma(usage), |
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.requiredFlags = 0, |
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.preferredFlags = MemoryUsagePreferedVmaFlags(usage), |
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.memoryTypeBits = 0, |
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.pool = VK_NULL_HANDLE, |
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.pUserData = nullptr, |
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.priority = 0.f, |
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}; |
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VkBuffer handle{}; |
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VmaAllocationInfo alloc_info{}; |
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VmaAllocation allocation{}; |
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VkMemoryPropertyFlags property_flags{}; |
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vk::Check(vmaCreateBuffer(allocator, &ci, &alloc_ci, &handle, &allocation, &alloc_info)); |
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vmaGetAllocationMemoryProperties(allocator, allocation, &property_flags); |
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u8* data = reinterpret_cast<u8*>(alloc_info.pMappedData); |
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const std::span<u8> mapped_data = data ? std::span<u8>{data, ci.size} : std::span<u8>{}; |
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const bool is_coherent = property_flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; |
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return vk::Buffer(handle, *device.GetLogical(), allocator, allocation, mapped_data, is_coherent, |
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device.GetDispatchLoader()); |
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} |
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MemoryCommit MemoryAllocator::Commit(const VkMemoryRequirements& requirements, MemoryUsage usage) { |
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// Find the fastest memory flags we can afford with the current requirements
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const u32 type_mask = requirements.memoryTypeBits; |
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@ -253,25 +286,11 @@ MemoryCommit MemoryAllocator::Commit(const VkMemoryRequirements& requirements, M |
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return TryCommit(requirements, flags).value(); |
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} |
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MemoryCommit MemoryAllocator::Commit(const vk::Buffer& buffer, MemoryUsage usage) { |
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auto commit = Commit(device.GetLogical().GetBufferMemoryRequirements(*buffer), usage); |
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buffer.BindMemory(commit.Memory(), commit.Offset()); |
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return commit; |
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} |
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MemoryCommit MemoryAllocator::Commit(const vk::Image& image, MemoryUsage usage) { |
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VkMemoryRequirements requirements = device.GetLogical().GetImageMemoryRequirements(*image); |
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requirements.size = Common::AlignUp(requirements.size, buffer_image_granularity); |
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auto commit = Commit(requirements, usage); |
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image.BindMemory(commit.Memory(), commit.Offset()); |
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return commit; |
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} |
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bool MemoryAllocator::TryAllocMemory(VkMemoryPropertyFlags flags, u32 type_mask, u64 size) { |
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const u32 type = FindType(flags, type_mask).value(); |
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vk::DeviceMemory memory = device.GetLogical().TryAllocateMemory({ |
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.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO, |
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.pNext = export_allocations ? &EXPORT_ALLOCATE_INFO : nullptr, |
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.pNext = nullptr, |
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.allocationSize = size, |
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.memoryTypeIndex = type, |
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}); |
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@ -342,16 +361,4 @@ std::optional<u32> MemoryAllocator::FindType(VkMemoryPropertyFlags flags, u32 ty |
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return std::nullopt; |
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} |
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bool IsHostVisible(MemoryUsage usage) noexcept { |
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switch (usage) { |
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case MemoryUsage::DeviceLocal: |
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return false; |
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case MemoryUsage::Upload: |
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case MemoryUsage::Download: |
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return true; |
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} |
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ASSERT_MSG(false, "Invalid memory usage={}", usage); |
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return false; |
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} |
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} // namespace Vulkan
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liamwhite
3 years ago