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057479c284
We now handle the case where memory is not HOST_CACHED. We also track the memory type now so we can avoid mapping image memory that is not HOST_CACHED and use buffer transfers instead.
91 lines
3.8 KiB
C
91 lines
3.8 KiB
C
#pragma once
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#include <gdk/gdk.h>
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G_BEGIN_DECLS
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#define GSK_VULKAN_MEMORY_MAPPABLE (VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | \
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VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)
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typedef struct _GskVulkanAllocator GskVulkanAllocator;
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typedef struct _GskVulkanAllocation GskVulkanAllocation;
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typedef struct _GskVulkanMemory GskVulkanMemory;
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struct _GskVulkanAllocation
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{
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VkDeviceMemory vk_memory;
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guchar *map;
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VkDeviceSize offset;
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VkDeviceSize size;
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VkMemoryPropertyFlags memory_flags;
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};
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struct _GskVulkanAllocator
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{
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int ref_count;
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void (* free_allocator) (GskVulkanAllocator *allocator);
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void (* alloc) (GskVulkanAllocator *allocator,
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VkDeviceSize size,
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VkDeviceSize alignment,
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GskVulkanAllocation *out_alloc);
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void (* free) (GskVulkanAllocator *allocator,
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GskVulkanAllocation *alloc);
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};
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static inline void gsk_vulkan_alloc (GskVulkanAllocator *allocator,
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VkDeviceSize size,
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VkDeviceSize alignment,
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GskVulkanAllocation *out_alloc);
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static inline void gsk_vulkan_free (GskVulkanAllocator *allocator,
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GskVulkanAllocation *alloc);
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static inline GskVulkanAllocator *
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gsk_vulkan_allocator_ref (GskVulkanAllocator *allocator);
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static inline void gsk_vulkan_allocator_unref (GskVulkanAllocator *allocator);
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GskVulkanAllocator * gsk_vulkan_direct_allocator_new (VkDevice device,
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uint32_t vk_type_index,
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const VkMemoryType *vk_type);
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GskVulkanAllocator * gsk_vulkan_buddy_allocator_new (GskVulkanAllocator *allocator,
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gsize block_size);
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GskVulkanAllocator * gsk_vulkan_stats_allocator_new (GskVulkanAllocator *allocator);
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GskVulkanAllocator * gsk_vulkan_external_allocator_new (VkDevice device);
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static inline void
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gsk_vulkan_alloc (GskVulkanAllocator *allocator,
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VkDeviceSize size,
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VkDeviceSize alignment,
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GskVulkanAllocation *out_alloc)
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{
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allocator->alloc (allocator, size, alignment, out_alloc);
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}
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static inline void
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gsk_vulkan_free (GskVulkanAllocator *allocator,
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GskVulkanAllocation *alloc)
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{
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allocator->free (allocator, alloc);
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}
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static inline GskVulkanAllocator *
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gsk_vulkan_allocator_ref (GskVulkanAllocator *self)
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{
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self->ref_count++;
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return self;
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}
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static inline void
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gsk_vulkan_allocator_unref (GskVulkanAllocator *self)
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{
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self->ref_count--;
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if (self->ref_count > 0)
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return;
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self->free_allocator (self);
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}
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G_END_DECLS
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