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The previous implementation was horribly slow with a larger number of descriptor sets. The new approach uses util_vma_heap (like ANV) which is a perfect fit. This fixes stuttering in Indiana Jones because that games seems to use a huge number of descriptor sets which can also be freed. Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/13901 Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37976>
46 lines
1,022 B
C
46 lines
1,022 B
C
/*
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* Copyright © 2016 Bas Nieuwenhuizen
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef RADV_DESCRIPTOR_POOL_H
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#define RADV_DESCRIPTOR_POOL_H
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#include "vk_object.h"
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#include <vulkan/vulkan.h>
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#include "util/list.h"
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#include "util/vma.h"
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/* The vma heap reserves 0 to mean NULL; we have to offset by some amount to ensure we can allocate
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* the entire BO without hitting zero. The actual amount doesn't matter.
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*/
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#define RADV_POOL_HEAP_OFFSET 32
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struct radv_descriptor_set;
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struct radv_descriptor_pool {
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struct vk_object_base base;
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struct radeon_winsys_bo *bo;
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uint8_t *host_bo;
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uint8_t *mapped_ptr;
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uint64_t current_offset;
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uint64_t size;
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uint8_t *host_memory_base;
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uint8_t *host_memory_ptr;
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uint8_t *host_memory_end;
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struct list_head sets;
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struct util_vma_heap bo_heap;
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uint32_t entry_count;
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uint32_t max_entry_count;
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};
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VK_DEFINE_NONDISP_HANDLE_CASTS(radv_descriptor_pool, base, VkDescriptorPool, VK_OBJECT_TYPE_DESCRIPTOR_POOL)
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#endif /* RADV_DESCRIPTOR_POOL_H */
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