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Merge branch 'vulkan-stage-allocator' into 'master'

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Draft: render/vulkan: Upgrade stage span allocator

See merge request wlroots/wlroots!4733
This commit is contained in:
Kenny Levinsen 2024-10-28 17:52:40 +00:00
commit c034ead5ac
4 changed files with 165 additions and 99 deletions
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27
include/render/vulkan.h
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@ -247,7 +247,7 @@ struct wlr_vk_command_buffer {
// Textures to destroy after the command buffer completes
struct wl_list destroy_textures; // wlr_vk_texture.destroy_link
// Staging shared buffers to release after the command buffer completes
struct wl_list stage_buffers; // wlr_vk_shared_buffer.link
struct wl_list stage_spans; // wlr_vk_stage_span.link
// Color transform to unref after the command buffer completes
struct wlr_color_transform *color_transform;
@ -313,6 +313,7 @@ struct wlr_vk_renderer {
struct wlr_vk_command_buffer *cb;
uint64_t last_timeline_point;
struct wl_list buffers; // wlr_vk_shared_buffer.link
struct wl_list spans; // wlr_vk_stage_span.link
} stage;
struct {
@ -387,9 +388,10 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
// and used as staging buffer. The allocation is implicitly released when the
// stage cb has finished execution. The start of the span will be a multiple
// of the given alignment.
struct wlr_vk_buffer_span vulkan_get_stage_span(
struct wlr_vk_stage_span *vulkan_get_stage_span(
struct wlr_vk_renderer *renderer, VkDeviceSize size,
VkDeviceSize alignment);
void vulkan_return_stage_span(struct wlr_vk_renderer *r, struct wlr_vk_stage_span *span);
// Tries to allocate a texture descriptor set. Will additionally
// return the pool it was allocated from when successful (for freeing it later).
@ -471,29 +473,32 @@ struct wlr_vk_descriptor_pool {
struct wl_list link; // wlr_vk_renderer.descriptor_pools
};
struct wlr_vk_allocation {
struct wlr_vk_stage_span {
struct wl_list link; // wlr_vk_renderer.stage.spans
// usage_link is a reference from the command buffer using the span.
// Separate from the main link to not mess up ordering.
struct wl_list usage_link; // wlr_vk_command_buffer.stage_spans
struct wlr_vk_shared_buffer *buffer;
VkDeviceSize start;
VkDeviceSize size;
bool free;
};
// List of suballocated staging buffers.
// Used to upload to/read from device local images.
struct wlr_vk_shared_buffer {
struct wl_list link; // wlr_vk_renderer.stage.buffers or wlr_vk_command_buffer.stage_buffers
struct wl_list link; // wlr_vk_renderer.stage.buffers
VkBuffer buffer;
VkDeviceMemory memory;
VkDeviceSize buf_size;
void *cpu_mapping;
struct wl_array allocs; // struct wlr_vk_allocation
};
// Suballocated range on a buffer.
struct wlr_vk_buffer_span {
struct wlr_vk_shared_buffer *buffer;
struct wlr_vk_allocation alloc;
VkDeviceSize active;
uint64_t unused_counter;
};
// Lookup table for a color transform
struct wlr_vk_color_transform {
struct wlr_addon addon; // owned by: wlr_vk_renderer