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Merge pull request #99551 from DarioSamo/fragment-density-map

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Implement Fragment density map support.
This commit is contained in:
Rémi Verschelde
2025-03-28 14:31:19 +01:00
parent aeeea52a93 76d709be74
commit 408d07109b
21 changed files with 738 additions and 360 deletions
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49
drivers/vulkan/rendering_device_driver_vulkan.h
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@@ -53,6 +53,9 @@ class RenderingDeviceDriverVulkan : public RenderingDeviceDriver {
struct CommandQueue;
struct SwapChain;
struct CommandBufferInfo;
struct RenderPassInfo;
struct Framebuffer;
struct Queue {
VkQueue queue = VK_NULL_HANDLE;
@@ -75,18 +78,6 @@ class RenderingDeviceDriverVulkan : public RenderingDeviceDriver {
String supported_operations_desc() const;
};
struct VRSCapabilities {
bool pipeline_vrs_supported = false; // We can specify our fragment rate on a pipeline level.
bool primitive_vrs_supported = false; // We can specify our fragment rate on each drawcall.
bool attachment_vrs_supported = false; // We can provide a density map attachment on our framebuffer.
Size2i min_texel_size;
Size2i max_texel_size;
Size2i max_fragment_size;
Size2i texel_size; // The texel size we'll use
};
struct ShaderCapabilities {
bool shader_float16_is_supported = false;
bool shader_int8_is_supported = false;
@@ -106,6 +97,7 @@ class RenderingDeviceDriverVulkan : public RenderingDeviceDriver {
PFN_vkAcquireNextImageKHR AcquireNextImageKHR = nullptr;
PFN_vkQueuePresentKHR QueuePresentKHR = nullptr;
PFN_vkCreateRenderPass2KHR CreateRenderPass2KHR = nullptr;
PFN_vkCmdEndRenderPass2KHR EndRenderPass2KHR = nullptr;
// Debug marker extensions.
PFN_vkCmdDebugMarkerBeginEXT CmdDebugMarkerBeginEXT = nullptr;
@@ -134,7 +126,8 @@ class RenderingDeviceDriverVulkan : public RenderingDeviceDriver {
RDD::Capabilities device_capabilities;
SubgroupCapabilities subgroup_capabilities;
MultiviewCapabilities multiview_capabilities;
VRSCapabilities vrs_capabilities;
FragmentShadingRateCapabilities fsr_capabilities;
FragmentDensityMapCapabilities fdm_capabilities;
ShaderCapabilities shader_capabilities;
StorageBufferCapabilities storage_buffer_capabilities;
bool buffer_device_address_support = false;
@@ -154,6 +147,7 @@ class RenderingDeviceDriverVulkan : public RenderingDeviceDriver {
Error _initialize_device_extensions();
Error _check_device_features();
Error _check_device_capabilities();
void _choose_vrs_capabilities();
Error _add_queue_create_info(LocalVector<VkDeviceQueueCreateInfo> &r_queue_create_info);
Error _initialize_device(const LocalVector<VkDeviceQueueCreateInfo> &p_queue_create_info);
Error _initialize_allocator();
@@ -331,6 +325,7 @@ private:
struct CommandPool {
VkCommandPool vk_command_pool = VK_NULL_HANDLE;
CommandBufferType buffer_type = COMMAND_BUFFER_TYPE_PRIMARY;
LocalVector<CommandBufferInfo *> command_buffers_created;
};
public:
@@ -338,8 +333,16 @@ public:
virtual bool command_pool_reset(CommandPoolID p_cmd_pool) override final;
virtual void command_pool_free(CommandPoolID p_cmd_pool) override final;
private:
// ----- BUFFER -----
struct CommandBufferInfo {
VkCommandBuffer vk_command_buffer = VK_NULL_HANDLE;
Framebuffer *active_framebuffer = nullptr;
RenderPassInfo *active_render_pass = nullptr;
};
public:
virtual CommandBufferID command_buffer_create(CommandPoolID p_cmd_pool) override final;
virtual bool command_buffer_begin(CommandBufferID p_cmd_buffer) override final;
virtual bool command_buffer_begin_secondary(CommandBufferID p_cmd_buffer, RenderPassID p_render_pass, uint32_t p_subpass, FramebufferID p_framebuffer) override final;
@@ -381,6 +384,7 @@ public:
virtual void swap_chain_set_max_fps(SwapChainID p_swap_chain, int p_max_fps) override final;
virtual void swap_chain_free(SwapChainID p_swap_chain) override final;
private:
/*********************/
/**** FRAMEBUFFER ****/
/*********************/
@@ -388,12 +392,16 @@ public:
struct Framebuffer {
VkFramebuffer vk_framebuffer = VK_NULL_HANDLE;
// Only filled in if the framebuffer uses a fragment density map with offsets. Unused otherwise.
uint32_t fragment_density_map_offsets_layers = 0;
// Only filled in by a framebuffer created by a swap chain. Unused otherwise.
VkImage swap_chain_image = VK_NULL_HANDLE;
VkImageSubresourceRange swap_chain_image_subresource_range = {};
bool swap_chain_acquired = false;
};
public:
virtual FramebufferID framebuffer_create(RenderPassID p_render_pass, VectorView<TextureID> p_attachments, uint32_t p_width, uint32_t p_height) override final;
virtual void framebuffer_free(FramebufferID p_framebuffer) override final;
@@ -571,9 +579,16 @@ public:
/**** RENDERING ****/
/*******************/
private:
// ----- SUBPASS -----
virtual RenderPassID render_pass_create(VectorView<Attachment> p_attachments, VectorView<Subpass> p_subpasses, VectorView<SubpassDependency> p_subpass_dependencies, uint32_t p_view_count) override final;
struct RenderPassInfo {
VkRenderPass vk_render_pass = VK_NULL_HANDLE;
bool uses_fragment_density_map_offsets = false;
};
public:
virtual RenderPassID render_pass_create(VectorView<Attachment> p_attachments, VectorView<Subpass> p_subpasses, VectorView<SubpassDependency> p_subpass_dependencies, uint32_t p_view_count, AttachmentReference p_fragment_density_map_attachment) override final;
virtual void render_pass_free(RenderPassID p_render_pass) override final;
// ----- COMMANDS -----
@@ -691,6 +706,8 @@ public:
virtual uint64_t api_trait_get(ApiTrait p_trait) override final;
virtual bool has_feature(Features p_feature) override final;
virtual const MultiviewCapabilities &get_multiview_capabilities() override final;
virtual const FragmentShadingRateCapabilities &get_fragment_shading_rate_capabilities() override final;
virtual const FragmentDensityMapCapabilities &get_fragment_density_map_capabilities() override final;
virtual String get_api_name() const override final;
virtual String get_api_version() const override final;
virtual String get_pipeline_cache_uuid() const override final;
@@ -708,7 +725,9 @@ private:
TextureInfo,
VertexFormatInfo,
ShaderInfo,
UniformSetInfo>;
UniformSetInfo,
RenderPassInfo,
CommandBufferInfo>;
PagedAllocator<VersatileResource, true> resources_allocator;
/******************/