/**************************************************************************/ /* vulkan_context.h */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #ifndef VULKAN_CONTEXT_H #define VULKAN_CONTEXT_H #include "core/error/error_list.h" #include "core/os/mutex.h" #include "core/string/ustring.h" #include "core/templates/hash_map.h" #include "core/templates/rb_map.h" #include "core/templates/rid_owner.h" #include "rendering_device_driver_vulkan.h" #include "servers/display_server.h" #include "servers/rendering/renderer_rd/api_context_rd.h" #ifdef USE_VOLK #include #else #include #endif #include "vulkan_hooks.h" class VulkanContext : public ApiContextRD { public: struct SubgroupCapabilities { uint32_t size; uint32_t min_size; uint32_t max_size; VkShaderStageFlags supportedStages; VkSubgroupFeatureFlags supportedOperations; VkBool32 quadOperationsInAllStages; bool size_control_is_supported; uint32_t supported_stages_flags_rd() const; String supported_stages_desc() const; uint32_t supported_operations_flags_rd() const; String supported_operations_desc() const; }; struct VRSCapabilities { bool pipeline_vrs_supported; // We can specify our fragment rate on a pipeline level. bool primitive_vrs_supported; // We can specify our fragment rate on each drawcall. bool attachment_vrs_supported; // We can provide a density map attachment on our framebuffer. Size2i min_texel_size; Size2i max_texel_size; Size2i texel_size; // The texel size we'll use }; struct ShaderCapabilities { bool shader_float16_is_supported; bool shader_int8_is_supported; }; struct StorageBufferCapabilities { bool storage_buffer_16_bit_access_is_supported; bool uniform_and_storage_buffer_16_bit_access_is_supported; bool storage_push_constant_16_is_supported; bool storage_input_output_16; }; private: enum { MAX_EXTENSIONS = 128, MAX_LAYERS = 64, FRAME_LAG = 2 }; static VulkanHooks *vulkan_hooks; VkInstance inst = VK_NULL_HANDLE; VkPhysicalDevice gpu = VK_NULL_HANDLE; VkPhysicalDeviceProperties gpu_props; uint32_t queue_family_count = 0; VkQueueFamilyProperties *queue_props = nullptr; VkDevice device = VK_NULL_HANDLE; bool device_initialized = false; bool inst_initialized = false; uint32_t instance_api_version = VK_API_VERSION_1_0; SubgroupCapabilities subgroup_capabilities; RDD::MultiviewCapabilities multiview_capabilities; VRSCapabilities vrs_capabilities; ShaderCapabilities shader_capabilities; StorageBufferCapabilities storage_buffer_capabilities; bool pipeline_cache_control_support = false; String device_vendor; String device_name; VkPhysicalDeviceType device_type; String pipeline_cache_id; uint32_t device_api_version = 0; bool buffers_prepared = false; // Present queue. bool queues_initialized = false; uint32_t graphics_queue_family_index = UINT32_MAX; uint32_t present_queue_family_index = UINT32_MAX; bool separate_present_queue = false; VkQueue graphics_queue = VK_NULL_HANDLE; VkQueue present_queue = VK_NULL_HANDLE; VkColorSpaceKHR color_space; VkFormat format; VkSemaphore draw_complete_semaphores[FRAME_LAG]; VkSemaphore image_ownership_semaphores[FRAME_LAG]; int frame_index = 0; VkFence fences[FRAME_LAG]; VkPhysicalDeviceMemoryProperties memory_properties; VkPhysicalDeviceFeatures physical_device_features; typedef struct { VkImage image; VkCommandBuffer graphics_to_present_cmd; VkImageView view; VkFramebuffer framebuffer; } SwapchainImageResources; struct Window { VkSurfaceKHR surface = VK_NULL_HANDLE; VkSwapchainKHR swapchain = VK_NULL_HANDLE; SwapchainImageResources *swapchain_image_resources = VK_NULL_HANDLE; VkPresentModeKHR presentMode = VK_PRESENT_MODE_FIFO_KHR; VkSemaphore image_acquired_semaphores[FRAME_LAG]; bool semaphore_acquired = false; uint32_t current_buffer = 0; int width = 0; int height = 0; DisplayServer::VSyncMode vsync_mode = DisplayServer::VSYNC_ENABLED; VkCommandPool present_cmd_pool = VK_NULL_HANDLE; // For separate present queue. VkRenderPass render_pass = VK_NULL_HANDLE; }; struct LocalDevice { bool waiting = false; VkDevice device = VK_NULL_HANDLE; VkQueue queue = VK_NULL_HANDLE; RenderingDeviceDriverVulkan *driver = nullptr; }; RID_Owner local_device_owner; RenderingDeviceDriverVulkan *driver = nullptr; HashMap windows; uint32_t swapchainImageCount = 0; // Commands. bool prepared = false; LocalVector command_buffer_queue; uint32_t command_buffer_count = 1; // Extensions. static bool instance_extensions_initialized; static HashMap requested_instance_extensions; HashSet enabled_instance_extension_names; static bool device_extensions_initialized; static HashMap requested_device_extensions; HashSet enabled_device_extension_names; bool VK_KHR_incremental_present_enabled = true; bool VK_GOOGLE_display_timing_enabled = true; PFN_vkCreateDebugUtilsMessengerEXT CreateDebugUtilsMessengerEXT = nullptr; PFN_vkDestroyDebugUtilsMessengerEXT DestroyDebugUtilsMessengerEXT = nullptr; PFN_vkSubmitDebugUtilsMessageEXT SubmitDebugUtilsMessageEXT = nullptr; PFN_vkCmdBeginDebugUtilsLabelEXT CmdBeginDebugUtilsLabelEXT = nullptr; PFN_vkCmdEndDebugUtilsLabelEXT CmdEndDebugUtilsLabelEXT = nullptr; PFN_vkCmdInsertDebugUtilsLabelEXT CmdInsertDebugUtilsLabelEXT = nullptr; PFN_vkSetDebugUtilsObjectNameEXT SetDebugUtilsObjectNameEXT = nullptr; PFN_vkCreateDebugReportCallbackEXT CreateDebugReportCallbackEXT = nullptr; PFN_vkDebugReportMessageEXT DebugReportMessageEXT = nullptr; PFN_vkDestroyDebugReportCallbackEXT DestroyDebugReportCallbackEXT = nullptr; PFN_vkGetPhysicalDeviceSurfaceSupportKHR fpGetPhysicalDeviceSurfaceSupportKHR = nullptr; PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fpGetPhysicalDeviceSurfaceCapabilitiesKHR = nullptr; PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fpGetPhysicalDeviceSurfaceFormatsKHR = nullptr; PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fpGetPhysicalDeviceSurfacePresentModesKHR = nullptr; PFN_vkCreateSwapchainKHR fpCreateSwapchainKHR = nullptr; PFN_vkDestroySwapchainKHR fpDestroySwapchainKHR = nullptr; PFN_vkGetSwapchainImagesKHR fpGetSwapchainImagesKHR = nullptr; PFN_vkAcquireNextImageKHR fpAcquireNextImageKHR = nullptr; PFN_vkQueuePresentKHR fpQueuePresentKHR = nullptr; PFN_vkGetRefreshCycleDurationGOOGLE fpGetRefreshCycleDurationGOOGLE = nullptr; PFN_vkGetPastPresentationTimingGOOGLE fpGetPastPresentationTimingGOOGLE = nullptr; PFN_vkCreateRenderPass2KHR fpCreateRenderPass2KHR = nullptr; VkDebugUtilsMessengerEXT dbg_messenger = VK_NULL_HANDLE; VkDebugReportCallbackEXT dbg_debug_report = VK_NULL_HANDLE; Error _obtain_vulkan_version(); Error _initialize_instance_extensions(); Error _initialize_device_extensions(); Error _check_capabilities(); VkBool32 _check_layers(uint32_t check_count, const char *const *check_names, uint32_t layer_count, VkLayerProperties *layers); static VKAPI_ATTR VkBool32 VKAPI_CALL _debug_messenger_callback( VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity, VkDebugUtilsMessageTypeFlagsEXT messageType, const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData, void *pUserData); static VKAPI_ATTR VkBool32 VKAPI_CALL _debug_report_callback( VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objectType, uint64_t object, size_t location, int32_t messageCode, const char *pLayerPrefix, const char *pMessage, void *pUserData); Error _create_instance(); Error _create_physical_device(VkSurfaceKHR p_surface); Error _initialize_queues(VkSurfaceKHR p_surface); Error _create_device(VkDevice &r_vk_device); Error _clean_up_swap_chain(Window *window); Error _update_swap_chain(Window *window); Error _create_swap_chain(); Error _create_semaphores(); Vector _convert_VkAttachmentReference2(uint32_t p_count, const VkAttachmentReference2 *p_refs); protected: virtual const char *_get_platform_surface_extension() const { return nullptr; } virtual Error _window_create(DisplayServer::WindowID p_window_id, DisplayServer::VSyncMode p_vsync_mode, VkSurfaceKHR p_surface, int p_width, int p_height); virtual bool _use_validation_layers(); Error _get_preferred_validation_layers(uint32_t *count, const char *const **names); virtual VkExtent2D _compute_swapchain_extent(const VkSurfaceCapabilitiesKHR &p_surf_capabilities, int *p_window_width, int *p_window_height) const; public: // Extension calls. bool supports_renderpass2() const { return is_device_extension_enabled(VK_KHR_CREATE_RENDERPASS_2_EXTENSION_NAME); } VkResult vkCreateRenderPass2KHR(VkDevice p_device, const VkRenderPassCreateInfo2 *p_create_info, const VkAllocationCallbacks *p_allocator, VkRenderPass *p_render_pass); virtual const char *get_api_name() const override final { return "Vulkan"; }; virtual RenderingDevice::Capabilities get_device_capabilities() const override final; const SubgroupCapabilities &get_subgroup_capabilities() const { return subgroup_capabilities; }; virtual const RDD::MultiviewCapabilities &get_multiview_capabilities() const override final { return multiview_capabilities; }; const VRSCapabilities &get_vrs_capabilities() const { return vrs_capabilities; }; const ShaderCapabilities &get_shader_capabilities() const { return shader_capabilities; }; const StorageBufferCapabilities &get_storage_buffer_capabilities() const { return storage_buffer_capabilities; }; const VkPhysicalDeviceFeatures &get_physical_device_features() const { return physical_device_features; }; bool get_pipeline_cache_control_support() const { return pipeline_cache_control_support; }; VkDevice get_device(); VkPhysicalDevice get_physical_device(); VkInstance get_instance() { return inst; } virtual int get_swapchain_image_count() const override final; VkQueue get_graphics_queue() const; uint32_t get_graphics_queue_family_index() const; static void set_vulkan_hooks(VulkanHooks *p_vulkan_hooks) { vulkan_hooks = p_vulkan_hooks; }; static void register_requested_instance_extension(const CharString &extension_name, bool p_required); bool is_instance_extension_enabled(const CharString &extension_name) const { return enabled_instance_extension_names.has(extension_name); } static void register_requested_device_extension(const CharString &extension_name, bool p_required); bool is_device_extension_enabled(const CharString &extension_name) const { return enabled_device_extension_names.has(extension_name); } virtual void window_resize(DisplayServer::WindowID p_window_id, int p_width, int p_height) override final; virtual int window_get_width(DisplayServer::WindowID p_window = 0) override final; virtual int window_get_height(DisplayServer::WindowID p_window = 0) override final; virtual bool window_is_valid_swapchain(DisplayServer::WindowID p_window = 0) override final; virtual void window_destroy(DisplayServer::WindowID p_window_id) override final; virtual RDD::RenderPassID window_get_render_pass(DisplayServer::WindowID p_window = 0) override final; virtual RDD::FramebufferID window_get_framebuffer(DisplayServer::WindowID p_window = 0) override final; virtual RID local_device_create() override final; virtual void local_device_push_command_buffers(RID p_local_device, const RDD::CommandBufferID *p_buffers, int p_count) override final; virtual void local_device_sync(RID p_local_device) override final; virtual void local_device_free(RID p_local_device) override final; VkFormat get_screen_format() const; const VkPhysicalDeviceLimits &get_device_limits() const; virtual void set_setup_buffer(RDD::CommandBufferID p_command_buffer) override final; virtual void append_command_buffer(RDD::CommandBufferID p_command_buffer) override final; void resize_notify(); virtual void flush(bool p_flush_setup = false, bool p_flush_pending = false) override final; virtual Error prepare_buffers(RDD::CommandBufferID p_command_buffer) override final; virtual void postpare_buffers(RDD::CommandBufferID p_command_buffer) override final; virtual Error swap_buffers() override final; virtual Error initialize() override final; virtual void command_begin_label(RDD::CommandBufferID p_command_buffer, String p_label_name, const Color &p_color) override final; virtual void command_insert_label(RDD::CommandBufferID p_command_buffer, String p_label_name, const Color &p_color) override final; virtual void command_end_label(RDD::CommandBufferID p_command_buffer) override final; void set_object_name(VkObjectType p_object_type, uint64_t p_object_handle, String p_object_name); virtual String get_device_vendor_name() const override final; virtual String get_device_name() const override final; virtual RDD::DeviceType get_device_type() const override final; virtual String get_device_api_version() const override final; virtual String get_device_pipeline_cache_uuid() const override final; virtual void set_vsync_mode(DisplayServer::WindowID p_window, DisplayServer::VSyncMode p_mode) override final; virtual DisplayServer::VSyncMode get_vsync_mode(DisplayServer::WindowID p_window = 0) const override final; virtual RenderingDeviceDriver *get_driver(RID p_local_device = RID()) override final; VulkanContext(); virtual ~VulkanContext(); }; #endif // VULKAN_CONTEXT_H