161 lines
7.9 KiB
C++
161 lines
7.9 KiB
C++
/**************************************************************************/
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/* rendering_context_driver_vulkan.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef RENDERING_CONTEXT_DRIVER_VULKAN_H
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#define RENDERING_CONTEXT_DRIVER_VULKAN_H
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#ifdef VULKAN_ENABLED
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#include "servers/rendering/rendering_context_driver.h"
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#ifdef USE_VOLK
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#include <volk.h>
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#else
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#include <vulkan/vulkan.h>
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#endif
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class RenderingContextDriverVulkan : public RenderingContextDriver {
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public:
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struct Functions {
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// Physical device.
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PFN_vkGetPhysicalDeviceFeatures2 GetPhysicalDeviceFeatures2 = nullptr;
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PFN_vkGetPhysicalDeviceProperties2 GetPhysicalDeviceProperties2 = nullptr;
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// Device.
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PFN_vkGetDeviceProcAddr GetDeviceProcAddr = nullptr;
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// Surfaces.
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PFN_vkGetPhysicalDeviceSurfaceSupportKHR GetPhysicalDeviceSurfaceSupportKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfaceFormatsKHR GetPhysicalDeviceSurfaceFormatsKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR GetPhysicalDeviceSurfaceCapabilitiesKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfacePresentModesKHR GetPhysicalDeviceSurfacePresentModesKHR = nullptr;
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// Debug utils.
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PFN_vkCreateDebugUtilsMessengerEXT CreateDebugUtilsMessengerEXT = nullptr;
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PFN_vkDestroyDebugUtilsMessengerEXT DestroyDebugUtilsMessengerEXT = nullptr;
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PFN_vkCmdBeginDebugUtilsLabelEXT CmdBeginDebugUtilsLabelEXT = nullptr;
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PFN_vkCmdEndDebugUtilsLabelEXT CmdEndDebugUtilsLabelEXT = nullptr;
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PFN_vkSetDebugUtilsObjectNameEXT SetDebugUtilsObjectNameEXT = nullptr;
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bool debug_util_functions_available() const {
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return CreateDebugUtilsMessengerEXT != nullptr &&
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DestroyDebugUtilsMessengerEXT != nullptr &&
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CmdBeginDebugUtilsLabelEXT != nullptr &&
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CmdEndDebugUtilsLabelEXT != nullptr &&
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SetDebugUtilsObjectNameEXT != nullptr;
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}
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// Debug report.
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PFN_vkCreateDebugReportCallbackEXT CreateDebugReportCallbackEXT = nullptr;
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PFN_vkDebugReportMessageEXT DebugReportMessageEXT = nullptr;
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PFN_vkDestroyDebugReportCallbackEXT DestroyDebugReportCallbackEXT = nullptr;
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bool debug_report_functions_available() const {
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return CreateDebugReportCallbackEXT != nullptr &&
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DebugReportMessageEXT != nullptr &&
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DestroyDebugReportCallbackEXT != nullptr;
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}
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};
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private:
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struct DeviceQueueFamilies {
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TightLocalVector<VkQueueFamilyProperties> properties;
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};
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VkInstance instance = VK_NULL_HANDLE;
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uint32_t instance_api_version = VK_API_VERSION_1_0;
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HashMap<CharString, bool> requested_instance_extensions;
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HashSet<CharString> enabled_instance_extension_names;
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TightLocalVector<Device> driver_devices;
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TightLocalVector<VkPhysicalDevice> physical_devices;
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TightLocalVector<DeviceQueueFamilies> device_queue_families;
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VkDebugUtilsMessengerEXT debug_messenger = VK_NULL_HANDLE;
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VkDebugReportCallbackEXT debug_report = VK_NULL_HANDLE;
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Functions functions;
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Error _initialize_vulkan_version();
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void _register_requested_instance_extension(const CharString &p_extension_name, bool p_required);
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Error _initialize_instance_extensions();
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Error _initialize_instance();
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Error _initialize_devices();
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// Static callbacks.
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static VKAPI_ATTR VkBool32 VKAPI_CALL _debug_messenger_callback(VkDebugUtilsMessageSeverityFlagBitsEXT p_message_severity, VkDebugUtilsMessageTypeFlagsEXT p_message_type, const VkDebugUtilsMessengerCallbackDataEXT *p_callback_data, void *p_user_data);
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static VKAPI_ATTR VkBool32 VKAPI_CALL _debug_report_callback(VkDebugReportFlagsEXT p_flags, VkDebugReportObjectTypeEXT p_object_type, uint64_t p_object, size_t p_location, int32_t p_message_code, const char *p_layer_prefix, const char *p_message, void *p_user_data);
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protected:
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Error _find_validation_layers(TightLocalVector<const char *> &r_layer_names) const;
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// Can be overridden by platform-specific drivers.
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virtual const char *_get_platform_surface_extension() const { return nullptr; }
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virtual bool _use_validation_layers() const;
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virtual Error _create_vulkan_instance(const VkInstanceCreateInfo *p_create_info, VkInstance *r_instance);
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public:
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virtual Error initialize() override;
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virtual const Device &device_get(uint32_t p_device_index) const override;
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virtual uint32_t device_get_count() const override;
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virtual bool device_supports_present(uint32_t p_device_index, SurfaceID p_surface) const override;
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virtual RenderingDeviceDriver *driver_create() override;
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virtual void driver_free(RenderingDeviceDriver *p_driver) override;
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virtual SurfaceID surface_create(const void *p_platform_data) override;
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virtual void surface_set_size(SurfaceID p_surface, uint32_t p_width, uint32_t p_height) override;
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virtual void surface_set_vsync_mode(SurfaceID p_surface, DisplayServer::VSyncMode p_vsync_mode) override;
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virtual DisplayServer::VSyncMode surface_get_vsync_mode(SurfaceID p_surface) const override;
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virtual uint32_t surface_get_width(SurfaceID p_surface) const override;
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virtual uint32_t surface_get_height(SurfaceID p_surface) const override;
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virtual void surface_set_needs_resize(SurfaceID p_surface, bool p_needs_resize) override;
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virtual bool surface_get_needs_resize(SurfaceID p_surface) const override;
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virtual void surface_destroy(SurfaceID p_surface) override;
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virtual bool is_debug_utils_enabled() const override;
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// Vulkan-only methods.
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struct Surface {
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VkSurfaceKHR vk_surface = VK_NULL_HANDLE;
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uint32_t width = 0;
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uint32_t height = 0;
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DisplayServer::VSyncMode vsync_mode = DisplayServer::VSYNC_ENABLED;
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bool needs_resize = false;
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};
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VkInstance instance_get() const;
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VkPhysicalDevice physical_device_get(uint32_t p_device_index) const;
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uint32_t queue_family_get_count(uint32_t p_device_index) const;
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VkQueueFamilyProperties queue_family_get(uint32_t p_device_index, uint32_t p_queue_family_index) const;
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bool queue_family_supports_present(VkPhysicalDevice p_physical_device, uint32_t p_queue_family_index, SurfaceID p_surface) const;
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const Functions &functions_get() const;
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RenderingContextDriverVulkan();
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virtual ~RenderingContextDriverVulkan() override;
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};
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#endif // VULKAN_ENABLED
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#endif // RENDERING_CONTEXT_DRIVER_VULKAN_H
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