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https://gitea.wildfiregames.com/0ad/0ad
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157c6af18e
Avoid cases of filenames Update years in terms and other legal(ish) documents Don't update years in license headers, since change is not meaningful Will add linter rule in seperate commit Happy recompiling everyone! Original Patch By: Nescio Comment By: Gallaecio Differential Revision: D2620 This was SVN commit r27786.
104 lines
3.4 KiB
C++
104 lines
3.4 KiB
C++
/* Copyright (C) 2023 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_RENDERER_BACKEND_VULKAN_DEVICESELECTION
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#define INCLUDED_RENDERER_BACKEND_VULKAN_DEVICESELECTION
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#include "scriptinterface/ScriptForward.h"
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#include <glad/vulkan.h>
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#include <limits>
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#include <vector>
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namespace Renderer
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{
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namespace Backend
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{
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namespace Vulkan
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{
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/**
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* Structure to store all information that might be useful on device selection.
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*/
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struct SAvailablePhysicalDevice
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{
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uint32_t index = std::numeric_limits<uint32_t>::max();
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VkPhysicalDevice device = VK_NULL_HANDLE;
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VkPhysicalDeviceProperties properties{};
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VkPhysicalDeviceDescriptorIndexingPropertiesEXT descriptorIndexingProperties{};
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VkPhysicalDeviceMemoryProperties memoryProperties{};
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VkPhysicalDeviceFeatures features{};
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VkPhysicalDeviceDescriptorIndexingFeaturesEXT descriptorIndexingFeatures{};
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std::vector<VkQueueFamilyProperties> queueFamilies;
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bool hasRequiredExtensions = false;
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bool hasOutputToSurfaceSupport = false;
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size_t graphicsQueueFamilyIndex = 0;
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size_t presentQueueFamilyIndex = 0;
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VkDeviceSize deviceTotalMemory = 0;
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VkDeviceSize hostTotalMemory = 0;
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std::vector<std::string> extensions;
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VkSurfaceCapabilitiesKHR surfaceCapabilities;
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std::vector<VkSurfaceFormatKHR> surfaceFormats;
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std::vector<VkPresentModeKHR> presentModes;
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};
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/**
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* @return all available physical devices for the Vulkan instance with
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* additional flags of surface and required extensions support.
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* We could have a single function that returns a selected device. But we use
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* multiple functions to be able to save some information about available
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* devices before filtering and give a choice to a user.
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*/
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std::vector<SAvailablePhysicalDevice> GetAvailablePhysicalDevices(
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VkInstance instance, VkSurfaceKHR surface,
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const std::vector<const char*>& requiredDeviceExtensions);
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/**
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* @return true if we can't use the device for our needs. For example, it
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* doesn't graphics or present queues. Because we can't render the game without
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* them.
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*/
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bool IsPhysicalDeviceUnsupported(const SAvailablePhysicalDevice& device);
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/**
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* @return true if the first device is better for our needs than the second
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* one. Useful in functions like std::sort. The first and the second devices
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* should be supported (in other words IsPhysicalDeviceSupported should
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* return true for both of them).
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*/
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bool ComparePhysicalDevices(
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const SAvailablePhysicalDevice& device1,
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const SAvailablePhysicalDevice& device2);
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bool IsSurfaceFormatSupported(
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const VkSurfaceFormatKHR& surfaceFormat);
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/**
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* Report all desired information about the available physical device.
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*/
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void ReportAvailablePhysicalDevice(const SAvailablePhysicalDevice& device,
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const ScriptRequest& rq, JS::HandleValue settings);
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} // namespace Vulkan
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} // namespace Backend
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} // namespace Renderer
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#endif // INCLUDED_RENDERER_BACKEND_VULKAN_DEVICESELECTION
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