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https://github.com/MaSzyna-EU07/maszyna.git
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67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/*
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This Source Code Form is subject to the
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terms of the Mozilla Public License, v.
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2.0. If a copy of the MPL was not
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distributed with this file, You can
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obtain one at
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http://mozilla.org/MPL/2.0/.
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*/
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// the vulkan loader, loaded when the program runs, and the VkInstance: vulkan 1.4, the extensions glfw needs to show images
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// in a window and, with gfx.vulkan.validation, the khronos validation layer with its messages passed to the log
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#pragma once
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#include "rendering/vulkan14/vulkan14common.h"
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namespace vk14
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{
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// loads the vulkan loader (once). false: there's no vulkan on the machine, Reason tells what is missing
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bool load_vulkan(std::string &Reason);
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struct instance_config
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{
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// 0: none, 1: VK_LAYER_KHRONOS_validation, 2: also its gpu-assisted validation
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int validation{0};
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// VK_EXT_debug_utils: the messages of the validation layer in the log, names of objects
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bool debug_utils{false};
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// the extensions a library asks for (dlss), taken where the loader has them
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std::vector<std::string> wanted_extensions;
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};
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class instance
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{
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public:
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instance() = default;
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instance(instance const &) = delete;
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instance &operator=(instance const &) = delete;
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~instance();
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// false: Reason tells why
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bool create(instance_config const &Config, std::string &Reason);
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void destroy();
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VkInstance handle() const
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{
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return m_instance;
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}
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bool validation_enabled() const
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{
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return m_validation_enabled;
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}
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// a name of a vulkan object, for the messages of the validation layer and for captures. nothing without debug utils
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void set_object_name(VkDevice Device, VkObjectType Type, std::uint64_t Handle, std::string const &Name) const;
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private:
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bool collect_layers(std::vector<char const *> &Layers, instance_config const &Config);
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bool collect_extensions(std::vector<char const *> &Extensions, instance_config const &Config, std::string &Reason);
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VkInstance m_instance{VK_NULL_HANDLE};
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VkDebugUtilsMessengerEXT m_messenger{VK_NULL_HANDLE};
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bool m_validation_enabled{false};
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bool m_debug_utils_enabled{false};
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};
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} // namespace vk14
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