98 lines
2.6 KiB
C++
98 lines
2.6 KiB
C++
export module renderer.vk.instance;
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import preliminary;
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import renderer.frontend;
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import renderer.vk.api_wrapper;
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export namespace lt::renderer::vkb {
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/**
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* Responsible for dynamically loading Vulkan library/functions.
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*
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* @note: The delayed vkInstance destruction is due to a work-around for a libx11 quirk:
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* @ref:
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* https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers/commit/0017308648b6bf8eef10ef0ffb9470576c0c2e9e
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* https://www.xfree86.org/4.7.0/DRI11.html
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* https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers/issues/1894
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*/
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class Instance: public IInstance
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{
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public:
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static auto get() -> IInstance *
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{
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return &Instance::instance();
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}
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[[nodiscard]] auto vk() -> vk::Instance &
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{
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return m_instance;
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}
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private:
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static auto instance() -> IInstance &
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{
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static auto instance = Instance {};
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return instance;
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}
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Instance();
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vk::Instance m_instance;
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};
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} // namespace lt::renderer::vkb
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module :private;
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namespace lt::renderer::vkb {
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Instance::Instance()
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{
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vk::load_library();
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vk::load_global_functions();
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const auto app_info = vk::ApplicationInfo {
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.name = "Hallo Hallo Hallo :3",
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.version = vk::constants::application_version,
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.engine_name = vk::constants::engine_name,
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.engine_version = vk::constants::engine_version,
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.api_version = vk::constants::api_version,
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};
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using Setting = vk::Instance::Layer::Setting;
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const auto validation_layer_settings = std::vector<Setting> {
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Setting { .name = "validate_core", .values = true },
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Setting { .name = "validate_sync", .values = true },
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Setting { .name = "thread_safety", .values = true },
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Setting { .name = "debug_action", .values = true },
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Setting { .name = "enable_message_limit", .values = true },
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Setting {
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.name = "duplicate_message_limit",
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.values = std::numeric_limits<u32>::max(),
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},
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Setting {
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.name = "report_flags",
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.values = std::vector<const char *> { "info", "warn", "perf", "error", "verbose" },
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},
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};
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using Layer = vk::Instance::Layer;
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m_instance = vk::Instance(
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vk::Instance::CreateInfo {
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.application_info = app_info,
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.layers = std::vector<Layer> { Layer {
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.name = vk::instance_layer_names::validation,
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.settings = validation_layer_settings,
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} },
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.extensions = {
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vk::instance_extension_names::debug_utils,
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vk::instance_extension_names::surface,
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vk::instance_extension_names::platform_surface,
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vk::instance_extension_names::physical_device_properties_2,
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},
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}
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);
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m_instance.load_functions();
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}
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} // namespace lt::renderer::vkb
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