initialize()

bool MayaFlux::Core::VKContext::initialize	(	const GlobalGraphicsConfig &	graphics_config,
		bool	enable_validation = true,
		const std::vector< const char * > &	required_extensions = {}
	)

Initialize Vulkan context.

Parameters

global_config	Global graphics configuration
enable_validation	Enable validation layers
required_extensions	Required instance extensions

Returns

true if successful

Definition at line 26 of file VKContext.cpp.

{
    m_graphics_config = graphics_config;
 
    if (graphics_config.requested_api != GlobalGraphicsConfig::GraphicsApi::VULKAN) {
        MF_ERROR(Journal::Component::Core, Journal::Context::GraphicsBackend,
            "Vulkan context initialization requested, but graphics API is not set to Vulkan!");
        return false;
    }
 
    std::vector<const char*> extensions = required_extensions;
 
#if defined(COCOA_BACKEND)
    if (graphics_config.windowing_backend == GlobalGraphicsConfig::WindowingBackend::COCOA) {
        for (const char* ext : { VK_KHR_SURFACE_EXTENSION_NAME, VK_EXT_METAL_SURFACE_EXTENSION_NAME }) {
            if (std::ranges::none_of(extensions, [ext](const char* e) { return std::strcmp(e, ext) == 0; }))
                extensions.push_back(ext);
        }
    }
#endif
 
#if defined(WIN32_BACKEND)
    extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
    extensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
#elif defined(WAYLAND_BACKEND)
    extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
    extensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
#endif
 
    if (!m_instance.initialize(enable_validation, extensions)) {
        MF_ERROR(Journal::Component::Core, Journal::Context::GraphicsBackend,
            "Failed to initialize Vulkan instance!");
        return false;
    }
 
    if (!m_device.initialize(m_instance.get_instance(), m_graphics_config.backend_info)) {
        MF_ERROR(Journal::Component::Core, Journal::Context::GraphicsBackend,
            "Failed to initialize Vulkan device!");
        cleanup();
        return false;
    }
 
    MF_INFO(Journal::Component::Core, Journal::Context::GraphicsBackend,
        "Vulkan context initialized successfully.");
    return true;
}

References MayaFlux::Core::GlobalGraphicsConfig::backend_info, cleanup(), MayaFlux::Core::GlobalGraphicsConfig::COCOA, MayaFlux::Journal::Core, MayaFlux::Core::VKInstance::get_instance(), MayaFlux::Journal::GraphicsBackend, MayaFlux::Core::VKInstance::initialize(), MayaFlux::Core::VKDevice::initialize(), m_device, m_graphics_config, m_instance, MF_ERROR, MF_INFO, MayaFlux::Core::GlobalGraphicsConfig::requested_api, MayaFlux::Core::GlobalGraphicsConfig::VULKAN, and MayaFlux::Core::GlobalGraphicsConfig::windowing_backend.

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