Method prepare

framework/hpp_api_vulkan_sample.cpp:24–69

Instantiate the default dispatcher

// Instantiate the default dispatcher
VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE

bool HPPApiVulkanSample::prepare(const vkb::ApplicationOptions &options)
{
	if (!vkb::VulkanSampleCpp::prepare(options))
	{
		return false;
	}

	depth_format = vkb::common::get_suitable_depth_format(get_device().get_gpu().get_handle());

	// Update extent from surface extent to reflect command line arguments
	extent = get_render_context().get_surface_extent();

	// Create synchronization objects
	// Create a semaphore used to synchronize image presentation
	// Ensures that the current swapchain render target has completed presentation and has been released by the presentation engine, ready for rendering
	semaphores.acquired_image_ready = get_device().get_handle().createSemaphore({});
	// Create a semaphore used to synchronize command submission
	// Ensures that the image is not presented until all commands have been sumbitted and executed
	semaphores.render_complete = get_device().get_handle().createSemaphore({});

	// Set up submit info structure
	// Semaphores will stay the same during application lifetime
	// Command buffer submission info is set by each example
	submit_info                   = vk::SubmitInfo();
	submit_info.pWaitDstStageMask = &submit_pipeline_stages;

	submit_info.setWaitSemaphores(semaphores.acquired_image_ready);
	submit_info.setSignalSemaphores(semaphores.render_complete);

	queue = get_device().get_queue_by_flags(vk::QueueFlagBits::eGraphics, 0).get_handle();

	create_swapchain_buffers();
	create_command_pool();
	create_command_buffers();
	create_synchronization_primitives();
	setup_depth_stencil();
	setup_render_pass();
	create_pipeline_cache();
	setup_framebuffer();

	prepare_gui();

	return true;
}

void HPPApiVulkanSample::prepare_gui()
{