/**************************************************************************/
/*  rendering_context_driver_vulkan_android.cpp                           */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#include "rendering_context_driver_vulkan_android.h"

#ifdef VULKAN_ENABLED

#ifdef USE_VOLK
#include <volk.h>
#else
#include <vulkan/vulkan.h>
#endif

const char *RenderingContextDriverVulkanAndroid::_get_platform_surface_extension() const {
	return VK_KHR_ANDROID_SURFACE_EXTENSION_NAME;
}

RenderingContextDriver::SurfaceID RenderingContextDriverVulkanAndroid::surface_create(const void *p_platform_data) {
	const WindowPlatformData *wpd = (const WindowPlatformData *)(p_platform_data);

	VkAndroidSurfaceCreateInfoKHR create_info = {};
	create_info.sType = VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR;
	create_info.window = wpd->window;

	VkSurfaceKHR vk_surface = VK_NULL_HANDLE;
	VkResult err = vkCreateAndroidSurfaceKHR(instance_get(), &create_info, get_allocation_callbacks(VK_OBJECT_TYPE_SURFACE_KHR), &vk_surface);
	ERR_FAIL_COND_V(err != VK_SUCCESS, SurfaceID());

	Surface *surface = memnew(Surface);
	surface->vk_surface = vk_surface;
	return SurfaceID(surface);
}

bool RenderingContextDriverVulkanAndroid::_use_validation_layers() const {
	TightLocalVector<const char *> layer_names;
	Error err = _find_validation_layers(layer_names);

	// On Android, we use validation layers automatically if they were explicitly linked with the app.
	return (err == OK) && !layer_names.is_empty();
}

#endif // VULKAN_ENABLED