// Copyright (C) 2016 Jérôme Leclercq
// This file is part of the "Nazara Engine - Vulkan"
// For conditions of distribution and use, see copyright notice in Config.hpp

#include <Nazara/Vulkan/VkSurface.hpp>
#include <Nazara/Core/Error.hpp>
#include <Nazara/Vulkan/VkInstance.hpp>
#include <Nazara/Vulkan/Debug.hpp>

namespace Nz
{
	namespace Vk
	{
		inline Surface::Surface(Instance& instance) :
		m_instance(instance),
		m_surface(VK_NULL_HANDLE)
		{
		}

		inline Surface::~Surface()
		{
			Destroy();
		}

		#ifdef VK_USE_PLATFORM_ANDROID_KHR
		inline bool Surface::Create(ANativeWindow* window, VkAndroidSurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkAndroidSurfaceCreateInfoKHR createInfo = 
			{
				VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				window
			};

			return Create(createInfo, allocator);
		}
		#endif

		#ifdef VK_USE_PLATFORM_MIR_KHR
		inline bool Surface::Create(MirConnection* connection, MirSurface* surface, VkMirSurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkMirSurfaceCreateInfoKHR createInfo =
			{
				VK_STRUCTURE_TYPE_MIR_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				connection,
				surface
			};

			return Create(createInfo, allocator);
		}
		#endif

		#ifdef VK_USE_PLATFORM_XCB_KHR
		inline bool Surface::Create(xcb_connection_t* connection, xcb_window_t window, VkXcbSurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkXcbSurfaceCreateInfoKHR createInfo =
			{
				VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				connection,
				window
			};

			return Create(createInfo, allocator);
		}
		#endif

		#ifdef VK_USE_PLATFORM_XLIB_KHR
		inline bool Surface::Create(Display* display, Window window, VkXlibSurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkXlibSurfaceCreateInfoKHR createInfo =
			{
				VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				display,
				window
			};

			return Create(createInfo, allocator);
		}
		#endif

		#ifdef VK_USE_PLATFORM_WAYLAND_KHR
		inline bool Surface::Create(wl_display* display, wl_surface* surface, VkWaylandSurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkWaylandSurfaceCreateInfoKHR createInfo =
			{
				VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				display,
				surface
			};

			return Create(createInfo, allocator);
		}
		#endif

		#ifdef VK_USE_PLATFORM_WIN32_KHR
		inline bool Surface::Create(HINSTANCE instance, HWND handle, VkWin32SurfaceCreateFlagsKHR flags, const VkAllocationCallbacks* allocator)
		{
			VkWin32SurfaceCreateInfoKHR createInfo =
			{
				VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR,
				nullptr,
				flags,
				instance,
				handle
			};

			return Create(createInfo, allocator);
		}
		#endif

		inline void Surface::Destroy()
		{
			if (m_surface != VK_NULL_HANDLE)
				m_instance.vkDestroySurfaceKHR(m_instance, m_surface, (m_allocator.pfnAllocation) ? &m_allocator : nullptr);
		}
		
		inline VkResult Surface::GetLastErrorCode() const
		{
			return m_lastErrorCode;
		}

		inline bool Surface::IsSupported() const
		{
			if (!m_instance.IsExtensionLoaded("VK_KHR_surface"))
				return false;

			#ifdef VK_USE_PLATFORM_ANDROID_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_android_surface"))
				return true;
			#endif

			#ifdef VK_USE_PLATFORM_MIR_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_mir_surface"))
				return true;
			#endif

			#ifdef VK_USE_PLATFORM_XCB_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_xcb_surface"))
				return true;
			#endif

			#ifdef VK_USE_PLATFORM_XLIB_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_xlib_surface"))
				return true;
			#endif

			#ifdef VK_USE_PLATFORM_WAYLAND_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_wayland_surface"))
				return true;
			#endif

			#ifdef VK_USE_PLATFORM_WIN32_KHR
			if (m_instance.IsExtensionLoaded("VK_KHR_win32_surface"))
				return true;
			#endif

			return false;
		}
	}
}

#include <Nazara/Vulkan/DebugOff.hpp>