src/video/mir/SDL_mirvideo.c - third_party/sdl - Git at Google

 /*
   Simple DirectMedia Layer
   Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>

   This software is provided 'as-is', without any express or implied
   warranty.  In no event will the authors be held liable for any damages
   arising from the use of this software.

   Permission is granted to anyone to use this software for any purpose,
   including commercial applications, and to alter it and redistribute it
   freely, subject to the following restrictions:

   1. The origin of this software must not be misrepresented; you must not
      claim that you wrote the original software. If you use this software
      in a product, an acknowledgment in the product documentation would be
      appreciated but is not required.
   2. Altered source versions must be plainly marked as such, and must not be
      misrepresented as being the original software.
   3. This notice may not be removed or altered from any source distribution.
 */

 /*
   Contributed by Brandon Schaefer, <brandon.schaefer@canonical.com>
 */

 #include "../../SDL_internal.h"

 #if SDL_VIDEO_DRIVER_MIR

 #include "SDL_mirwindow.h"
 #include "SDL_video.h"

 #include "SDL_mirframebuffer.h"
 #include "SDL_mirmouse.h"
 #include "SDL_miropengl.h"
 #include "SDL_mirvideo.h"

 #include "SDL_mirdyn.h"

 #define MIR_DRIVER_NAME "mir"

 static const Uint32 mir_pixel_format_to_sdl_format[] = {
     SDL_PIXELFORMAT_UNKNOWN,  /* mir_pixel_format_invalid   */
     SDL_PIXELFORMAT_ABGR8888, /* mir_pixel_format_abgr_8888 */
     SDL_PIXELFORMAT_BGR888,   /* mir_pixel_format_xbgr_8888 */
     SDL_PIXELFORMAT_ARGB8888, /* mir_pixel_format_argb_8888 */
     SDL_PIXELFORMAT_RGB888,   /* mir_pixel_format_xrgb_8888 */
     SDL_PIXELFORMAT_BGR24,    /* mir_pixel_format_bgr_888   */
     SDL_PIXELFORMAT_RGB24,    /* mir_pixel_format_rgb_888   */
     SDL_PIXELFORMAT_RGB565,   /* mir_pixel_format_rgb_565   */
     SDL_PIXELFORMAT_RGBA5551, /* mir_pixel_format_rgba_5551 */
     SDL_PIXELFORMAT_RGBA4444  /* mir_pixel_format_rgba_4444 */
 };

 Uint32
 MIR_GetSDLPixelFormat(MirPixelFormat format)
 {
     return mir_pixel_format_to_sdl_format[format];
 }

 static int
 MIR_VideoInit(_THIS);

 static void
 MIR_VideoQuit(_THIS);

 static int
 MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect);

 static void
 MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* sdl_display);

 static int
 MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* sdl_display, SDL_DisplayMode* mode);

 static SDL_WindowShaper*
 MIR_CreateShaper(SDL_Window* window)
 {
     /* FIXME Im not sure if mir support this atm, will have to come back to this */
     return NULL;
 }

 static int
 MIR_SetWindowShape(SDL_WindowShaper* shaper, SDL_Surface* shape, SDL_WindowShapeMode* shape_mode)
 {
     return SDL_Unsupported();
 }

 static int
 MIR_ResizeWindowShape(SDL_Window* window)
 {
     return SDL_Unsupported();
 }

 static int
 MIR_Available()
 {
     int available = 0;

     if (SDL_MIR_LoadSymbols()) {
         /* !!! FIXME: try to make a MirConnection here. */
         available = 1;
         SDL_MIR_UnloadSymbols();
     }

     return available;
 }

 static void
 MIR_DeleteDevice(SDL_VideoDevice* device)
 {
     SDL_free(device);
     SDL_MIR_UnloadSymbols();
 }

 static void
 MIR_PumpEvents(_THIS)
 {
 }

 static SDL_VideoDevice*
 MIR_CreateDevice(int device_index)
 {
     MIR_Data* mir_data;
     SDL_VideoDevice* device = NULL;

     if (!SDL_MIR_LoadSymbols()) {
         return NULL;
     }

     device = SDL_calloc(1, sizeof(SDL_VideoDevice));
     if (!device) {
         SDL_MIR_UnloadSymbols();
         SDL_OutOfMemory();
         return NULL;
     }

     mir_data = SDL_calloc(1, sizeof(MIR_Data));
     if (!mir_data) {
         SDL_free(device);
         SDL_MIR_UnloadSymbols();
         SDL_OutOfMemory();
         return NULL;
     }

     device->driverdata = mir_data;

     /* mirvideo */
     device->VideoInit        = MIR_VideoInit;
     device->VideoQuit        = MIR_VideoQuit;
     device->GetDisplayBounds = MIR_GetDisplayBounds;
     device->GetDisplayModes  = MIR_GetDisplayModes;
     device->SetDisplayMode   = MIR_SetDisplayMode;
     device->free             = MIR_DeleteDevice;

     /* miropengles */
     device->GL_SwapWindow      = MIR_GL_SwapWindow;
     device->GL_MakeCurrent     = MIR_GL_MakeCurrent;
     device->GL_CreateContext   = MIR_GL_CreateContext;
     device->GL_DeleteContext   = MIR_GL_DeleteContext;
     device->GL_LoadLibrary     = MIR_GL_LoadLibrary;
     device->GL_UnloadLibrary   = MIR_GL_UnloadLibrary;
     device->GL_GetSwapInterval = MIR_GL_GetSwapInterval;
     device->GL_SetSwapInterval = MIR_GL_SetSwapInterval;
     device->GL_GetProcAddress  = MIR_GL_GetProcAddress;

     /* mirwindow */
     device->CreateWindow         = MIR_CreateWindow;
     device->DestroyWindow        = MIR_DestroyWindow;
     device->GetWindowWMInfo      = MIR_GetWindowWMInfo;
     device->SetWindowFullscreen  = MIR_SetWindowFullscreen;
     device->MaximizeWindow       = MIR_MaximizeWindow;
     device->MinimizeWindow       = MIR_MinimizeWindow;
     device->RestoreWindow        = MIR_RestoreWindow;
     device->ShowWindow           = MIR_RestoreWindow;
     device->HideWindow           = MIR_HideWindow;
     device->SetWindowSize        = MIR_SetWindowSize;
     device->SetWindowMinimumSize = MIR_SetWindowMinimumSize;
     device->SetWindowMaximumSize = MIR_SetWindowMaximumSize;
     device->SetWindowTitle       = MIR_SetWindowTitle;
     device->SetWindowGrab        = MIR_SetWindowGrab;

     device->CreateWindowFrom     = NULL;
     device->SetWindowIcon        = NULL;
     device->RaiseWindow          = NULL;
     device->SetWindowBordered    = NULL;
     device->SetWindowGammaRamp   = NULL;
     device->GetWindowGammaRamp   = NULL;
     device->OnWindowEnter        = NULL;
     device->SetWindowPosition    = NULL;

     /* mirframebuffer */
     device->CreateWindowFramebuffer  = MIR_CreateWindowFramebuffer;
     device->UpdateWindowFramebuffer  = MIR_UpdateWindowFramebuffer;
     device->DestroyWindowFramebuffer = MIR_DestroyWindowFramebuffer;

     device->shape_driver.CreateShaper      = MIR_CreateShaper;
     device->shape_driver.SetWindowShape    = MIR_SetWindowShape;
     device->shape_driver.ResizeWindowShape = MIR_ResizeWindowShape;

     device->PumpEvents = MIR_PumpEvents;

     device->SuspendScreenSaver = NULL;

     device->StartTextInput   = NULL;
     device->StopTextInput    = NULL;
     device->SetTextInputRect = NULL;

     device->HasScreenKeyboardSupport = NULL;
     device->ShowScreenKeyboard       = NULL;
     device->HideScreenKeyboard       = NULL;
     device->IsScreenKeyboardShown    = NULL;

     device->SetClipboardText = NULL;
     device->GetClipboardText = NULL;
     device->HasClipboardText = NULL;

     device->ShowMessageBox = NULL;

     return device;
 }

 VideoBootStrap MIR_bootstrap = {
     MIR_DRIVER_NAME, "SDL Mir video driver",
     MIR_Available, MIR_CreateDevice
 };

 static SDL_DisplayMode
 MIR_ConvertModeToSDLMode(MirOutputMode const* mode, MirPixelFormat format)
 {
     SDL_DisplayMode sdl_mode  = {
         .format = MIR_GetSDLPixelFormat(format),
         .w      = MIR_mir_output_mode_get_width(mode),
         .h      = MIR_mir_output_mode_get_height(mode),
         .refresh_rate = MIR_mir_output_mode_get_refresh_rate(mode),
         .driverdata   = NULL
     };

     return sdl_mode;
 }

 static void
 MIR_AddModeToDisplay(SDL_VideoDisplay* display, MirOutputMode const* mode, MirPixelFormat format)
 {
     SDL_DisplayMode sdl_mode = MIR_ConvertModeToSDLMode(mode, format);
     SDL_AddDisplayMode(display, &sdl_mode);
 }

 static void
 MIR_InitDisplayFromOutput(_THIS, MirOutput* output)
 {
     SDL_VideoDisplay display;
     int m;

     MirPixelFormat format = MIR_mir_output_get_current_pixel_format(output);
     int num_modes         = MIR_mir_output_get_num_modes(output);
     SDL_DisplayMode current_mode = MIR_ConvertModeToSDLMode(mir_output_get_current_mode(output), format);

     SDL_zero(display);

     // Unfortunate cast, but SDL_AddVideoDisplay will strdup this pointer so its read-only in this case.
     display.name = (char*)MIR_mir_output_type_name(MIR_mir_output_get_type(output));

     for (m = 0; m < num_modes; m++) {
         MirOutputMode const* mode = MIR_mir_output_get_mode(output, m);
         MIR_AddModeToDisplay(&display, mode, format);
     }

     display.desktop_mode = current_mode;
     display.current_mode = current_mode;

     display.driverdata = output;
     SDL_AddVideoDisplay(&display);
 }

 static void
 MIR_InitDisplays(_THIS)
 {
     MIR_Data* mir_data = _this->driverdata;
     int num_outputs    = MIR_mir_display_config_get_num_outputs(mir_data->display_config);
     int d;

     for (d = 0; d < num_outputs; d++) {
         MirOutput* output = MIR_mir_display_config_get_mutable_output(mir_data->display_config, d);
         SDL_bool enabled  = MIR_mir_output_is_enabled(output);
         MirOutputConnectionState state = MIR_mir_output_get_connection_state(output);

         if (enabled && state == mir_output_connection_state_connected) {
             MIR_InitDisplayFromOutput(_this, output);
         }
     }
 }

 static int
 MIR_VideoInit(_THIS)
 {
     MIR_Data* mir_data = _this->driverdata;

     mir_data->connection     = MIR_mir_connect_sync(NULL, __PRETTY_FUNCTION__);
     mir_data->current_window = NULL;
     mir_data->software       = SDL_FALSE;
     mir_data->pixel_format   = mir_pixel_format_invalid;

     if (!MIR_mir_connection_is_valid(mir_data->connection)) {
         return SDL_SetError("Failed to connect to the mir server: %s",
             MIR_mir_connection_get_error_message(mir_data->connection));
     }

     mir_data->display_config = MIR_mir_connection_create_display_configuration(mir_data->connection);

     MIR_InitDisplays(_this);
     MIR_InitMouse();

     return 0;
 }

 static void
 MIR_CleanUpDisplayConfig(_THIS)
 {
     MIR_Data* mir_data = _this->driverdata;
     int i;

     // SDL_VideoQuit frees the display driverdata, we own it not them
     for (i = 0; i < _this->num_displays; ++i) {
         _this->displays[i].driverdata = NULL;
     }

     MIR_mir_display_config_release(mir_data->display_config);
 }

 static void
 MIR_VideoQuit(_THIS)
 {
     MIR_Data* mir_data = _this->driverdata;

     MIR_CleanUpDisplayConfig(_this);

     MIR_FiniMouse();

     MIR_GL_DeleteContext(_this, NULL);
     MIR_GL_UnloadLibrary(_this);

     MIR_mir_connection_release(mir_data->connection);

     SDL_free(mir_data);
     _this->driverdata = NULL;
 }

 static int
 MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect)
 {
     MirOutput const* output = display->driverdata;

     rect->x = MIR_mir_output_get_position_x(output);
     rect->y = MIR_mir_output_get_position_y(output);
     rect->w = display->current_mode.w;
     rect->h = display->current_mode.h;

     return 0;
 }

 static void
 MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* display)
 {
 }

 static int
 MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* display, SDL_DisplayMode* mode)
 {
     int m;
     MirOutput* output = display->driverdata;
     int num_modes     = MIR_mir_output_get_num_modes(output);
     Uint32 sdl_format = MIR_GetSDLPixelFormat(
                             MIR_mir_output_get_current_pixel_format(output));

     for (m = 0; m < num_modes; m++) {
         MirOutputMode const* mir_mode = MIR_mir_output_get_mode(output, m);
         int width  = MIR_mir_output_mode_get_width(mir_mode);
         int height = MIR_mir_output_mode_get_height(mir_mode);
         double refresh_rate = MIR_mir_output_mode_get_refresh_rate(mir_mode);

         if (mode->format == sdl_format &&
             mode->w      == width &&
             mode->h      == height &&
             mode->refresh_rate == refresh_rate) {

             // FIXME Currently wont actually *set* anything. Need to wait for applying display changes
             MIR_mir_output_set_current_mode(output, mir_mode);
             return 0;
         }
     }

     return -1;
 }

 #endif /* SDL_VIDEO_DRIVER_MIR */

 /* vi: set ts=4 sw=4 expandtab: */
	/*
	Simple DirectMedia Layer
	Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>

	This software is provided 'as-is', without any express or implied
	warranty. In no event will the authors be held liable for any damages
	arising from the use of this software.

	Permission is granted to anyone to use this software for any purpose,
	including commercial applications, and to alter it and redistribute it
	freely, subject to the following restrictions:

	1. The origin of this software must not be misrepresented; you must not
	claim that you wrote the original software. If you use this software
	in a product, an acknowledgment in the product documentation would be
	appreciated but is not required.
	2. Altered source versions must be plainly marked as such, and must not be
	misrepresented as being the original software.
	3. This notice may not be removed or altered from any source distribution.
	*/

	/*
	Contributed by Brandon Schaefer, <brandon.schaefer@canonical.com>
	*/

	#include "../../SDL_internal.h"

	#if SDL_VIDEO_DRIVER_MIR

	#include "SDL_mirwindow.h"
	#include "SDL_video.h"

	#include "SDL_mirframebuffer.h"
	#include "SDL_mirmouse.h"
	#include "SDL_miropengl.h"
	#include "SDL_mirvideo.h"

	#include "SDL_mirdyn.h"

	#define MIR_DRIVER_NAME "mir"

	static const Uint32 mir_pixel_format_to_sdl_format[] = {
	SDL_PIXELFORMAT_UNKNOWN, /* mir_pixel_format_invalid */
	SDL_PIXELFORMAT_ABGR8888, /* mir_pixel_format_abgr_8888 */
	SDL_PIXELFORMAT_BGR888, /* mir_pixel_format_xbgr_8888 */
	SDL_PIXELFORMAT_ARGB8888, /* mir_pixel_format_argb_8888 */
	SDL_PIXELFORMAT_RGB888, /* mir_pixel_format_xrgb_8888 */
	SDL_PIXELFORMAT_BGR24, /* mir_pixel_format_bgr_888 */
	SDL_PIXELFORMAT_RGB24, /* mir_pixel_format_rgb_888 */
	SDL_PIXELFORMAT_RGB565, /* mir_pixel_format_rgb_565 */
	SDL_PIXELFORMAT_RGBA5551, /* mir_pixel_format_rgba_5551 */
	SDL_PIXELFORMAT_RGBA4444 /* mir_pixel_format_rgba_4444 */
	};

	Uint32
	MIR_GetSDLPixelFormat(MirPixelFormat format)
	{
	return mir_pixel_format_to_sdl_format[format];
	}

	static int
	MIR_VideoInit(_THIS);

	static void
	MIR_VideoQuit(_THIS);

	static int
	MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect);

	static void
	MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* sdl_display);

	static int
	MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* sdl_display, SDL_DisplayMode* mode);

	static SDL_WindowShaper*
	MIR_CreateShaper(SDL_Window* window)
	{
	/* FIXME Im not sure if mir support this atm, will have to come back to this */
	return NULL;
	}

	static int
	MIR_SetWindowShape(SDL_WindowShaper* shaper, SDL_Surface* shape, SDL_WindowShapeMode* shape_mode)
	{
	return SDL_Unsupported();
	}

	static int
	MIR_ResizeWindowShape(SDL_Window* window)
	{
	return SDL_Unsupported();
	}

	static int
	MIR_Available()
	{
	int available = 0;

	if (SDL_MIR_LoadSymbols()) {
	/* !!! FIXME: try to make a MirConnection here. */
	available = 1;
	SDL_MIR_UnloadSymbols();
	}

	return available;
	}

	static void
	MIR_DeleteDevice(SDL_VideoDevice* device)
	{
	SDL_free(device);
	SDL_MIR_UnloadSymbols();
	}

	static void
	MIR_PumpEvents(_THIS)
	{
	}

	static SDL_VideoDevice*
	MIR_CreateDevice(int device_index)
	{
	MIR_Data* mir_data;
	SDL_VideoDevice* device = NULL;

	if (!SDL_MIR_LoadSymbols()) {
	return NULL;
	}

	device = SDL_calloc(1, sizeof(SDL_VideoDevice));
	if (!device) {
	SDL_MIR_UnloadSymbols();
	SDL_OutOfMemory();
	return NULL;
	}

	mir_data = SDL_calloc(1, sizeof(MIR_Data));
	if (!mir_data) {
	SDL_free(device);
	SDL_MIR_UnloadSymbols();
	SDL_OutOfMemory();
	return NULL;
	}

	device->driverdata = mir_data;

	/* mirvideo */
	device->VideoInit = MIR_VideoInit;
	device->VideoQuit = MIR_VideoQuit;
	device->GetDisplayBounds = MIR_GetDisplayBounds;
	device->GetDisplayModes = MIR_GetDisplayModes;
	device->SetDisplayMode = MIR_SetDisplayMode;
	device->free = MIR_DeleteDevice;

	/* miropengles */
	device->GL_SwapWindow = MIR_GL_SwapWindow;
	device->GL_MakeCurrent = MIR_GL_MakeCurrent;
	device->GL_CreateContext = MIR_GL_CreateContext;
	device->GL_DeleteContext = MIR_GL_DeleteContext;
	device->GL_LoadLibrary = MIR_GL_LoadLibrary;
	device->GL_UnloadLibrary = MIR_GL_UnloadLibrary;
	device->GL_GetSwapInterval = MIR_GL_GetSwapInterval;
	device->GL_SetSwapInterval = MIR_GL_SetSwapInterval;
	device->GL_GetProcAddress = MIR_GL_GetProcAddress;

	/* mirwindow */
	device->CreateWindow = MIR_CreateWindow;
	device->DestroyWindow = MIR_DestroyWindow;
	device->GetWindowWMInfo = MIR_GetWindowWMInfo;
	device->SetWindowFullscreen = MIR_SetWindowFullscreen;
	device->MaximizeWindow = MIR_MaximizeWindow;
	device->MinimizeWindow = MIR_MinimizeWindow;
	device->RestoreWindow = MIR_RestoreWindow;
	device->ShowWindow = MIR_RestoreWindow;
	device->HideWindow = MIR_HideWindow;
	device->SetWindowSize = MIR_SetWindowSize;
	device->SetWindowMinimumSize = MIR_SetWindowMinimumSize;
	device->SetWindowMaximumSize = MIR_SetWindowMaximumSize;
	device->SetWindowTitle = MIR_SetWindowTitle;
	device->SetWindowGrab = MIR_SetWindowGrab;

	device->CreateWindowFrom = NULL;
	device->SetWindowIcon = NULL;
	device->RaiseWindow = NULL;
	device->SetWindowBordered = NULL;
	device->SetWindowGammaRamp = NULL;
	device->GetWindowGammaRamp = NULL;
	device->OnWindowEnter = NULL;
	device->SetWindowPosition = NULL;

	/* mirframebuffer */
	device->CreateWindowFramebuffer = MIR_CreateWindowFramebuffer;
	device->UpdateWindowFramebuffer = MIR_UpdateWindowFramebuffer;
	device->DestroyWindowFramebuffer = MIR_DestroyWindowFramebuffer;

	device->shape_driver.CreateShaper = MIR_CreateShaper;
	device->shape_driver.SetWindowShape = MIR_SetWindowShape;
	device->shape_driver.ResizeWindowShape = MIR_ResizeWindowShape;

	device->PumpEvents = MIR_PumpEvents;

	device->SuspendScreenSaver = NULL;

	device->StartTextInput = NULL;
	device->StopTextInput = NULL;
	device->SetTextInputRect = NULL;

	device->HasScreenKeyboardSupport = NULL;
	device->ShowScreenKeyboard = NULL;
	device->HideScreenKeyboard = NULL;
	device->IsScreenKeyboardShown = NULL;

	device->SetClipboardText = NULL;
	device->GetClipboardText = NULL;
	device->HasClipboardText = NULL;

	device->ShowMessageBox = NULL;

	return device;
	}

	VideoBootStrap MIR_bootstrap = {
	MIR_DRIVER_NAME, "SDL Mir video driver",
	MIR_Available, MIR_CreateDevice
	};

	static SDL_DisplayMode
	MIR_ConvertModeToSDLMode(MirOutputMode const* mode, MirPixelFormat format)
	{
	SDL_DisplayMode sdl_mode = {
	.format = MIR_GetSDLPixelFormat(format),
	.w = MIR_mir_output_mode_get_width(mode),
	.h = MIR_mir_output_mode_get_height(mode),
	.refresh_rate = MIR_mir_output_mode_get_refresh_rate(mode),
	.driverdata = NULL
	};

	return sdl_mode;
	}

	static void
	MIR_AddModeToDisplay(SDL_VideoDisplay* display, MirOutputMode const* mode, MirPixelFormat format)
	{
	SDL_DisplayMode sdl_mode = MIR_ConvertModeToSDLMode(mode, format);
	SDL_AddDisplayMode(display, &sdl_mode);
	}

	static void
	MIR_InitDisplayFromOutput(_THIS, MirOutput* output)
	{
	SDL_VideoDisplay display;
	int m;

	MirPixelFormat format = MIR_mir_output_get_current_pixel_format(output);
	int num_modes = MIR_mir_output_get_num_modes(output);
	SDL_DisplayMode current_mode = MIR_ConvertModeToSDLMode(mir_output_get_current_mode(output), format);

	SDL_zero(display);

	// Unfortunate cast, but SDL_AddVideoDisplay will strdup this pointer so its read-only in this case.
	display.name = (char*)MIR_mir_output_type_name(MIR_mir_output_get_type(output));

	for (m = 0; m < num_modes; m++) {
	MirOutputMode const* mode = MIR_mir_output_get_mode(output, m);
	MIR_AddModeToDisplay(&display, mode, format);
	}

	display.desktop_mode = current_mode;
	display.current_mode = current_mode;

	display.driverdata = output;
	SDL_AddVideoDisplay(&display);
	}

	static void
	MIR_InitDisplays(_THIS)
	{
	MIR_Data* mir_data = _this->driverdata;
	int num_outputs = MIR_mir_display_config_get_num_outputs(mir_data->display_config);
	int d;

	for (d = 0; d < num_outputs; d++) {
	MirOutput* output = MIR_mir_display_config_get_mutable_output(mir_data->display_config, d);
	SDL_bool enabled = MIR_mir_output_is_enabled(output);
	MirOutputConnectionState state = MIR_mir_output_get_connection_state(output);

	if (enabled && state == mir_output_connection_state_connected) {
	MIR_InitDisplayFromOutput(_this, output);
	}
	}
	}

	static int
	MIR_VideoInit(_THIS)
	{
	MIR_Data* mir_data = _this->driverdata;

	mir_data->connection = MIR_mir_connect_sync(NULL, __PRETTY_FUNCTION__);
	mir_data->current_window = NULL;
	mir_data->software = SDL_FALSE;
	mir_data->pixel_format = mir_pixel_format_invalid;

	if (!MIR_mir_connection_is_valid(mir_data->connection)) {
	return SDL_SetError("Failed to connect to the mir server: %s",
	MIR_mir_connection_get_error_message(mir_data->connection));
	}

	mir_data->display_config = MIR_mir_connection_create_display_configuration(mir_data->connection);

	MIR_InitDisplays(_this);
	MIR_InitMouse();

	return 0;
	}

	static void
	MIR_CleanUpDisplayConfig(_THIS)
	{
	MIR_Data* mir_data = _this->driverdata;
	int i;

	// SDL_VideoQuit frees the display driverdata, we own it not them
	for (i = 0; i < _this->num_displays; ++i) {
	_this->displays[i].driverdata = NULL;
	}

	MIR_mir_display_config_release(mir_data->display_config);
	}

	static void
	MIR_VideoQuit(_THIS)
	{
	MIR_Data* mir_data = _this->driverdata;

	MIR_CleanUpDisplayConfig(_this);

	MIR_FiniMouse();

	MIR_GL_DeleteContext(_this, NULL);
	MIR_GL_UnloadLibrary(_this);

	MIR_mir_connection_release(mir_data->connection);

	SDL_free(mir_data);
	_this->driverdata = NULL;
	}

	static int
	MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect)
	{
	MirOutput const* output = display->driverdata;

	rect->x = MIR_mir_output_get_position_x(output);
	rect->y = MIR_mir_output_get_position_y(output);
	rect->w = display->current_mode.w;
	rect->h = display->current_mode.h;

	return 0;
	}

	static void
	MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* display)
	{
	}

	static int
	MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* display, SDL_DisplayMode* mode)
	{
	int m;
	MirOutput* output = display->driverdata;
	int num_modes = MIR_mir_output_get_num_modes(output);
	Uint32 sdl_format = MIR_GetSDLPixelFormat(
	MIR_mir_output_get_current_pixel_format(output));

	for (m = 0; m < num_modes; m++) {
	MirOutputMode const* mir_mode = MIR_mir_output_get_mode(output, m);
	int width = MIR_mir_output_mode_get_width(mir_mode);
	int height = MIR_mir_output_mode_get_height(mir_mode);
	double refresh_rate = MIR_mir_output_mode_get_refresh_rate(mir_mode);

	if (mode->format == sdl_format &&
	mode->w == width &&
	mode->h == height &&
	mode->refresh_rate == refresh_rate) {

	// FIXME Currently wont actually set anything. Need to wait for applying display changes
	MIR_mir_output_set_current_mode(output, mir_mode);
	return 0;
	}
	}

	return -1;
	}

	#endif /* SDL_VIDEO_DRIVER_MIR */

	/* vi: set ts=4 sw=4 expandtab: */