コード例 #1
0
ファイル: cursors_sdl.cpp プロジェクト: Manistein/warzone2100
/**
	wzSetCursor()-- Set the current cursor
 */
void wzSetCursor(CURSOR cur)
{
	ASSERT(cur < CURSOR_MAX, "Specified cursor(%d) is over our limit of (%d)!", (int)cur, (int)CURSOR_MAX);
	// we reset mouse cursors on the fly...(only in the mouse options screen!)
	if ((~(war_GetColouredCursor() ^ monoCursor)) && (titleMode == MOUSE_OPTIONS))
	{
		sdlFreeCursors();
		war_GetColouredCursor() ? sdlInitColoredCursors() : sdlInitCursors();
		SDL_SetCursor(aCursors[cur]);
	}
	// If we are already using this cursor then  return
	if (cur != currentCursor)
	{
		SDL_SetCursor(aCursors[cur]);
		currentCursor = cur;
	}
}
コード例 #2
0
ファイル: main_sdl.cpp プロジェクト: ilario/warzone2100
// This stage, we handle display mode setting
bool wzMainScreenSetup(int antialiasing, bool fullscreen, bool vsync)
{
	// populate with the saved values (if we had any)
	int width = pie_GetVideoBufferWidth();
	int height = pie_GetVideoBufferHeight();
	int bitDepth = pie_GetVideoBufferDepth();

	if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) != 0)
	{
		debug(LOG_ERROR, "Error: Could not initialise SDL (%s).", SDL_GetError());
		return false;
	}

	// Populated our resolution list (does all displays now)
	SDL_DisplayMode	displaymode;
	struct screeninfo screenlist;
	for (int i = 0; i < SDL_GetNumVideoDisplays(); ++i)		// How many monitors we got
	{
		int numdisplaymodes = SDL_GetNumDisplayModes(i);	// Get the number of display modes on this monitor
		for (int j = 0; j < numdisplaymodes; j++)
		{
			displaymode.format = displaymode.w = displaymode.h = displaymode.refresh_rate = 0;
			displaymode.driverdata = 0;
			if (SDL_GetDisplayMode(i, j, &displaymode) < 0)
			{
				debug(LOG_FATAL, "SDL_LOG_CATEGORY_APPLICATION error:%s", SDL_GetError());
				SDL_Quit();
				exit(EXIT_FAILURE);
			}

			debug(LOG_WZ, "Monitor[%d]%dx%d %d %s", i, displaymode.w, displaymode.h, displaymode.refresh_rate, getSDL_fmt_string(displaymode.format));
			if (displaymode.refresh_rate < 59)
			{
				continue;    // only store 60Hz & higher modes, some display report 59 on linux
			}
			screenlist.height = displaymode.h;
			screenlist.width = displaymode.w;
			screenlist.refresh_rate = displaymode.refresh_rate;
			screenlist.screen = i;		// which monitor this belongs to
			displaylist.push_back(screenlist);
		}
	}

	SDL_DisplayMode current = { 0, 0, 0, 0, 0 };
	for (int i = 0; i < SDL_GetNumVideoDisplays(); ++i)
	{
		int display = SDL_GetCurrentDisplayMode(i, &current);
		if (display != 0)
		{
			debug(LOG_FATAL, "Can't get the current display mode, because: %s", SDL_GetError());
			SDL_Quit();
			exit(EXIT_FAILURE);
		}
		debug(LOG_WZ, "Monitor[%d]%dx%d %d", i, current.w, current.h, current.refresh_rate);
	}

	if (width == 0 || height == 0)
	{
		pie_SetVideoBufferWidth(width = screenWidth = current.w);
		pie_SetVideoBufferHeight(height = screenHeight = current.h);
	}
	else
	{
		screenWidth = width;
		screenHeight = height;
	}
	screenWidth = MAX(screenWidth, 640);
	screenHeight = MAX(screenHeight, 480);

	//// The flags to pass to SDL_CreateWindow
	int video_flags  = SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN;

	if (war_getFullscreen())
	{
		video_flags |= SDL_WINDOW_FULLSCREEN;
	}

	SDL_Rect bounds;
	for (int i = 0; i < SDL_GetNumVideoDisplays(); i++)
	{
		SDL_GetDisplayBounds(i, &bounds);
		debug(LOG_WZ, "Monitor %d: pos %d x %d : res %d x %d", i, (int)bounds.x, (int)bounds.y, (int)bounds.w, (int)bounds.h);
	}
	if (war_GetScreen() > SDL_GetNumVideoDisplays())
	{
		debug(LOG_FATAL, "Invalid screen defined in configuration");
		SDL_Quit();
		exit(EXIT_FAILURE);
	}
	SDL_GetDisplayBounds(war_GetScreen(), &bounds);
	bounds.w -= (bounds.w + screenWidth) / 2;
	bounds.h -= (bounds.h + screenHeight) / 2;
	WZwindow = SDL_CreateWindow(PACKAGE_NAME, bounds.x + bounds.w, bounds.y + bounds.h, screenWidth, screenHeight, video_flags);

	if (!WZwindow)
	{
		debug(LOG_FATAL, "Can't create a window, because: %s", SDL_GetError());
		SDL_Quit();
		exit(EXIT_FAILURE);
	}

	WZglcontext = SDL_GL_CreateContext(WZwindow);
	if (!WZglcontext)
	{
		debug(LOG_ERROR, "Failed to create a openGL context! [%s]", SDL_GetError());
		return false;
	}
	// Set the double buffer OpenGL attribute.
	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);

	// Enable FSAA anti-aliasing if and at the level requested by the user
	if (antialiasing)
	{
		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, antialiasing);
	}

	int bpp = SDL_BITSPERPIXEL(SDL_GetWindowPixelFormat(WZwindow));
	debug(LOG_WZ, "Bpp = %d format %s" , bpp, getSDL_fmt_string(SDL_GetWindowPixelFormat(WZwindow)));
	if (!bpp)
	{
		debug(LOG_ERROR, "Video mode %dx%d@%dbpp is not supported!", width, height, bitDepth);
		return false;
	}
	switch (bpp)
	{
	case 32:
	case 24:		// all is good...
		break;
	case 16:
		info("Using colour depth of %i instead of a 32/24 bit depth (True color).", bpp);
		info("You will experience graphics glitches!");
		break;
	case 8:
		debug(LOG_FATAL, "You don't want to play Warzone with a bit depth of %i, do you?", bpp);
		SDL_Quit();
		exit(1);
		break;
	default:
		debug(LOG_FATAL, "Unsupported bit depth: %i", bpp);
		exit(1);
		break;
	}

	// Enable/disable vsync if requested by the user
	wzSetSwapInterval(war_GetVsync());

	int value = 0;
	if (SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &value) == -1 || value == 0)
	{
		debug(LOG_FATAL, "OpenGL initialization did not give double buffering!");
		debug(LOG_FATAL, "Double buffering is required for this game!");
		SDL_Quit();
		exit(1);
	}

#if SDL_BYTEORDER == SDL_BIG_ENDIAN
	uint32_t rmask = 0xff000000;
	uint32_t gmask = 0x00ff0000;
	uint32_t bmask = 0x0000ff00;
	uint32_t amask = 0x000000ff;
#else
	uint32_t rmask = 0x000000ff;
	uint32_t gmask = 0x0000ff00;
	uint32_t bmask = 0x00ff0000;
	uint32_t amask = 0xff000000;
#endif

	SDL_Surface *surface_icon = SDL_CreateRGBSurfaceFrom((void *)wz2100icon.pixel_data, wz2100icon.width, wz2100icon.height, wz2100icon.bytes_per_pixel * 8,
	                            wz2100icon.width * wz2100icon.bytes_per_pixel, rmask, gmask, bmask, amask);
	if (surface_icon)
	{
		SDL_SetWindowIcon(WZwindow, surface_icon);
		SDL_FreeSurface(surface_icon);
	}
	else
	{
		debug(LOG_ERROR, "Could not set window icon because %s", SDL_GetError());
	}

	SDL_SetWindowTitle(WZwindow, PACKAGE_NAME);

	/* initialise all cursors */
	if (war_GetColouredCursor())
	{
		sdlInitColoredCursors();
	}
	else
	{
		sdlInitCursors();
	}

	// FIXME: aspect ratio
	glViewport(0, 0, width, height);
	glMatrixMode(GL_PROJECTION);
	glPushMatrix();
	glLoadIdentity();
	glOrtho(0, width, height, 0, 1, -1);

	glMatrixMode(GL_TEXTURE);
	glLoadIdentity();

	glMatrixMode(GL_MODELVIEW);
	glLoadIdentity();
	glCullFace(GL_FRONT);
	glEnable(GL_CULL_FACE);

	return true;
}