Java Code Examples for org.lwjgl.opengl.Display#setDisplayMode()

/**
 * Starts the lwjgl engine and shows a window, where the point clouds are rendered
 */
public void startEngine() {
    int width = 800;
    int height = 600;
    
    try {
        Display.setDisplayMode(new DisplayMode(width, height));
        Display.setFullscreen(false);
        Display.setTitle("Gaalop Visualization Window");

        Display.create();
    } catch (LWJGLException e) {
        e.printStackTrace();
        System.exit(0);
    }
    
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glShadeModel(GL11.GL_SMOOTH);
    changeSize(width, height);
    GL11.glDisable(GL11.GL_LIGHTING);


    // init OpenGL
    GL11.glViewport(0, 0, width, height);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GLU.gluPerspective((float) 65.0, (float) width / (float) height, (float) 0.1, 100);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    
    
}
 

public void fullScreenFix(boolean fullscreen, int displayWidth, int displayHeight) throws LWJGLException {
    if (Settings.WINDOWED_FULLSCREEN) {
        if (fullscreen) {
            System.setProperty("org.lwjgl.opengl.Window.undecorated", "true");
            Display.setDisplayMode(Display.getDesktopDisplayMode());
            Display.setLocation(0, 0);
            Display.setFullscreen(false);
        } else {
            System.setProperty("org.lwjgl.opengl.Window.undecorated", "false");
            Display.setDisplayMode(new DisplayMode(displayWidth, displayHeight));
        }
    } else {
        Display.setFullscreen(fullscreen);
        System.setProperty("org.lwjgl.opengl.Window.undecorated", "false");
    }

    Display.setResizable(false);
    Display.setResizable(true);
}
 

public void displayFix(CallbackInfo ci, boolean fullscreen, int displayWidth, int displayHeight)
    throws LWJGLException {
    Display.setFullscreen(false);
    if (fullscreen) {
        if (Settings.WINDOWED_FULLSCREEN) {
            System.setProperty("org.lwjgl.opengl.Window.undecorated", "true");
        } else {
            Display.setFullscreen(true);
            DisplayMode displaymode = Display.getDisplayMode();
            parent.displayWidth = Math.max(1, displaymode.getWidth());
            parent.displayHeight = Math.max(1, displaymode.getHeight());
        }
    } else {
        if (Settings.WINDOWED_FULLSCREEN) {
            System.setProperty("org.lwjgl.opengl.Window.undecorated", "false");
        } else {
            Display.setDisplayMode(new DisplayMode(displayWidth, displayHeight));
        }
    }

    Display.setResizable(false);
    Display.setResizable(true);

    // effectively overwrites the method
    ci.cancel();
}
 

public static void createDisplay() {
	try {
		Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
		ContextAttribs attribs = new ContextAttribs(3, 2).withProfileCore(true).withForwardCompatible(true);
		Display.create(new PixelFormat().withDepthBits(24).withSamples(4), attribs);
		Display.setTitle(TITLE);
		Display.setInitialBackground(1, 1, 1);
		GL11.glEnable(GL13.GL_MULTISAMPLE);
	} catch (LWJGLException e) {
		e.printStackTrace();
		System.err.println("Couldn't create display!");
		System.exit(-1);
	}
	GL11.glViewport(0, 0, WIDTH, HEIGHT);
	lastFrameTime = getCurrentTime();
}
 

/**
 * Resizes the window and the Minecraft rendering if necessary. Set renderWidth and renderHeight first.
 */
private void resizeIfNeeded()
{
    // resize the window if we need to
    int oldRenderWidth = Display.getWidth(); 
    int oldRenderHeight = Display.getHeight();
    if( this.renderWidth == oldRenderWidth && this.renderHeight == oldRenderHeight )
        return;
    
    try {
        int old_x = Display.getX();
        int old_y = Display.getY();
        Display.setLocation(old_x, old_y);
        Display.setDisplayMode(new DisplayMode(this.renderWidth, this.renderHeight));
        System.out.println("Resized the window");
    } catch (LWJGLException e) {
        System.out.println("Failed to resize the window!");
        e.printStackTrace();
    }
    forceResize(this.renderWidth, this.renderHeight);
}
 

private void setupOpenGL() {
    // Setup an OpenGL context with API version 3.2
    try {
        PixelFormat pixelFormat = new PixelFormat();
        ContextAttribs contextAtrributes = new ContextAttribs(3, 2)
            .withForwardCompatible(true)
            .withProfileCore(true);
         
        Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
        Display.setTitle(WINDOW_TITLE);
        Display.create(pixelFormat, contextAtrributes);
         
        GL11.glViewport(0, 0, WIDTH, HEIGHT);
    } catch (LWJGLException e) {
        e.printStackTrace();
        System.exit(-1);
    }
     
    // Setup an XNA like background color
    GL11.glClearColor(0.4f, 0.6f, 0.9f, 0f);
     
    // Map the internal OpenGL coordinate system to the entire screen
    GL11.glViewport(0, 0, WIDTH, HEIGHT);
     
    this.exitOnGLError("setupOpenGL");
}
 

/**
 * Initialise the GL display
 * 
 * @param width The width of the display
 * @param height The height of the display
 */
private void initGL(int width, int height) {
	try {
		Display.setDisplayMode(new DisplayMode(width,height));
		Display.create();
		Display.setVSyncEnabled(true);
	} catch (LWJGLException e) {
		e.printStackTrace();
		System.exit(0);
	}

	GL11.glEnable(GL11.GL_TEXTURE_2D);
	GL11.glShadeModel(GL11.GL_SMOOTH);        
	GL11.glDisable(GL11.GL_DEPTH_TEST);
	GL11.glDisable(GL11.GL_LIGHTING);                    
       
	GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);                
       GL11.glClearDepth(1);                                       
       
       GL11.glEnable(GL11.GL_BLEND);
       GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
       
       GL11.glViewport(0,0,width,height);
	GL11.glMatrixMode(GL11.GL_MODELVIEW);

	GL11.glMatrixMode(GL11.GL_PROJECTION);
	GL11.glLoadIdentity();
	GL11.glOrtho(0, width, height, 0, 1, -1);
	GL11.glMatrixMode(GL11.GL_MODELVIEW);
}
 

public static void CreateWindow(int width, int height, String title)
{
	Display.setTitle(title);
	try 
	{
		Display.setDisplayMode(new DisplayMode(width, height));
		Display.create();
		Keyboard.create();
		Mouse.create();
	} 
	catch (LWJGLException e) 
	{
		e.printStackTrace();
	}
}
 

public void init(int width, int height, String name) {
	time = System.nanoTime();
	
	windowWidth = width*scaleX;
	windowHeight = height*scaleY;

	try {
		Display.setDisplayMode(new DisplayMode(windowWidth, windowHeight));
		Display.create();
		Display.setTitle(name);
		Keyboard.create();
		Keyboard.enableRepeatEvents(true);
		Mouse.create();
		glContextExists = true;
	} catch (LWJGLException e) {
		e.printStackTrace();
		System.exit(0);
	}
	
	//init OpenGL
	glEnable(GL_DEPTH_TEST);
	glDepthFunc(GL_LEQUAL);
	glEnable(GL_ALPHA_TEST);
	glAlphaFunc(GL_GREATER, 0.01f);
	glEnable(GL_TEXTURE_2D);
	glShadeModel(GL_SMOOTH);
	glClearDepth(1.0f);
	glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
	glEnable(GL_BLEND);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	glViewport(0, 0, windowWidth, windowHeight);
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	glOrtho(0, windowWidth/scaleX, windowHeight/scaleY, 0, 1, -1);		//It's basically a camera
	glMatrixMode(GL_MODELVIEW);
	
	keys = new ArrayList<KeyboardEvent>();
	mouseEvents = new ArrayList<MouseEvent>();
}
 

/**
 * Initializes a windowed application. The framerate is set to 60 and can be modified using <code>setFPS(int fps)</code>.
 * 
 * @param name The title of the window.
 * @param width The width of the window.
 * @param height The height of the window.
 * @param resizable Enables/disables the ability to resize the window.
 */
public GLProgram(String name, int width, int height, boolean resizable) {
	Display.setTitle(name);
	
	try {
		Display.setDisplayMode(new DisplayMode(width, height));
	} catch(Exception exc) {
		exc.printStackTrace();
	}
	
	Display.setResizable(resizable);
	
	fps = 60;
}
 

private final static void nativeSetMode(DisplayMode mode) throws LWJGLException {
		if (!Display.getDisplayMode().equals(mode)) {
System.out.println("setting mode = " + mode);
			Display.setDisplayMode(mode);
			Renderer.resetInput();
		}
	}
 

public static void main (String[] args) throws Exception {
	System.setProperty("org.lwjgl.librarypath", new File("lib/natives").getAbsolutePath());
	Display.setTitle("TWL Examples");
	Display.setDisplayMode(new DisplayMode(800, 600));
	Display.setVSyncEnabled(true);
	Display.create();
	new TwlTest();
}
 

private void initOpengl() {
      try {
          /* Задаём размер будущего окна */
          Display.setDisplayMode(new DisplayMode(Constants.SCREEN_WIDTH, Constants.SCREEN_HEIGHT));

          /* Задаём имя будущего окна */
          Display.setTitle(Constants.SCREEN_NAME);

          /* Создаём окно */
          Display.create();
      } catch (LWJGLException e) {
          ErrorCatcher.graphicsFailure(e);
      }

      glMatrixMode(GL_PROJECTION);
      glLoadIdentity();
      glOrtho(0, Constants.SCREEN_WIDTH,0, Constants.SCREEN_HEIGHT,1,-1);
      glMatrixMode(GL_MODELVIEW);

/* Для поддержки текстур */
      glEnable(GL_TEXTURE_2D);

/* Для поддержки прозрачности */
      glEnable(GL_BLEND);
      glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

/* Белый фоновый цвет */
      glClearColor(1,1,1,1);
  }
 

public void setResolution(DisplayMode resolution, boolean fullscreen) {
	try {
		Display.setDisplayMode(resolution);
		this.resolution = resolution;
		if (fullscreen && resolution.isFullscreenCapable()) {
			Display.setFullscreen(true);
			this.fullScreen = fullscreen;
		}
	} catch (LWJGLException e) {
		e.printStackTrace();
	}
}
 

/**
 * Creates a display window on which we can render our game. The dimensions
 * of the window are determined by setting the display mode. By using
 * "glViewport" we tell OpenGL which part of the window we want to render
 * our game onto. We indicated that we want to use the entire window.
 */
public static void createDisplay() {
	ContextAttribs attribs = new ContextAttribs(3, 2).withForwardCompatible(true).withProfileCore(true);
	try {
		Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
		Display.create(new PixelFormat(), attribs);
		Display.setTitle(TITLE);
	} catch (LWJGLException e) {
		e.printStackTrace();
	}
	GL11.glViewport(0, 0, WIDTH, HEIGHT);
}
 

@Before
public void globalDisplayBefore() throws org.lwjgl.LWJGLException {
	Display.setDisplayMode(new org.lwjgl.opengl.DisplayMode(5, 5));
	Display.create();
}
 

@Override
public void toggleFullScreen(boolean goFullScreen, int desiredMonitor) {

    //Set value if it isn't set already.
    if(System.getProperty("org.lwjgl.opengl.Window.undecorated") == null){
        System.setProperty("org.lwjgl.opengl.Window.undecorated", "false");
    }

    //If we're in actual fullscreen right now, then we need to fix that.
    if(Display.isFullscreen()) {
        fullscreen = true;
    }

    String expectedState = goFullScreen ? "true":"false";
    // If all state is valid, there is nothing to do and we just exit.
    if(fullscreen == goFullScreen
            && !Display.isFullscreen()//Display in fullscreen mode: Change required
            && System.getProperty("org.lwjgl.opengl.Window.undecorated") == expectedState // Window not in expected state
    )
        return;

    //Save our current display parameters
    Rectangle currentCoordinates = new Rectangle(Display.getX(), Display.getY(), Display.getWidth(), Display.getHeight());
    if(goFullScreen && !Display.isFullscreen())
        _savedWindowedBounds = currentCoordinates;

    //Changing this property and causing a Display update will cause LWJGL to add/remove decorations (borderless).
    System.setProperty("org.lwjgl.opengl.Window.undecorated",expectedState);

    //Get the fullscreen dimensions for the appropriate screen.
    Rectangle screenBounds = getAppropriateScreenBounds(currentCoordinates, desiredMonitor);

    //This is the new bounds we have to apply.
    Rectangle newBounds = goFullScreen ? screenBounds : _savedWindowedBounds;
    if(newBounds == null)
        newBounds = screenBounds;

    if(goFullScreen == false && ClientProxy.fullscreen == false) {
        newBounds = currentCoordinates;
        _savedWindowedBounds = currentCoordinates;
    }

    try {
        fullscreen = goFullScreen;
        client.fullscreen = fullscreen;
        if( client.gameSettings.fullScreen != fullscreen) {
            client.gameSettings.fullScreen = fullscreen;
            client.gameSettings.saveOptions();
        }
        Display.setFullscreen(false);
        Display.setResizable(!goFullScreen);
        Display.setDisplayMode(new DisplayMode((int) newBounds.getWidth(), (int) newBounds.getHeight()));
        Display.setLocation(newBounds.x, newBounds.y);

        client.resize((int) newBounds.getWidth(), (int) newBounds.getHeight());
        Display.setVSyncEnabled(client.gameSettings.enableVsync);
        client.updateDisplay();

    } catch (LWJGLException e) {
        e.printStackTrace();
    }

}
 

/**
 * Inits the.
 *
 * @param width the width
 * @param height the height
 * @param name the name
 */
public void init(int width, int height, String name) {
	Game.logicalWidth = width;
	Game.logicalHeight = height;
	Game.scale = FEResources.getWindowScale();
	final int windowWidth = Math.round(logicalWidth * scale);
	final int windowHeight = Math.round(logicalHeight * scale);

	try {
		Display.setDisplayMode(new DisplayMode(windowWidth, windowHeight));
		Display.create();
		Display.setTitle(name);
		Keyboard.create();
		Keyboard.enableRepeatEvents(true);
		Mouse.create();
		glContextExists = true;
	} catch (LWJGLException e) {
		e.printStackTrace();
		System.exit(0);
	}
	
	//init OpenGL
	glEnable(GL_DEPTH_TEST);
	glDepthFunc(GL_LEQUAL);
	glEnable(GL_ALPHA_TEST);
	glAlphaFunc(GL_GREATER, 0.01f);
	glEnable(GL_TEXTURE_2D);
	glShadeModel(GL_SMOOTH);
	glClearDepth(1.0f);
	glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
	glEnable(GL_BLEND);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	glViewport(0, 0, windowWidth, windowHeight);
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	glOrtho(0, width, height, 0, 1, -1);		//It's basically a camera
	glMatrixMode(GL_MODELVIEW);
	
	keys = new ArrayList<KeyboardEvent>();
	mouseEvents = new ArrayList<MouseEvent>();
}
 

Renderer( int screenWidth, int screenHeight )
{
    try
    {
        Display.setDisplayMode(new DisplayMode(screenWidth, screenHeight));
        Display.create();
        Display.setTitle( "AnyaBasic 0.4.0 beta" );
    }
    catch( LWJGLException e )
    {
        e.printStackTrace();
    }

    this.screenWidth = screenWidth;
    this.screenHeight = screenHeight;

    GL11.glViewport( 0, 0,
            screenWidth, screenHeight );

    GL11.glMatrixMode( GL11.GL_PROJECTION );
    GL11.glLoadIdentity();

    GL11.glOrtho( 0, screenWidth, screenHeight, 0, 1, -1 );
    GL11.glMatrixMode( GL11.GL_MODELVIEW );

    GL11.glLoadIdentity();

    GL11.glShadeModel(GL11.GL_SMOOTH);             //set shading to smooth(try GL_FLAT)
    GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);     //set Clear color to BLACK
    GL11.glClearDepth(1.0f);                       //Set Depth buffer to 1(z-Buffer)
    GL11.glDisable(GL11.GL_DEPTH_TEST);            //Disable Depth Testing so that our z-buffer works

    GL11.glDepthFunc(GL11.GL_LEQUAL);

    GL11.glEnable(GL11.GL_COLOR_MATERIAL);


    GL11.glEnable(GL11.GL_TEXTURE_2D);

    GL11.glEnable( GL11.GL_ALPHA_TEST );
    GL11.glAlphaFunc(GL11.GL_GREATER, 0);

    GL11.glEnable( GL11.GL_BLEND );
    GL11.glBlendFunc( GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA );

    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);

    GL11.glDisable(GL11.GL_CULL_FACE);

    GL11.glPolygonMode(GL11.GL_FRONT, GL11.GL_FILL);

    GL11.glMatrixMode( GL11.GL_MODELVIEW );
    GL11.glLoadIdentity();
    GL11.glTranslatef( 0.375f, 0.375f, 0 );	// magic trick

}
 

@BeforeClass
public void createDisplay() throws LWJGLException {
    Display.setDisplayMode(new DisplayMode(1, 1));
    Display.create();
}