Example usage for org.lwjgl.opengl GL11 glViewport

List of usage examples for org.lwjgl.opengl GL11 glViewport

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glViewport.

Prototype

public static void glViewport(@NativeType("GLint") int x, @NativeType("GLint") int y,
        @NativeType("GLsizei") int w, @NativeType("GLsizei") int h) 

Source Link

Document

Specifies the viewport transformation parameters for all viewports.

Usage

From source file:colonialdisplay.AntDisplayGL.java

@Override
protected void resetGL() {
    Rectangle bounds = canvas.getClientArea();
    GL11.glViewport(bounds.x, bounds.y, bounds.width, bounds.height);

}

From source file:com.a2client.corex.Render.java

License:Open Source License

static public void setViewport(Rect vp) {
    viewport = vp;
    GL11.glViewport(vp.left, vp.top, vp.right - vp.left, vp.bottom - vp.top);
}

From source file:com.a2client.corex.Render.java

License:Open Source License

static public void set2D(int width, int height) {
    ResetBind();/*from ww  w.jav a  2s.c om*/
    Clear(false, true);
    setBlendType(Const.BLEND_TYPE.btNormal);
    setDepthTest(false);
    setCullFace(Const.CULL_FACE.cfNone);

    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glDisable(GL11.GL_LIGHTING);

    setDepthTest(false);

    GL11.glViewport(0, 0, width, height);

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

    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
}

From source file:com.aelitis.azureus.plugins.view3d.ViewTest2.java

License:Open Source License

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    Composite comp = new Composite(shell, SWT.NONE);
    comp.setLayout(new FillLayout());
    GLData data = new GLData();
    data.doubleBuffer = true;//ww w  . j a  v a2 s . c  om
    data.accumAlphaSize = 8;
    data.accumBlueSize = 8;
    data.accumGreenSize = 8;
    data.accumRedSize = 8;

    final GLCanvas canvas = new GLCanvas(comp, SWT.NONE, data);

    canvas.setCurrent();
    try {
        GLContext.useContext(canvas);
    } catch (LWJGLException e) {
        e.printStackTrace();
    }

    canvas.addListener(SWT.Resize, new Listener() {
        public void handleEvent(Event event) {
            Rectangle bounds = canvas.getBounds();
            float fAspect = (float) bounds.width / (float) bounds.height;
            canvas.setCurrent();
            try {
                GLContext.useContext(canvas);
            } catch (LWJGLException e) {
                e.printStackTrace();
            }
            GL11.glViewport(0, 0, bounds.width, bounds.height);
            GL11.glMatrixMode(GL11.GL_PROJECTION);
            GL11.glLoadIdentity();
            GLU.gluPerspective(45.0f, fAspect, 0.5f, 400.0f);
            GL11.glMatrixMode(GL11.GL_MODELVIEW);
            GL11.glLoadIdentity();
        }
    });

    GL11.glLineWidth(1);
    GL11.glHint(GL11.GL_LINE_SMOOTH_HINT, GL11.GL_NICEST);
    GL11.glEnable(GL11.GL_LINE_SMOOTH);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

    GL11.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
    GL11.glColor3f(1.0f, 0.0f, 0.0f);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    GL11.glClearDepth(1.0);
    GL11.glLineWidth(2);
    GL11.glEnable(GL11.GL_DEPTH_TEST);

    GL11.glShadeModel(GL11.GL_FLAT);

    GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
    GL11.glClearAccum(0.0f, 0.0f, 0.0f, 0.0f);

    shell.setText("SWT/LWJGL Example");
    shell.setSize(640, 480);
    shell.open();

    final Runnable run = new Runnable() {
        float rot = 0;

        public void run() {
            if (!canvas.isDisposed()) {
                canvas.setCurrent();
                try {
                    GLContext.useContext(canvas);
                } catch (LWJGLException e) {
                    e.printStackTrace();
                }

                int ACSIZE = 8;

                int[] viewport = getViewport();

                GL11.glClear(GL11.GL_ACCUM_BUFFER_BIT);

                for (int jitter = 0; jitter < ACSIZE; jitter++) {
                    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

                    double jit_x = jits[jitter][0];
                    double jit_y = jits[jitter][1];

                    accPerspective(50.0, (double) viewport[2] / (double) viewport[3], 1.0, 15.0, jit_x, jit_y,
                            0.0, 0.0, 1.0);

                    {

                        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
                        GL11.glClearColor(.3f, .5f, .8f, 1.0f);
                        GL11.glLoadIdentity();
                        GL11.glTranslatef(0.0f, 0.0f, -10.0f);
                        float frot = rot;
                        GL11.glRotatef(0.15f * rot, 2.0f * frot, 10.0f * frot, 1.0f);
                        GL11.glRotatef(0.3f * rot, 3.0f * frot, 1.0f * frot, 1.0f);
                        GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
                        GL11.glColor3f(0.9f, 0.9f, 0.9f);
                        drawCylinder(2, 3, 50, 0);
                        drawTorus(1, 1.9f + ((float) Math.sin((0.004f * frot))), 15, 15);
                    }

                    GL11.glAccum(GL11.GL_ACCUM, 1.0f / ACSIZE);
                }

                GL11.glAccum(GL11.GL_RETURN, 1.0f);
                GL11.glFlush();

                rot += 0.1;

                canvas.swapBuffers();
                display.asyncExec(this);
            }
        }
    };
    canvas.addListener(SWT.Paint, new Listener() {
        public void handleEvent(Event event) {
            run.run();
        }
    });
    display.asyncExec(run);

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:com.ardor3d.renderer.lwjgl.LwjglRenderer.java

License:Open Source License

public void setViewport(final int x, final int y, final int width, final int height) {
    GL11.glViewport(x, y, width, height);
}

From source file:com.auroraengine.opengl.viewport.Viewport.java

License:Open Source License

public void setViewport() {
    GL11.glViewport(getX(), getY(), getWidth(), getHeight());
}

From source file:com.badlogic.gdx.backends.jglfw.JglfwGL20.java

License:Apache License

public void glViewport(int x, int y, int width, int height) {
    GL11.glViewport(x, y, width, height);
}

From source file:com.badlogic.gdx.backends.lwjgl.LwjglGL10.java

License:Apache License

public final void glViewport(int x, int y, int width, int height) {
    GL11.glViewport(x, y, width, height);
}

From source file:com.dbi.games.fortress.ui.MainAppWindow.java

License:Open Source License

/**
 * Creates new form MainAppWin/*  w  w  w .  j  a  v a2s .c  o m*/
 */
public MainAppWindow() {
    initComponents();

    glCanvas.addComponentListener(new ComponentListener() {
        public void componentShown(ComponentEvent e) {
            setNeedValidation();
        }

        public void componentResized(ComponentEvent e) {
            setNeedValidation();
        }

        public void componentMoved(ComponentEvent e) {
            setNeedValidation();
        }

        public void componentHidden(ComponentEvent e) {
            setNeedValidation();
        }
    });

    File currentDir = new File("lib/natives");
    if (!currentDir.exists()) {
        //            JOptionPane.showMessageDialog(null, "directory location: "+currentDir.getAbsolutePath()+" does not exist!");
        currentDir = new File("build/libs/natives");
    }
    Logger.getLogger("LWJGLThread").log(Level.INFO, "LWJGL directory is " + currentDir.getAbsolutePath());

    System.setProperty("org.lwjgl.librarypath", currentDir.getAbsolutePath());

    Thread glThread = new Thread("GLThread") {

        @Override
        public void run() {
            long lastFrame = System.nanoTime();
            long currentFrame;
            try {
                Display.setParent(glCanvas);
                Display.create();

                GL11.glEnable(GL11.GL_TEXTURE_2D);
                GL11.glEnable(GL11.GL_BLEND);
                GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
                GL11.glDisable(GL11.GL_DEPTH_TEST);
                GL11.glClearColor(0f, 0f, 0f, 0f);
                GL11.glMatrixMode(GL11.GL_PROJECTION);
                GL11.glLoadIdentity();
                GL11.glOrtho(0f, (float) glCanvas.getWidth(), (float) glCanvas.getHeight(), 0f, -1, 1);
                GL11.glMatrixMode(GL11.GL_MODELVIEW);
                GL11.glLoadIdentity();
                GL11.glViewport(0, 0, glCanvas.getWidth(), glCanvas.getHeight());

                MainEngine.get().graphicsEngine().buildDefaultRenderers();

                while (MainEngine.get().isRunning()) {
                    try {
                        currentFrame = System.nanoTime();

                        MainEngine.get().renderScene(currentFrame - lastFrame);

                        lastFrame = currentFrame;

                        Display.update();

                        if (needUpdateViewport) {
                            needUpdateViewport = false;

                            GL11.glMatrixMode(GL11.GL_PROJECTION);
                            GL11.glLoadIdentity();
                            GL11.glOrtho(0, glCanvas.getWidth(), glCanvas.getHeight(), 0, -1, 1);
                            GL11.glViewport(0, 0, glCanvas.getWidth(), glCanvas.getHeight());
                        }
                    } catch (Throwable ex) {
                        ex.printStackTrace();
                        Logger.getLogger("LWJGLThread").log(Level.SEVERE,
                                "There was a SEROUS uncaught error in the render thread.  Shutting down.  Please restart!",
                                ex);
                        MainEngine.get().shutdown();
                    }
                }
            } catch (Throwable ex) {
                throw new RuntimeException("There was an issue starting LWJGL!", ex);
            }
        }

    };
    glThread.start();
}

From source file:com.dinasgames.engine.graphics.GL.java

public static void setViewport(float x, float y, float width, float height) {

    if (version >= 11) {
        GL11.glViewport((int) x, (int) y, (int) width, (int) height);
    }// w  w  w . j  av a 2 s .c  o  m
}