Example usage for org.lwjgl.opengl GL11 glClear

Introduction

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

Prototype

public static void glClear(@NativeType("GLbitfield") int mask) 

Source Link

Document

Sets portions of every pixel in a particular buffer to the same value.

Usage

From source file:net.codepixl.GLCraft.GLCraft.java

License:Open Source License

public static void renderSplashText(String line1, String line2) {
    if (!getGLCraft().isServer) {
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
        Tesselator.drawString(Constants.getWidth() / 2 - Tesselator.getFontWidth(line1) / 2,
                Constants.getHeight() / 2 - Tesselator.getFontHeight(line1) / 2, line1);
        Tesselator.drawString(Constants.getWidth() / 2 - Tesselator.getFontWidth(line2) / 2,
                Constants.getHeight() / 2 + Tesselator.getFontHeight(line2) / 2 + 10, line2);
        Spritesheet.logo.bind();/*  ww  w. ja v  a  2 s .com*/
        Shape.currentSpritesheet = Spritesheet.logo;
        glBegin(GL_QUADS);
        Shape.createCenteredRect2D(Constants.getWidth() / 2,
                Constants.getHeight() / 2 - Tesselator.getFontHeight() * 2 - 30, Color4f.WHITE,
                new float[] { 0, 0, 1, 1 }, 200f, 100f);
        glEnd();
        TextureImpl.unbind();
        Display.update();
    }
}

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From source file:net.fabricmc.base.launch.FabricClientTweaker.java

License:Apache License

private void createEarlyDisplay() {
    File gameDir = new File(args.get("--gameDir"));
    Properties def = new Properties();
    def.setProperty("fullscreen", "false");
    def.setProperty("overrideWidth", "0");
    def.setProperty("overrideHeight", "0");
    Properties props = new Properties(def);
    try {//  w  w  w.  j a  v  a2 s  .c om
        props.load(Files.newReader(new File(gameDir, "options.txt"), StandardCharsets.UTF_8));
    } catch (FileNotFoundException e) {
    } catch (IOException e) {
        e.printStackTrace();
    }
    boolean fullscreen = args.containsKey("--fullscreen")
            || Boolean.parseBoolean(props.getProperty("fullscreen"));
    int overrideWidth = Integer.parseInt(props.getProperty("overrideWidth"));
    int overrideHeight = Integer.parseInt(props.getProperty("overrideHeight"));
    int width = 854;
    int height = 480;
    if (overrideWidth > 0) {
        width = overrideWidth;
    } else if (args.containsKey("--width")) {
        width = Math.max(1, Integer.parseInt(args.get("--width")));
    }
    if (overrideHeight > 0) {
        height = overrideHeight;
    } else if (args.containsKey("--height")) {
        height = Math.max(1, Integer.parseInt(args.get("--height")));
    }
    String ver = args.get("--version");
    if (ver == null) {
        ver = "Unknown";
    } else {
        int index = ver.indexOf('-');
        if (index != -1) {
            ver = ver.substring(0, index);
        }
    }
    try {
        Display.setDisplayMode(new DisplayMode(width, height));
        Display.setFullscreen(fullscreen);
        Display.setResizable(true);
        Display.setTitle("Minecraft " + ver);
        try {
            Display.create(new PixelFormat().withDepthBits(24));
        } catch (LWJGLException e) {
            e.printStackTrace();
            Display.create();
        }
        GL11.glClearColor(1, 1, 1, 1);
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
        Display.update();
    } catch (LWJGLException e1) {
        e1.printStackTrace();
        Throwables.propagate(e1);
    }
}

---

From source file:net.kubin.game.StartupManager.java

License:Apache License

public void openMainMenu() {
    MainMenu menu = new MainMenu();

    try {/*from  w w  w . j  a va  2  s .  c om*/
        GUIManager.renderer = new LWJGLRenderer();
    } catch (LWJGLException ex) {
        Logger.getLogger(Game.class.getName()).log(Level.SEVERE, null, ex);
    }

    GUIManager.gui = new GUI(menu, GUIManager.renderer);

    //menu.efName.requestKeyboardFocus();

    try {
        GUIManager.theme = ThemeManager.createThemeManager(MainMenu.class.getResource("/UITheme/Theme.xml"),
                GUIManager.renderer);
        //MainMenu.class.getResource("menu.xml"), GUIManager.renderer);
    } catch (IOException ex) {
        Logger.getLogger(StartupManager.class.getName()).log(Level.SEVERE, null, ex);
    }

    GUIManager.gui.applyTheme(GUIManager.theme);

    menu.timer = 0;

    if (!Kubin.DISPLAY_SPLASH) {
        menu.splash = false;
        menu.timer = 200;
    }

    while (!Display.isCloseRequested() && !Keyboard.isKeyDown(Keyboard.KEY_ESCAPE)
            && GUIManager.requestStop == false) {
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

        GUIManager.gui.update();

        //Display Splash Screen
        if (menu.timer == 200) {
            menu.splash = false;
            menu.layout();
            menu.timer = -1;
        } else if (menu.timer != -1) {
            menu.timer += 1;
        }

        //Handle Resizing
        if (Display.wasResized()) {
            handleResize();
        }

        Display.update();
    }

    GUIManager.gui.destroy();
    GUIManager.theme.destroy();
    //Display.destroy();
}

---

From source file:net.kubin.world.characters.Player.java

License:Apache License

@Override
public void render() {

    GL11.glEnable(GL11.GL_DEPTH_TEST);//  w ww  .jav  a  2s  . c o m
    GL11.glDepthFunc(GL11.GL_LEQUAL);

    GL11.glEnable(GL11.GL_BLEND);
    GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);

    if (_aimedBlockPosition.y() != -1) {
        GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
        GL11.glDisable(GL11.GL_TEXTURE_2D);

        _aimedBlockAABB.render(0.0f, 0.0f, 0.0f, 0.2f);
        GL11.glEnable(GL11.GL_TEXTURE_2D);
    }

    if (_selectedItem != null) {
        GL11.glPushMatrix();
        GL11.glEnable(GL11.GL_TEXTURE_2D);
        GL11.glDisable(GL11.GL_CULL_FACE);

        _body.transformToRightHand();

        /* Prepare the light buffer */
        Chunk c = Game.getInstance().getWorld().getChunkManager().getChunkContaining(
                MathHelper.floor(_position.x()), MathHelper.floor(_position.y()) + 1,
                MathHelper.floor(_position.z()), false, false, false);

        if (c != null) {
            c.getLightBuffer().setReferencePoint(MathHelper.floor(_position.x()),
                    MathHelper.floor(_position.y()) + 1, MathHelper.floor(_position.z()));

            /* Render the object, with the lightbuffer */
            _selectedItem.renderHoldableObject(c.getLightBuffer());
        }

        GL11.glEnable(GL11.GL_CULL_FACE);
        GL11.glPopMatrix();
    }

    GL11.glDisable(GL11.GL_DEPTH_TEST);
}

---

From source file:net.minecraft.client.gui.GuiAchievement.java

private void updateAchievementWindowScale() {
    GL11.glViewport(0, 0, this.theGame.displayWidth, this.theGame.displayHeight);
    GL11.glMatrixMode(5889 /*GL_PROJECTION*/);
    GL11.glLoadIdentity();/*  w w  w  . j  a  v  a  2  s . c o m*/
    GL11.glMatrixMode(5888 /*GL_MODELVIEW0_ARB*/);
    GL11.glLoadIdentity();
    this.achievementWindowWidth = this.theGame.displayWidth;
    this.achievementWindowHeight = this.theGame.displayHeight;
    ScaledResolution var1 = new ScaledResolution(this.theGame.gameSettings, this.theGame.displayWidth,
            this.theGame.displayHeight);
    this.achievementWindowWidth = var1.getScaledWidth();
    this.achievementWindowHeight = var1.getScaledHeight();
    GL11.glClear(256);
    GL11.glMatrixMode(5889 /*GL_PROJECTION*/);
    GL11.glLoadIdentity();
    GL11.glOrtho(0.0D, (double) this.achievementWindowWidth, (double) this.achievementWindowHeight, 0.0D,
            1000.0D, 3000.0D);
    GL11.glMatrixMode(5888 /*GL_MODELVIEW0_ARB*/);
    GL11.glLoadIdentity();
    GL11.glTranslatef(0.0F, 0.0F, -2000.0F);
}

---

From source file:net.neilcsmith.praxis.video.opengl.internal.GLRenderer.java

License:Apache License

public void clear() {
    activate();/*from w  w w.ja va 2 s. c om*/
    tex0 = null;
    idx = 0;
    if (surface == null) {
        LOGGER.finest("Clearing screen");
        GL11.glClearColor(0, 0, 0, 1);
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    } else {
        LOGGER.finest("Clearing surface");
        if (surface.hasAlpha()) {
            GL11.glClearColor(0, 0, 0, 0);
        } else {
            GL11.glClearColor(0, 0, 0, 1);
        }
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
    }
}

---

From source file:net.phatcode.rel.multimedia.Graphics.java

License:Open Source License

public void cls() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
}

---

From source file:net.slimevoid.tmf.client.tickhandlers.MotionSensorTickHandler.java

License:Open Source License

private void renderHUD(EntityPlayer entityplayer) {
    double playerDeg = entityplayer.rotationYaw % 360;
    if (playerDeg < 0)
        playerDeg = 360 + playerDeg;/*from  w w  w  .jav a 2 s.c  om*/
    playerDeg *= -1;

    float opacity = 0.5f;

    GL11.glPushMatrix();
    ScaledResolution sr = new ScaledResolution(mc.gameSettings, mc.displayWidth, mc.displayHeight);
    GL11.glClear(256);

    GL11.glPushMatrix();
    // RenderHelper.enableGUIStandardItemLighting();
    // GL11.glDisable(GL11.GL_LIGHTING);
    // GL11.glDisable(GL11.GL_DEPTH_TEST);
    if (drawOnRight) {
        GL11.glTranslatef(sr.getScaledWidth() - 60, sr.getScaledHeight(), 0);
    } else {
        GL11.glTranslatef(60, sr.getScaledHeight(), 0);
    }
    GL11.glRotatef((float) playerDeg, 0, 0, 1.0f);

    renderSprite(-64, -64, 0, 0, 128, 128, ResourceLib.TRACKER_BG, 1);
    // GL11.glEnable(GL11.GL_LIGHTING);
    // GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glPopMatrix();
    GL11.glPopMatrix();
}

---

From source file:net.slimevoid.tmf.client.tickhandlers.MotionSensorTickHandler.java

License:Open Source License

private void renderPing(double deltaTick, double angle, double distSq2d) {
    float opacity = 0.5f;

    GL11.glPushMatrix();/*from  w ww  .  j  ava2 s.c  o  m*/
    ScaledResolution sr = new ScaledResolution(mc.gameSettings, mc.displayWidth, mc.displayHeight);
    GL11.glClear(256);

    GL11.glPushMatrix();
    // RenderHelper.enableGUIStandardItemLighting();
    // GL11.glDisable(GL11.GL_LIGHTING);
    // GL11.glDisable(GL11.GL_DEPTH_TEST);

    if (drawOnRight) {
        GL11.glTranslatef(sr.getScaledWidth() - 60, sr.getScaledHeight(), 0);
    } else {
        GL11.glTranslatef(60, sr.getScaledHeight(), 0);
    }
    double angdeg = rad2deg(angle);
    angdeg = angdeg - 90;

    GL11.glRotatef((float) angdeg, 0, 0, 1);

    GL11.glTranslatef((float) Math.sqrt(distSq2d) * 3, 0, 0);
    GL11.glScalef(0.0625f, 0.0625f, 1);

    renderSprite(-64, -64, 0, 0, 128, 128, ResourceLib.TRACKER_CONTACT,
            (float) (0.4d + Math.log(3.2d - deltaTick * 3d) * 0.6d));
    // GL11.glEnable(GL11.GL_LIGHTING);
    // GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glPopMatrix();
    GL11.glPopMatrix();
}

---

From source file:net.slimevoid.tmf.client.tickhandlers.MotionSensorTickHandler.java

License:Open Source License

private void renderSweep(EntityPlayer entityplayer, double deltaTick) {
    float opacity = 0.5f;

    GL11.glPushMatrix();//w w  w  .  j  a v  a2  s  . co  m
    ScaledResolution sr = new ScaledResolution(mc.gameSettings, mc.displayWidth, mc.displayHeight);
    GL11.glClear(256);

    GL11.glPushMatrix();
    // RenderHelper.enableGUIStandardItemLighting();
    // GL11.glDisable(GL11.GL_LIGHTING);
    // GL11.glDisable(GL11.GL_DEPTH_TEST);
    if (drawOnRight) {
        GL11.glTranslatef(sr.getScaledWidth() - 60, sr.getScaledHeight(), 0);
    } else {
        GL11.glTranslatef(60, sr.getScaledHeight(), 0);
    }
    GL11.glScalef((float) deltaTick, (float) deltaTick, 1);

    renderSprite(-64, -64, 0, 0, 128, 128, ResourceLib.TRACKER_SWEEP, (float) (1d - deltaTick / 2d));
    // GL11.glEnable(GL11.GL_LIGHTING);
    // GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glPopMatrix();
    GL11.glPopMatrix();
}

---

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