Example usage for org.lwjgl.opengl GL11 glClearColor

Introduction

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

Prototype

public static void glClearColor(@NativeType("GLfloat") float red, @NativeType("GLfloat") float green,
        @NativeType("GLfloat") float blue, @NativeType("GLfloat") float alpha) 

Source Link

Document

Sets the clear value for fixed-point and floating-point color buffers in RGBA mode.

Usage

From source file:Model.Render.java

public void pripravi() {
    GL11.glClearColor(1, 0, 0, 1);
}

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From source file:modeledit.ModelView3D.java

License:Open Source License

private void glInit() {
    try {//  ww  w .  j a v  a  2 s  . com
        this.makeCurrent();
    } catch (Exception e) {
        return;
        //           e.printStackTrace();
    }
    GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glEnable(GL11.GL_CULL_FACE);

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GLU.gluPerspective(40, ((float) this.getWidth()) / ((float) this.getHeight()), 1, 100);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    GL11.glShadeModel(GL11.GL_SMOOTH);
    //      GL11.glPolygonMode(GL11.GL_FRONT,GL11.GL_LINE); 
    //      GL11.glEnable(GL11.GL_TEXTURE_2D); // Enable Texture Mapping

    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_DIFFUSE, get(whiteLight));
    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_SPECULAR, get(whiteLight));

    GL11.glLightModel(GL11.GL_LIGHT_MODEL_AMBIENT, get(ambientLight));

    GL11.glEnable(GL11.GL_LIGHTING);
    GL11.glEnable(GL11.GL_LIGHT0);

    GLUtils.glLightPos(1.0f, 1.0f, 1.0f);

    //       GL11.glTexParameteri(GL11.GL_TEXTURE_2D,GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
    //       GL11.glTexParameteri(GL11.GL_TEXTURE_2D,GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);

}

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From source file:net.ae97.notlet.client.GameInstance.java

License:Open Source License

public static void createTextures() throws LWJGLException {
    Display.setDisplayMode(new DisplayMode(width, height));
    Display.create();//from   w  w  w. j  av a 2 s  . co m
    Display.setVSyncEnabled(true);

    GL11.glEnable(GL11.GL_TEXTURE_2D);

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

    // enable alpha blending
    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);

    Font awtFont = new Font("Times New Roman", Font.BOLD, 18);
    font = new TrueTypeFont(awtFont, true);

    try {
        textureMapping.put("SMALLLET",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("SMALLLET.png")));
        textureMapping.put("healthbar",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("healthbar.png")));
        textureMapping.put("score",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("score.png")));
        textureMapping.put("arrow",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("arrow.png")));
        textureMapping.put("dirt",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("dirt.png")));
        textureMapping.put("rangerD",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerD.png")));
        textureMapping.put("rangerL",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerL.png")));
        textureMapping.put("rangerR",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerR.png")));
        textureMapping.put("rangerU",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("rangerU.png")));
        textureMapping.put("skele",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("skele.png")));
        textureMapping.put("slime",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("slime.png")));
        textureMapping.put("hp", TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("hp.png")));
        textureMapping.put("pb", TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("pb.png")));
        textureMapping.put("wall",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("wall.png")));
        textureMapping.put("exit",
                TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream("exit.png")));
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
}

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From source file:net.BiggerOnTheInside.Binder.Binder.java

License:Open Source License

/**
 * <p>Sets up OpenGL.</p>/*from w w  w  .ja  va2s.com*/
 */
public void initGL() {
    int width = displayMode.getWidth();
    int height = displayMode.getHeight();

    /* Enable 2D texturing. */
    GL11.glEnable(GL11.GL_TEXTURE_2D);

    /* Make all models smoothly textured. */
    GL11.glShadeModel(GL11.GL_SMOOTH);

    /* Set the background color to that signature blue. */
    GL11.glClearColor(0.9f, 1.0f, 1.0f, 0.0f);

    /* Set the clear depth to all-the-way */
    GL11.glClearDepth(1.0);

    /* Enable the depth system. */
    GL11.glEnable(GL11.GL_DEPTH_TEST);

    /* Set the function for depth to GL_LEQUAL. */
    GL11.glDepthFunc(GL11.GL_LEQUAL);

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

    /* Enable face culling, basically don't render this face relative to the camera's position. */
    GL11.glEnable(GL11.GL_CULL_FACE);

    /* Set OpenGL to cull the back face of our spatials. */
    GL11.glCullFace(GL11.GL_BACK);

    /* Set the matrix mode to projection. */
    GL11.glMatrixMode(GL11.GL_PROJECTION);

    /* Reset the OpenGL configuration, loading our above prefrences. */
    //GL11.glLoadIdentity();

    /* Set the perspective. */
    GLU.gluPerspective(45.0f, (float) displayMode.getWidth() / (float) displayMode.getHeight(), 0.1f, 100.0f);

    /* Set the matrix mode to be model view. */
    GL11.glMatrixMode(GL11.GL_MODELVIEW);

    /* Set the perspective correction hint to finest quality. */
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
}

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From source file:net.bryanbergen.lwjgl.display.Window.java

public void setBackground(Color background) {
    this.background = background;
    GL11.glClearColor((float) background.getRed(), (float) background.getGreen(), (float) background.getBlue(),
            (float) background.getAlpha());
}

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From source file:net.bryanbergen.lwjgl.display.Window.java

private void initGLFW() {
    if (GLFW.glfwInit() != GL_TRUE) {
        throw new IllegalStateException("Failed to initialize GLFW");
    }/*from   w ww.  j av  a2  s .com*/

    GLFW.glfwDefaultWindowHints();
    GLFW.glfwWindowHint(GLFW_VISIBLE, visible ? GL_TRUE : GL_FALSE);
    GLFW.glfwWindowHint(GLFW_RESIZABLE, resizable ? GL_TRUE : GL_FALSE);

    windowHandle = GLFW.glfwCreateWindow(dimension.getWidth(), dimension.getHeight(), title,
            fullscreen ? GLFW.glfwGetPrimaryMonitor() : NULL, NULL);

    if (windowHandle == NULL) {
        throw new RuntimeException("Failed to initialized GLFW Window");
    }

    GLFWVidMode vidmode = GLFW.glfwGetVideoMode(GLFW.glfwGetPrimaryMonitor());
    GLFW.glfwSetWindowPos(windowHandle, (vidmode.width() - dimension.getWidth()) / 2,
            (vidmode.height() - dimension.getHeight()) / 2);

    GLFW.glfwMakeContextCurrent(windowHandle);

    initCallbacks();

    GLFW.glfwSwapInterval(vsync ? 1 : 0);
    GL.createCapabilities();

    GL11.glClearColor((float) background.getRed(), (float) background.getGreen(), (float) background.getBlue(),
            (float) background.getAlpha());

}

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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 av  a  2 s  . c  o m*/
        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);
    }
}

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From source file:net.kubin.world.World.java

License:Apache License

public void render() {
    /* Prepare Matrixes */
    Game.getInstance().initSceneRendering();
    Configuration configuration = Kubin.getConfiguration();

    /* Look through the camera with high viewing distance to render the sky */
    _player.getFirstPersonCamera().lookThrough(512.0f);

    /* Set the fog color based on time */
    _fogColor.set(Kubin.getConfiguration().getFogColor());
    _fogColor.scale(_sunlight - 0.05f);//  w w w . j a  v a  2 s .  c o  m
    GL11.glFog(GL11.GL_FOG_COLOR, GLUtils.wrapDirect(_fogColor.x(), _fogColor.y(), _fogColor.z(), 1.0f));
    GL11.glClearColor(_fogColor.x(), _fogColor.y(), _fogColor.z(), 1.0f);

    /* Render the sky */
    GL11.glFogf(GL11.GL_FOG_START, 200);
    GL11.glFogf(GL11.GL_FOG_END, 400);
    _sky.renderSky();

    /* Restore the fog distance */
    GL11.glFogf(GL11.GL_FOG_START, configuration.getViewingDistance() * 0.55f);
    GL11.glFogf(GL11.GL_FOG_END, configuration.getViewingDistance());

    /* Select the visible blocks */
    selectVisibleChunks(_player.getFirstPersonCamera().getViewFrustum());

    /* Bind the terrain texture */
    //GL11.glEnable(GL11.GL_TEXTURE_2D);
    //TextureStorage.getTexture("terrain").bind();

    PerformanceMonitor.getInstance().start(Operation.RENDER_OPAQUE);

    for (int i = 0; i < _visibleChunks.size(); ++i) {
        _visibleChunks.get(i).render(MeshType.OPAQUE);
    }

    PerformanceMonitor.getInstance().stop(Operation.RENDER_OPAQUE);
    PerformanceMonitor.getInstance().start(Operation.RENDER_TRANSLUCENT);

    for (int i = 0; i < _visibleChunks.size(); ++i) {
        _visibleChunks.get(i).render(MeshType.TRANSLUCENT);
    }

    PerformanceMonitor.getInstance().stop(Operation.RENDER_TRANSLUCENT);
    PerformanceMonitor.getInstance().start(Operation.RENDER_MANUAL);

    for (int i = 0; i < _visibleChunks.size(); ++i) {
        _visibleChunks.get(i).renderManualBlocks();
    }

    PerformanceMonitor.getInstance().stop(Operation.RENDER_MANUAL);

    /* Render the clouds */
    GL11.glFogf(GL11.GL_FOG_START, 200);
    GL11.glFogf(GL11.GL_FOG_END, 400);
    _sky.renderClouds();

    _player.render();

    renderOverlay();
}

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

License:Apache License

public void clear() {
    activate();/*from ww w  . ja v  a  2  s  .c  o m*/
    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);
    }
}

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

License:Open Source License

Renderer(int screenWidth, int screenHeight) {
    try {/*  w  ww  . j  a v  a2 s  .c  o m*/
        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

}

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