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:shadowmage.meim.client.gui.GuiModelEditor.java

License:Open Source License

protected void doSelection() {
    int posX = Mouse.getX();
    int posY = Mouse.getY();

    GL11.glDisable(GL11.GL_TEXTURE_2D);//from www.  j  a  v a  2s  . c om
    GL11.glClearColor(1.f, 1.f, 1.f, 1.f);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    GuiModelEditor.model.renderForSelection();

    byte[] pixelColorsb = new byte[3];
    ByteBuffer pixelColors = ByteBuffer.allocateDirect(3);
    GL11.glReadPixels(posX, posY, 1, 1, GL11.GL_RGB, GL11.GL_BYTE, pixelColors);

    for (int i = 0; i < 3; i++) {
        pixelColorsb[i] = pixelColors.get(i);
    }

    int r = pixelColorsb[0];
    int g = pixelColorsb[1];
    int b = pixelColorsb[2];

    GL11.glEnable(GL11.GL_TEXTURE_2D);
    AWLog.logDebug("colors clicked on: " + r + "," + g + "," + b);
    int color = (r << 16) | (g << 8) | b;
    AWLog.logDebug("color out: " + color);

    GL11.glClearColor(.2f, .2f, .2f, 1.f);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    Primitive p = model.getPrimitive(color);
    if (p == null) {
        this.setSelectedPiece(null);
        this.setSelectedPrimitive(null);
    } else {
        this.setSelectedPrimitive(p);
    }
}

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From source file:src.graphics.common.Rendering.java

License:Open Source License

public void renderDisplay() {

    initSettings();/*from   w  w w . j  a v  a  2  s  .  c  o m*/

    final Colour BC = backColour == null ? Colour.DARK_GREY : backColour;
    GL11.glClearColor(BC.r, BC.g, BC.b, BC.a);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    port.applyView();
    lighting.bindLight(0);

    for (Client client : clients) {
        GL11.glColor4f(1, 1, 1, 1);
        GL11.glMatrixMode(GL11.GL_MODELVIEW);
        final int disabled[] = client.GL_disables();
        if (disabled != null)
            for (int d : disabled)
                GL11.glDisable(d);
        client.renderTo(this);
        if (disabled != null)
            for (int d : disabled)
                GL11.glEnable(d);
    }
    clients.clear();

    if (HUD != null) {
        HUD.renderHUD(new Box2D().set(0, 0, viewWide, viewHigh));
    }

    //
    //  TODO:  Allow a custom image-tex?
    final Colour FC = foreColour == null ? Colour.NONE : foreColour;
    //final Colour FC = Colour.GREY ;
    FC.bindColour();

    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glBegin(GL11.GL_QUADS);
    UINode.drawQuad(0, 0, viewWide, viewHigh, 0, 0, 1, 1, 0);
    GL11.glEnd();

    Display.update();
}

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From source file:taiga.gpvm.render.ColoredSky.java

License:Open Source License

@Override
protected void renderSky(Matrix4 proj) {
    GL11.glClearColor(red, green, blue, 1f);
    GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT | GL11.GL_COLOR_BUFFER_BIT);
}

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From source file:tectonicus.rasteriser.lwjgl.LwjglRasteriser.java

License:BSD License

@Override
public void clear(Color clearColour) {
    GL11.glClearColor(clearColour.getRed() / 255.0f, clearColour.getGreen() / 255.0f,
            clearColour.getBlue() / 255.0f, 0);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT | GL11.GL_STENCIL_BUFFER_BIT);
}

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From source file:thebounzer.org.lwgldemo.OglBook.java

License:Open Source License

public OglBook() {
    // Initialize OpenGL (Display)
    this.setupOpenGL();
    this.printOpenglInfo();
    Util.checkGLError();/*from  w w w .  java  2  s  .co  m*/
    Chapter chapter = new Chapter5();
    chapter.configure();
    // Setup background color
    float[] color = new float[] { 0.0f, 0.0f, 0.0f, 1.0f };
    GL11.glClearColor(color[0], color[1], color[2], color[3]);
    while (!Display.isCloseRequested()) {
        // Do a single loop (logic/render)
        //GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
        chapter.loopCycle();
        // Force a maximum FPS of about 60
        Display.sync(60);
        // Let the CPU synchronize with the GPU if GPU is tagging behind
        Display.update();
    }

    // Destroy OpenGL (Display)
    chapter.destroy();
    this.destroyDisplay();

}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glClearColor(float a, float b, float c, float d) {
    GL11.glClearColor(a, b, c, d);
}

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From source file:tk.jacklin213.voxelgale.rendering.BasicRenderer.java

License:Apache License

private void initGL() {
    GL11.glEnable(GL11.GL_TEXTURE_2D);//  w  w  w. java 2s. c  o  m
    GL11.glShadeModel(GL11.GL_SMOOTH);
    GL11.glClearColor(0, 0, 0, 0);
    GL11.glClearDepth(1);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glDepthFunc(GL11.GL_LEQUAL);

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

    GLU.gluPerspective(45, (float) displayMode.getWidth() / (float) displayMode.getHeight(), 0.1f, 100);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
}

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From source file:uk.co.ifs_studios.engine.util.OpenGL.java

License:Open Source License

/**
 * Setup OpenGL./* w  ww . j  a v a2  s .  c  om*/
 * 
 * @param width
 *            - Width of screen.
 * @param height
 *            - Height of screen.
 */
public static void initialize(int width, int height) {
    GL11.glClearColor(0f, 0f, 0f, 0f);
    GL11.glViewport(0, 0, width, height);

    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glCullFace(GL11.GL_BACK);
}

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From source file:us.illyohs.wumbo.client.render.RenderGuildCore.java

License:Creative Commons License

@Override
public void renderTileEntityAt(TileEntity tile, double x, double y, double z, float tick) {
    TileGuildCore tgc = (TileGuildCore) tile;

    GL11.glPushMatrix();/*from w  ww .jav  a 2  s.c o  m*/
    GL11.glTranslated((float) x + 0.5, (float) y + 1.5, (float) z + 2.5);
    GL11.glScalef(1F, -1F, -1F);

    FMLClientHandler.instance().getClient().renderEngine.bindTexture(LibAssets.ASSET_GUILD_CORE_FRAME);
    frame.render(.0625F);
    //        core.render();
    //        GL11.glScalef(1F, -1F, -1F);
    GL11.glBlendFunc(0, 1);
    GL11.glClearColor(0.7f, 0.7f, 0.7f, 1.0f);

    GL11.glPopMatrix();

    GL11.glPushMatrix();
    GL11.glTranslated((float) x + 1.0, (float) y + 2.0, (float) z + 1.0);
    GL11.glScalef(1F, -1F, -1F);

    core.render8();

    GL11.glPopMatrix();

}

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From source file:us.samcraft.thaumickeeper.client.render.RenderKeeper.java

License:Creative Commons License

@Override
public void renderTileEntityAt(TileEntity tileentity, double x, double y, double z, float tick) {
    TileSpaceKeeper tKeeper = (TileSpaceKeeper) tileentity;

    GL11.glPushMatrix();//from w w w.  j a  v a  2s .  co  m

    GL11.glTranslated((float) x + 0.5, (float) y + 1.5, (float) z + 0.5);
    GL11.glScalef(1F, -1F, -1F);
    Minecraft.getMinecraft().renderEngine.bindTexture(TEXTURE);
    model.render(.0625F);
    GL11.glScalef(1F, -1F, -1F);
    GL11.glBlendFunc(0, 1);
    GL11.glClearColor(0.7f, 0.7f, 0.7f, 1.0f);

    GL11.glPopMatrix();
}

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