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:cuchaz.jfxgl.JFXGL.java

License:Open Source License

public static void renderLoop() {

    long appHwnd = JFXGLContexts.app.hwnd;

    GL11.glClearColor(0f, 0f, 0f, 1f);/*from www .  ja va  2s. co  m*/

    while (!GLFW.glfwWindowShouldClose(appHwnd)) {
        GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
        render();
        GLFW.glfwSwapBuffers(appHwnd);
        GLFW.glfwPollEvents();
    }
}

From source file:cuchaz.jfxgl.prism.JFXGLContext.java

License:Open Source License

@Override
public void clearBuffers(Color color, boolean clearColor, boolean clearDepth, boolean ignoreScissor) {

    clearBuffersState.backup();/*from   w  ww . jav a  2  s .co m*/

    if (ignoreScissor) {
        GL11.glDisable(GL11.GL_SCISSOR_TEST);
    }

    int clearFlags = 0;

    if (clearColor) {
        clearFlags |= GL11.GL_COLOR_BUFFER_BIT;
        GL11.glClearColor(color.getRedPremult(), color.getGreenPremult(), color.getBluePremult(),
                color.getAlpha());
    }

    if (clearDepth) {
        clearFlags |= GL11.GL_DEPTH_BUFFER_BIT;

        GL11.glDepthMask(true);
        GL11.glClear(clearFlags);

    } else {
        GL11.glClear(clearFlags);
    }

    clearBuffersState.restore();
}

From source file:Data.Building.java

License:Apache License

@Override
public void render() {

    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

    // Bind to the VAO that has all the information about the quad vertices
    GL30.glBindVertexArray(vaoId);//from  w  w  w.ja v  a 2 s .co  m
    GL20.glEnableVertexAttribArray(0);

    // Draw the vertices
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexCount);

    // Put everything back to default (deselect)
    GL20.glDisableVertexAttribArray(0);
    GL30.glBindVertexArray(0);

    Util.exitOnGLError("Error in Building render");

}

From source file:de.codesourcery.flocking.LWJGLRenderer.java

License:Apache License

private void renderWorld(World world) {
    final double modelMax = world.getSimulationParameters().modelMax;
    xInc = Display.getWidth() / modelMax;
    yInc = Display.getHeight() / modelMax;

    GL11.glEnable(GL11.GL_DEPTH_TEST);//from  www  . ja v  a2  s  .com
    GL11.glDepthMask(true);

    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDepthMask(false);

    GL11.glColor3f(0.5f, 0.5f, 1.0f);

    GL11.glEnableClientState(GL11.GL_VERTEX_ARRAY);

    final int triangleCount = world.getPopulationCount();

    // setup vertex data       
    final int vertexArrayLen = triangleCount * 3 * 2; // one triangle = 3 vertices * 2 int's per vertex
    final MyIntBuffer vertexBuffer = getVertexBuffer(vertexArrayLen);

    final IntBuffer vertexIntBuffer = vertexBuffer.getBuffer();
    final IBoidVisitor visitor = new IBoidVisitor() {

        @Override
        public void visit(Boid boid) {
            drawBoid(boid, vertexIntBuffer);
        }
    };
    world.visitAllBoids(visitor);

    vertexBuffer.rewind();

    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vertexBuffer.getHandle());
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, vertexBuffer.getBuffer(), GL15.GL_DYNAMIC_DRAW);
    GL11.glVertexPointer(2, GL11.GL_INT, 0, 0);

    // setup index data
    MyIntBuffer indexBuffer = getIndexBuffer(triangleCount * 3);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, indexBuffer.getHandle());
    GL15.glBufferData(GL15.GL_ELEMENT_ARRAY_BUFFER, indexBuffer.getBuffer(), GL15.GL_STATIC_DRAW);

    GL11.glDrawElements(GL11.GL_TRIANGLES, triangleCount * 3, GL11.GL_UNSIGNED_INT, 0);

    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);

    GL11.glDisableClientState(GL11.GL_VERTEX_ARRAY);

    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glDepthMask(true);
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLRenderer2Stage.java

License:Open Source License

public void Draw() {
    // forward pass
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, fbAId);
    GL20.glDrawBuffers(GL30.GL_COLOR_ATTACHMENT0);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    scene.Pass(GLScene.PassType.Forward, camera);

    // post pass/* w w w. jav a  2s  .  c o m*/
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, fbBId);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    ssqScene.Pass(GLScene.PassType.PostProcess);

    // post B pass
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    ssqScene.Pass(GLScene.PassType.PostProcess2);

}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLRendererForward.java

License:Open Source License

public void Draw() {
    // forward pass
    GL20.glDrawBuffers(GL30.GL_COLOR_ATTACHMENT0);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    scene.Pass(GLScene.PassType.Forward, camera);
}

From source file:de.sanandrew.core.manpack.mod.client.event.RenderPlayerEventHandler.java

License:Creative Commons License

@SubscribeEvent
@SuppressWarnings("unchecked")
public void onHandRender(RenderHandEvent event) {
    this.lazyLoad();

    GL11.glPushMatrix();//  ww w  .  j av a2 s. c o m
    Minecraft mc = Minecraft.getMinecraft();

    if (SAPUtils.isPlayerNameOrUuidEqual(mc.player, SANPLAYER_NAMES_UUID)) {
        event.setCanceled(true);
        GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
        RenderPlayer rend = (RenderPlayer) RenderManager.instance.getEntityRenderObject(mc.player);
        RenderManager.instance.entityRenderMap.put(mc.player.getClass(), this.sanPlayerModel);
        SAPReflectionHelper.invokeCachedMethod(EntityRenderer.class, mc.entityRenderer,
                ReflectionNames.RENDER_HAND.mcpName, ReflectionNames.RENDER_HAND.srgName,
                new Class[] { float.class, int.class }, new Object[] { event.partialTicks, event.renderPass });
        RenderManager.instance.entityRenderMap.put(mc.player.getClass(), rend);
    }

    GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
    GL11.glPopMatrix();
}

From source file:displayexample.Entities.Box2D.java

@Override
public void draw() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    // set the color of the quad (R,G,B,A)
    GL11.glColor3f(0.5f, 0.5f, 1.0f);/*from   www  . ja v  a  2  s  .  c o m*/

    // draw quad
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(x, y);
    GL11.glVertex2f(x + size, y);
    GL11.glVertex2f(x + size, y + size);
    GL11.glVertex2f(x, y + size);
    GL11.glEnd();
}

From source file:dripdisplay.DripDisplayLWJGL.java

protected void renderGL(Point locs) {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

    GL11.glPushMatrix();/* www . j  a  v  a 2  s .  c  o  m*/
    {
        drawBackground(locs);
        drawForeGround();
        if (e.LEVEL_COMPLETE == false) {
            drawShadow(locs);
        }
        drawUI();
    }
    GL11.glPopMatrix();
}

From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.WindowManager.java

License:Apache License

protected void clearOpenGl() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
    GL11.glLoadIdentity();
}