Example usage for org.lwjgl.opengl GL11 glFrontFace

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

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Introduction

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

Prototype

public static void glFrontFace(@NativeType("GLenum") int dir)

Source Link

Document

The first step of polygon rasterization is to determine if the polygon is back-facing or front-facing.

Usage

From source file:net.smert.frameworkgl.opengl.OpenGL1.java

License:Apache License

public OpenGL1 setFrontFaceCCW() {
    GL11.glFrontFace(GL11.GL_CCW);
    return this;
}

From source file:net.smert.frameworkgl.opengl.OpenGL1.java

License:Apache License

public OpenGL1 setFrontFaceCW() {
    GL11.glFrontFace(GL11.GL_CW);
    return this;
}

From source file:org.fenggui.binding.render.lwjgl.LWJGLOpenGL.java

License:Open Source License

public void setupStateVariables(boolean depthTestEnabled) {
    GL11.glEnable(GL11.GL_BLEND);// w  w w .j a  v  a 2  s.  c  om
    //      GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

    if (depthTestEnabled)
        GL11.glDisable(GL11.GL_DEPTH_TEST);

    GL11.glShadeModel(GL11.GL_SMOOTH);
    GL11.glDisable(GL11.GL_LIGHTING);
    GL11.glDisable(GL11.GL_FOG);
    GL11.glDisable(GL11.GL_DITHER);

    GL11.glEnable(GL11.GL_SCISSOR_TEST);
    //GL11.glPolygonMode(GL11.GL_FRONT, GL11.GL_FILL);
    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
    GL11.glDisable(GL11.GL_LINE_STIPPLE);

    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);

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_DECAL);

    //GL11.glDisable(GL11.GL_TEXTURE_GEN_S);
    GL11.glDisable(GL11.GL_CULL_FACE);
    //      GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glEnable(GL11.GL_NORMALIZE);
    GL11.glFrontFace(GL11.GL_CW);
    GL11.glCullFace(GL11.GL_BACK);
    // disabling textures after setting state values. They would
    // be ignored otherwise (i think)
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glDisable(GL11.GL_TEXTURE_1D);
}

From source file:org.fenggui.render.lwjgl.LWJGLOpenGL.java

License:Open Source License

public void setupStateVariables(boolean depthTestEnabled) {
    GL11.glEnable(GL11.GL_BLEND);/*from  ww w  .j  a v  a  2 s. c  o m*/
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

    if (depthTestEnabled)
        GL11.glDisable(GL11.GL_DEPTH_TEST);

    GL11.glShadeModel(GL11.GL_SMOOTH);
    GL11.glDisable(GL11.GL_LIGHTING);
    GL11.glDisable(GL11.GL_FOG);
    GL11.glDisable(GL11.GL_DITHER);

    GL11.glEnable(GL11.GL_SCISSOR_TEST);
    //GL11.glPolygonMode(GL11.GL_FRONT, GL11.GL_FILL);
    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
    GL11.glEnable(GL11.GL_NORMALIZE);
    GL11.glDisable(GL11.GL_LINE_STIPPLE);

    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);

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_DECAL);

    //GL11.glDisable(GL11.GL_TEXTURE_GEN_S);
    GL11.glDisable(GL11.GL_CULL_FACE);
    GL11.glEnable(GL11.GL_NORMALIZE);
    GL11.glFrontFace(GL11.GL_CW);
    GL11.glCullFace(GL11.GL_BACK);
    // disabling textures after setting state values. They would
    // be ignored otherwise (i think)
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glDisable(GL11.GL_TEXTURE_1D);

}

From source file:org.ode4j.drawstuff.internal.DrawStuffGL.java

License:Open Source License

@Override
//   void dsDrawFrame (int width, int height, dsFunctions *fn, int pause)
void dsDrawFrame(int width, int height, dsFunctions fn, boolean pause) {
    if (current_state < 1)
        dsDebug("internal error");
    current_state = 2;/*  w  w w .j a v a  2s . c  o  m*/

    // setup stuff
    GL11.glEnable(GL11.GL_LIGHTING);
    GL11.glEnable(GL11.GL_LIGHT0);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glDisable(GL11.GL_TEXTURE_GEN_S);
    GL11.glDisable(GL11.GL_TEXTURE_GEN_T);
    GL11.glShadeModel(GL11.GL_FLAT);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glDepthFunc(GL11.GL_LESS);
    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glCullFace(GL11.GL_BACK);
    GL11.glFrontFace(GL11.GL_CCW);

    // setup viewport
    GL11.glViewport(0, 0, width, height);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    final float vnear = 0.1f;
    final float vfar = 100.0f;
    final float k = 0.8f; // view scale, 1 = +/- 45 degrees
    if (width >= height) {
        float k2 = (float) height / (float) width;
        GL11.glFrustum(-vnear * k, vnear * k, -vnear * k * k2, vnear * k * k2, vnear, vfar);
    } else {
        float k2 = (float) width / (float) height;
        GL11.glFrustum(-vnear * k * k2, vnear * k * k2, -vnear * k, vnear * k, vnear, vfar);
    }

    // setup lights. it makes a difference whether this is done in the
    // GL_PROJECTION matrix mode (lights are scene relative) or the
    // GL_MODELVIEW matrix mode (lights are camera relative, bad!).
    //      static GLfloat light_ambient[] = { 0.5, 0.5, 0.5, 1.0 };
    //      static GLfloat light_diffuse[] = { 1.0, 1.0, 1.0, 1.0 };
    //      static GLfloat light_specular[] = { 1.0, 1.0, 1.0, 1.0 };
    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_AMBIENT, light_ambient);
    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_DIFFUSE, light_diffuse);
    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_SPECULAR, light_specular);
    GL11.glColor3f(1.0f, 1.0f, 1.0f);

    // clear the window
    GL11.glClearColor(0.5f, 0.5f, 0.5f, 0);
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    // snapshot camera position (in MS Windows it is changed by the GUI thread)
    float[] view2_xyz = view_xyz.clone();
    float[] view2_rxyz = view_rxyz.clone();
    //      memcpy (view2_xyz,view_xyz);//,sizeof(float)*3);
    //      memcpy (view2_hpr,view_hpr);//,sizeof(float)*3);

    // go to GL_MODELVIEW matrix mode and set the camera
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    setCamera(view2_xyz[0], view2_xyz[1], view2_xyz[2], view2_rxyz[0], view2_rxyz[1], view2_rxyz[2]);

    // set the light position (for some reason we have to do this in model view.
    //      static GLfloat light_position[] = { LIGHTX, LIGHTY, 1.0, 0.0 };
    GL11.glLight(GL11.GL_LIGHT0, GL11.GL_POSITION, light_position);

    // draw the background (ground, sky etc)
    drawSky(view2_xyz);
    drawGround();

    // draw the little markers on the ground
    drawPyramidGrid();

    // leave openGL in a known state - flat shaded white, no textures
    GL11.glEnable(GL11.GL_LIGHTING);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glShadeModel(GL11.GL_FLAT);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glDepthFunc(GL11.GL_LESS);
    GL11.glColor3f(1, 1, 1);
    setColor(1, 1, 1, 1);

    // draw the rest of the objects. set drawing state first.
    color[0] = 1;
    color[1] = 1;
    color[2] = 1;
    color[3] = 1;
    tnum = DS_TEXTURE_NUMBER.DS_NONE;
    //if (fn.step) 
    fn.step(pause);
}

From source file:org.oscim.gdx.LwjglGL20.java

License:Apache License

public void frontFace(int mode) {
    GL11.glFrontFace(mode);
}

From source file:org.spout.engine.SpoutRenderer.java

License:Open Source License

public void initRenderer(Canvas parent) {
    createWindow(parent);/*  w  w w . ja va 2s. com*/

    if (Spout.debugMode()) {
        client.getLogger().info("SpoutClient Information");
        client.getLogger().info("Operating System: " + System.getProperty("os.name"));
        client.getLogger().info("Renderer Mode: " + client.getRenderMode().toString());
        client.getLogger().info("GL21: " + GLContext.getCapabilities().OpenGL21 + " GL32: "
                + GLContext.getCapabilities().OpenGL32);
        client.getLogger().info("Resolution: " + Display.getWidth() + "x" + Display.getHeight());
        client.getLogger().info("OpenGL Information");
        client.getLogger().info("Vendor: " + GL11.glGetString(GL11.GL_VENDOR));
        client.getLogger().info("OpenGL Version: " + GL11.glGetString(GL11.GL_VERSION));
        client.getLogger().info("GLSL Version: " + GL11.glGetString(GL20.GL_SHADING_LANGUAGE_VERSION));
        client.getLogger().info("Max Textures: " + GL11.glGetInteger(GL20.GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS));
        String extensions = "Extensions Supported: ";
        if (client.getRenderMode() == RenderMode.GL30 || client.getRenderMode() == RenderMode.GL40) {
            for (int i = 0; i < GL11.glGetInteger(GL30.GL_NUM_EXTENSIONS); i++) {
                extensions += GL30.glGetStringi(GL11.GL_EXTENSIONS, i) + " ";
            }
        } else {
            extensions += GL11.glGetString(GL11.GL_EXTENSIONS);
        }
        client.getLogger().info(extensions);
    }

    SpoutRenderer.checkGLError();
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glEnable(GL11.GL_CULL_FACE);
    GL11.glFrontFace(GL11.GL_CW);
    GL11.glCullFace(GL11.GL_BACK);
    SpoutRenderer.checkGLError();

    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GL11.glClearColor((135.f / 255.0f), 206.f / 255.f, 250.f / 255.f, 1);
    SpoutRenderer.checkGLError();

    //Init pool of BatchVertexRenderer
    BatchVertexRenderer.initPool(GL11.GL_TRIANGLES, 500);

    if (useReflexion) {
        reflected = new ClientRenderTexture(true, false, true);
        reflected.writeGPU();
        // Test
        reflectedDebugBatch = new SpriteBatch();
        Shader s1 = client.getFileSystem().getResource("shader://Spout/shaders/diffuse.ssf");
        HashMap<String, Object> map1 = new HashMap<>();
        map1.put("Diffuse", reflected);
        reflectedDebugMat = new ClientRenderMaterial(s1, map1);
        RenderPart screenPart1 = new RenderPart();
        screenPart1.setSprite(new Rectangle(-1, -1, 0.5f, 0.5f));
        screenPart1.setSource(new Rectangle(0, 1, 1, -1));
        RenderPartPack pack1 = new RenderPartPack(reflectedDebugMat);
        pack1.add(screenPart1);
        reflectedDebugBatch.flush(pack1);
        // Test end
    }

    screenBatcher = new SpriteBatch();
    t = new ClientRenderTexture(true, false, true);
    t.writeGPU();
    Shader s = client.getFileSystem().getResource("shader://Spout/shaders/diffuse.ssf");
    HashMap<String, Object> map = new HashMap<>();
    map.put("Diffuse", t);
    mat = new ClientRenderMaterial(s, map);
    RenderPart screenPart = new RenderPart();
    screenPart.setSprite(new Rectangle(-1, -1, 2, 2));
    screenPart.setSource(new Rectangle(0, 1, 1, -1));
    RenderPartPack pack = new RenderPartPack(mat);
    pack.add(screenPart);
    screenBatcher.flush(pack);
}

From source file:org.voxels.platform.LWJGLOpenGLAdapter.java

License:Open Source License

@Override
public void glFrontFace(final int mode) {
    GL11.glFrontFace(mode);
}

From source file:playn.java.JavaGL20.java

License:Apache License

@Override
public void glFrontFace(int mode) {
    GL11.glFrontFace(mode);
}

From source file:processing.lwjgl.PLWJGL.java

License:Open Source License

public void frontFace(int dir) {
    GL11.glFrontFace(dir);
}