Exemplo n.º 1
0
  public void onSurfaceCreated(GL10 gl, EGLConfig config) {
    g3d = Graphics3D.getInstance();
    wld = new World();

    Camera cam = new Camera();
    cam.lookAt(0, 0, 15, 0, 0, 0, 0, 1, 0);
    wld.addChild(cam);
    wld.setActiveCamera(cam);

    Background bg = new Background();
    bg.setColor(0xff3f3fff);
    wld.setBackground(bg);

    VertexArray positions = new VertexArray(4, 3, 4);
    float[] position_values = {1, -1, 0, 1, 1, 0, -1, -1, 0, -1, 1, 0};
    positions.set(0, 4, position_values);

    VertexArray colors = new VertexArray(4, 4, 1);
    byte colors_values[] = {127, 127, 127, 127, 127, 0, 0, 127, 127, 127, 127, 127, 0, 0, 127, 127};
    colors.set(0, 4, colors_values);

    float scale = 1;
    float[] bias = {0, 0, 0};
    VertexBuffer vertices = new VertexBuffer();
    vertices.setPositions(positions, scale, bias);
    vertices.setColors(colors);

    int[] strips = {4};
    int[] indices = {0, 1, 2, 3};
    TriangleStripArray tris = new TriangleStripArray(indices, strips);

    PolygonMode poly = new PolygonMode();
    poly.setCulling(PolygonMode.CULL_NONE);

    Material mat = new Material();
    mat.setVertexColorTrackingEnable(true);

    Appearance app = new Appearance();
    app.setPolygonMode(poly);
    app.setMaterial(mat);

    Mesh mesh1 = new Mesh(vertices, tris, app);
    wld.addChild(mesh1);

    Mesh mesh2 = new Mesh(vertices, tris, app);
    mesh2.translate(3, 0, 0);
    wld.addChild(mesh2);

    Mesh mesh3 = new Mesh(vertices, tris, app);
    mesh3.translate(-3, 0, 0);
    wld.addChild(mesh3);

    mesh1.setAlignment(cam, Node.NONE, wld, Node.NONE);
    mesh2.setAlignment(cam, Node.ORIGIN, wld, Node.ORIGIN);
    mesh3.setAlignment(cam, Node.ORIGIN, cam, Node.ORIGIN);
  }
Exemplo n.º 2
0
 public void onSurfaceChanged(GL10 gl, int width, int height) {
   g3d.setViewport(0, 0, width, height);
   Camera cam = wld.getActiveCamera();
   cam.setPerspective(45, width / (float) height, 0.1f, 100.f);
 }
Exemplo n.º 3
0
 public void onDrawFrame(GL10 gl) {
   g3d.render(wld);
 }