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| import com.sun.opengl.util.Animator; import java.awt.Frame; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.media.opengl.*; import javax.media.opengl.GLAutoDrawable; import javax.media.opengl.GLEventListener; import javax.media.opengl.glu.GLU; import javax.media.opengl.awt.GLCanvas;
public class SimpleJOGL implements GLEventListener {
public static void main(String[] args) { Frame frame = new Frame("Simple JOGL Application"); GLCanvas canvas = new GLCanvas();
canvas.addGLEventListener(new SimpleJOGL()); frame.add(canvas); frame.setSize(640, 480); final Animator animator = new Animator(canvas); frame.addWindowListener(new WindowAdapter() {
@Override public void windowClosing(WindowEvent e) { new Thread(new Runnable() {
public void run() { animator.stop(); System.exit(0); } }).start(); } }); frame.setLocationRelativeTo(null); frame.setVisible(true); animator.start(); }
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2(); System.err.println("INIT GL IS: " + gl.getClass().getName());
gl.setSwapInterval(1);
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f); gl.glShadeModel(GL2.GL_SMOOTH); }
public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { GL2 gl = drawable.getGL().getGL2(); GLU glu = new GLU();
if (height <= 0) { height = 1; } final float h = (float) width / (float) height; gl.glViewport(0, 0, width, height); gl.glMatrixMode(GL2.GL_PROJECTION); gl.glLoadIdentity(); glu.gluPerspective(45.0f, h, 1.0, 20.0); gl.glMatrixMode(GL2.GL_MODELVIEW); gl.glLoadIdentity(); }
public void display(GLAutoDrawable drawable) { GL2 gl = drawable.getGL().getGL2();
gl.glClear(GL2.GL_COLOR_BUFFER_BIT | GL2.GL_DEPTH_BUFFER_BIT); gl.glLoadIdentity();
gl.glTranslatef(-1.5f, 0.0f, -6.0f);
gl.glBegin(GL2.GL_TRIANGLES); gl.glColor3f(1.0f, 0.0f, 0.0f); gl.glVertex3f(0.0f, 1.0f, 0.0f); gl.glColor3f(0.0f, 1.0f, 0.0f); gl.glVertex3f(-1.0f, -1.0f, 0.0f); gl.glColor3f(0.0f, 0.0f, 1.0f); gl.glVertex3f(1.0f, -1.0f, 0.0f); gl.glEnd();
gl.glTranslatef(3.0f, 0.0f, 0.0f); gl.glBegin(GL2.GL_QUADS); gl.glColor3f(0.5f, 0.5f, 1.0f); gl.glVertex3f(-1.0f, 1.0f, 0.0f); gl.glVertex3f(1.0f, 1.0f, 0.0f); gl.glVertex3f(1.0f, -1.0f, 0.0f); gl.glVertex3f(-1.0f, -1.0f, 0.0f); gl.glEnd();
gl.glFlush(); }
public void dispose(GLAutoDrawable drawable){} public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { } } |