Beispiel #1
0
 public void reshape(GLAutoDrawable drawable, int x, int y, int w, int h) {
   GL2 gl = drawable.getGL().getGL2();
   //
   gl.glViewport(0, 0, w, h);
   gl.glMatrixMode(GL2.GL_PROJECTION);
   gl.glLoadIdentity();
   if (w <= (h * 3))
     gl.glOrtho(
         -6.0,
         6.0,
         -2.0 * ((float) h * 3) / (float) w,
         2.0 * ((float) h * 3) / (float) w,
         0.0,
         10.0);
   else
     gl.glOrtho(
         -6.0 * (float) w / ((float) h * 3), //
         6.0 * (float) w / ((float) h * 3),
         -2.0,
         2.0,
         0.0,
         10.0);
   gl.glMatrixMode(GL2.GL_MODELVIEW);
   gl.glLoadIdentity();
 }
Beispiel #2
0
 @Override
 public void reshape(GLAutoDrawable gLDrawable, int x, int y, int width, int height) {
   GL2 gl = gLDrawable.getGL().getGL2();
   final float aspect = (float) width / (float) height;
   gl.glMatrixMode(GLMatrixFunc.GL_PROJECTION);
   gl.glLoadIdentity();
   final float fh = 0.5f;
   final float fw = fh * aspect;
   gl.glFrustumf(-fw, fw, -fh, fh, 1.0f, 1000.0f);
   gl.glMatrixMode(GLMatrixFunc.GL_MODELVIEW);
   gl.glLoadIdentity();
 }
Beispiel #3
0
  @Override
  public void display(GLAutoDrawable gLDrawable) {
    final GL2 gl = gLDrawable.getGL().getGL2();
    gl.glClear(GL.GL_COLOR_BUFFER_BIT);
    gl.glClear(GL.GL_DEPTH_BUFFER_BIT);
    gl.glLoadIdentity();
    gl.glTranslatef(0.0f, 0.0f, -5.0f);

    // rotate about the three axes
    gl.glRotatef(rotateT, 1.0f, 0.0f, 0.0f);
    gl.glRotatef(rotateT, 0.0f, 1.0f, 0.0f);
    gl.glRotatef(rotateT, 0.0f, 0.0f, 1.0f);

    // Draw A Quad
    gl.glBegin(GL2.GL_QUADS);
    gl.glColor3f(0.0f, 1.0f, 1.0f); // set the color of the quad
    gl.glVertex3f(-1.0f, 1.0f, 0.0f); // Top Left
    gl.glVertex3f(1.0f, 1.0f, 0.0f); // Top Right
    gl.glVertex3f(1.0f, -1.0f, 0.0f); // Bottom Right
    gl.glVertex3f(-1.0f, -1.0f, 0.0f); // Bottom Left
    // Done Drawing The Quad
    gl.glEnd();

    // increasing rotation for the next iteration
    rotateT += 0.2f;
  }
Beispiel #4
0
 public void reshape(GLAutoDrawable drawable, int x, int y, int w, int h) {
   GL2 gl = drawable.getGL().getGL2();
   //
   gl.glViewport(0, 0, w, h);
   gl.glMatrixMode(GL2.GL_PROJECTION);
   gl.glLoadIdentity();
   if (w <= h)
     gl.glOrtho(-2.5, 2.5, -2.5 * (float) h / (float) w, 2.5 * (float) h / (float) w, -10.0, 10.0);
   else
     gl.glOrtho(-2.5 * (float) w / (float) h, 2.5 * (float) w / (float) h, -2.5, 2.5, -10.0, 10.0);
   gl.glMatrixMode(GL2.GL_MODELVIEW);
 }