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package jogl;
import com.jogamp.opengl.GLEventListener;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GL2;
import com.jogamp.opengl.GLProfile;
import com.jogamp.opengl.GLCapabilities;
import com.jogamp.opengl.awt.GLCanvas;
import javax.swing.JFrame;
public class JColor implements GLEventListener {
@Override
public void init(GLAutoDrawable arg0) {
}
@Override
public void display(GLAutoDrawable drawable) {
final GL2 gl = drawable.getGL().getGL2();
gl.glBegin(GL2.GL_TRIANGLES);
//Green Color
gl.glColor3f(0.0f, 1.0f, 0.0f);
gl.glVertex2d(0, 0.5);
gl.glVertex2d(-0.5, -0.5);
gl.glVertex2d(0.5, -0.5);
gl.glEnd();
}
@Override
public void reshape(GLAutoDrawable arg0, int arg1, int arg2, int arg3, int arg4) {
}
@Override
public void dispose(GLAutoDrawable arg0) {
}
public static void main(String[] args) {
final GLProfile gp = GLProfile.get(GLProfile.GL2);
GLCapabilities cap = new GLCapabilities(gp);
final GLCanvas gc = new GLCanvas(cap);
JColor jc = new JColor();
gc.addGLEventListener(jc);
gc.setSize(400, 400);
final JFrame frame = new JFrame("JOGL Coloring");
frame.add(gc);
frame.setSize(500, 400);
frame.setVisible(true);
}
}
