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/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package demo;
import javax.media.opengl.GL;
import javax.media.opengl.GL2ES2;
import javax.media.opengl.GL2GL3;
import javax.media.opengl.GLAutoDrawable;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.GLEventListener;
import javax.media.opengl.GLProfile;
import com.jogamp.graph.curve.Region;
import com.jogamp.graph.curve.text.HwTextRenderer;
import com.jogamp.graph.font.Font;
import com.jogamp.graph.geom.Vertex;
import com.jogamp.graph.geom.opengl.SVertex;
import com.jogamp.newt.event.KeyEvent;
import com.jogamp.newt.event.KeyListener;
import com.jogamp.newt.event.WindowAdapter;
import com.jogamp.newt.event.WindowEvent;
import com.jogamp.newt.opengl.GLWindow;
import com.jogamp.opengl.util.FPSAnimator;
public class GPUTextNewtDemo01 {
private static void create(){
new TextNewtWindow1();
}
public static void main(String[] args) {
create();
}
}
class TextNewtWindow1 {
Vertex.Factory<SVertex> pointFactory = SVertex.factory();
TextGLListener textGLListener = null;
public TextNewtWindow1(){
createWindow();
}
private void createWindow() {
GLProfile.initSingleton(true);
GLProfile glp = GLProfile.getGL2ES2();
GLCapabilities caps = new GLCapabilities(glp);
caps.setAlphaBits(4);
caps.setSampleBuffers(true); // FIXME: sure ?
caps.setNumSamples(1); // FIXME: sure ?
System.out.println("Requested: "+caps);
final GLWindow window = GLWindow.create(caps);
window.setPosition(10, 10);
window.setSize(500, 500);
window.setTitle("GPU Text Newt Demo 01");
textGLListener = new TextGLListener();
window.addGLEventListener(textGLListener);
window.setVisible(true);
window.addKeyListener(new KeyListener() {
public void keyPressed(KeyEvent arg0) {
if(arg0.getKeyCode() == KeyEvent.VK_1){
textGLListener.zoomIn();
}
else if(arg0.getKeyCode() == KeyEvent.VK_2){
textGLListener.zoomOut();
}
else if(arg0.getKeyCode() == KeyEvent.VK_UP){
textGLListener.move(0, -1);
}
else if(arg0.getKeyCode() == KeyEvent.VK_DOWN){
textGLListener.move(0, 1);
}
else if(arg0.getKeyCode() == KeyEvent.VK_LEFT){
textGLListener.move(1, 0);
}
else if(arg0.getKeyCode() == KeyEvent.VK_RIGHT){
textGLListener.move(-1, 0);
}
else if(arg0.getKeyCode() == KeyEvent.VK_0){
textGLListener.rotate(1);
}
else if(arg0.getKeyCode() == KeyEvent.VK_9){
textGLListener.rotate(-1);
}
}
public void keyTyped(KeyEvent arg0) {}
public void keyReleased(KeyEvent arg0) {}
});
FPSAnimator animator = new FPSAnimator(60);
animator.add(window);
window.addWindowListener(new WindowAdapter() {
public void windowDestroyNotify(WindowEvent arg0) {
System.exit(0);
};
});
animator.start();
}
private class TextGLListener implements GLEventListener{
HwTextRenderer textRenderer = null;
public TextGLListener(){
}
public void init(GLAutoDrawable drawable) {
GL2ES2 gl = drawable.getGL().getGL2ES2();
gl.setSwapInterval(1);
gl.glEnable(GL2ES2.GL_DEPTH_TEST);
textRenderer = new HwTextRenderer(drawable.getContext(), pointFactory, Region.SINGLE_PASS);
textRenderer.setAlpha(1.0f);
textRenderer.setColor(0.0f, 0.0f, 1.0f);
//gl.glSampleCoverage(0.95f, false);
//gl.glEnable(GL2GL3.GL_SAMPLE_COVERAGE); // sample coverage doesn't really make a difference to lines
//gl.glEnable(GL2GL3.GL_SAMPLE_ALPHA_TO_ONE);
MSAATool.dump(drawable);
}
float ang = 0;
float zoom = -70;
float xTran = -10;
float yTran = 10;
public void display(GLAutoDrawable drawable) {
GL2ES2 gl = drawable.getGL().getGL2ES2();
gl.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
textRenderer.resetMatrix();
textRenderer.translate(xTran, yTran, zoom);
textRenderer.rotate(ang, 0, 1, 0);
String text1 = "abcdef\nghijklmn\nopqrstuv\nwxyz";
String text2 = text1.toUpperCase();
Font font = textRenderer.createFont(pointFactory, "Lucida Sans Regular",40);
float[] position = new float[]{0,0,0};
try {
textRenderer.renderString3D(font, text2, position, 0);
} catch (Exception e) {
e.printStackTrace();
}
}
public void reshape(GLAutoDrawable drawable, int xstart, int ystart, int width, int height){
GL2ES2 gl = drawable.getGL().getGL2ES2();
gl.glViewport(xstart, ystart, width, height);
textRenderer.reshape(drawable, 45.0f, width, height, 0.1f, 7000.0f);
}
public void zoomIn(){
zoom++;
}
public void zoomOut(){
zoom--;
}
public void move(float x, float y){
xTran += x;
yTran += y;
}
public void rotate(float delta){
ang+= delta;
ang%=360;
}
public void dispose(GLAutoDrawable arg0) {
textRenderer.clearCached();
}
}
}
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