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-rwxr-xr-xsrc/demos/es2/RedSquare.java310
1 files changed, 310 insertions, 0 deletions
diff --git a/src/demos/es2/RedSquare.java b/src/demos/es2/RedSquare.java
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+++ b/src/demos/es2/RedSquare.java
@@ -0,0 +1,310 @@
+package demos.es2;
+
+import java.nio.*;
+import java.util.*;
+import javax.media.opengl.*;
+import javax.media.opengl.glu.*;
+import javax.media.nativewindow.*;
+
+import com.sun.opengl.util.*;
+import com.sun.opengl.util.glsl.*;
+
+import com.sun.javafx.newt.*;
+import com.sun.javafx.newt.opengl.*;
+
+public class RedSquare extends Thread implements WindowListener, KeyListener, MouseListener, GLEventListener {
+
+ private GLWindow window;
+ private GLProfile glp;
+ private GLU glu;
+ private boolean quit = false;
+ private long startTime;
+ private long curTime;
+ private String glprofile;
+ private int type;
+
+ public RedSquare(String glprofile, int type) {
+ super();
+ this.glprofile=glprofile;
+ this.type=type;
+ }
+
+ public void windowResized(WindowEvent e) { }
+
+ public void windowMoved(WindowEvent e) { }
+
+ public void windowGainedFocus(WindowEvent e) { }
+
+ public void windowLostFocus(WindowEvent e) { }
+
+ public void windowDestroyNotify(WindowEvent e) {
+ quit = true;
+ }
+
+ public void keyPressed(KeyEvent e) {
+ System.out.println(glp+" "+e);
+ if(e.getKeyChar()=='q') {
+ quit = true;
+ }
+ }
+ public void keyReleased(KeyEvent e) {
+ System.out.println(glp+" "+e);
+ }
+ public void keyTyped(KeyEvent e) {
+ System.out.println(glp+" "+e);
+ }
+
+ public void mouseClicked(MouseEvent e) {
+ System.out.println(glp+" mouseevent: "+e);
+ switch(e.getClickCount()) {
+ case 1:
+ window.setFullscreen(!window.isFullscreen());
+ break;
+ default:
+ quit=true;
+ break;
+ }
+ }
+ public void mouseEntered(MouseEvent e) {
+ }
+ public void mouseExited(MouseEvent e) {
+ }
+ public void mousePressed(MouseEvent e) {
+ }
+ public void mouseReleased(MouseEvent e) {
+ }
+ public void mouseMoved(MouseEvent e) {
+ }
+ public void mouseDragged(MouseEvent e) {
+ }
+ public void mouseWheelMoved(MouseEvent e) {
+ }
+
+ public void run() {
+ System.err.println(glp+" RedSquare.run()");
+ int width = 800;
+ int height = 480;
+ glp = GLProfile.get(glprofile);
+ try {
+ GLCapabilities caps = new GLCapabilities(glp);
+
+ Window nWindow = null;
+ if(0!=(type&USE_AWT)) {
+ Display nDisplay = NewtFactory.createDisplay(NativeWindowFactory.TYPE_AWT, null); // local display
+ Screen nScreen = NewtFactory.createScreen(NativeWindowFactory.TYPE_AWT, nDisplay, 0); // screen 0
+ nWindow = NewtFactory.createWindow(NativeWindowFactory.TYPE_AWT, nScreen, caps);
+ }
+ window = GLWindow.create(nWindow, caps);
+
+ window.addWindowListener(this);
+ window.addMouseListener(this);
+ window.addKeyListener(this);
+ window.addGLEventListener(this);
+ // window.setEventHandlerMode(GLWindow.EVENT_HANDLER_GL_CURRENT); // default
+ // window.setEventHandlerMode(GLWindow.EVENT_HANDLER_GL_NONE); // no current ..
+
+ // Size OpenGL to Video Surface
+ window.setSize(width, height);
+ // window.setFullscreen(true);
+ window.setVisible(true);
+ window.enablePerfLog(true);
+
+ startTime = System.currentTimeMillis();
+
+ while (!quit && ((curTime = System.currentTimeMillis()) - startTime) < 20000) {
+ window.display();
+ }
+
+ // Shut things down cooperatively
+ window.destroy();
+ window.getFactory().shutdown();
+ System.out.println(glp+" RedSquare shut down cleanly.");
+ } catch (Throwable t) {
+ t.printStackTrace();
+ }
+ }
+
+ ShaderState st;
+ PMVMatrix pmvMatrix;
+
+ private void initShader(GL2ES2 gl) {
+ int tmpI;
+
+ // Create & Compile the shader objects
+ ShaderCode rsVp = ShaderCode.create(gl, gl.GL_VERTEX_SHADER, 1, RedSquare.class,
+ "shader", "shader/bin", "redsquare");
+ ShaderCode rsFp = ShaderCode.create(gl, gl.GL_FRAGMENT_SHADER, 1, RedSquare.class,
+ "shader", "shader/bin", "redsquare");
+
+ // Create & Link the shader program
+ ShaderProgram sp = new ShaderProgram();
+ sp.add(rsVp);
+ sp.add(rsFp);
+ if(!sp.link(gl, System.err)) {
+ throw new GLException("Couldn't link program: "+sp);
+ }
+
+ // Let's manage all our states using ShaderState.
+ st = new ShaderState();
+ st.attachShaderProgram(gl, sp);
+ }
+
+ public void init(GLAutoDrawable drawable) {
+ GL2ES2 gl = drawable.getGL().getGL2ES2();
+ glu = GLU.createGLU();
+ System.err.println(glp+" Entering initialization");
+ System.err.println(glp+" GL_VERSION=" + gl.glGetString(gl.GL_VERSION));
+ System.err.println(glp+" GL_EXTENSIONS:");
+ System.err.println(glp+" " + gl.glGetString(gl.GL_EXTENSIONS));
+
+ pmvMatrix = new PMVMatrix();
+
+ initShader(gl);
+
+ // Push the 1st uniform down the path
+ st.glUseProgram(gl, true);
+
+ pmvMatrix.glMatrixMode(pmvMatrix.GL_PROJECTION);
+ pmvMatrix.glLoadIdentity();
+ pmvMatrix.glMatrixMode(pmvMatrix.GL_MODELVIEW);
+ pmvMatrix.glLoadIdentity();
+
+ if(!st.glUniform(gl, new GLUniformData("mgl_PMVMatrix", 4, 4, pmvMatrix.glGetPMvMatrixf()))) {
+ throw new GLException("Error setting PMVMatrix in shader: "+st);
+ }
+ // Allocate vertex arrays
+ GLArrayDataClient vertices = GLArrayDataClient.createGLSL(gl, "mgl_Vertex", 3, gl.GL_FLOAT, false, 4);
+ {
+ // Fill them up
+ FloatBuffer verticeb = (FloatBuffer)vertices.getBuffer();
+ verticeb.put(-2); verticeb.put( 2); verticeb.put( 0);
+ verticeb.put( 2); verticeb.put( 2); verticeb.put( 0);
+ verticeb.put(-2); verticeb.put( -2); verticeb.put( 0);
+ verticeb.put( 2); verticeb.put( -2); verticeb.put( 0);
+ }
+ vertices.seal(gl, true);
+
+ GLArrayDataClient colors = GLArrayDataClient.createGLSL(gl, "mgl_Color", 4, gl.GL_FLOAT, false, 4);
+ {
+ // Fill them up
+ FloatBuffer colorb = (FloatBuffer)colors.getBuffer();
+ colorb.put( 1); colorb.put( 0); colorb.put( 0); colorb.put( 1);
+ colorb.put( 0); colorb.put( 0); colorb.put( 1); colorb.put( 1);
+ colorb.put( 1); colorb.put( 0); colorb.put( 0); colorb.put( 1);
+ colorb.put( 1); colorb.put( 0); colorb.put( 0); colorb.put( 1);
+ }
+ colors.seal(gl, true);
+
+ // OpenGL Render Settings
+ gl.glClearColor(0, 0, 0, 1);
+ gl.glEnable(GL2ES2.GL_DEPTH_TEST);
+
+ st.glUseProgram(gl, false);
+
+ // Let's show the completed shader state ..
+ System.out.println(glp+" "+st);
+ }
+
+ public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
+ GL2ES2 gl = drawable.getGL().getGL2ES2();
+
+ st.glUseProgram(gl, true);
+
+ // Set location in front of camera
+ pmvMatrix.glMatrixMode(pmvMatrix.GL_PROJECTION);
+ pmvMatrix.glLoadIdentity();
+ pmvMatrix.gluPerspective(45.0f, (float)width / (float)height, 1.0f, 100.0f);
+ //pmvMatrix.glOrthof(-4.0f, 4.0f, -4.0f, 4.0f, 1.0f, 100.0f);
+
+ GLUniformData ud = st.getUniform("mgl_PMVMatrix");
+ if(null!=ud) {
+ // same data object
+ st.glUniform(gl, ud);
+ }
+
+ st.glUseProgram(gl, false);
+ }
+
+ public void dispose(GLAutoDrawable drawable) {
+ GL2ES2 gl = drawable.getGL().getGL2ES2();
+ System.out.println(glp+" RedSquare.dispose: "+gl.getContext());
+
+ st.destroy(gl);
+ st=null;
+ pmvMatrix.destroy();
+ pmvMatrix=null;
+ System.out.println(glp+" RedSquare.dispose: fin");
+ }
+
+ public void display(GLAutoDrawable drawable) {
+ GL2ES2 gl = drawable.getGL().getGL2ES2();
+
+ st.glUseProgram(gl, true);
+
+ gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT);
+
+ // One rotation every four seconds
+ pmvMatrix.glMatrixMode(pmvMatrix.GL_MODELVIEW);
+ pmvMatrix.glLoadIdentity();
+ pmvMatrix.glTranslatef(0, 0, -10);
+ float ang = ((float) (curTime - startTime) * 360.0f) / 4000.0f;
+ pmvMatrix.glRotatef(ang, 0, 0, 1);
+ pmvMatrix.glRotatef(ang, 0, 1, 0);
+
+ GLUniformData ud = st.getUniform("mgl_PMVMatrix");
+ if(null!=ud) {
+ // same data object
+ st.glUniform(gl, ud);
+ }
+
+ // Draw a square
+ gl.glDrawArrays(gl.GL_TRIANGLE_STRIP, 0, 4);
+
+ st.glUseProgram(gl, false);
+ }
+
+ public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {
+ }
+
+ public static int USE_NEWT = 0;
+ public static int USE_AWT = 1 << 0;
+
+ public static void main(String[] args) {
+ int type = USE_NEWT ;
+ List threads = new ArrayList();
+ for(int i=0; i<args.length; i++) {
+ if(args[i].equals("-awt")) {
+ type |= USE_AWT;
+ }
+ if(args[i].startsWith("-GL")) {
+ threads.add(new RedSquare(args[i].substring(1), type));
+ }
+ }
+ if(threads.size()==0) {
+ threads.add(new RedSquare(null, type));
+ }
+ Thread firstT = (Thread) threads.remove(0);
+
+ for(Iterator i = threads.iterator(); i.hasNext(); ) {
+ ((Thread)i.next()).start();
+ }
+
+ // always run the first on main ..
+ firstT.run();
+
+ boolean done = false;
+
+ while(!done) {
+ int aliveCount = 0;
+ for(Iterator i = threads.iterator(); i.hasNext(); ) {
+ if ( ((Thread)i.next()).isAlive() ) {
+ try {
+ Thread.sleep(100);
+ } catch (InterruptedException ie) {}
+ aliveCount++;
+ }
+ }
+ done = 0==aliveCount ;
+ }
+ }
+}
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