4 files changed, 16 insertions, 9 deletions
diff --git a/src/demos/readbuffer/Main.java b/src/demos/readbuffer/Main.java
index ccc3988..cf281b6 100755
--- a/src/demos/readbuffer/Main.java
+++ b/src/demos/readbuffer/Main.java
@@ -65,12 +65,13 @@ public class Main implements WindowListener, MouseListener, SurfaceUpdatedListen
         return windowOffscreen;
     }
 
-    private void run(int typeNewt, boolean fullscreen, int typeTest, GLEventListener demo) {
+    private void run(String glProfileStr, int typeNewt, boolean fullscreen, int typeTest, GLEventListener demo) {
+        GLProfile glp = GLProfile.get(glProfileStr);
         int width = 800;
         int height = 480;
         System.out.println("readbuffer.Main.run() Test: "+typeTest);
         try {
-            GLCapabilities caps = new GLCapabilities(null);
+            GLCapabilities caps = new GLCapabilities(glp);
 
             // Full init pbuffer window ..
             GLWindow windowOffscreen = createOffscreen(caps, width, height);
@@ -146,6 +147,7 @@ public class Main implements WindowListener, MouseListener, SurfaceUpdatedListen
     public static int TEST_READBUFFER2SCREEN = 2;
 
     public static void main(String[] args) {
+        String glProfileStr = null;
         boolean fullscreen = false;
         int typeNewt = USE_NEWT ;
         int typeTest = TEST_SURFACE2FILE;
@@ -158,6 +160,8 @@ public class Main implements WindowListener, MouseListener, SurfaceUpdatedListen
             } else if(args[i].equals("-test")) {
                 i++;
                 typeTest = str2int(args[i], typeTest);
+            } else if(args[i].startsWith("-GL")) {
+                glProfileStr = args[i].substring(1);
             }
             i++;
         }
@@ -176,7 +180,7 @@ public class Main implements WindowListener, MouseListener, SurfaceUpdatedListen
         }
         GLEventListener demo = (GLEventListener) demoObject;
 
-        new Main().run(typeNewt, fullscreen, typeTest, demo);
+        new Main().run(glProfileStr, typeNewt, fullscreen, typeTest, demo);
         System.exit(0);
     }
 
diff --git a/src/demos/readbuffer/ReadBuffer2File.java b/src/demos/readbuffer/ReadBuffer2File.java
index 9b96d9b..2b30acf 100755
--- a/src/demos/readbuffer/ReadBuffer2File.java
+++ b/src/demos/readbuffer/ReadBuffer2File.java
@@ -37,7 +37,7 @@ import java.nio.*;
 import javax.media.opengl.*;
 
 import com.sun.opengl.util.texture.TextureData;
-import com.sun.opengl.util.texture.spi.awt.IIOTextureWriter;
+import com.sun.opengl.util.texture.spi.NetPbmTextureWriter;
 import java.io.File;
 import java.io.IOException;
 
@@ -53,14 +53,14 @@ public class ReadBuffer2File extends ReadBufferBase {
         super.dispose(drawable);
     }
 
-    IIOTextureWriter textureWriter = new IIOTextureWriter();
+    NetPbmTextureWriter textureWriter = new NetPbmTextureWriter(6);
     int shotNum=0;
 
     void copyTextureData2File() {
       if(!readBufferUtil.isValid()) return;
 
       try {
-        textureWriter.write(new File("/tmp/shot/shot-"+shotNum+".jpg"), readBufferUtil.getTextureData());
+        textureWriter.write(new File("/tmp/shot/shot-"+shotNum+"."+textureWriter.getSuffix()), readBufferUtil.getTextureData());
         shotNum++;
       } catch (IOException ioe) { ioe.printStackTrace(); }
       readBufferUtil.rewindPixelBuffer();
diff --git a/src/demos/readbuffer/ReadBufferBase.java b/src/demos/readbuffer/ReadBufferBase.java
index 77ffd96..04c1cdc 100755
--- a/src/demos/readbuffer/ReadBufferBase.java
+++ b/src/demos/readbuffer/ReadBufferBase.java
@@ -76,6 +76,9 @@ public class ReadBufferBase implements GLEventListener {
         if(_gl.isGL2GL3()) {
             _gl.getGL2GL3().glReadBuffer(GL2GL3.GL_FRONT);
         }
+        System.out.println("---------------------------");
+        System.out.println(_gl.getContext());
+        System.out.println("---------------------------");
     }
 
     public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
diff --git a/src/demos/readbuffer/Surface2File.java b/src/demos/readbuffer/Surface2File.java
index 12a5256..cc76f28 100755
--- a/src/demos/readbuffer/Surface2File.java
+++ b/src/demos/readbuffer/Surface2File.java
@@ -39,7 +39,7 @@ import javax.media.opengl.*;
 import com.sun.opengl.util.texture.TextureData;
 import com.sun.opengl.util.BufferUtil;
 
-import com.sun.opengl.util.texture.spi.awt.IIOTextureWriter;
+import com.sun.opengl.util.texture.spi.NetPbmTextureWriter;
 import java.io.File;
 import java.io.IOException;
 
@@ -48,7 +48,7 @@ import javax.media.nativewindow.*;
 public class Surface2File implements SurfaceUpdatedListener {
 
     ReadBufferUtil readBufferUtil = new ReadBufferUtil();
-    IIOTextureWriter textureWriter = new IIOTextureWriter();
+    NetPbmTextureWriter textureWriter = new NetPbmTextureWriter(6);
     int shotNum=0;
 
     public void dispose() {
@@ -70,7 +70,7 @@ public class Surface2File implements SurfaceUpdatedListener {
       if(!readBufferUtil.isValid()) return;
 
       try {
-        textureWriter.write(new File(basename+"-"+shotNum+".jpg"), readBufferUtil.getTextureData());
+        textureWriter.write(new File(basename+"-"+shotNum+"."+textureWriter.getSuffix()), readBufferUtil.getTextureData());
         shotNum++;
       } catch (IOException ioe) { ioe.printStackTrace(); }
       readBufferUtil.rewindPixelBuffer();