Merge branch 'master' into stash_glyphcache

Conflicts:
	make/scripts/tests.sh
	src/jogl/classes/com/jogamp/graph/curve/OutlineShape.java
	src/jogl/classes/com/jogamp/graph/curve/Region.java
	src/jogl/classes/com/jogamp/graph/curve/opengl/GLRegion.java
	src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java
	src/jogl/classes/com/jogamp/graph/curve/opengl/Renderer.java
	src/jogl/classes/com/jogamp/graph/curve/opengl/TextRenderer.java
	src/jogl/classes/com/jogamp/graph/font/Font.java
	src/jogl/classes/com/jogamp/opengl/math/VectorUtil.java
	src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java
	src/jogl/classes/jogamp/graph/curve/text/GlyphString.java
	src/jogl/classes/jogamp/graph/font/typecast/TypecastFont.java
	src/jogl/classes/jogamp/graph/font/typecast/TypecastGlyph.java
	src/jogl/classes/jogamp/graph/font/typecast/TypecastRenderer.java

1 files changed, 62 insertions, 54 deletions

diff --git a/src/jogl/classes/jogamp/opengl/ExtensionAvailabilityCache.java b/src/jogl/classes/jogamp/opengl/ExtensionAvailabilityCache.java
index 610f08e21..fd59ecfd4 100644
--- a/src/jogl/classes/jogamp/opengl/ExtensionAvailabilityCache.java
+++ b/src/jogl/classes/jogamp/opengl/ExtensionAvailabilityCache.java
@@ -1,22 +1,22 @@
 /*
  * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
  * Copyright (c) 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:
- * 
+ *
  * - Redistribution of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
- * 
+ *
  * - Redistribution 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.
- * 
+ *
  * Neither the name of Sun Microsystems, Inc. or the names of
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
- * 
+ *
  * This software is provided "AS IS," without a warranty of any kind. ALL
  * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
  * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
@@ -29,20 +29,25 @@
  * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
  * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
  * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- * 
+ *
  * You acknowledge that this software is not designed or intended for use
  * in the design, construction, operation or maintenance of any nuclear
  * facility.
- * 
+ *
  * Sun gratefully acknowledges that this software was originally authored
  * and developed by Kenneth Bradley Russell and Christopher John Kline.
  */
 
 package jogamp.opengl;
 
-import javax.media.opengl.*;
+import java.util.HashMap;
+import java.util.StringTokenizer;
 
-import java.util.*;
+import javax.media.opengl.GL;
+import javax.media.opengl.GL2GL3;
+import javax.media.opengl.GLContext;
+
+import com.jogamp.common.util.VersionNumber;
 
 /**
  * A utility object intended to be used by implementations to act as a cache
@@ -57,7 +62,7 @@ final class ExtensionAvailabilityCache {
   }
 
   /**
-   * Flush the cache. 
+   * Flush the cache.
    */
   final void flush()
   {
@@ -78,24 +83,24 @@ final class ExtensionAvailabilityCache {
   }
 
   final boolean isInitialized() {
-    return initialized && !availableExtensionCache.isEmpty() ;
+    return initialized;
   }
 
   final int getTotalExtensionCount() {
     validateInitialization();
     return availableExtensionCache.size();
   }
-  
+
   final boolean isExtensionAvailable(String glExtensionName) {
     validateInitialization();
-    return availableExtensionCache.contains(glExtensionName);
+    return null != availableExtensionCache.get(glExtensionName);
   }
 
   final int getPlatformExtensionCount() {
     validateInitialization();
     return glXExtensionCount;
   }
-  
+
   final String getPlatformExtensionsString() {
     validateInitialization();
     return glXExtensions;
@@ -105,7 +110,7 @@ final class ExtensionAvailabilityCache {
     validateInitialization();
     return glExtensionCount;
   }
-  
+
   final String getGLExtensionsString() {
     validateInitialization();
     if(DEBUG) {
@@ -149,7 +154,6 @@ final class ExtensionAvailabilityCache {
                   ", use "+ ( useGetStringi ? "glGetStringi" : "glGetString" ) );
       }
 
-      HashSet<String> glExtensionSet = new HashSet<String>(gl.isGLES() ? 50 : 320); // far less gl extension expected on mobile 
       if(useGetStringi) {
           GL2GL3 gl2gl3 = gl.getGL2GL3();
           final int count;
@@ -160,78 +164,84 @@ final class ExtensionAvailabilityCache {
           }
           StringBuilder sb = new StringBuilder();
           for (int i = 0; i < count; i++) {
-              if(i > 0) {
-                  sb.append(" ");                
-              }
               final String ext = gl2gl3.glGetStringi(GL.GL_EXTENSIONS, i);
-              glExtensionSet.add(ext);
-              sb.append(ext);
+              if( null == availableExtensionCache.put(ext, ext) ) {
+                  // new one
+                  if( 0 < i ) {
+                      sb.append(" ");
+                  }
+                  sb.append(ext);
+              }
           }
           if(0==count || sb.length()==0) {
               // fall back ..
               useGetStringi=false;
           } else {
               glExtensions = sb.toString();
+              glExtensionCount = count;
           }
       }
       if(!useGetStringi) {
           glExtensions = gl.glGetString(GL.GL_EXTENSIONS);
           if(null != glExtensions) {
-              StringTokenizer tok = new StringTokenizer(glExtensions);
+              final StringTokenizer tok = new StringTokenizer(glExtensions);
+              int count = 0;
               while (tok.hasMoreTokens()) {
-                  glExtensionSet.add(tok.nextToken().trim());
+                  final String ext = tok.nextToken().trim();
+                  if( null == availableExtensionCache.put(ext, ext) ) {
+                      count++;
+                  }
               }
+              glExtensionCount = count;
           }
       }
-      glExtensionCount = glExtensionSet.size(); 
       if (DEBUG) {
           System.err.println(getThreadName() + ":ExtensionAvailabilityCache: GL_EXTENSIONS: "+glExtensionCount+
                                                ", used "+ ( useGetStringi ? "glGetStringi" : "glGetString" ) );
       }
 
       // Platform Extensions
-      HashSet<String> glXExtensionSet = new HashSet<String>(50);
-      {         
-          // unify platform extension .. might have duplicates          
-          StringTokenizer tok = new StringTokenizer(context.getPlatformExtensionsStringImpl().toString());
-          while (tok.hasMoreTokens()) {
-              glXExtensionSet.add(tok.nextToken().trim());              
-          }
+      {
+          // unify platform extension .. might have duplicates
           final StringBuilder sb = new StringBuilder();
-          for(Iterator<String> iter = glXExtensionSet.iterator(); iter.hasNext(); ) {
-              sb.append(iter.next());
-              if(iter.hasNext()) {
-                  sb.append(" ");                
+          final StringTokenizer tok = new StringTokenizer(context.getPlatformExtensionsStringImpl().toString());
+          int count = 0;
+          while (tok.hasMoreTokens()) {
+              final String ext = tok.nextToken().trim();
+              if( null == availableExtensionCache.put(ext, ext) ) {
+                  // new one
+                  if( 0 < count ) {
+                      sb.append(" ");
+                  }
+                  sb.append(ext);
+                  count++;
               }
           }
           glXExtensions = sb.toString();
-          glXExtensionCount = glXExtensionSet.size();
+          glXExtensionCount = count;
       }
 
-      availableExtensionCache.addAll(glExtensionSet);
-      availableExtensionCache.addAll(glXExtensionSet);
-
       if (DEBUG) {
           System.err.println(getThreadName() + ":ExtensionAvailabilityCache: GLX_EXTENSIONS: "+glXExtensionCount);
           System.err.println(getThreadName() + ":ExtensionAvailabilityCache: GL vendor: " + gl.glGetString(GL.GL_VENDOR));
           System.err.println(getThreadName() + ":ExtensionAvailabilityCache: ALL EXTENSIONS: "+availableExtensionCache.size());
       }
 
-      if(!context.isGLES()) {
-          int major[] = new int[] { context.getGLVersionMajor() };
-          int minor[] = new int[] { context.getGLVersionMinor() };
-          while (GLContext.isValidGLVersion(major[0], minor[0])) {
-              availableExtensionCache.add("GL_VERSION_" + major[0] + "_" + minor[0]);
-              if (DEBUG) {
-                  System.err.println(getThreadName() + ":ExtensionAvailabilityCache: Added GL_VERSION_" + major[0] + "_" + minor[0] + " to known extensions");
-              }
-              if(!GLContext.decrementGLVersion(major, minor)) break;
+      final int ctxOptions = context.getCtxOptions();
+      final VersionNumber version = context.getGLVersionNumber();
+      int major[] = new int[] { version.getMajor() };
+      int minor[] = new int[] { version.getMinor() };
+      do{
+          final String GL_XX_VERSION = ( context.isGLES() ? "GL_ES_VERSION_" : "GL_VERSION_" ) + major[0] + "_" + minor[0];
+          availableExtensionCache.put(GL_XX_VERSION, GL_XX_VERSION);
+          if (DEBUG) {
+              System.err.println(getThreadName() + ":ExtensionAvailabilityCache: Added "+GL_XX_VERSION+" to known extensions");
           }
-      }
+      } while( GLContext.decrementGLVersion(ctxOptions, major, minor) );
 
       // put a dummy var in here so that the cache is no longer empty even if
       // no extensions are in the GL_EXTENSIONS string
-      availableExtensionCache.add("<INTERNAL_DUMMY_PLACEHOLDER>");
+      availableExtensionCache.put("<INTERNAL_DUMMY_PLACEHOLDER>", "<INTERNAL_DUMMY_PLACEHOLDER>");
 
       initialized = true;
   }
@@ -245,10 +255,8 @@ final class ExtensionAvailabilityCache {
   private int glExtensionCount = 0;
   private String glXExtensions = null;
   private int glXExtensionCount = 0;
-  private HashSet<String> availableExtensionCache = new HashSet<String>(50);
+  private final HashMap<String, String> availableExtensionCache = new HashMap<String, String>(100);
 
-  static String getThreadName() {
-    return Thread.currentThread().getName();
-  }
+  static String getThreadName() { return Thread.currentThread().getName(); }
 
 }