From 62f03a14e2f1447ad33352ea74d5654a8922936e Mon Sep 17 00:00:00 2001
From: benfry <fry@processing.org>
Date: Mon, 14 Mar 2011 14:31:26 +0000
Subject: [PATCH] tess hack

---
 .../processing/opengl/PGraphicsOpenGL.java    | 54 +++++++++++++++++++
 todo.txt                                      | 18 ++++---
 2 files changed, 66 insertions(+), 6 deletions(-)

diff --git a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
index 1444ace02..53a2391fd 100644
--- a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
+++ b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
@@ -31,6 +31,7 @@ import java.awt.geom.*;
 import java.io.*;
 import java.lang.reflect.Field;
 import java.nio.*;
+import java.util.ArrayList;
 
 import javax.media.opengl.*;
 import javax.media.opengl.glu.*;
@@ -1764,6 +1765,55 @@ public class PGraphicsOpenGL extends PGraphics3D {
   }
   */
 
+  
+  // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+  
+  // tessellation hack, allows you to steal polygon data
+  
+  
+  public void tessBegin() {
+    glu.gluTessBeginPolygon(tobj, null);
+  }
+  
+  public void tessVertex(float x, float y) {
+    double[] vertex = new double[] { x, y, 0 };
+    glu.gluTessVertex(tobj, vertex, 0, vertex);
+  }
+
+  public void tessBreak() {
+    glu.gluTessEndContour(tobj);
+  }
+  
+  public void tessEnd() {
+    glu.gluTessEndPolygon(tobj);
+  }
+
+
+  public class TessInfo {
+    public int tessShape;
+    public int tessCount;
+    public float[] tessPoints;
+    
+    public TessInfo() {
+      tessShape = shape;
+      tessCount = vertexCount;
+      tessPoints = new float[vertexCount * 2];
+      for (int i = 0; i < vertexCount; i++) {
+        tessPoints[i*2 + 0] = vertices[i][X];
+        tessPoints[i*2 + 1] = vertices[i][Y];
+      }
+    }    
+  }
+  public ArrayList<TessInfo> tessInfo = new ArrayList<TessInfo>();
+  public boolean tessInfoEnabled = false;
+  
+  public void tessInfoReset() {
+    tessInfo.clear();
+  }
+  
+  
+  // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+
 
   public class TessCallback extends GLUtessellatorCallbackAdapter {
     public void begin(int type) {
@@ -1775,6 +1825,10 @@ public class PGraphicsOpenGL extends PGraphics3D {
     }
 
     public void end() {
+      if (tessInfoEnabled) {
+        tessInfo.add(new TessInfo());
+      }
+      
       //gl.glEnd();
       endShape();
     }
diff --git a/todo.txt b/todo.txt
index c5c74d365..d3b08d7a4 100644
--- a/todo.txt
+++ b/todo.txt
@@ -9,10 +9,16 @@ X   http://code.google.com/p/processing/issues/detail?id=551
 X found issue where editor objects were being kept around after closing
 X   with 1 editor open, the editors array wasn't being cleared
 X   (before default file menu, there was no point)
+X with one sketch open, changing the mode doesn't close the original editor
+X   only affects linux and windows
+X   http://code.google.com/p/processing/issues/detail?id=569
+X move library examples to the examples menu
+o   do this once the library documentation has been fixed up
+X   http://dev.processing.org/bugs/show_bug.cgi?id=1278
+X   http://code.google.com/p/processing/issues/detail?id=181
 
-_ with one sketch open, changing the mode doesn't close the original editor
-_   only affects linux and windows
-_   http://code.google.com/p/processing/issues/detail?id=569
+_ "No library found" message when using import statements and the code folder
+_   http://code.google.com/p/processing/issues/detail?id=568
 
 earlier
 X Unsatisfied Link Error running OPENGL on 64-bit ubuntu
@@ -359,13 +365,13 @@ _   save sketch zip files
 _   have a means to load them from "teacher" version of p5
 _   figure out how to use the 
 
+version 2.0
 _ add proper copyright and license information for all included projects
 _   http://code.google.com/p/processing/issues/detail?id=185
+_   list of license issues
+_   http://code.google.com/p/processing/issues/detail?id=575
 
 _ need an "install library" option to deal with urls.. oy
-_ move library examples to the examples menu
-_   do this once the library documentation has been fixed up
-_   http://dev.processing.org/bugs/show_bug.cgi?id=1278
 _ proper libraries warning dialog
 _   check if libraries folder does not exist
 _   check to see if other libraries are installed