checkpoint

[anneal.git] / src / edu / berkeley / qfat / Mesh.java

diff --git a/src/edu/berkeley/qfat/Mesh.java b/src/edu/berkeley/qfat/Mesh.java
index fd73795..d56e2a0 100644 (file)
--- a/src/edu/berkeley/qfat/Mesh.java
+++ b/src/edu/berkeley/qfat/Mesh.java
@@ -19,6 +19,47 @@ public class Mesh implements Iterable<Mesh.T> {
     private RTree<T>         triangles = new RTree<T>();
     private PointSet<Vertex> vertices  = new PointSet<Vertex>();
 
+
+    public boolean option_wireframe = false;
+    public boolean option_errorNormals = false;
+
+    public void render(GL gl, Matrix m) {
+        if (option_wireframe) {
+            gl.glDisable(GL.GL_LIGHTING);
+            gl.glBegin(GL.GL_LINES);
+            gl.glColor3f(1, 1, 1);
+            for (T t : this) {
+                m.times(t.e1().p1.goodp).glVertex(gl);
+                m.times(t.e1().p2.goodp).glVertex(gl);
+                m.times(t.e2().p1.goodp).glVertex(gl);
+                m.times(t.e2().p2.goodp).glVertex(gl);
+                m.times(t.e3().p1.goodp).glVertex(gl);
+                m.times(t.e3().p2.goodp).glVertex(gl);
+            }
+            gl.glEnd();
+            gl.glEnable(GL.GL_LIGHTING);
+            return;
+        }
+        for(T t : this) {
+            gl.glColor4f((float)(0.25+(0.05*t.color)),
+                         (float)(0.25+(0.05*t.color)),
+                         (float)(0.75+(0.05*t.color)),
+                         (float)0.3); 
+            t.glTriangle(gl, m);
+        }
+        if (option_errorNormals)
+            for(T t : this)
+                for(Mesh.Vertex p : new Mesh.Vertex[] { t.v1(), t.v2(), t.v3() }) {
+                    if (p.ok) {
+                        gl.glBegin(GL.GL_LINES);
+                        gl.glColor3f(1, 1, 1);
+                        p.p.glVertex(gl);
+                        p.p.plus(p.norm().times((float)p.error()*10)).glVertex(gl);
+                        gl.glEnd();
+                    }
+                }
+    }
+
     public boolean immutableVertices;
     public Mesh    error_against      = null;
     public double  error              = 0;