From 324b85b0cc688f85a91e84b0b6d6a0378a79bea3 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Fri, 8 Apr 2011 21:35:34 +0200
Subject: Fix TAB: Replace all TAB with 4 spaces

---
 .../opengl/glu/tessellator/ActiveRegion.java       | 14 +++---
 .../jogamp/opengl/glu/tessellator/GLUface.java     | 14 +++---
 .../jogamp/opengl/glu/tessellator/GLUhalfEdge.java | 16 +++----
 .../jogamp/opengl/glu/tessellator/GLUmesh.java     |  8 ++--
 .../opengl/glu/tessellator/GLUtessellatorImpl.java | 50 +++++++++++-----------
 .../jogamp/opengl/glu/tessellator/GLUvertex.java   | 14 +++---
 .../jogamp/opengl/glu/tessellator/Mesh.java        |  8 ++--
 .../jogamp/opengl/glu/tessellator/Normal.java      |  4 +-
 .../opengl/glu/tessellator/PriorityQHeap.java      |  4 +-
 .../opengl/glu/tessellator/PriorityQSort.java      |  6 +--
 .../jogamp/opengl/glu/tessellator/Render.java      |  6 +--
 .../jogamp/opengl/glu/tessellator/Sweep.java       | 30 ++++++-------
 12 files changed, 87 insertions(+), 87 deletions(-)

(limited to 'src/jogl/classes/jogamp/opengl/glu/tessellator')

diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/ActiveRegion.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/ActiveRegion.java
index 13c226a7c..17f58309a 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/ActiveRegion.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/ActiveRegion.java
@@ -54,16 +54,16 @@ package jogamp.opengl.glu.tessellator;
 
 
 class ActiveRegion {
-    GLUhalfEdge eUp;		/* upper edge, directed right to left */
-    DictNode nodeUp;	/* dictionary node corresponding to eUp */
-    int windingNumber;	/* used to determine which regions are
+    GLUhalfEdge eUp;        /* upper edge, directed right to left */
+    DictNode nodeUp;    /* dictionary node corresponding to eUp */
+    int windingNumber;    /* used to determine which regions are
                                  * inside the polygon */
-    boolean inside;		/* is this region inside the polygon? */
-    boolean sentinel;	/* marks fake edges at t = +/-infinity */
-    boolean dirty;		/* marks regions where the upper or lower
+    boolean inside;        /* is this region inside the polygon? */
+    boolean sentinel;    /* marks fake edges at t = +/-infinity */
+    boolean dirty;        /* marks regions where the upper or lower
                                  * edge has changed, but we haven't checked
                                  * whether they intersect yet */
-    boolean fixUpperEdge;	/* marks temporary edges introduced when
+    boolean fixUpperEdge;    /* marks temporary edges introduced when
                                  * we process a "right vertex" (one without
                                  * any edges leaving to the right) */
 }
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUface.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUface.java
index b15bf7195..892722d9f 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUface.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUface.java
@@ -53,13 +53,13 @@
 package jogamp.opengl.glu.tessellator;
 
 class GLUface {
-    public GLUface next;		/* next face (never NULL) */
-    public GLUface prev;		/* previous face (never NULL) */
-    public GLUhalfEdge anEdge;	/* a half edge with this left face */
-    public Object data;		/* room for client's data */
+    public GLUface next;        /* next face (never NULL) */
+    public GLUface prev;        /* previous face (never NULL) */
+    public GLUhalfEdge anEdge;    /* a half edge with this left face */
+    public Object data;        /* room for client's data */
 
     /* Internal data (keep hidden) */
-    public GLUface trail;		/* "stack" for conversion to strips */
-    public boolean marked;		/* flag for conversion to strips */
-    public boolean inside;		/* this face is in the polygon interior */
+    public GLUface trail;        /* "stack" for conversion to strips */
+    public boolean marked;        /* flag for conversion to strips */
+    public boolean inside;        /* this face is in the polygon interior */
 }
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUhalfEdge.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUhalfEdge.java
index 385a4384b..29944f9b2 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUhalfEdge.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUhalfEdge.java
@@ -53,16 +53,16 @@
 package jogamp.opengl.glu.tessellator;
 
 class GLUhalfEdge {
-    public GLUhalfEdge next;		/* doubly-linked list (prev==Sym->next) */
-    public GLUhalfEdge Sym;		/* same edge, opposite direction */
-    public GLUhalfEdge Onext;		/* next edge CCW around origin */
-    public GLUhalfEdge Lnext;		/* next edge CCW around left face */
-    public GLUvertex Org;		/* origin vertex (Overtex too long) */
-    public jogamp.opengl.glu.tessellator.GLUface Lface;		/* left face */
+    public GLUhalfEdge next;        /* doubly-linked list (prev==Sym->next) */
+    public GLUhalfEdge Sym;        /* same edge, opposite direction */
+    public GLUhalfEdge Onext;        /* next edge CCW around origin */
+    public GLUhalfEdge Lnext;        /* next edge CCW around left face */
+    public GLUvertex Org;        /* origin vertex (Overtex too long) */
+    public jogamp.opengl.glu.tessellator.GLUface Lface;        /* left face */
 
     /* Internal data (keep hidden) */
-    public jogamp.opengl.glu.tessellator.ActiveRegion activeRegion;	/* a region with this upper edge (sweep.c) */
-    public int winding;	/* change in winding number when crossing */
+    public jogamp.opengl.glu.tessellator.ActiveRegion activeRegion;    /* a region with this upper edge (sweep.c) */
+    public int winding;    /* change in winding number when crossing */
     public boolean first;
 
     public GLUhalfEdge(boolean first) {
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUmesh.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUmesh.java
index dfdf5be70..10af74319 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUmesh.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUmesh.java
@@ -53,8 +53,8 @@
 package jogamp.opengl.glu.tessellator;
 
 class GLUmesh {
-    GLUvertex vHead = new GLUvertex();		/* dummy header for vertex list */
-    jogamp.opengl.glu.tessellator.GLUface fHead = new GLUface();		/* dummy header for face list */
-    jogamp.opengl.glu.tessellator.GLUhalfEdge eHead = new GLUhalfEdge(true);		/* dummy header for edge list */
-    jogamp.opengl.glu.tessellator.GLUhalfEdge eHeadSym = new GLUhalfEdge(false);	/* and its symmetric counterpart */
+    GLUvertex vHead = new GLUvertex();        /* dummy header for vertex list */
+    jogamp.opengl.glu.tessellator.GLUface fHead = new GLUface();        /* dummy header for face list */
+    jogamp.opengl.glu.tessellator.GLUhalfEdge eHead = new GLUhalfEdge(true);        /* dummy header for edge list */
+    jogamp.opengl.glu.tessellator.GLUhalfEdge eHeadSym = new GLUhalfEdge(false);    /* and its symmetric counterpart */
 }
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUtessellatorImpl.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUtessellatorImpl.java
index 182820bbc..d594cb3eb 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUtessellatorImpl.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUtessellatorImpl.java
@@ -59,32 +59,32 @@ import javax.media.opengl.glu.*;
 public class GLUtessellatorImpl implements GLUtessellator {
     public static final int TESS_MAX_CACHE = 100;
 
-    private int state;		/* what begin/end calls have we seen? */
+    private int state;        /* what begin/end calls have we seen? */
 
-    private GLUhalfEdge lastEdge;	/* lastEdge->Org is the most recent vertex */
-    GLUmesh mesh;		/* stores the input contours, and eventually
+    private GLUhalfEdge lastEdge;    /* lastEdge->Org is the most recent vertex */
+    GLUmesh mesh;        /* stores the input contours, and eventually
                                    the tessellation itself */
 
     /*** state needed for projecting onto the sweep plane ***/
 
-    double[] normal = new double[3];	/* user-specified normal (if provided) */
-    double[] sUnit = new double[3];	/* unit vector in s-direction (debugging) */
-    double[] tUnit = new double[3];	/* unit vector in t-direction (debugging) */
+    double[] normal = new double[3];    /* user-specified normal (if provided) */
+    double[] sUnit = new double[3];    /* unit vector in s-direction (debugging) */
+    double[] tUnit = new double[3];    /* unit vector in t-direction (debugging) */
 
     /*** state needed for the line sweep ***/
 
-    private double relTolerance;	/* tolerance for merging features */
-    int windingRule;	/* rule for determining polygon interior */
-    boolean fatalError;	/* fatal error: needed combine callback */
+    private double relTolerance;    /* tolerance for merging features */
+    int windingRule;    /* rule for determining polygon interior */
+    boolean fatalError;    /* fatal error: needed combine callback */
 
-    Dict dict;		/* edge dictionary for sweep line */
-    PriorityQ pq;		/* priority queue of vertex events */
-    GLUvertex event;		/* current sweep event being processed */
+    Dict dict;        /* edge dictionary for sweep line */
+    PriorityQ pq;        /* priority queue of vertex events */
+    GLUvertex event;        /* current sweep event being processed */
 
     /*** state needed for rendering callbacks (see render.c) ***/
 
-    boolean flagBoundary;	/* mark boundary edges (use EdgeFlag) */
-    boolean boundaryOnly;	/* Extract contours, not triangles */
+    boolean flagBoundary;    /* mark boundary edges (use EdgeFlag) */
+    boolean boundaryOnly;    /* Extract contours, not triangles */
     boolean avoidDegenerateTris; /* JOGL-specific hint to try to improve triangulation
                                     by avoiding producing degenerate (zero-area) triangles;
                                     has not been tested exhaustively and is therefore an option */
@@ -96,12 +96,12 @@ public class GLUtessellatorImpl implements GLUtessellator {
 
     /*** state needed to cache single-contour polygons for renderCache() */
 
-    private boolean flushCacheOnNextVertex;		/* empty cache on next vertex() call */
-    int cacheCount;		/* number of cached vertices */
-    CachedVertex[] cache = new CachedVertex[TESS_MAX_CACHE];	/* the vertex data */
+    private boolean flushCacheOnNextVertex;        /* empty cache on next vertex() call */
+    int cacheCount;        /* number of cached vertices */
+    CachedVertex[] cache = new CachedVertex[TESS_MAX_CACHE];    /* the vertex data */
 
     /*** rendering callbacks that also pass polygon data  ***/
-    private Object polygonData;		/* client data for current polygon */
+    private Object polygonData;        /* client data for current polygon */
 
     private GLUtessellatorCallback callBegin;
     private GLUtessellatorCallback callEdgeFlag;
@@ -120,10 +120,10 @@ public class GLUtessellatorImpl implements GLUtessellator {
     private GLUtessellatorCallback callCombineData;
 
     private static final double GLU_TESS_DEFAULT_TOLERANCE = 0.0;
-//    private static final int GLU_TESS_MESH = 100112;	/* void (*)(GLUmesh *mesh)	    */
+//    private static final int GLU_TESS_MESH = 100112;    /* void (*)(GLUmesh *mesh)        */
     private static GLUtessellatorCallback NULL_CB = new GLUtessellatorCallbackAdapter();
 
-//    #define MAX_FAST_ALLOC	(MAX(sizeof(EdgePair), \
+//    #define MAX_FAST_ALLOC    (MAX(sizeof(EdgePair), \
 //                 MAX(sizeof(GLUvertex),sizeof(GLUface))))
 
     private GLUtessellatorImpl() {
@@ -220,7 +220,7 @@ public class GLUtessellatorImpl implements GLUtessellator {
 
             case GLU.GLU_TESS_WINDING_RULE:
                 int windingRule = (int) value;
-                if (windingRule != value) break;	/* not an integer */
+                if (windingRule != value) break;    /* not an integer */
 
                 switch (windingRule) {
                     case GLU.GLU_TESS_WINDING_ODD:
@@ -523,7 +523,7 @@ public class GLUtessellatorImpl implements GLUtessellator {
  * Each interior region is guaranteed be monotone.
  */
             if (!Sweep.__gl_computeInterior(this)) {
-                throw new RuntimeException();	/* could've used a label */
+                throw new RuntimeException();    /* could've used a label */
             }
 
             mesh = this.mesh;
@@ -539,7 +539,7 @@ public class GLUtessellatorImpl implements GLUtessellator {
                 } else {
                     rc = TessMono.__gl_meshTessellateInterior(mesh, avoidDegenerateTris);
                 }
-                if (!rc) throw new RuntimeException();	/* could've used a label */
+                if (!rc) throw new RuntimeException();    /* could've used a label */
 
                 Mesh.__gl_meshCheckMesh(mesh);
 
@@ -552,7 +552,7 @@ public class GLUtessellatorImpl implements GLUtessellator {
                     if (boundaryOnly) {
                         Render.__gl_renderBoundary(this, mesh);  /* output boundary contours */
                     } else {
-                        Render.__gl_renderMesh(this, mesh);	   /* output strips and fans */
+                        Render.__gl_renderMesh(this, mesh);       /* output strips and fans */
                     }
                 }
 //                if (callMesh != NULL_CB) {
@@ -564,7 +564,7 @@ public class GLUtessellatorImpl implements GLUtessellator {
 //                 * faces in the first place.
 //                 */
 //                    TessMono.__gl_meshDiscardExterior(mesh);
-//                    callMesh.mesh(mesh);		/* user wants the mesh itself */
+//                    callMesh.mesh(mesh);        /* user wants the mesh itself */
 //                    mesh = null;
 //                    polygonData = null;
 //                    return;
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUvertex.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUvertex.java
index c30d75946..ecc91c2b6 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUvertex.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/GLUvertex.java
@@ -53,13 +53,13 @@
 package jogamp.opengl.glu.tessellator;
 
 class GLUvertex {
-    public GLUvertex next;		/* next vertex (never NULL) */
-    public GLUvertex prev;		/* previous vertex (never NULL) */
-    public jogamp.opengl.glu.tessellator.GLUhalfEdge anEdge;	/* a half-edge with this origin */
-    public Object data;		/* client's data */
+    public GLUvertex next;        /* next vertex (never NULL) */
+    public GLUvertex prev;        /* previous vertex (never NULL) */
+    public jogamp.opengl.glu.tessellator.GLUhalfEdge anEdge;    /* a half-edge with this origin */
+    public Object data;        /* client's data */
 
     /* Internal data (keep hidden) */
-    public double[] coords = new double[3];	/* vertex location in 3D */
-    public double s, t;		/* projection onto the sweep plane */
-    public int pqHandle;	/* to allow deletion from priority queue */
+    public double[] coords = new double[3];    /* vertex location in 3D */
+    public double s, t;        /* projection onto the sweep plane */
+    public int pqHandle;    /* to allow deletion from priority queue */
 }
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/Mesh.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/Mesh.java
index 942dfe8d1..eb48aa5a4 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/Mesh.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/Mesh.java
@@ -281,8 +281,8 @@ class Mesh {
 
 /* __gl_meshSplice( eOrg, eDst ) is the basic operation for changing the
  * mesh connectivity and topology.  It changes the mesh so that
- *	eOrg->Onext <- OLD( eDst->Onext )
- *	eDst->Onext <- OLD( eOrg->Onext )
+ *    eOrg->Onext <- OLD( eDst->Onext )
+ *    eDst->Onext <- OLD( eOrg->Onext )
  * where OLD(...) means the value before the meshSplice operation.
  *
  * This can have two effects on the vertex structure:
@@ -453,9 +453,9 @@ class Mesh {
 
         /* Set the vertex and face information */
         eOrg.Sym.Org = eNew.Org;
-        eNew.Sym.Org.anEdge = eNew.Sym;	/* may have pointed to eOrg.Sym */
+        eNew.Sym.Org.anEdge = eNew.Sym;    /* may have pointed to eOrg.Sym */
         eNew.Sym.Lface = eOrg.Sym.Lface;
-        eNew.winding = eOrg.winding;	/* copy old winding information */
+        eNew.winding = eOrg.winding;    /* copy old winding information */
         eNew.Sym.winding = eOrg.Sym.winding;
 
         return eNew;
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/Normal.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/Normal.java
index 7d5acd9f8..196e6cf27 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/Normal.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/Normal.java
@@ -60,7 +60,7 @@ class Normal {
     }
 
     static boolean SLANTED_SWEEP = false;
-    static double S_UNIT_X;	/* Pre-normalized */
+    static double S_UNIT_X;    /* Pre-normalized */
     static double S_UNIT_Y;
     private static final boolean TRUE_PROJECT = false;
 
@@ -75,7 +75,7 @@ class Normal {
  * direction to be something unusual (ie. not parallel to one of the
  * coordinate axes).
  */
-            S_UNIT_X = 0.50941539564955385;	/* Pre-normalized */
+            S_UNIT_X = 0.50941539564955385;    /* Pre-normalized */
             S_UNIT_Y = 0.86052074622010633;
         } else {
             S_UNIT_X = 1.0;
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQHeap.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQHeap.java
index 899df2e3d..474056cc3 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQHeap.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQHeap.java
@@ -76,7 +76,7 @@ class PriorityQHeap extends jogamp.opengl.glu.tessellator.PriorityQ {
         freeList = 0;
         this.leq = leq;
 
-        nodes[1].handle = 1;	/* so that Minimum() returns NULL */
+        nodes[1].handle = 1;    /* so that Minimum() returns NULL */
         handles[1].key = null;
     }
 
@@ -171,7 +171,7 @@ class PriorityQHeap extends jogamp.opengl.glu.tessellator.PriorityQ {
             }
             nodes = pqNodes;
             if (nodes == null) {
-                nodes = saveNodes;	/* restore ptr to free upon return */
+                nodes = saveNodes;    /* restore ptr to free upon return */
                 return Integer.MAX_VALUE;
             }
 
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQSort.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQSort.java
index f37f98ace..f9e0225e3 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQSort.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/PriorityQSort.java
@@ -152,7 +152,7 @@ class PriorityQSort extends jogamp.opengl.glu.tessellator.PriorityQ {
                     } while (LT(leq, keys[order[j]], keys[piv]));
                     Swap(order, i, j);
                 } while (i < j);
-                Swap(order, i, j);	/* Undo last swap */
+                Swap(order, i, j);    /* Undo last swap */
                 if (i - p < r - j) {
                     stack[top].p = j + 1;
                     stack[top].r = r;
@@ -176,7 +176,7 @@ class PriorityQSort extends jogamp.opengl.glu.tessellator.PriorityQ {
         }
         max = size;
         initialized = true;
-        heap.pqInit();	/* always succeeds */
+        heap.pqInit();    /* always succeeds */
 
 /*        #ifndef NDEBUG
         p = order;
@@ -208,7 +208,7 @@ class PriorityQSort extends jogamp.opengl.glu.tessellator.PriorityQ {
             System.arraycopy( keys, 0, pqKeys, 0, keys.length );
             keys = pqKeys;
             if (keys == null) {
-                keys = saveKey;	/* restore ptr to free upon return */
+                keys = saveKey;    /* restore ptr to free upon return */
                 return Integer.MAX_VALUE;
             }
         }
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/Render.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/Render.java
index 34b7ee55b..1801e1c59 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/Render.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/Render.java
@@ -79,8 +79,8 @@ class Render {
             this.render = render;
         }
 
-        long size;		/* number of triangles used */
-        jogamp.opengl.glu.tessellator.GLUhalfEdge eStart;	/* edge where this primitive starts */
+        long size;        /* number of triangles used */
+        jogamp.opengl.glu.tessellator.GLUhalfEdge eStart;    /* edge where this primitive starts */
         renderCallBack render;
     };
 
@@ -295,7 +295,7 @@ class Render {
          */
         jogamp.opengl.glu.tessellator.GLUhalfEdge e;
         int newState;
-        int edgeState = -1;	/* force edge state output for first vertex */
+        int edgeState = -1;    /* force edge state output for first vertex */
 
         tess.callBeginOrBeginData(GL.GL_TRIANGLES);
 
diff --git a/src/jogl/classes/jogamp/opengl/glu/tessellator/Sweep.java b/src/jogl/classes/jogamp/opengl/glu/tessellator/Sweep.java
index 95eb5dda1..b4a400c1c 100644
--- a/src/jogl/classes/jogamp/opengl/glu/tessellator/Sweep.java
+++ b/src/jogl/classes/jogamp/opengl/glu/tessellator/Sweep.java
@@ -300,7 +300,7 @@ class Sweep {
         regPrev = regFirst;
         ePrev = regFirst.eUp;
         while (regPrev != regLast) {
-            regPrev.fixUpperEdge = false;	/* placement was OK */
+            regPrev.fixUpperEdge = false;    /* placement was OK */
             reg = RegionBelow(regPrev);
             e = reg.eUp;
             if (e.Org != ePrev.Org) {
@@ -327,7 +327,7 @@ class Sweep {
                 if (!Mesh.__gl_meshSplice(e.Sym.Lnext, e)) throw new RuntimeException();
                 if (!Mesh.__gl_meshSplice(ePrev, e)) throw new RuntimeException();
             }
-            FinishRegion(tess, regPrev);	/* may change reg.eUp */
+            FinishRegion(tess, regPrev);    /* may change reg.eUp */
             ePrev = reg.eUp;
             regPrev = reg;
         }
@@ -627,11 +627,11 @@ class Sweep {
         assert (orgUp != tess.event && orgLo != tess.event);
         assert (!regUp.fixUpperEdge && !regLo.fixUpperEdge);
 
-        if (orgUp == orgLo) return false;	/* right endpoints are the same */
+        if (orgUp == orgLo) return false;    /* right endpoints are the same */
 
         tMinUp = Math.min(orgUp.t, dstUp.t);
         tMaxLo = Math.max(orgLo.t, dstLo.t);
-        if (tMinUp > tMaxLo) return false;	/* t ranges do not overlap */
+        if (tMinUp > tMaxLo) return false;    /* t ranges do not overlap */
 
         if (Geom.VertLeq(orgUp, orgLo)) {
             if (Geom.EdgeSign(dstLo, orgUp, orgLo) > 0) return false;
@@ -743,7 +743,7 @@ class Sweep {
         eUp.Org.t = isect.t;
         eUp.Org.pqHandle = tess.pq.pqInsert(eUp.Org); /* __gl_pqSortInsert */
         if (eUp.Org.pqHandle == Long.MAX_VALUE) {
-            tess.pq.pqDeletePriorityQ();	/* __gl_pqSortDeletePriorityQ */
+            tess.pq.pqDeletePriorityQ();    /* __gl_pqSortDeletePriorityQ */
             tess.pq = null;
             throw new RuntimeException();
         }
@@ -959,7 +959,7 @@ class Sweep {
                 regUp.fixUpperEdge = false;
             }
             if (!Mesh.__gl_meshSplice(vEvent.anEdge, e)) throw new RuntimeException();
-            SweepEvent(tess, vEvent);	/* recurse */
+            SweepEvent(tess, vEvent);    /* recurse */
             return;
         }
 
@@ -1001,9 +1001,9 @@ class Sweep {
  *
  * - the degenerate case: if vEvent is close enough to U or L, we
  *   merge vEvent into that edge chain.  The subcases are:
- *	- merging with the rightmost vertex of U or L
- *	- merging with the active edge of U or L
- *	- merging with an already-processed portion of U or L
+ *    - merging with the rightmost vertex of U or L
+ *    - merging with the active edge of U or L
+ *    - merging with an already-processed portion of U or L
  */ {
         ActiveRegion regUp, regLo, reg;
         GLUhalfEdge eUp, eLo, eNew;
@@ -1063,7 +1063,7 @@ class Sweep {
         ActiveRegion regUp, reg;
         GLUhalfEdge e, eTopLeft, eBottomLeft;
 
-        tess.event = vEvent;		/* for access in EdgeLeq() */
+        tess.event = vEvent;        /* for access in EdgeLeq() */
         DebugEvent(tess);
 
         /* Check if this vertex is the right endpoint of an edge that is
@@ -1130,7 +1130,7 @@ class Sweep {
         e.Org.t = t;
         e.Sym.Org.s = -SENTINEL_COORD;
         e.Sym.Org.t = t;
-        tess.event = e.Sym.Org;		/* initialize it */
+        tess.event = e.Sym.Org;        /* initialize it */
 
         reg.eUp = e;
         reg.windingNumber = 0;
@@ -1180,7 +1180,7 @@ class Sweep {
             DeleteRegion(tess, reg);
 /*    __gl_meshDelete( reg.eUp );*/
         }
-        Dict.dictDeleteDict(tess.dict);	/* __gl_dictListDeleteDict */
+        Dict.dictDeleteDict(tess.dict);    /* __gl_dictListDeleteDict */
     }
 
 
@@ -1199,7 +1199,7 @@ class Sweep {
             if (Geom.VertEq(e.Org, e.Sym.Org) && e.Lnext.Lnext != e) {
                 /* Zero-length edge, contour has at least 3 edges */
 
-                SpliceMergeVertices(tess, eLnext, e);	/* deletes e.Org */
+                SpliceMergeVertices(tess, eLnext, e);    /* deletes e.Org */
                 if (!Mesh.__gl_meshDelete(e)) throw new RuntimeException(); /* e is a self-loop */
                 e = eLnext;
                 eLnext = e.Lnext;
@@ -1243,7 +1243,7 @@ class Sweep {
             if (v.pqHandle == Long.MAX_VALUE) break;
         }
         if (v != vHead || !pq.pqInit()) { /* __gl_pqSortInit */
-            tess.pq.pqDeletePriorityQ();	/* __gl_pqSortDeletePriorityQ */
+            tess.pq.pqDeletePriorityQ();    /* __gl_pqSortDeletePriorityQ */
             tess.pq = null;
             return false;
         }
@@ -1306,7 +1306,7 @@ class Sweep {
          * all the vertices in a priority queue.  Events are processed in
          * lexicographic order, ie.
          *
-         *	e1 < e2  iff  e1.x < e2.x || (e1.x == e2.x && e1.y < e2.y)
+         *    e1 < e2  iff  e1.x < e2.x || (e1.x == e2.x && e1.y < e2.y)
          */
         RemoveDegenerateEdges(tess);
         if (!InitPriorityQ(tess)) return false; /* if error */
-- 
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