From 0099981b1cb1eb1ee7b059aeb3970206bd7c4fde Mon Sep 17 00:00:00 2001
From: Gareth Hughes <gareth@valinux.com>
Date: Thu, 16 Sep 1999 06:41:42 +0000
Subject: [PATCH] Misc winding rule bug fixes.

---
 src/glu/mesa/tess.c | 20 ++++++++++++--------
 src/glu/mesa/tess.h |  7 +++++--
 2 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/src/glu/mesa/tess.c b/src/glu/mesa/tess.c
index 166f250bebc..50d9ff23487 100644
--- a/src/glu/mesa/tess.c
+++ b/src/glu/mesa/tess.c
@@ -1,4 +1,4 @@
-/* $Id: tess.c,v 1.6 1999/09/15 02:11:10 gareth Exp $ */
+/* $Id: tess.c,v 1.7 1999/09/16 06:41:42 gareth Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -26,6 +26,9 @@
 
 /*
  * $Log: tess.c,v $
+ * Revision 1.7  1999/09/16 06:41:42  gareth
+ * Misc winding rule bug fixes.
+ *
  * Revision 1.6  1999/09/15 02:11:10  gareth
  * Fixed vector macro calls, specifically COPY_3V params.
  *
@@ -197,17 +200,18 @@ void GLAPIENTRY gluTessBeginContour( GLUtesselator *tobj )
     tobj->current_contour->vertices =
 	tobj->current_contour->last_vertex = NULL;
 
-    tobj->current_contour->reflex_count = 0;
-    tobj->current_contour->reflex_vertices =
-	tobj->current_contour->last_reflex = NULL;
+    tobj->current_contour->reflex_vertices = NULL;
+    tobj->current_contour->cross_vertices = hashtable_init( HT_DEFAULT_SIZE );
 
     tobj->current_contour->orientation = GLU_UNKNOWN;
     tobj->current_contour->area = 0.0;
 
-    tobj->current_contour->winding = 0;
+    tobj->current_contour->label = 0;
     CLEAR_BBOX_2DV( tobj->current_contour->mins,
 		    tobj->current_contour->maxs );
 
+    tobj->current_contour->rotx = tobj->current_contour->roty = 0.0;
+
  cleanup:
     DEBUGP( 3, ( "  <- gluTessBeginContour( tobj:%p )\n", tobj ) );
     return;
@@ -772,7 +776,7 @@ static void project_current_contour( GLUtesselator *tobj )
     znormal[Z] = current->plane.normal[Z];
 
     dot = DOT3( znormal, zaxis );
-    roty = acos( dot );
+    current->roty = roty = acos( dot );
 
     /* Rotate the plane normal around the x-axis. */
 
@@ -781,7 +785,7 @@ static void project_current_contour( GLUtesselator *tobj )
     xnormal[Z] = sin( roty ) * znormal[X] + cos( roty ) * znormal[Z];
 
     dot = DOT3( xnormal, zaxis );
-    rotx = acos( dot );
+    current->rotx = rotx = acos( dot );
 
     for ( vertex = current->vertices, i = 0;
 	  i < current->vertex_count; vertex = vertex->next, i++ )
@@ -964,7 +968,7 @@ static void delete_all_contours( GLUtesselator *tobj )
  * Debugging output
  *****************************************************************************/
 #ifdef DEBUG
-int	tess_debug_level = 3;
+int	tess_debug_level = 0;
 
 int vdebugstr( char *format_str, ... )
 {
diff --git a/src/glu/mesa/tess.h b/src/glu/mesa/tess.h
index 15eef76bc1b..3d159fcb890 100644
--- a/src/glu/mesa/tess.h
+++ b/src/glu/mesa/tess.h
@@ -1,4 +1,4 @@
-/* $Id: tess.h,v 1.6 1999/09/15 02:12:16 gareth Exp $ */
+/* $Id: tess.h,v 1.7 1999/09/16 06:42:01 gareth Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -26,6 +26,9 @@
 
 /*
  * $Log: tess.h,v $
+ * Revision 1.7  1999/09/16 06:42:01  gareth
+ * Misc winding rule bug fixes.
+ *
  * Revision 1.6  1999/09/15 02:12:16  gareth
  * Added debugging pragma message.
  *
@@ -80,7 +83,7 @@ struct GLUtesselator
 #if 0
     tess_grid_t		*grid;			/* Not currently used... */
 #endif
-    heap_t		*heap;
+    heap_t		*ears;
     GLenum		error;
 };
 
-- 
2.30.2