Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 47 insertions, 0 deletions

diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/monotonizer.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/monotonizer.h
new file mode 100644
index 000000000..62d4e7bc3
--- /dev/null
+++ b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/monotonizer.h
@@ -0,0 +1,47 @@
+/**************************************************************************
+ *									  *
+ * 		 Copyright (C) 1999, Silicon Graphics, Inc.		  *
+ *									  *
+ *  These coded instructions, statements, and computer programs  contain  *
+ *  unpublished  proprietary  information of Silicon Graphics, Inc., and  *
+ *  are protected by Federal copyright law.  They  may  not be disclosed  *
+ *  to  third  parties  or copied or duplicated in any form, in whole or  *
+ *  in part, without the prior written consent of Silicon Graphics, Inc.  *
+ *									  *
+ **************************************************************************/
+
+/*
+ * monotonizer.h
+ *
+ * $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/monotonizer.h,v 1.1.1.4 2004/03/14 08:29:10 eich Exp $
+ */
+
+#ifndef __glumonotonizer_h_
+#define __glumonotonizer_h_
+
+#include "mysetjmp.h"
+#include "types.h"
+
+class Arc;
+class ArcTessellator;
+class Pool;
+class Bin;
+class PwlArcPool;
+class Mapdesc;
+
+class Monotonizer {
+    ArcTessellator&	arctessellator;
+    Pool&		arcpool;
+    Pool&		pwlarcpool;
+    jmp_buf&		nurbsJmpBuf;
+
+    enum dir 		{ down, same, up, none };
+    void		tessellate( Arc *, REAL );
+    void		monotonize( Arc *, Bin & );
+    int			isMonotone( Arc * );
+public:
+    			Monotonizer( ArcTessellator& at, Pool& ap, Pool& p, jmp_buf& j ) 
+				: arctessellator(at), arcpool(ap), pwlarcpool(p), nurbsJmpBuf(j) {}
+    int			decompose( Bin &, REAL );
+};
+#endif /* __glumonotonizer_h_ */