Added MesaLib-7.6

1 files changed, 84 insertions, 0 deletions

diff --git a/mesalib/src/glu/sgi/libnurbs/internals/slicer.h b/mesalib/src/glu/sgi/libnurbs/internals/slicer.h
new file mode 100644
index 000000000..e1f5d22ff
--- /dev/null
+++ b/mesalib/src/glu/sgi/libnurbs/internals/slicer.h
@@ -0,0 +1,84 @@
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+/*
+ * slicer.h
+ *
+ */
+
+#ifndef __gluslicer_h_
+#define __gluslicer_h_
+
+#include "trimregion.h"
+#include "mesher.h"
+#include "coveandtiler.h"
+#include "primitiveStream.h"
+#include "rectBlock.h"
+
+class Backend;
+class Arc;
+class TrimVertex;
+
+class Slicer : public CoveAndTiler, public Mesher {
+public:
+    			Slicer( Backend & );
+			~Slicer( void );
+    void		slice( Arc_ptr );
+    void		slice_old( Arc_ptr);
+    void		slice_new( Arc_ptr );
+    void                evalStream(primStream* );
+    void                evalRBArray(rectBlockArray* rbArray, gridWrap* grid);
+
+    void		outline( Arc_ptr );
+    void		setstriptessellation( REAL, REAL );
+    void		setisolines( int );
+
+    void                set_ulinear(int ulinear_flag)
+      {
+	ulinear = ulinear_flag;
+      }
+    void                set_vlinear(int vlinear_flag)
+      {
+	vlinear = vlinear_flag;
+      }
+private:
+    Backend&		backend;
+    REAL		oneOverDu;
+    REAL		du, dv;
+    int			isolines;
+
+    void		outline( void );
+    void		initGridlines( void );
+    void		advanceGridlines( long );
+
+    int                ulinear; //indicate whether uorder is 2 or not
+    int                vlinear; //indicate whether vorder is 2 or not
+};
+#endif /* __gluslicer_h_ */