SGI SI GLU library

1 files changed, 135 insertions, 0 deletions

diff --git a/src/glu/sgi/libnurbs/internals/renderhints.cc b/src/glu/sgi/libnurbs/internals/renderhints.cc
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+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+**
+** http://oss.sgi.com/projects/FreeB
+**
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+**
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+**
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+*/
+
+/*
+ * renderhints.c++
+ *
+ * $Date: 2001/03/17 00:25:41 $ $Revision: 1.1 $
+ * $Header: /home/krh/git/sync/mesa-cvs-repo/Mesa/src/glu/sgi/libnurbs/internals/renderhints.cc,v 1.1 2001/03/17 00:25:41 brianp Exp $
+ */
+
+#include "glimports.h"
+#include "mystdio.h"
+#include "renderhints.h"
+#include "defines.h"
+#include "nurbsconsts.h"
+
+
+/*--------------------------------------------------------------------------
+ * Renderhints::Renderhints - set all window specific options
+ *--------------------------------------------------------------------------
+ */
+Renderhints::Renderhints()
+{
+    display_method 	= N_FILL;
+    errorchecking 	= N_MSG;
+    subdivisions 	= 6.0;
+    tmp1 		= 0.0;
+}
+
+void
+Renderhints::init( void )
+{
+    maxsubdivisions = (int) subdivisions;
+    if( maxsubdivisions < 0 ) maxsubdivisions = 0;
+
+
+    if( display_method == N_FILL ) {
+	wiretris = 0;
+	wirequads = 0;
+    } else if( display_method == N_OUTLINE_TRI ) {
+	wiretris = 1;
+	wirequads = 0;
+    } else if( display_method == N_OUTLINE_QUAD ) {
+	wiretris = 0;
+	wirequads = 1;
+    } else {
+	wiretris = 1;
+	wirequads = 1;
+    }
+}
+
+int
+Renderhints::isProperty( long property )
+{
+    switch ( property ) {
+	case N_DISPLAY:
+	case N_ERRORCHECKING:
+	case N_SUBDIVISIONS:
+        case N_TMP1:
+	    return 1;
+	default:
+	    return 0;
+    }
+}
+
+REAL 
+Renderhints::getProperty( long property )
+{
+    switch ( property ) {
+	case N_DISPLAY:
+	    return display_method;
+	case N_ERRORCHECKING:
+	    return errorchecking;
+	case N_SUBDIVISIONS:
+	    return subdivisions;
+        case N_TMP1:
+	    return tmp1;
+	default:
+	    abort();
+	    return -1;  //not necessary, needed to shut up compiler
+    }
+}
+
+void 
+Renderhints::setProperty( long property, REAL value )
+{
+    switch ( property ) {
+	case N_DISPLAY:
+	    display_method = value;
+	    break;
+	case N_ERRORCHECKING:
+	    errorchecking = value;
+	    break;
+	case N_SUBDIVISIONS:
+	    subdivisions = value;
+	    break;
+	case N_TMP1: /* unused */
+	    tmp1 = value;
+	    break;
+	default:
+	    abort();
+	    break;
+    }
+}