1/*
2** License Applicability. Except to the extent portions of this file are
3** made subject to an alternative license as permitted in the SGI Free
4** Software License B, Version 1.1 (the "License"), the contents of this
5** file are subject only to the provisions of the License. You may not use
6** this file except in compliance with the License. You may obtain a copy
7** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
8** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
9**
10** http://oss.sgi.com/projects/FreeB
11**
12** Note that, as provided in the License, the Software is distributed on an
13** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
14** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
15** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
16** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
17**
18** Original Code. The Original Code is: OpenGL Sample Implementation,
19** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
20** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
21** Copyright in any portions created by third parties is as indicated
22** elsewhere herein. All Rights Reserved.
23**
24** Additional Notice Provisions: The application programming interfaces
25** established by SGI in conjunction with the Original Code are The
26** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
27** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
28** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
29** Window System(R) (Version 1.3), released October 19, 1998. This software
30** was created using the OpenGL(R) version 1.2.1 Sample Implementation
31** published by SGI, but has not been independently verified as being
32** compliant with the OpenGL(R) version 1.2.1 Specification.
33*/
34
35/*
36 * renderhints.c++
37 *
38 */
39
40#include "glimports.h"
41#include "mystdio.h"
42#include "renderhints.h"
43#include "nurbsconsts.h"
44
45
46/*--------------------------------------------------------------------------
47 * Renderhints::Renderhints - set all window specific options
48 *--------------------------------------------------------------------------
49 */
50Renderhints::Renderhints()
51{
52    display_method 	= N_FILL;
53    errorchecking 	= N_MSG;
54    subdivisions 	= 6.0;
55    tmp1 		= 0.0;
56    displaydomain 	= 0;
57    maxsubdivisions 	= (int) subdivisions;
58    wiretris	 	= 0;
59    wirequads	 	= 0;
60}
61
62void
63Renderhints::init( void )
64{
65    maxsubdivisions = (int) subdivisions;
66    if( maxsubdivisions < 0 ) maxsubdivisions = 0;
67
68
69    if( display_method == N_FILL ) {
70	wiretris = 0;
71	wirequads = 0;
72    } else if( display_method == N_OUTLINE_TRI ) {
73	wiretris = 1;
74	wirequads = 0;
75    } else if( display_method == N_OUTLINE_QUAD ) {
76	wiretris = 0;
77	wirequads = 1;
78    } else {
79	wiretris = 1;
80	wirequads = 1;
81    }
82}
83
84int
85Renderhints::isProperty( long property )
86{
87    switch ( property ) {
88	case N_DISPLAY:
89	case N_ERRORCHECKING:
90	case N_SUBDIVISIONS:
91        case N_TMP1:
92	    return 1;
93	default:
94	    return 0;
95    }
96}
97
98REAL
99Renderhints::getProperty( long property )
100{
101    switch ( property ) {
102	case N_DISPLAY:
103	    return display_method;
104	case N_ERRORCHECKING:
105	    return errorchecking;
106	case N_SUBDIVISIONS:
107	    return subdivisions;
108        case N_TMP1:
109	    return tmp1;
110	default:
111	    abort();
112	    return -1;  //not necessary, needed to shut up compiler
113    }
114}
115
116void
117Renderhints::setProperty( long property, REAL value )
118{
119    switch ( property ) {
120	case N_DISPLAY:
121	    display_method = value;
122	    break;
123	case N_ERRORCHECKING:
124	    errorchecking = value;
125	    break;
126	case N_SUBDIVISIONS:
127	    subdivisions = value;
128	    break;
129	case N_TMP1: /* unused */
130	    tmp1 = value;
131	    break;
132	default:
133	    abort();
134	    break;
135    }
136}
137