1/*
2 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
3 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice including the dates of first publication and
13 * either this permission notice or a reference to
14 * http://oss.sgi.com/projects/FreeB/
15 * shall be included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
22 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 *
25 * Except as contained in this notice, the name of Silicon Graphics, Inc.
26 * shall not be used in advertising or otherwise to promote the sale, use or
27 * other dealings in this Software without prior written authorization from
28 * Silicon Graphics, Inc.
29 */
30
31/*
32 * patchlist.h
33 *
34 */
35
36#ifndef __glupatchlist_h_
37#define __glupatchlist_h_
38
39#include "types.h"
40#include "defines.h"
41#include "patch.h"
42
43class Quilt;
44
45class Patchlist {
46friend class Subdivider;
47public:
48    			Patchlist( Quilt *, REAL *, REAL * );
49    			Patchlist( Patchlist &, int ,  REAL );
50    			~Patchlist();
51    void		bbox();
52    int			cullCheck( void );
53    void		getstepsize( void );
54    int			needsNonSamplingSubdivision( void );
55    int			needsSamplingSubdivision( void );
56    int			needsSubdivision( int );
57    REAL		getStepsize( int );
58    void                getRanges(REAL ranges[4]);
59
60    int                 get_uorder();
61    int                 get_vorder();
62private:
63    Patch		*patch;
64    int			notInBbox;
65    int			needsSampling;
66    Pspec		pspec[2];
67};
68
69inline REAL
70Patchlist::getStepsize( int param )
71{
72    return pspec[param].stepsize;
73}
74
75inline int
76Patchlist::get_uorder()
77{
78   return patch->get_uorder();
79
80}
81
82inline int
83 Patchlist::get_vorder()
84{
85  return patch->get_vorder();
86}
87
88
89
90
91
92#endif /* __glupatchlist_h_ */
93