ReactOS 0.4.15-dev-7931-gfd331f1
quilt.h
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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
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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.
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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
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29 */
30
31/*
32 * quilt.h
33 *
34 */
35
36#ifndef __gluquilt_h_
37#define __gluquilt_h_
38
39//#include "defines.h"
40#include "bufpool.h"
41#include "types.h"
42
43class Backend;
44class Mapdesc;
45class Flist;
46struct Knotvector;
47
48/* constants for memory allocation of NURBS to Bezier conversion */
49#define MAXDIM 2
50
51struct Quiltspec { /* a specification for a dimension of a quilt */
52 int stride; /* words between points */
53 int width; /* number of segments */
54 int offset; /* words to first point */
55 int order; /* order */
56 int index; /* current segment number */
57 int bdry[2]; /* boundary edge flag */
60};
61
63
64class Quilt : public PooledObj { /* an array of bezier patches */
65public:
66 Quilt( Mapdesc * );
67 Mapdesc * mapdesc; /* map descriptor */
68 REAL * cpts; /* control points */
69 Quiltspec qspec[MAXDIM]; /* the dimensional data */
70 Quiltspec_ptr eqspec; /* qspec trailer */
71 Quilt *next; /* next quilt in linked list */
72
73public:
74 void deleteMe( Pool& );
75 void toBezier( Knotvector &, INREAL *, long );
76 void toBezier( Knotvector &, Knotvector &, INREAL *, long );
77 void select( REAL *, REAL * );
78 int getDimension( void ) { return eqspec - qspec; }
79 void download( Backend & );
80 void downloadAll( REAL *, REAL *, Backend & );
81 int isCulled( void );
82 void getRange( REAL *, REAL *, Flist&, Flist & );
83 void getRange( REAL *, REAL *, int, Flist & );
84 void getRange( REAL *, REAL *, Flist& );
85 void findRates( Flist& slist, Flist& tlist, REAL[2] );
86 void findSampleRates( Flist& slist, Flist& tlist );
87 void show();
88};
89
90typedef class Quilt *Quilt_ptr;
91
92#endif /* __gluquilt_h_ */
Definition: flist.h:42
Definition: bufpool.h:50
Definition: quilt.h:64
REAL * cpts
Definition: quilt.h:68
void show()
Definition: quilt.cc:81
void toBezier(Knotvector &, INREAL *, long)
Definition: tobezier.cc:117
Quilt * next
Definition: quilt.h:71
Mapdesc * mapdesc
Definition: quilt.h:67
void select(REAL *, REAL *)
Definition: quilt.cc:107
void deleteMe(Pool &)
Definition: quilt.cc:61
int isCulled(void)
Definition: quilt.cc:171
int getDimension(void)
Definition: quilt.h:78
void findRates(Flist &slist, Flist &tlist, REAL[2])
Definition: quilt.cc:230
void downloadAll(REAL *, REAL *, Backend &)
Definition: quilt.cc:157
void download(Backend &)
Definition: quilt.cc:122
void getRange(REAL *, REAL *, Flist &, Flist &)
Definition: quilt.cc:186
Quiltspec qspec[MAXDIM]
Definition: quilt.h:69
void findSampleRates(Flist &slist, Flist &tlist)
Definition: quilt.cc:246
Quiltspec_ptr eqspec
Definition: quilt.h:70
Definition: _slist.h:57
#define INREAL
Definition: types.h:40
REAL Knot
Definition: types.h:45
float REAL
Definition: types.h:41
Quiltspec * Quiltspec_ptr
Definition: quilt.h:62
#define MAXDIM
Definition: quilt.h:49
class Quilt * Quilt_ptr
Definition: quilt.h:90
Knot * breakpoints
Definition: quilt.h:59
int index
Definition: quilt.h:56
int bdry[2]
Definition: quilt.h:57
REAL step_size
Definition: quilt.h:58
int order
Definition: quilt.h:55
int stride
Definition: quilt.h:52
int offset
Definition: quilt.h:54
int width
Definition: quilt.h:53