ReactOS 0.4.15-dev-7928-g68a8619
trimline.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 *
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15 * shall be included in all copies or substantial portions of the Software.
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29 */
30
31/*
32 * trimline.h
33 *
34 */
35
36#ifndef __glutrimline_h_
37#define __glutrimline_h_
38
39class Arc;
40class Backend;
41
42//#include "trimvertex.h"
43#include "jarcloc.h"
44
45
46class Trimline {
47private:
50 long i;
51 long size;
55 void reset( void ) { numverts = 0; }
56 inline void grow( long );
57 inline void swap( void );
58 inline void append( TrimVertex * );
59 static long interpvert( TrimVertex *, TrimVertex *, TrimVertex *, REAL );
60
61
62
63public:
64 Trimline();
65 ~Trimline();
66 void init( TrimVertex * );
67 void init( long, Arc_ptr, long );
68 void getNextPt( void );
69 void getPrevPt( void );
70 void getNextPts( REAL, Backend & );
71 void getPrevPts( REAL, Backend & );
72 void getNextPts( Arc_ptr );
73 void getPrevPts( Arc_ptr );
74 inline TrimVertex * next( void );
75 inline TrimVertex * prev( void );
76 inline TrimVertex * first( void );
77 inline TrimVertex * last( void );
78};
79
80inline TrimVertex *
82{
83 if( i < numverts) return pts[i++]; else return 0;
84}
85
86inline TrimVertex *
88{
89 if( i >= 0 ) return pts[i--]; else return 0;
90}
91
92inline TrimVertex *
94{
95 i = 0; return pts[i];
96}
97
98inline TrimVertex *
100{
101 i = numverts; return pts[--i];
102}
103#endif /* __glutrimline_h_ */
Definition: arc.h:55
void append(TrimVertex *)
Definition: trimline.cc:76
TrimVertex b
Definition: trimline.h:53
Jarcloc jarcl
Definition: trimline.h:52
void reset(void)
Definition: trimline.h:55
TrimVertex * binterp
Definition: trimline.h:54
TrimVertex t
Definition: trimline.h:53
TrimVertex * tinterp
Definition: trimline.h:54
void getNextPts(REAL, Backend &)
Definition: trimline.cc:115
TrimVertex * prev(void)
Definition: trimline.h:87
~Trimline()
Definition: trimline.cc:52
TrimVertex * first(void)
Definition: trimline.h:93
void grow(long)
Definition: trimline.cc:66
static long interpvert(TrimVertex *, TrimVertex *, TrimVertex *, REAL)
Definition: trimline.cc:195
TrimVertex ** pts
Definition: trimline.h:48
void getNextPt(void)
Definition: trimline.cc:98
Trimline()
Definition: trimline.cc:46
long numverts
Definition: trimline.h:49
void getPrevPt(void)
Definition: trimline.cc:104
long i
Definition: trimline.h:50
long size
Definition: trimline.h:51
void swap(void)
Definition: trimline.cc:90
void getPrevPts(REAL, Backend &)
Definition: trimline.cc:137
TrimVertex * last(void)
Definition: trimline.h:99
TrimVertex * next(void)
Definition: trimline.h:81
class Arc * Arc_ptr
Definition: arc.h:50
float REAL
Definition: types.h:41
static int init
Definition: wintirpc.c:33