ReactOS  0.4.14-dev-854-gb9426a3
trimline.h
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30 
31 /*
32  * trimline.h
33  *
34  */
35 
36 #ifndef __glutrimline_h_
37 #define __glutrimline_h_
38 
39 class Arc;
40 class Backend;
41 
42 //#include "trimvertex.h"
43 #include "jarcloc.h"
44 
45 
46 class Trimline {
47 private:
49  long numverts;
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 
63 public:
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 
80 inline TrimVertex *
82 {
83  if( i < numverts) return pts[i++]; else return 0;
84 }
85 
86 inline TrimVertex *
88 {
89  if( i >= 0 ) return pts[i--]; else return 0;
90 }
91 
92 inline TrimVertex *
94 {
95  i = 0; return pts[i];
96 }
97 
98 inline TrimVertex *
100 {
101  i = numverts; return pts[--i];
102 }
103 #endif /* __glutrimline_h_ */
Trimline()
Definition: trimline.cc:46
void append(TrimVertex *)
Definition: trimline.cc:76
TrimVertex * prev(void)
Definition: trimline.h:87
void init(TrimVertex *)
Definition: trimline.cc:58
TrimVertex * first(void)
Definition: trimline.h:93
void reset(void)
Definition: trimline.h:55
~Trimline()
Definition: trimline.cc:52
long numverts
Definition: trimline.h:49
long size
Definition: trimline.h:51
void getPrevPts(REAL, Backend &)
Definition: trimline.cc:137
Jarcloc jarcl
Definition: trimline.h:52
Definition: arc.h:55
TrimVertex b
Definition: trimline.h:53
static long interpvert(TrimVertex *, TrimVertex *, TrimVertex *, REAL)
Definition: trimline.cc:195
void grow(long)
Definition: trimline.cc:66
TrimVertex * tinterp
Definition: trimline.h:54
TrimVertex * binterp
Definition: trimline.h:54
TrimVertex t
Definition: trimline.h:53
void getNextPts(REAL, Backend &)
Definition: trimline.cc:115
long i
Definition: trimline.h:50
void swap(void)
Definition: trimline.cc:90
void getNextPt(void)
Definition: trimline.cc:98
TrimVertex ** pts
Definition: trimline.h:48
class Arc * Arc_ptr
Definition: arc.h:50
TrimVertex * next(void)
Definition: trimline.h:81
void getPrevPt(void)
Definition: trimline.cc:104
float REAL
Definition: types.h:41
TrimVertex * last(void)
Definition: trimline.h:99