ReactOS 0.4.15-dev-8102-g108db8f
monoTriangulation.h
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30/*
31*/
32
33#ifndef _MONO_TRIANGULATION_H
34#define _MONO_TRIANGULATION_H
35
36//#include "definitions.h"
37#include "primitiveStream.h"
38#include "directedLine.h"
39#include "arc.h"
40
41class Backend;
42
45 /*the order of the polygon vertices: either q[0],q[1].., or
46 * q[n-1], q[n-2], ..., q[0]
47 *this order determines the interior of the polygon, so it
48 *also used to determines whether a chain is reflex or convex
49 */
52 Int size_queue; /*allocated size*/
53
54public:
57
58 void insert(Real u, Real v);
59 void insert(Real v[2]);
60
61 void processNewVertex(Real v[2], primStream* pStream);
62 void outputFan(Real v[2], primStream* pStream);
63
64 void processNewVertex(Real v[2], Backend* backend);
65 void outputFan(Real v[2], Backend* backend);
66
67 void print();
68};
69
70/*dynamic array of pointers to reals.
71 *Intended to store an array of (u,v).
72 *Notice that it doesn't allocate or dealocate the space
73 *for the (u,v) themselfs. So it assums that someone else
74 *is taking care of them, while this class only plays with
75 *the pointers.
76 */
81public:
83 vertexArray(Real vertices[][2], Int nVertices);
85 void appendVertex(Real* ptr); /*the content (pointed by ptr is NOT copied*/
86 Real* getVertex(Int i) {return array[i];}
87 Real** getArray() {return array;}
90 Int findIndexAboveGen(Real v, Int startIndex, Int EndIndex);
91 Int findIndexBelowGen(Real v, Int startIndex, Int EndIndex);
92 Int findIndexStrictBelowGen(Real v, Int startIndex, Int EndIndex);
93 Int findIndexFirstAboveEqualGen(Real v, Int startIndex, Int endIndex);
95 //return i such that fron [i+1, end] is strictly U-monotone (left to right
97 void print();
98};
99
100void monoTriangulation(directedLine* monoPolygon, primStream* pStream);
101
102void monoTriangulationRec(Real* topVertex, Real* botVertex,
103 vertexArray* inc_chain, Int inc_current,
104 vertexArray* dec_chain, Int dec_current,
105 primStream* pStream);
106
107void monoTriangulationRec(directedLine* inc_chain, Int inc_index,
108 directedLine* dec_chain, Int dec_index,
109 directedLine* topVertex, Int top_index,
110 directedLine* botVertex,
111 primStream* pStream);
112
113/*the chain could be increasing or decreasing, although we use the
114 * name inc_chain.
115 *the argument is_increase_chain indicates whether this chain
116 *is increasing (left chain in V-monotone case) or decreaing (right chain
117 *in V-monotone case).
118 */
119void monoTriangulation2(Real* topVertex, Real* botVertex,
120 vertexArray* inc_chain, Int inc_smallIndex,
121 Int inc_largeIndex,
122 Int is_increase_chain,
123 primStream* pStream);
124void monoTriangulationRecGen(Real* topVertex, Real* botVertex,
125 vertexArray* inc_chain, Int inc_current, Int inc_end,
126 vertexArray* dec_chain, Int dec_current, Int dec_end,
127 primStream* pStream);
128
129void monoTriangulationRecGenOpt(Real* topVertex, Real* botVertex,
130 vertexArray* inc_chain, Int inc_current, Int inc_end,
131 vertexArray* dec_chain, Int dec_current, Int dec_end,
132 primStream* pStream);
133
134void triangulateXYMonoTB(Int n_left, Real** leftVerts,
135 Int n_right, Real** rightVerts,
136 primStream* pStream);
137
138void monoTriangulationRecGenTBOpt(Real* topVertex, Real* botVertex,
139 vertexArray* inc_chain, Int inc_current, Int inc_end,
140 vertexArray* dec_chain, Int dec_current, Int dec_end,
141 primStream* pStream);
142
143void monoTriangulationRecOpt(Real* topVertex, Real* botVertex,
144 vertexArray* left_chain, Int left_current,
145 vertexArray* right_chain, Int right_current,
146 primStream* pStream);
147
148void monoTriangulationRecFunGen(Real* topVertex, Real* botVertex,
149 vertexArray* inc_chain, Int inc_current, Int inc_end,
150 vertexArray* dec_chain, Int dec_current, Int dec_end,
151 Int (*compFun)(Real*, Real*),
152 primStream* pStream);
153
154void monoTriangulationRecFun(Real* topVertex, Real* botVertex,
155 vertexArray* inc_chain, Int inc_current,
156 vertexArray* dec_chain, Int dec_current,
157 Int (*compFun)(Real*, Real*),
158 primStream* pStream);
159void monoTriangulationFun(directedLine* monoPolygon,
160 Int (*compFun)(Real*, Real*), primStream* pStream);
161
162
163
164
165void monoTriangulationRec(Real* topVertex, Real* botVertex,
166 vertexArray* inc_chain, Int inc_current,
167 vertexArray* dec_chain, Int dec_current,
168 Backend* backend);
169
170void monoTriangulationFunBackend(Arc_ptr loop, Int (*compFun)(Real*, Real*), Backend* backend);
171
172void monoTriangulationRecFunBackend(Real* topVertex, Real* botVertex,
173 vertexArray* inc_chain, Int inc_current,
174 vertexArray* dec_chain, Int dec_current,
175 Int (*compFun)(Real*, Real*),
176 Backend* backend);
177
178void monoTriangulationOpt(directedLine* poly, primStream* pStream);
179
180#endif
181
182
183
184
void outputFan(Real v[2], primStream *pStream)
void processNewVertex(Real v[2], primStream *pStream)
Real ** getArray()
Real * getVertex(Int i)
Int findIndexAbove(Real v)
Int findIndexStrictBelowGen(Real v, Int startIndex, Int EndIndex)
Int skipEqualityFromStart(Real v, Int start, Int end)
Int findIndexFirstAboveEqualGen(Real v, Int startIndex, Int endIndex)
void appendVertex(Real *ptr)
vertexArray(Real vertices[][2], Int nVertices)
Int findIndexBelowGen(Real v, Int startIndex, Int EndIndex)
Int findDecreaseChainFromEnd(Int begin, Int end)
Int findIndexAboveGen(Real v, Int startIndex, Int EndIndex)
int Int
Definition: definitions.h:37
float Real
Definition: definitions.h:36
Real Real2[2]
Definition: definitions.h:38
class Arc * Arc_ptr
Definition: arc.h:50
GLuint start
Definition: gl.h:1545
const GLdouble * v
Definition: gl.h:2040
GLdouble s
Definition: gl.h:2039
GLuint GLuint end
Definition: gl.h:1545
GLsizeiptr size
Definition: glext.h:5919
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble * u
Definition: glfuncs.h:240
static PVOID ptr
Definition: dispmode.c:27
void triangulateXYMonoTB(Int n_left, Real **leftVerts, Int n_right, Real **rightVerts, primStream *pStream)
void monoTriangulationRecGen(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, Int inc_end, vertexArray *dec_chain, Int dec_current, Int dec_end, primStream *pStream)
void monoTriangulationFunBackend(Arc_ptr loop, Int(*compFun)(Real *, Real *), Backend *backend)
void monoTriangulationRecFunGen(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, Int inc_end, vertexArray *dec_chain, Int dec_current, Int dec_end, Int(*compFun)(Real *, Real *), primStream *pStream)
void monoTriangulation2(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_smallIndex, Int inc_largeIndex, Int is_increase_chain, primStream *pStream)
void monoTriangulationRecGenOpt(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, Int inc_end, vertexArray *dec_chain, Int dec_current, Int dec_end, primStream *pStream)
void monoTriangulationRecGenTBOpt(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, Int inc_end, vertexArray *dec_chain, Int dec_current, Int dec_end, primStream *pStream)
void monoTriangulationFun(directedLine *monoPolygon, Int(*compFun)(Real *, Real *), primStream *pStream)
void monoTriangulationRecFun(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, vertexArray *dec_chain, Int dec_current, Int(*compFun)(Real *, Real *), primStream *pStream)
void monoTriangulationRecOpt(Real *topVertex, Real *botVertex, vertexArray *left_chain, Int left_current, vertexArray *right_chain, Int right_current, primStream *pStream)
void monoTriangulation(directedLine *monoPolygon, primStream *pStream)
void monoTriangulationRecFunBackend(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, vertexArray *dec_chain, Int dec_current, Int(*compFun)(Real *, Real *), Backend *backend)
void monoTriangulationRec(Real *topVertex, Real *botVertex, vertexArray *inc_chain, Int inc_current, vertexArray *dec_chain, Int dec_current, primStream *pStream)
void monoTriangulationOpt(directedLine *poly, primStream *pStream)
static clock_t begin
Definition: xmllint.c:458
static int insert
Definition: xmllint.c:138