ReactOS 0.4.15-dev-7660-g0086d05
primitiveStream.cc
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1/*
2** License Applicability. Except to the extent portions of this file are
3** made subject to an alternative license as permitted in the SGI Free
4** Software License B, Version 1.1 (the "License"), the contents of this
5** file are subject only to the provisions of the License. You may not use
6** this file except in compliance with the License. You may obtain a copy
7** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
8** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
9**
10** http://oss.sgi.com/projects/FreeB
11**
12** Note that, as provided in the License, the Software is distributed on an
13** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
14** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
15** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
16** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
17**
18** Original Code. The Original Code is: OpenGL Sample Implementation,
19** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
20** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
21** Copyright in any portions created by third parties is as indicated
22** elsewhere herein. All Rights Reserved.
23**
24** Additional Notice Provisions: The application programming interfaces
25** established by SGI in conjunction with the Original Code are The
26** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
27** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
28** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
29** Window System(R) (Version 1.3), released October 19, 1998. This software
30** was created using the OpenGL(R) version 1.2.1 Sample Implementation
31** published by SGI, but has not been independently verified as being
32** compliant with the OpenGL(R) version 1.2.1 Specification.
33**
34*/
35/*
36*/
37
38#include "gluos.h"
39//#include <stdlib.h>
40//#include <stdio.h>
41#include <assert.h>
42#include <GL/gl.h>
43
44#include "primitiveStream.h"
45
47{
48 Int i;
49 Int ret=0;
50 for(i=0; i<index_lengths; i++)
51 {
52 ret += lengths[i]-2;
53 }
54 return ret;
55}
56
57
58
59/*the begining of inserting a new primitive.
60 *reset counter to be 0.
61 */
63{
64 counter = 0;
65}
66
68{
69 /*if the space cannot hold u and v,
70 *we have to expand the array
71 */
73 Real* temp = (Real*) malloc (sizeof(Real) * (2*size_vertices + 2));
74 assert(temp);
75
76 /*copy*/
77 for(Int i=0; i<index_vertices; i++)
78 temp[i] = vertices[i];
79
81 vertices = temp;
83 }
84
87 counter++;
88}
89
90/*the end of a primitive.
91 *increase index_lengths
92 */
94{
95 Int i;
96 /*if there is no vertex in this primitive,
97 *nothing needs to be done
98 */
99 if(counter == 0) return ;
100
102 Int* temp = (Int*) malloc(sizeof(Int) * (2*size_lengths + 2));
103 assert(temp);
104 Int* tempTypes = (Int*) malloc(sizeof(Int) * (2*size_lengths + 2));
105 assert(tempTypes);
106
107 /*copy*/
108 for(i=0; i<index_lengths; i++){
109 temp[i] = lengths[i];
110 tempTypes[i] = types[i];
111 }
112
113 free(lengths);
114 free(types);
115 lengths = temp;
116 types = tempTypes;
118 }
122}
123
125{
126 Int i,j,k;
127 printf("index_lengths=%i,size_lengths=%i\n", index_lengths, size_lengths);
128 printf("index_vertices=%i,size_vertices=%i\n", index_vertices, size_vertices);
129 k=0;
130 for(i=0; i<index_lengths; i++)
131 {
133 printf("primitive-FAN:\n");
134 else
135 printf("primitive-STRIP:\n");
136 for(j=0; j<lengths[i]; j++)
137 {
138 printf("(%f,%f) ", vertices[k], vertices[k+1]);
139 k += 2;
140 }
141 printf("\n");
142 }
143}
144
145primStream::primStream(Int sizeLengths, Int sizeVertices)
146{
147 lengths = (Int*)malloc (sizeof(Int) * sizeLengths);
149 types = (Int*)malloc (sizeof(Int) * sizeLengths);
150 assert(types);
151
152 vertices = (Real*) malloc(sizeof(Real) * sizeVertices);
154
155 index_lengths = 0;
156 index_vertices = 0;
157 size_lengths = sizeLengths;
158 size_vertices = sizeVertices;
159
160 counter = 0;
161}
162
164{
165 free(lengths);
166 free(types);
167 free(vertices);
168}
169
171{
172 Int i,j,k;
173 k=0;
174 for(i=0; i<index_lengths; i++)
175 {
176 switch(types[i]){
179 break;
182 break;
183 }
184
185 for(j=0; j<lengths[i]; j++){
187 k += 2;
188 }
189 glEnd();
190 }
191}
192
return
Definition: dirsup.c:529
Int num_triangles()
primStream(Int sizeLengths, Int sizeVertices)
void insert(Real u, Real v)
Real * vertices
void end(Int type)
#define free
Definition: debug_ros.c:5
#define malloc
Definition: debug_ros.c:4
int Int
Definition: definitions.h:37
float Real
Definition: definitions.h:36
#define assert(x)
Definition: debug.h:53
#define printf
Definition: freeldr.h:94
#define GL_TRIANGLE_FAN
Definition: gl.h:196
const GLdouble * v
Definition: gl.h:2040
GLuint GLuint GLsizei GLenum type
Definition: gl.h:1545
GLAPI void GLAPIENTRY glBegin(GLenum mode)
GLAPI void GLAPIENTRY glEnd(void)
#define GL_TRIANGLE_STRIP
Definition: gl.h:195
GLAPI void GLAPIENTRY glVertex2fv(const GLfloat *v)
GLsizei GLenum GLenum GLuint GLenum GLsizei * lengths
Definition: glext.h:7753
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
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 GLint GLint j
Definition: glfuncs.h:250
int k
Definition: mpi.c:3369
@ PRIMITIVE_STREAM_FAN
@ PRIMITIVE_STREAM_STRIP
static calc_node_t temp
Definition: rpn_ieee.c:38
Definition: cmds.c:130
int ret