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OpenGL初使用,glut库安装(vs2013)

2015-04-21 22:18 344 查看
最近要开始做三维重建,需要使用opencv 和 openGL,第一次使用OpenGL,当然要从装glut库来开始。

glut 库文件下载地址如下:http://download.csdn.net/detail/hyqsong/8618163

安装步奏如下:

1.将glut.h,放在vs2013安装目录的include下,新建一个GL目录(没有的话):例如我的路径是: C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\include\GL

2.将glut.lib和glut32.lib放在vs2013安装目录的lib下:例如我的路径是:C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\lib

3.将glut.dll和glut32.dll放在系统的系统目录下面:例如我的路径是:C:\Windows\System32 和C:\Windows\SysWOW64(最好两个都复制一遍)

这里给出一个OpenGL的例子程序,用来验证自己是不是搞定OpenGL了,如下(复制到新建的win32项目下即可)

#include <GL/glut.h>

#include <stdlib.h>

#include <math.h>

#include <stdio.h>

static int year = 0,spin=0, day = 0;

static GLint fogMode;

const int n = 100;

const GLfloat R = 1.0f;

const GLfloat Pi = 3.1415926536f;

void DrawCircle()

{

int i;

glClear(GL_COLOR_BUFFER_BIT);

glBegin(GL_LINE_LOOP);

for (i = 0; i < n; ++i)

{

glColor3f(1.0, 0.0, 0.0);

glVertex2f(R*cos(2 * Pi / n*i), R*sin(2 * Pi / n*i));

}

glEnd();

glFlush();

}

void init(void)

{

GLfloat position[] = { 0.5, 0.5, 3.0, 0.0 };

glEnable(GL_DEPTH_TEST); //防止遮挡

glLightfv(GL_LIGHT0, GL_POSITION, position);

glEnable(GL_LIGHTING);

glEnable(GL_LIGHT0);

{

GLfloat mat[3] = { 0.1745, 0.01175, 0.01175 };

glMaterialfv(GL_FRONT, GL_AMBIENT, mat);

mat[0] = 0.61424; mat[1] = 0.04136; mat[2] = 0.04136;

glMaterialfv(GL_FRONT, GL_DIFFUSE, mat);

mat[0] = 0.727811; mat[1] = 0.626959; mat[2] = 0.626959;

glMaterialfv(GL_FRONT, GL_SPECULAR, mat);

glMaterialf(GL_FRONT, GL_SHININESS, 0.6*128.0);

}

glEnable(GL_FOG);

{

GLfloat fogColor[4] = { 0.5, 0.5, 0.5, 1.0 };

fogMode = GL_EXP;

glFogi(GL_FOG_MODE, fogMode);

glFogfv(GL_FOG_COLOR, fogColor);

glFogf(GL_FOG_DENSITY, 0.35);

glHint(GL_FOG_HINT, GL_DONT_CARE);

glFogf(GL_FOG_START, 1.0);

glFogf(GL_FOG_END, 5.0);

}

glClearColor(0.5, 0.9, 0.9, 1.0); /* fog color */

}

void display(void)

{

glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

glColor3f(0.0, 1.0, 1.0);

glPushMatrix(); //记住自己的位置

glutSolidSphere(1.0, 20, 16); /* 画太阳半径、 20经度、16纬度*/

glRotatef(spin, 0.0, 1.0, 0.0); //自转,绕着一个向量以给定角度旋转(正的为逆时针)

glTranslatef(2.0, 1.0, 0.0);

glRotatef(spin, 1.0, 0.0, 0.0); //公转

glRectf(0.1,0.1,0.5,0.5);

glColor3f(0.0, 0.0, 1.0);

glutWireSphere(0.2, 8, 8); /* 画第一颗小行星 */

glColor3f(1.0, 0.0, 0.0);

glTranslatef(2.0, 1.0, 0.0);

glRotatef(2 * spin, 0.0, 1.0, 0.0);

glutSolidSphere(0.5, 16, 8);

glPopMatrix();//回到原来的位置

glutSwapBuffers();

}

void spinDisplay(void)

{

spin = spin + 2;

if (spin > 360)

spin = spin - 360;

glutPostRedisplay();

}

void mouse(int button,int state,int x,int y )

{

switch (button)

{

case GLUT_LEFT_BUTTON:

if (state == GLUT_DOWN)

glutIdleFunc(spinDisplay);

break;

case GLUT_MIDDLE_BUTTON:

if (state == GLUT_DOWN)

glutIdleFunc(NULL);

break;

default:

break;

}

}

void reshape(int w, int h)

{

glViewport(0, 0, (GLsizei)w, (GLsizei)h);

glMatrixMode(GL_PROJECTION);

glLoadIdentity();

gluPerspective(60.0, (GLfloat)w / (GLfloat)h, 0.5, 20.0);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

gluLookAt(0.0, 10.0, 10.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);

}

void keyboard(unsigned char key, int x, int y)

{

switch (key) {

case 'd':

day = (day + 10) % 360;

glutPostRedisplay();

break;

case 'D':

day = (day - 10) % 360;

glutPostRedisplay();

break;

case 'y':

year = (year + 5) % 360;

glutPostRedisplay();

break;

case 'Y':

year = (year - 5) % 360;

glutPostRedisplay();

break;

case 27:

exit(0);

break;

default:

break;

}

}

int main(int argc, char** argv)

{

glutInit(&argc, argv);

glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB);

glutInitWindowSize(400, 400);

glutInitWindowPosition(100, 100);

glutCreateWindow("OpengGL 程序设计--杨超");

init();

//glutDisplayFunc(DrawCircle);

glutDisplayFunc(display);

glutReshapeFunc(reshape);

//glutKeyboardFunc(keyboard);

glutMouseFunc(mouse);

glutMainLoop();

return 0;

}

编译后能正确运行说明配置成功!



参考自:http://jingyan.baidu.com/article/d5c4b52bca5005da560dc5d6.html


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