貼圖

#include<opencv/highgui.h>
#include<GL/glut.h>
#include<opencv/cv.h>

void display()
{
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("01160784");
glutDisplayFunc(display);
glEnable(GL_TEXTURE_2D);
IplImage*img=cvLoadImage("earth.jpg");
cvCvtColor(img,img,CV_BGR2RGB);
GLuint id;
glGenTextures(1,&id);
glBindTexture(GL_TEXTURE_2D,id);

glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D,0,GL_RGB,img->width,img->height,0,GL_RGB,GL_UNSIGNED_BYTE,img->imageData);

glutMainLoop();
}

#include <opencv/highgui.h>
#include <opencv/cv.h>
#include <GL/glut.h>
GLUquadric *quad = NULL;
float angle=0;
void display()
{
 glEnable(GL_DEPTH_TEST);
 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

 glPushMatrix();
  glRotatef(angle, 0,1,0);
  glRotatef(90,1,0,0);
  gluQuadricTexture(quad, true);
  gluSphere(quad,1,30,30);
 glPopMatrix();
 glutSwapBuffers();
}
void idle()
{
 angle += 1;
 glutPostRedisplay();
}
int main()
{
 glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH);
 glutCreateWindow("teapot");
 glutDisplayFunc(display);
 glutIdleFunc(idle);
 //貼圖
 glEnable(GL_TEXTURE_2D);
 IplImage *img = cvLoadImage("earth.jpg");
 cvCvtColor(img, img, CV_BGR2RGB);
 GLuint id;
 glGenTextures(1, &id);
 glBindTexture(GL_TEXTURE_2D, id);

 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_LINEAR);
 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_LINEAR);
 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);
 //--------
 quad = gluNewQuadric();
 glutMainLoop();
}