.

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);

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();

}