01163052_高健智,HW08,week08

#include <GL/glut.h>

#include <opencv/highgui.h>

#include <opencv/cv.h>

GLUquadric * quad=NULL; 

float angle =0;

void display()

{

glEnable(GL_DEPTH_TEST);

glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);

glPushMatrix();

glRotatef(90,1,0,0);

glRotatef(angle,0,0,1);

gluQuadricTexture(quad,true);

gluSphere(quad,0.8,30,30);

glPopMatrix();

glutSwapBuffers();

}

void idle()

{

angle++;

glutPostRedisplay();

}

int main(){

glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

glutCreateWindow("Week08");

glutDisplayFunc(display);

glutIdleFunc(idle);

GLuint id;

IplImage * img =cvLoadImage("earth.jpg");

cvCvtColor(img,img,CV_BGR2RGB);

glEnable(GL_TEXTURE_2D);

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();

}