WEEK10_CASH

今天學到的是要把圖片貼在茶壺上...

貼上去之後長這樣








程式碼

#include <opencv/highgui.h>
#include <GL/glut.h>
#include <opencv/cv.h>
float angle=0;
void display()
{
    glEnable(GL_DEPTH_TEST);
    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
    glPushMatrix();
        glRotatef(angle,0,1,0);
        glutSolidTeapot(0.8);
    glPopMatrix();
    glFlush();
    angle+=0.1;
}
void myInit()
{   IplImage * img = cvLoadImage("image.jpg"); ///讀圖
    cvCvtColor(img,img, CV_BGR2RGB); ///轉色
    glEnable(GL_TEXTURE_2D); ///貼圖
    GLuint id; ///貼圖ID
    glGenTextures(1, &id); /// 產生貼圖ID
    glBindTexture(GL_TEXTURE_2D, id); ///綁定貼圖ID
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, img->width, img->height, 0, GL_RGB, GL_UNSIGNED_BYTE, img->imageData);
}   ///貼圖影像資料設定
int main(int argc,char**argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("3D");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    myInit();
    glutMainLoop();
}