1.下載opencv2.1
2.設定opencv
(1)File-New-Project(右上Console)
(2)Project-Build設定
Directory:Compile
C:\opencv2.1\include
Link C:\opencv2.1\lib
Link

顯示出2D平面圖片
#include <opencv/highgui.h>
int main()
{
IplImage * img = cvLoadImage("Image.jpg");
cvNamedWindow("2D");
cvShowImage("2D", img);
cvWaitKey(0);
}
創造出2D與3D的圖形
將兩者分開來
#include <opencv/highgui.h>
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle, 0,1,0);
glutSolidTeapot(0.3);
glPopMatrix();
glFlush();
angle+=0.1;
}
int main(int argc, char**argv)
{
IplImage * img = cvLoadImage("Image.jpg");
cvNamedWindow("2D");
cvShowImage("2D", img);
cvWaitKey(1);
glutInit(&argc, argv);
glutCreateWindow("3D");
glutDisplayFunc(display);
glutIdleFunc(display);
glutMainLoop();
}
將2D與3D合成出來
形成立體旋轉圖形
#include <opencv/highgui.h>
#include <opencv/cv.h>
#include <GL/glut.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(0.3);
glPopMatrix();
glFlush();
angle+=0.1;
}
void myInit()
{ IplImage * img = cvLoadImage("image.jpg");
cvCvtColor(img,img, CV_BGR2RGB);
glEnable(GL_TEXTURE_2D);
GLuint id;
glGenTextures(1, &id);
glBindTexture(GL_TEXTURE_2D, 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);
}
int main(int argc, char**argv)
{ glutInit(&argc, argv);
glutCreateWindow("3D");
glutDisplayFunc(display);
glutIdleFunc(display);
myInit();
glutMainLoop();
}
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