
glTranslatef(0.3,0.3,0); (改變茶杯位置)
glPushMatrix();+glPopMatrix(); (讓茶杯不亂跑)
#include <GL/glut.h>
#include <stdio.h>
float x=0, y=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef((x-150)/150.0,-(y-150)/150.0,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
void motion(int nowx,int nowy){
x=nowx;
y=nowy;
display();
}
int main(int argc,char ** argv){
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("xdd");
glutMotionFunc(motion);
glutMainLoop();
}
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