改變位置
glTranslatef(0.2,0.2,0);
glutSolidTeapot(0.3);
glutSwapBuffers();
固定茶杯的位置
glPushMatrix();
glTranslatef(0.2,0.2,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
移動茶壺
#include <GL/glut.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;///更新x,y
display();///再畫display()
}
int main(int argc, char ** argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("06160221");
glutDisplayFunc(display);
glutMotionFunc(motion);
glutMainLoop();
}
沒有留言:
張貼留言