#include <GL/glut.h>
float teapotX=0, teapotY=0;
void keyboard(unsigned char key, int x,int y)
{
if(key=='a') teapotX+=0.1;
if(key=='b') teapotX-=0.1;
if(key=='c') teapotY+=0.1;
if(key=='d') teapotY-=0.1;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(teapotX, teapotY, 0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week10");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMainLoop();
}
可以上下左右移動的茶壺
#include <GL/glut.h>
#include <stdio.h>//讓你的 printf可以運作
float teapotX=0 ,teapotY=0;
float angleX=0, startX=0;
/*void keyboard(unsigned char key, int x,int y)
{// new
printf("%c %d %d\n", key ,x,y);
if(key=='a') teapotX+=0.1;
if(key=='b') teapotX-=0.1;
if(key=='c') teapotY+=0.1;
if(key=='d') teapotY-=0.1;
glutPostRedisplay();// 小心 要重劃畫面
}*/
void mouse(int button, int state ,int x, int y)
{
printf("%d %d %d %d\n",button,state,x,y);
startX=x;
}
void motion(int x,int y)
{
printf("%d%d\n",x,y);
angleX+=(x-startX);
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(teapotX, teapotY ,0);
glRotatef(angleX , 0,1,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week10");
glutDisplayFunc(display);//new
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutMainLoop();
}
#include <GL/glut.h>
#include <stdio.h>//讓你的 printf可以運作
float teapotX=0 ,teapotY=0;
float angleX=0, startX=0;
/*void keyboard(unsigned char key, int x,int y)
{// new
printf("%c %d %d\n", key ,x,y);
if(key=='a') teapotX+=0.1;
if(key=='b') teapotX-=0.1;
if(key=='c') teapotY+=0.1;
if(key=='d') teapotY-=0.1;
glutPostRedisplay();// 小心 要重劃畫面
}*/
void mouse(int button, int state ,int x, int y)
{
printf("%d %d %d %d\n",button,state,x,y);
startX=x;
}
void motion(int x,int y)
{
printf("%d%d\n",x,y);
angleX+=(x-startX);
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(teapotX, teapotY ,0);
glRotatef(angleX , 0,1,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main()
{
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week10");
glutDisplayFunc(display);//new
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutMainLoop();
}
可以轉嚕~~~~~~



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