1.先做跟上禮拜一樣的水壺
#include<GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main(int argc, char ** argv)
{
glutInit( &argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("08160812我是鬼");
glutDisplayFunc(display);
glutMainLoop();
}
1.使用上禮拜的程式碼
2.改變形狀
3.加入(按下滑鼠)就產生程式碼的指令
#include<GL/glut.h>
#include<stdio.h>
void display()
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glBegin(GL_POLYGON);
glVertex2f((140-150)/150.0,-(114-150)/150.0);
glVertex2f((157-150)/150.0,-(111-150)/150.0);
glVertex2f((185-150)/150.0,-(129-150)/150.0);
glVertex2f((210-150)/150.0,-(126-150)/150.0);
glVertex2f((227-150)/150.0,-(129-150)/150.0);
glVertex2f((211-150)/150.0,-(165-150)/150.0);
glVertex2f((186-150)/150.0,-(186-150)/150.0);
glVertex2f((124-150)/150.0,-(188-150)/150.0);
glVertex2f((105-150)/150.0,-(176-150)/150.0);
glVertex2f((79-150)/150.0,-(145-150)/150.0);
glVertex2f((84-150)/150.0,-(133-150)/150.0);
glVertex2f((114-150)/150.0,-(128-150)/150.0);
glVertex2f((137-150)/150.0,-(116-150)/150.0);
glEnd();
glutSwapBuffers();
}
void mouse(int button,int state,int x,int y)
{
if(state==GLUT_DOWN){
printf("glVertex3f((%d-150)/150.0,-(%d-150)/150.0;\n",x,y);
}
}
int main(int argc, char ** argv)
{
glutInit( &argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week04 mouse");
glutDisplayFunc(display);
glutMainLoop();
}



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