#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidSphere(0.3,30,30); ///實心球
glutSwapBuffers();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("08160456 一顆球");
glutDisplayFunc(display);
glutMainLoop();
}
球球加一個背景,(設定glTimerFunc讓顏色晚點出來)
#include <GL/glut.h>void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidSphere(0.3,30,30); ///實心球
glutSwapBuffers();
}
void timer(int t){
glClearColor(1,0,1,0); ///消除背景色彩,粉紅色
display();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("08160456 一顆球");
glutDisplayFunc(display);
glutTimerFunc( 3000,timer,0);
///等多久,1000=1秒
glutMainLoop();
}
把程式小改glutSolidSphere --> glutWireSphere
讓球變成空心的
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutWireSphere(0.3,12,5); ///空心的圓球
glutSwapBuffers();
}
void timer(int t)
{
glClearColor(1,0,1,0); ///消除背景色彩,粉紅色
display();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("08160456 一顆球");
glutDisplayFunc(display);
glutTimerFunc( 10000,timer,0);
///等多久,1000=1秒
glutMainLoop();
}
轉轉方方
#include <GL/glut.h>
int angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidCube(0.3); ///實心球
glPopMatrix();
glutSwapBuffers();
}
void timer(int t){ ///鬧鐘響 timer響
glutTimerFunc(30,timer,t+1); ///設下一個鬧鐘
angle++;
display();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("08160465 轉轉方方");
glutDisplayFunc(display);
glutTimerFunc( 2000,timer,0);///睡前第一個鬧鐘
glutMainLoop();
}
正反轉轉方方
#include <GL/glut.h>
int angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidCube(0.3); ///實心球
glPopMatrix();
glutSwapBuffers();
}
int diff=1; ///變數
void timer(int t){ ///鬧鐘響 timer響
glutTimerFunc(20,timer,t+1); ///設下一個鬧鐘
angle+= diff;
if(angle>180) diff = -diff; ///反向轉 若轉角超過180便反轉
if(angle<0) diff = -diff;
display();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("08160465 轉轉方方");
glutDisplayFunc(display);
glutTimerFunc( 2000,timer,0);///睡前第一個鬧鐘
glutMainLoop();
}
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