非等速
#include <GL/glut.h> //呼叫GLUT_外掛
#include <stdio.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidTeapot(0.3); /// 呼叫茶壺圖示
glPopMatrix();
glutSwapBuffers();
printf("%.1f\n",angle);
angle++;
}
int main(int argc ,char *argv[]) //呼叫main函式
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("05160655_Week04_Transformation"); /// 視窗標題
glutIdleFunc(display);
glutDisplayFunc(display);
glutMainLoop(); // 函式迴圈
}
手動
#include <GL/glut.h> //呼叫GLUT_外掛
#include <stdio.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);
glutSolidTeapot(0.3); /// 呼叫茶壺圖示
glPopMatrix();
glutSwapBuffers();
}
void mouse (int button,int state,int x,int y)
{
}
void motion (int x,int y)
{
angle=x;
glutPostRedisplay();
}
int main(int argc ,char *argv[]) //呼叫main函式
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("05160655_Week04_Transformation"); /// 視窗標題
glutMouseFunc(mouse);
glutMotionFunc(motion);
///glutIdleFunc(display);
glutDisplayFunc(display);
glutMainLoop(); // 函式迴圈
}



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