02160145_方得榮 Week5

hw01:劃出一個3D圖形

#include <GL/glut.h>//宣告外掛程式
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glBegin(GL_POLYGON);
        glColor3f(1,0,0);//調整三原色
        glVertex3f(0.1,0.1,0.8);
        glVertex3f(-0.1,0.1,0.8);
        glVertex3f(-0.1,-0.1,0.8);
        glVertex3f(0.1,-0.1,0.8);//各點座標
    glEnd();
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");//標題名稱
    glutDisplayFunc(display);
    glutMainLoop();
}

hw02:讓方塊轉動

#include <GL/glut.h>

float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glPushMatrix();
        glRotatef(angle,0,1,0);
        glBegin(GL_POLYGON);
            glColor3f(1,0,0);//調整三原色
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,0.8);//各點座標
        glEnd();
    glPopMatrix();
    angle +=0.01;
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutMainLoop();
}

hw03:在劃出一個對等的方塊，再將兩個方塊用一個長方形連接起來

#include <GL/glut.h>

float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glPushMatrix();
        glRotatef(angle,0,1,0.5);
        glBegin(GL_POLYGON);
            glColor3f(1,0,0);
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,0.8);
        glEnd();

        glBegin(GL_POLYGON);
            glColor3f(1,0,0);
            glVertex3f(0.1,0.1,-0.8);
            glVertex3f(-0.1,0.1,-0.8);
            glVertex3f(-0.1,-0.1,-0.8);
            glVertex3f(0.1,-0.1,-0.8);
         glEnd();

         glBegin(GL_QUAD_STRIP);
            glVertex3f(0.1,0.1,0.8);
            glVertex3f(0.1,0.1,-0.8);
            glVertex3f(-0.1,0.1,0.8);
            glVertex3f(-.1,0.1,-0.8);
            glVertex3f(-0.1,-0.1,0.8);
            glVertex3f(-0.1,-0.1,-0.8);
            glVertex3f(0.1,-0.1,0.8);
            glVertex3f(0.1,-0.1,-0.8);
        glEnd();
    glPopMatrix();
    angle +=0.01;
    glFlush();
}
int main(int argc,char **argv)
{
    glutInit(&argc,argv);
    glutCreateWindow("02160446");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutMainLoop();
}

hw04:讓滑鼠可以轉動物件

#include <GL/glut.h>

float angle=0;

int oldx=0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT);

    glPushMatrix();

    glRotatef(angle,0,1,0.5);

    glBegin(GL_POLYGON);

        glColor3f(0,1,1);

        glVertex3f(0.1,0.1,0.8);

        glVertex3f(-0.1,0.1,0.8);

        glVertex3f(-0.1,-0.1,0.8);

        glVertex3f(0.1,-0.1,0.8);

    glEnd();

     glBegin(GL_POLYGON);

        glColor3f(0,1,1);

        glVertex3f(0.1,0.1,-0.8);

        glVertex3f(-0.1,0.1,-0.8);

        glVertex3f(-0.1,-0.1,-0.8);

        glVertex3f(0.1,-0.1,-0.8);

    glEnd();

    glBegin(GL_QUAD_STRIP);

        glColor3f(1,0,0);

        glVertex3f(0.1,0.1,0.8);

        glVertex3f(0.1,0.1,-0.8);

        glVertex3f(-0.1,0.1,0.8);

        glVertex3f(-0.1,0.1,-0.8);

        glVertex3f(-0.1,-0.1,0.8);

        glVertex3f(-0.1,-0.1,-0.8);

        glVertex3f(0.1,-0.1,0.8);

        glVertex3f(0.1,-0.1,-0.8);

    glEnd();

    glPopMatrix();

    angle+=0.01;

    glFlush();

}

void motion(int x,int y)

{

    angle+=(x-oldx);

    oldx=x;

}

int main(int argc,char **argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("02160145");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMotionFunc(motion);//讓滑鼠可以轉動物件

    glutMainLoop();

}