02160820 林政華 week14

從先前提到的windows資料夾中 打開Transformation

照著圖中，右鍵點選AI Capone

變成

調整位置並點選下右鍵，swap

他可以修改中心點位置

用openGL

產生茶壺 打光

向右移動

自動旋轉

加入滑鼠，手動旋轉

程式碼變成

#include<GL/glut.h>

float angle=0,oldX=0,oldY=0;

void display()

{

    {

    GLfloat pos[]={0,0,-1,0};

    glLightfv(GL_LIGHT0,GL_POSITION,pos);

    glEnable(GL_LIGHT0);

    glEnable(GL_LIGHTING);

    }

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

        glRotatef(angle,0,0,1);///version3 :rotating on handle

        glTranslatef(0.5,0,0);///version2 :ON THE RIGHT

        glutSolidTeapot(0.3);

    glPopMatrix();

    glFlush();

}

void timer(int t)

{

    glutTimerFunc(20, timer,0);

    //angle++;

    glutPostRedisplay();

}

void mouse(int button,int state,int x,int y)

{

    if(state==GLUT_DOWN) {oldX=x; oldY=y;}

}

void motion(int x,int y)

{

    angle+=(x -oldX);

    oldX=x;

}

int main (int argc,char **argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("02160820 TRT 3D");

    glutDisplayFunc(display);

    glutTimerFunc(20,timer,0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}

#include<GL/glut.h>

float angle=0,oldX=0,oldY=0;

void drawArm()

{

    glPushMatrix();

    glScalef(0.5,0.25,0.25);

    glutSolidCube(1);

    glPopMatrix();

}

void drawBody()

{

  glPushMatrix();

  glTranslatef(0,-0.5,0); 

  glRotatef(-90,1,0,0);

  glutSolidCone(0.3,0.8,30,30); 

  glPopMatrix();

}

void display()

{

    {

    GLfloat pos[]={0,0,-1,0};

    glLightfv(GL_LIGHT0,GL_POSITION,pos);

    glEnable(GL_LIGHT0);

    glEnable(GL_LIGHTING);

    }

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

      

        glRotatef(angle,0,0,1);///version3 :rotating on handle

        glTranslatef(0.5,0,0);///version2 :ON THE RIGHT

        glutSolidTeapot(0.3);

    glPopMatrix();

    glFlush();

}

void timer(int t)

{

    glutTimerFunc(20, timer,0);

    //angle++;

    glutPostRedisplay();

}

void mouse(int button,int state,int x,int y)

{

    if(state==GLUT_DOWN) {oldX=x; oldY=y;}

}

void motion(int x,int y)

{

    angle+=(x -oldX);

    oldX=x;

}

int main (int argc,char **argv)

{

    glutInit(&argc,argv);

    glutCreateWindow("02160820 TRT 3D");

    glutDisplayFunc(display);

    glutTimerFunc(20,timer,0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}