WEEK14.Homework5/28.

程式碼：

#include <GL/glut.h>

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);

    glutSolidTeapot(0.3);

    glFlush();

}

int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("TRT3D");

    glutDisplayFunc(display);

    glutMainLoop();

}

程式碼：

#include <GL/glut.h>

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();

    glTranslatef(0.5,0,0);///version 2: teapot on the right

    glutSolidTeapot(0.3);///version 1: A teapot

    glPopMatrix();

    glFlush();

}

int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("TRT3D");

    glutDisplayFunc(display);

    glutMainLoop();

}

程式碼：

#include <GL/glut.h>

float angle=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);///versoin 3:rotating teapot on the handle

        glTranslatef(0.5,0,0);///version 2: teapot on the right

        glutSolidTeapot(0.3);///version 3: A teapot

    glPopMatrix();

    glFlush();

}

void timer(int t)

{

    glutTimerFunc(20, timer, 0);

    angle++;

    glutPostRedisplay();

}

int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("TRT3D");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMainLoop();

}

程式碼：

#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);///versoin 3:rotating teapot on the handle

        glTranslatef(0.5,0,0);///version 2: teapot on the right

        glutSolidTeapot(0.3);///version 3: A teapot

    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("TRT3D");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}

程式碼：

#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();

        glTranslatef(0.45, 0.14, 0);///version 4:把樓下的整個在轉....往右掛在某個地方

        glRotatef(angle, 0, 0, 1);///versoin 3:rotating teapot on the handle

        glTranslatef(0.45, -0.1, 0);///version 2: teapot on the right

        glutSolidTeapot(0.3);///version 3: A teapot

    glPopMatrix();

    glutSolidTeapot(0.3);

    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("TRT3D");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}

程式碼：

#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();

        glTranslatef(0.15, 0, 0);///version 4:把樓下的整個在轉....往右掛在某個地方

        glRotatef(angle, 0, 0, 1);///versoin 3:rotating teapot on the handle

        glTranslatef(0.25, 0, 0);///version 2: teapot on the right

        drawArm();///Right Upper-Arm

        glPushMatrix();

            glTranslatef(0.25, 0, 0);

            glRotatef(angle, 0, 0, 1);

            glTranslatef(0.25, 0, 0);

            drawArm();///Right Lower-Arm

        glPopMatrix();

    glPopMatrix();

    glPushMatrix();

        glTranslatef(-0.15, 0, 0);

        glRotatef(-angle, 0, 0, 1);

        glTranslatef(-0.25, 0, 0);

        drawArm();///Left Upper-Arm

        glPushMatrix();

            glTranslatef(-0.25, 0, 0);

            glRotatef(-angle, 0, 0, 1);

            glTranslatef(-0.25, 0, 0);

            drawArm();///Left Lower-Arm

        glPopMatrix();

    glPopMatrix();

    drawBody();//glutSolidTeapot(0.3);

    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("TRT3D");

    glutDisplayFunc(display);

    glutTimerFunc(20, timer, 0);

    glutMouseFunc(mouse);

    glutMotionFunc(motion);

    glutMainLoop();

}