20150325_譚崇彣_HW5

#include <GL/glut.h>

float angle=0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT);

    glPushMatrix();///備份Matrix

        glRotatef(angle,0,1,0);

            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();

    glPopMatrix();///還原Matrix

    angle+=0.01;

    glFlush();

}

int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("01163611");

    glutDisplayFunc(display);

    glutIdleFunc(display);  ///沒事就一直畫

    glutMainLoop();

}

#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(0,1,0);

                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);

                glColor3f(0,1,0);

                glVertex3f(0.1,0.1,0.8);

                glVertex3f(0.1,0.1,-0.8);

                glColor3f(1,0,1);

                glVertex3f(-0.1,0.1,0.8);

                glVertex3f(-0.1,0.1,-0.8);

                glColor3f(0,1,1);

                glVertex3f(-0.1,-0.1,0.8);

                glVertex3f(-0.1,-0.1,-0.8);

                glColor3f(1,1,0);

                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("01163611");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMainLoop();

}

int oldX=0;

void motion(int x,int y)      ///滑鼠移動的函式

{

    angle+=(x-oldX);

    oldX=x;

}

int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutCreateWindow("01163611");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMotionFunc(motion);

    glutMainLoop();

}

#include <GL/glut.h>
float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); ///色塊不會被透視

    glEnable(GL_DEPTH_TEST);

    glPushMatrix();

~~~~~~~~~~~~~~~~~~~~~~~~~中略~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int main(int argc, char **argv)
{
    glutInit(&argc, argv);

    glutInitDisplayMode(GLUT_DEPTH);

    glutCreateWindow("01163611");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMainLoop();
}