week06

  #include <GL/glut.h>

float angle=0;

void display()

{

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

        glRotatef(angle,0,0,1);

        glutSolidCube(1);  ///todo:畫個方塊

    glPopMatrix();

    glutSwapBuffers();

    angle++;

}

int main(int argc,char ** argv)

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("08160714");

    glutDisplayFunc(display);

    glutIdleFunc(display);    ///todo:閑的沒事幹就重畫畫面

    glutMainLoop();

}

它在轉

#include <GL/glut.h>

float angle=0;   ///TODO:

void hand()

{

    glPushMatrix();

    glScalef(0.5,0.1,0.1);///細長的

    glColor3f(0,0,1);///藍色的

    glutSolidCube(1);///方塊

    glPopMatrix();

}

void display()

{

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    glColor3f(1,1,1);

    glutSolidCube(1);///大身體

    glPushMatrix();

        glTranslatef(0.5,0.5,0);///整個移到右上角挂著

        glRotatef(angle,0,0,1;///對中心轉動

        glTranslatef(0.25,0,0);///把關節移到中心

        hand();///細長的藍色的小手

    glPopMatrix();

    glutSwapBuffers();

    angle++;///TODO;

}

int main(int argc,char ** argv)

{

    glutInit(&argc,argv);

    glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);

    glutCreateWindow("08160714");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    glutMainLoop();

}

2只手

glPushMatrix();
    ...
    glPushMatrix();
      ...
    glPopMatrix();
  glPopMatrix();

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