
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glColor3f(1,0,0);顏色
glutSolidCube(1);正方塊
glPopMatrix();
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH|GLUT_DOUBLE);
glutCreateWindow("09");
glutDisplayFunc(display);
glutMainLoop();
}
2.階層式移動、階層式轉動
#include <GL/glut.h>
void mycube()
{
glPushMatrix();
glScalef(0.5,0.2,0.2);大小
glutSolidCube(1);
glPopMatrix();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glColor3f(1,0,0);
mycube();
glTranslatef(0.5,0,0);移動
glColor3f(1,1,0);
mycube();
glPopMatrix();
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH|GLUT_DOUBLE);
glutCreateWindow("09");
glutDisplayFunc(display);
glutMainLoop();
}

#include <GL/glut.h>
void mycube()
{
glPushMatrix();
glColor3f(1,0,0);
glScalef(0.5,0.2,0.2);
glutSolidCube(1);
glPopMatrix();
}
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);旋轉
mycube();
glPopMatrix();
angle++;
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH|GLUT_DOUBLE);
glutCreateWindow("09");
glutIdleFunc(display);///有空idle時,再次重畫畫面
glutDisplayFunc(display);
glutMainLoop();
}

#include <GL/glut.h>
void mycube()
{
glPushMatrix();
glColor3f(1,0,0);
glScalef(0.5,0.2,0.2);
glutSolidCube(1);
glPopMatrix();
}
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glRotatef(angle,0,0,1);
glTranslatef(0.22,0,0);///以畫面中心為旋轉中心
mycube();
glPopMatrix();
angle++;
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH|GLUT_DOUBLE);
glutCreateWindow("09");
glutIdleFunc(display);///有空idle時,再次重畫畫面
glutDisplayFunc(display);
glutMainLoop();
}

#include <GL/glut.h>
void mycube()
{
glPushMatrix();
glColor3f(1,0,0);
glScalef(0.5,0.2,0.2);
glutSolidCube(1);
glPopMatrix();
}
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(0,0,1);
glutSolidCube(0.6);
glPushMatrix();
glTranslatef(0.3,0.3,0);
glRotatef(angle,0,0,1);
glTranslatef(0.22,0,0);///以畫面中心為旋轉中心
mycube();
glPopMatrix();
angle++;
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DEPTH|GLUT_DOUBLE);
glutCreateWindow("09");
glutIdleFunc(display);///有空idle時,再次重畫畫面
glutDisplayFunc(display);
glutMainLoop();
}

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