OpenGL - 조명(태양계)

태양(광원), 지구, 달, 금성, 금성 위성, 금성 위성

#includeGLint theta=0;GLint pi=0;GLint pi2=0;GLint s=0;GLint v=0;GLint v2=0;GLdouble radius=1;GLfloat mat_amb[4]={1.0,0.0,0.0,1.0};GLfloat mat_dif[4]={0.6,0.2,0.6,0.0};GLfloat mat_spc[4]={0.8,0.2,0.8,0.5};GLfloat mat_emi[4]={0.1,0.1,0.0,0.0};GLfloat mat_shi[4]={100.0};GLfloat mat_emi_sun[4]={1.0,0.1,0.0,0.0};GLfloat mat_emi_other[4]={1.0,0.5,0,0.0};GLfloat mat_dif_sun[4]={0.4,0.1,0.3,0.0};GLfloat mat_dif_venus[4]={0,0.8,0.8,0.0};GLfloat mat_dif_venus2[4]={1,0.3,0,0.0};GLfloat mat_dif_earth[4]={0,0,1,0.0};GLfloat mat_dif_moon[4]={0.8,0.8,0,0.0};void init_light(void){static GLfloat lit_amb[4]={1.0,1.0,1.0,0.0};static GLfloat lit_dif[4]={1.0,1.0,1.0,0.0};static GLfloat lit_spc[4]={1. 0,1.0,1.0,0.0};static GLfloat lit_pos[4]={0,0,0,1};glLightfv(GL_LIGHT0, GL_AMBIENT, lit_amb);glLightfv(GL_LIGHT0, GL_DIFFUSE, lit_dif);glLightfv(GL_LIGHT0, GL_SPECULAR, lit_spc);glLightfv(GL_LIGHT0, GL_POSITION, lit_pos);glEnable(GL_LIGHT0);glEnable(GL_LIGHTING);}void Display(void){//glMatrixMode(GL_MODELVIEW);glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);glEnable(GL_DEPTH_TEST);glLoadIdentity();//glShadeModel(GL_FLAT); init_light(); glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, mat_amb); glMaterialfv(GL_FRONT_ANT_ANT_AND_ANT_ACCUV, GL_SHE SHT_ANT);={1,0,0,1};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_emi_sun);glScalef(1.0,1.0,1.0);glColor3f(1,0,0);glRotatef(s+50,0,0,1);glutSolidSphere(0.7,20,20);//지구 glPushMatrix();GLfloat earth[]={0,0,0.7,1};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_dif_earth);GLfloat light_earth[]={0,0,0.7,1};glLightfv(GL_LIGHT1, GL_AMBIENT, light_earth);glColor3f(0,0,1);//glPushMatrix();glRotatef(theta+50,0,0,1);glTranslatef(4,0,0);glutSolidSphere(0.3,20,20);//달 glPushMatrix();GLfloat moon[]={0.5,1,1,1};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_dif_moon);GLfloat light_moon[]={0.2,0.7,0.7,1};glLightfv(GL_LIGHT2, GL_AMBIENT, light_moon);//glColor3f(0,0,0);glColor3f(0.8,0.8,0);glRotatef(pi, 0.0f, 0.0f, 1.0f);glTranslatef(0.8,0.0f, 0.0f);glutSolidSphere(0.15,20,20);glPopMatrix();glPopMatrix();//금성//glPushMatrix();glPushMatrix();//GLfloat geum[]={0,1,1,0};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_emi_other);GLfloat light_geum[]={0.2,0.7,0.7,1};glLightfv(GL_LIGHT3, GL_AMBIENT, light_geum);glColor3f(1,0.5,0);glRotatef(pi2,0.0f, 1,1.0f);glTranslatef(1.8,0.0f, 0.0f);glutSolidSphere(0.25,20,20);//glPop Matrix();//, 금성의 위성 glPush Matrix();//glPush Matrix(); GLfloat vinus[ ]={0.5,1,1,1};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_dif_venus);GLfloat light_vinus[]={0.2,0.7,0.7,1};glLightfv(GL_LIGHT2, GL_AMBIENT, light_vinus);glColor3f(0,0.8,0.8);glRotatef(v, 0,0.0f, 1.0f);glTranslatef(1.5,0,0.0f);glutSolidSphere(0.15,20,20);//금성 위성 위성 glPushMatrix();GLfloat vinus2[]={0.5,1,1,1};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_dif_venus2);GLfloat light_vinus2[]={0.2,0.7,0.7,1};glLightfv(GL_LIGHT2, GL_AMBIENT, light_vinus2);//glColor3f(0,0,0);glColor3f(1,0.3,0);glRotatef(0.0f, v2,0.0f, 1.0f);glTranslatef(0, 0.7,0.0f);glutSolidSphere(0.1,20,20);glPopMatrix();glPopMatrix();glPopMatrix();glFlush();glutSwapBuffers();}void reshape(int h, int w){glMatrixMode(GL_PROJECTION);glOrtho(-5,5-5,5-5,5);gluLookAt(0,0-2,0,0,0,0,1,0);glMatrixMode(GL_MODELVIEW);//glFlush();}void MyTimer(int Value){theta=(theta+10%)360;s=(s%)360;v=(v+30%)360;v2=(v2+240%)360;//glutPostRedisplay();pi=(pi+30%)360;pi2=(pi2+10%)360;glutPostRedisplay();//glutTimerFunc(100, MyTimer, 1);glutTimerFunc(200, MyTimer, 1);}int main(void){glutInitDisplayMode(GLUT_SINGLE| GLUT_RGB);glutInitWindowSize(500,500);glLoadIdentity();glutCreateWindow("OpenGL");//init_light();glutDisplayFunc(Display);//glutTimerFunc(100, MyTimer, 1);glutTimerFunc(100, MyTimer, 1);//glutIdleFunc(Idletest);glutReshapeFunc(reshape);glutMainLoop();}

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