tou-souny/Project
#ifdef __APPLE_CC__ #include <GLUT/glut.h> #else #include <GL/glut.h> #endif #include <cmath> void init (void){ glClearColor(0.0,0.0,0.0,0.0); glMatrixMode(GL_PROJECTION); gluOrtho2D(0.0,400.0,0.0,300.0); } void Keyboard (unsigned char key,int x,int y) { switch (key) { case 'r': glClearColor(1.0,0.0,0.0,0.0); glutPostRedisplay(); break; case 'g': glClearColor(0.0,1.0,0.0,0.0); glutPostRedisplay(); break; case 'b': glClearColor(0.0,0.0,1.0,0.0); glutPostRedisplay(); break; case 'n': glClearColor(0.0,0.0,0.0,0.0); glutPostRedisplay(); break; case 'w': glClearColor(1.0,1.0,1.0,1.0); glutPostRedisplay(); break; case 'e': exit(0); break; default: break; } } void myWireSphere(GLfloat radius, int slices, int stacks) { glPushMatrix(); glRotatef(-90.0, 1.0, 0.0, 0.0); glutWireSphere(radius, slices, stacks); glPopMatrix(); } static int year = 0, day = 0; void display() { glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glPushMatrix(); glColor3f(1.0, 1.0, 0.0); //ກຳນົດສີດວງຕາເວັນ myWireSphere(1.0, 100, 100); //ກຳນົດຂະໜາດ,ເສັ້ນແວງ,ເສັ້ນຂະໜານຂອງຕະເວັນ glRotatef((GLfloat)year, 0.0, 1.0, 0.0); //ກຳນົດການໝູນຮອບ glTranslatef (2.0, 0.0, 0.0); //ກຳນົດໄລຍະຫ່າງການໜູນຂອງດາວອ້ອມດວງຕາເວັນ glRotatef((GLfloat)day, 0.0, 1.0, 0.0); //ການໜູນອ້ອມຕົວມັນເອງຂອງດາວ glColor3f(1.9, 0.5, 0.0); myWireSphere(0.4, 15, 15); //ກຳນົດຂະໜາດ,ເສັ້ນແວງ,ເສັ້ນຂະໜານຂອງດາວເຄາະ glRotatef((GLfloat)year, 0.0, 1.0, 0.0); glTranslatef (4.0, 0.0, 0.0); glRotatef((GLfloat)day, 0.0, 1.0, 0.0); glColor3f(2.0, 0.0, 1.0); myWireSphere(0.4, 15, 15); glRotatef((GLfloat)year, 0.0, 1.0, 0.0); glTranslatef (6.0, 0.0, 0.0); glRotatef((GLfloat)day, 0.0, 1.0, 0.0); glColor3f(0.0, 1.0, 1.0); myWireSphere(0.4, 15, 15); glRotatef((GLfloat)year, 0.0, 1.0, 0.0); glTranslatef (5.0, 0.0, 0.0); glRotatef((GLfloat)day, 0.0, 1.0, 0.0); glColor3f(0.0, 0.5, 1.9); myWireSphere(0.4, 15, 15); glColor3f(1, 1, 1); glBegin(GL_LINES); glVertex3f(0, -0.3, 0); glVertex3f(0, 0.3, 0); glEnd(); glPopMatrix(); glFlush(); glutSwapBuffers(); } static GLfloat u = 0.0; static GLfloat du = 0.1; void timer(int v) { u += du; day = (day + 1) % 360; year = (year + 2) % 360; glLoadIdentity(); gluLookAt(20*cos(u/8.0)+12,5*sin(u/8.0)+1,10*cos(u/8.0)+2, 0,0,0, 0,1,0); glutPostRedisplay(); glutTimerFunc(1000/30, timer, v); } void reshape(GLint w, GLint h) { glViewport(0, 0, w, h); glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluPerspective(60.0, (GLfloat)w/(GLfloat)h, 1.0, 40.0); glMatrixMode(GL_MODELVIEW); } int main(int argc, char** argv) { glutInit(&argc, argv); glutInitDisplayMode (GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH); glutInitWindowSize(800, 600); glutCreateWindow("CS8 Group"); init(); glutDisplayFunc(display); glutKeyboardFunc(Keyboard); glutReshapeFunc(reshape); glutTimerFunc(100, timer, 0); glEnable(GL_DEPTH_TEST); glutMainLoop(); }