void idle(void) {
if(reality_mode) {
static long oldtime = 0;
long newtime = get_time();
long dt = newtime - oldtime;
oldtime = newtime;
elevation += (double)dt*MULTIPLIER*ELEV_RATE*
(int)((double)(mousey - ae_window_width()/2)/5);
while(elevation > M_PI_2) {
elevation -= M_PI;
azimuth -= 2*M_PI;
}
while(elevation < -M_PI_2) {
elevation += M_PI;
azimuth += 2*M_PI;
}
azimuth += (double)dt*MULTIPLIER*AZI_RATE*
(int)((double)(mousex - ae_window_width()/2)/5);
while(azimuth > M_PI) azimuth -= 2.0*M_PI;
while(azimuth < -M_PI) azimuth += 2.0*M_PI;
if(action & ROLL) {
roll += (double)dt*MULTIPLIER*ROLL_RATE*
(int)((double)(mousex - ae_window_width()/2)/5);
while (roll > 2.0*M_PI) roll = roll - 4.0*M_PI;
if (compass_win_exists) {
glutSetWindow(compass_win);
glutPostRedisplay();
glutSetWindow(disp_win);
}
}
glutSetWindow(ae_win);
glutPostRedisplay();
glutSetWindow(disp_win);
recalc_view_and_up_from_AER();
really_look_at_it();
} else {
if (action & ROLL) {
roll_clockwise();
if (compass_win_exists) {
glutSetWindow(compass_win);
glutPostRedisplay();
glutSetWindow(disp_win);
}
}
}
if (action & ZOOM_IN)
zoom();
else if (action & ZOOM_OUT)
zoom();
if (action & SPIN)
do_spin();
glutSetWindow(disp_win);
glutPostRedisplay();
}
void scene_redraw(void) {
really_look_at_it();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
/* Draw cube 1 */
glScalef(1.0, 1.0, 1.0);
glTranslatef(-5.0, 0.0, -10.0);
glRotatef(spin, 0.0, -1.0, 0.0);
cube_material();
objSolidCube();
/* Draw cube 2 */
glLoadIdentity();
glScalef(0.2, 0.2, 0.2);
glTranslatef(-5.0, 0.5, -10.0);
glRotatef(spin, -0.5, 1.0, 0.0);
teapot_material();
objSolidCube();
/* Draw ground */
glLoadIdentity();
glScalef(200.0/(GLfloat)GW, 4.0, 200.0/(GLfloat)GH);
/* 2000.0 yeilds a semi-infinite ground */
glRotatef(90.0, 1.0, 0.0, 0.0);
glTranslatef((GLfloat)-GW/2.0, (GLfloat)-GH/2.0, 5.0);
draw_ground();
/* Draw icosahedron */
glLoadIdentity();
glTranslatef(0.0, 0.0, -50.0);
glRotatef(spin*3, 1.0, 1.0, 0.0);
icosahedron_material();
objSolidIcosahedron();
/* Draw tardis */
glLoadIdentity();
glTranslatef(0.1, 0.0, -2.0);
objTardis();
/* Draw Stars */
glLoadIdentity();
glDisable(GL_LIGHTING);
glColor3f(1.0, 1.0, 1.0);
objStars();
glEnable(GL_LIGHTING);
glPopMatrix();
/* glFlush();*/
}