+
+ if (wire)
+ {
+ do_texture = False;
+ do_light = False;
+ glEnable (GL_LINE_SMOOTH);
+ }
+
+ if (do_texture)
+ setup_texture (mi);
+
+ if (do_light)
+ init_sun (mi);
+
+ if (do_stars)
+ init_stars (mi);
+
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_CULL_FACE);
+ glCullFace(GL_BACK);
+
+ /* construct the polygons of the planet
+ */
+ gp->platelist = glGenLists(1);
+ glNewList (gp->platelist, GL_COMPILE);
+ glColor3f (1,1,1);
+ glPushMatrix ();
+ glScalef (RADIUS, RADIUS, RADIUS);
+ glRotatef (90, 1, 0, 0);
+ unit_sphere (resolution, resolution, wire);
+ mi->polygon_count += resolution*resolution;
+ glPopMatrix ();
+ glEndList();
+
+ /* construct the polygons of the latitude/longitude/axis lines.
+ */
+ gp->latlonglist = glGenLists(1);
+ glNewList (gp->latlonglist, GL_COMPILE);
+ glPushMatrix ();
+ if (do_texture) glDisable (GL_TEXTURE_2D);
+ if (do_light) glDisable (GL_LIGHTING);
+ glColor3f (0.1, 0.3, 0.1);
+ glScalef (RADIUS, RADIUS, RADIUS);
+ glScalef (1.01, 1.01, 1.01);
+ glRotatef (90, 1, 0, 0);
+ unit_sphere (12, 24, 1);
+ glBegin(GL_LINES);
+ glVertex3f(0, -2, 0);
+ glVertex3f(0, 2, 0);
+ glEnd();
+ if (do_light) glEnable(GL_LIGHTING);
+ if (do_texture) glEnable(GL_TEXTURE_2D);
+ glPopMatrix ();
+ glEndList();