ENTRYPOINT void init_planet (ModeInfo * mi) { planetstruct *gp; int screen = MI_SCREEN(mi); Bool wire = MI_IS_WIREFRAME(mi); if (planets == NULL) { if ((planets = (planetstruct *) calloc(MI_NUM_SCREENS(mi), sizeof (planetstruct))) == NULL) return; } gp = &planets[screen]; if ((gp->glx_context = init_GL(mi)) != NULL) { reshape_planet(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); } gp->state = STARTUP; gp->ratio = 0; gp->font_data = load_texture_font (mi->dpy, "labelFont"); { double spin_speed = 0.1; double wander_speed = 0.002; gp->rot = make_rotator (do_roll ? spin_speed : 0, do_roll ? spin_speed : 0, 0, 1, do_wander ? wander_speed : 0, False); gp->trackball = gltrackball_init (True); } if (wire) do_texture = False; if (do_texture) setup_texture (mi); if (do_stars) init_stars (mi); glEnable (GL_DEPTH_TEST); glEnable (GL_NORMALIZE); glEnable (GL_CULL_FACE); if (!wire) { GLfloat pos[4] = {0.4, 0.2, 0.4, 0.0}; GLfloat amb[4] = {0.4, 0.4, 0.4, 1.0}; GLfloat dif[4] = {1.0, 1.0, 1.0, 1.0}; GLfloat spc[4] = {1.0, 1.0, 1.0, 1.0}; glEnable(GL_LIGHTING); glEnable(GL_LIGHT0); glLightfv(GL_LIGHT0, GL_POSITION, pos); glLightfv(GL_LIGHT0, GL_AMBIENT, amb); glLightfv(GL_LIGHT0, GL_DIFFUSE, dif); glLightfv(GL_LIGHT0, GL_SPECULAR, spc); } }
ENTRYPOINT void init_planet (ModeInfo * mi) { planetstruct *gp; int screen = MI_SCREEN(mi); Bool wire = MI_IS_WIREFRAME(mi); if (planets == NULL) { if ((planets = (planetstruct *) calloc(MI_NUM_SCREENS(mi), sizeof (planetstruct))) == NULL) return; } gp = &planets[screen]; if ((gp->glx_context = init_GL(mi)) != NULL) { reshape_planet(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); } { //char *f = get_string_resource(mi->dpy, "imageForeground", "Foreground"); //char *b = get_string_resource(mi->dpy, "imageBackground", "Background"); char *f = _strdup(imageForeground); char *b = _strdup(imageBackground); char *s; if (!f) f = _strdup("white"); if (!b) b = _strdup("black"); for (s = f + strlen(f)-1; s > f; s--) if (*s == ' ' || *s == '\t') *s = 0; for (s = b + strlen(b)-1; s > b; s--) if (*s == ' ' || *s == '\t') *s = 0; if (!XParseColor(mi->dpy, mi->xgwa.colormap, f, &gp->fg)) { fprintf(stderr, "%s: unparsable color: \"%s\"\n", progname, f); exit(1); } if (!XParseColor(mi->dpy, mi->xgwa.colormap, b, &gp->bg)) { fprintf(stderr, "%s: unparsable color: \"%s\"\n", progname, f); exit(1); } free (f); free (b); } { double spin_speed = 0.5; double wander_speed = 0.02; gp->rot = make_rotator (do_roll ? spin_speed : 0, do_roll ? spin_speed : 0, 0, 1, do_wander ? wander_speed : 0, True); gp->z = frand (1.0); gp->trackball = gltrackball_init (); } if (wire) { do_texture = False; do_light = False; } if (do_texture) setup_texture (mi); if (do_light) init_sun (mi); if (do_stars) init_stars (mi); if (random() & 1) star_spin = -star_spin; /* 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); glFrontFace(GL_CCW); unit_sphere (resolution, resolution, wire); glPopMatrix (); glEndList(); /* construct the polygons of the latitude/longitude/axis lines. */ gp->latlonglist = glGenLists(1); glNewList (gp->latlonglist, GL_COMPILE); glPushMatrix (); glDisable (GL_TEXTURE_2D); glDisable (GL_LIGHTING); glDisable (GL_LINE_SMOOTH); 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(); glPopMatrix (); glEndList(); }
ENTRYPOINT void init_planet (ModeInfo * mi) { planetstruct *gp; int screen = MI_SCREEN(mi); Bool wire = MI_IS_WIREFRAME(mi); MI_INIT (mi, planets); gp = &planets[screen]; gp->window = MI_WINDOW(mi); if ((gp->glx_context = init_GL(mi)) != NULL) { reshape_planet(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); } { char *f = get_string_resource(mi->dpy, "imageForeground", "Foreground"); char *b = get_string_resource(mi->dpy, "imageBackground", "Background"); char *s; if (!f) f = strdup("white"); if (!b) b = strdup("black"); for (s = f + strlen(f)-1; s > f; s--) if (*s == ' ' || *s == '\t') *s = 0; for (s = b + strlen(b)-1; s > b; s--) if (*s == ' ' || *s == '\t') *s = 0; free (f); free (b); } { double spin_speed = 0.1; double wander_speed = 0.005; gp->rot = make_rotator (do_roll ? spin_speed : 0, do_roll ? spin_speed : 0, 0, 1, do_wander ? wander_speed : 0, True); gp->z = frand (1.0); gp->tilt = frand (23.4); gp->trackball = gltrackball_init (True); } if (!wire && !do_texture) { GLfloat pos[4] = {1, 1, 1, 0}; GLfloat amb[4] = {0, 0, 0, 1}; GLfloat dif[4] = {1, 1, 1, 1}; GLfloat spc[4] = {0, 1, 1, 1}; glEnable(GL_LIGHTING); glEnable(GL_LIGHT0); glLightfv(GL_LIGHT0, GL_POSITION, pos); glLightfv(GL_LIGHT0, GL_AMBIENT, amb); glLightfv(GL_LIGHT0, GL_DIFFUSE, dif); glLightfv(GL_LIGHT0, GL_SPECULAR, spc); } if (wire) do_texture = False; if (do_texture) setup_texture (mi); if (do_stars) init_stars (mi); /* construct the polygons of the planet */ gp->platelist = glGenLists(1); glNewList (gp->platelist, GL_COMPILE); glFrontFace(GL_CCW); glPushMatrix(); glRotatef (90, 1, 0, 0); unit_sphere (resolution, resolution, wire); glPopMatrix(); glEndList(); gp->shadowlist = glGenLists(1); glNewList (gp->shadowlist, GL_COMPILE); glFrontFace(GL_CCW); if (wire) glColor4f (0.5, 0.5, 0, 1); # ifdef BLENDED_TERMINATOR else { GLfloat c[] = { 0, 0, 0, 1 }; glColor4fv (c); if (!do_texture) glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, c); } # endif glPushMatrix(); glScalef (1.01, 1.01, 1.01); unit_dome (resolution, resolution, wire); # ifdef BLENDED_TERMINATOR terminator_tube (mi, resolution); if (!wire) { /* We have to draw the transparent side of the mask too, though I'm not sure why. */ GLfloat c[] = { 0, 0, 0, 0 }; glColor4fv (c); if (!do_texture) glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, c); glRotatef (180, 1, 0, 0); unit_dome (resolution, resolution, wire); } # endif glPopMatrix(); glEndList(); /* construct the polygons of the latitude/longitude/axis lines. */ gp->latlonglist = glGenLists(1); glNewList (gp->latlonglist, GL_COMPILE); glPushMatrix (); glRotatef (90, 1, 0, 0); /* unit_sphere is off by 90 */ glRotatef (8, 0, 1, 0); /* line up the time zones */ unit_sphere (12, 24, 1); unit_sphere (12, 24, 1); glBegin(GL_LINES); glVertex3f(0, -2, 0); glVertex3f(0, 2, 0); glEnd(); glPopMatrix (); glEndList(); }