--- /dev/null
+/* polyhedra, Copyright (c) 2004 Jamie Zawinski <jwz@jwz.org>
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation. No representations are made about the suitability of this
+ * software for any purpose. It is provided "as is" without express or
+ * implied warranty.
+ *
+ * Renders 160 different 3D solids, and displays some information about each.
+ * A new solid is chosen every few seconds.
+ *
+ * This file contains the OpenGL side; computation of the polyhedra themselves
+ * is in "polyhedra.c".
+ *
+ * KNOWN BUG:
+ *
+ * The normals are wrong (inverted) on some faces of some of the duals
+ * (e.g., "Rhombicosacron".) I can't figure out how to tell when the
+ * normal should be pointing the other way.
+ */
+
+#include <X11/Intrinsic.h>
+
+extern XtAppContext app;
+
+#define PROGCLASS "Polyhedra"
+#define HACK_INIT init_polyhedra
+#define HACK_DRAW draw_polyhedra
+#define HACK_RESHAPE reshape_polyhedra
+#define HACK_HANDLE_EVENT polyhedra_handle_event
+#define EVENT_MASK PointerMotionMask
+#define sws_opts xlockmore_opts
+
+#define DEF_SPIN "True"
+#define DEF_WANDER "True"
+#define DEF_SPEED "1.0"
+#define DEF_TITLES "True"
+#define DEF_DURATION "12"
+#define DEF_WHICH "-1"
+
+#define DEFAULTS "*delay: 30000 \n" \
+ "*showFPS: False \n" \
+ "*wireframe: False \n" \
+ "*speed: " DEF_SPEED "\n" \
+ "*spin: " DEF_SPIN "\n" \
+ "*wander: " DEF_WANDER "\n" \
+ "*duration: " DEF_DURATION "\n" \
+ "*which: " DEF_WHICH "\n" \
+ "*titleFont: -*-times-bold-r-normal-*-180-*\n" \
+ "*titleFont2: -*-times-bold-r-normal-*-120-*\n" \
+ "*titleFont3: -*-times-bold-r-normal-*-80-*\n" \
+
+
+#undef countof
+#define countof(x) (sizeof((x))/sizeof((*x)))
+
+#include "xlockmore.h"
+#include "polyhedra.h"
+#include "colors.h"
+#include "rotator.h"
+#include "gltrackball.h"
+#include <ctype.h>
+
+#ifdef USE_GL /* whole file */
+
+#include <GL/glu.h>
+
+typedef struct {
+ GLXContext *glx_context;
+ rotator *rot;
+ trackball_state *trackball;
+ Bool button_down_p;
+
+ int npolyhedra;
+ polyhedron **polyhedra;
+
+ int which;
+ int change_to;
+ GLuint object_list;
+ GLuint title_list;
+
+ int mode; /* 0 = normal, 1 = out, 2 = in */
+ int mode_tick;
+
+ int ncolors;
+ XColor *colors;
+
+ XFontStruct *xfont1, *xfont2, *xfont3;
+ GLuint font1_dlist, font2_dlist, font3_dlist;
+
+} polyhedra_configuration;
+
+static polyhedra_configuration *bps = NULL;
+
+static Bool do_spin;
+static GLfloat speed;
+static Bool do_wander;
+static Bool do_titles;
+static int duration;
+static int do_which;
+static char *do_which_str;
+
+static XrmOptionDescRec opts[] = {
+ { "-spin", ".spin", XrmoptionNoArg, "True" },
+ { "+spin", ".spin", XrmoptionNoArg, "False" },
+ { "-speed", ".speed", XrmoptionSepArg, 0 },
+ { "-wander", ".wander", XrmoptionNoArg, "True" },
+ { "+wander", ".wander", XrmoptionNoArg, "False" },
+ { "-titles", ".titles", XrmoptionNoArg, "True" },
+ { "+titles", ".titles", XrmoptionNoArg, "False" },
+ { "-duration",".duration",XrmoptionSepArg, 0 },
+ { "-which", ".which", XrmoptionSepArg, 0 },
+};
+
+static argtype vars[] = {
+ {&do_spin, "spin", "Spin", DEF_SPIN, t_Bool},
+ {&do_wander, "wander", "Wander", DEF_WANDER, t_Bool},
+ {&do_titles, "titles", "Titles", DEF_TITLES, t_Bool},
+ {&speed, "speed", "Speed", DEF_SPEED, t_Float},
+ {&duration,"duration","Duration",DEF_DURATION,t_Int},
+ {&do_which_str,"which", "Which", DEF_WHICH, t_String},
+};
+
+ModeSpecOpt sws_opts = {countof(opts), opts, countof(vars), vars, NULL};
+
+
+\f
+typedef struct {
+ double x,y,z;
+} XYZ;
+
+static void
+normalize (XYZ *p)
+{
+ double length;
+ length = sqrt (p->x * p->x +
+ p->y * p->y +
+ p->z * p->z);
+ if (length != 0)
+ {
+ p->x /= length;
+ p->y /= length;
+ p->z /= length;
+ }
+ else
+ {
+ p->x = 0;
+ p->y = 0;
+ p->z = 0;
+ }
+}
+
+/* Calculate the unit normal at p given two other points p1,p2 on the
+ surface. The normal points in the direction of p1 crossproduct p2
+ */
+static XYZ
+calc_normal (XYZ p, XYZ p1, XYZ p2)
+{
+ XYZ n, pa, pb;
+ pa.x = p1.x - p.x;
+ pa.y = p1.y - p.y;
+ pa.z = p1.z - p.z;
+ pb.x = p2.x - p.x;
+ pb.y = p2.y - p.y;
+ pb.z = p2.z - p.z;
+ n.x = pa.y * pb.z - pa.z * pb.y;
+ n.y = pa.z * pb.x - pa.x * pb.z;
+ n.z = pa.x * pb.y - pa.y * pb.x;
+ normalize (&n);
+ return (n);
+}
+
+
+static void
+do_normal(GLfloat x1, GLfloat y1, GLfloat z1,
+ GLfloat x2, GLfloat y2, GLfloat z2,
+ GLfloat x3, GLfloat y3, GLfloat z3)
+{
+ XYZ p1, p2, p3, p;
+ p1.x = x1; p1.y = y1; p1.z = z1;
+ p2.x = x2; p2.y = y2; p2.z = z2;
+ p3.x = x3; p3.y = y3; p3.z = z3;
+
+ p = calc_normal (p1, p2, p3);
+
+ glNormal3f (p.x, p.y, p.z);
+
+#ifdef DEBUG
+ /* Draw a line in the direction of this face's normal. */
+ {
+ glPushMatrix();
+ glTranslatef ((x1 + x2 + x3) / 3,
+ (y1 + y2 + y3) / 3,
+ (z1 + z2 + z3) / 3);
+ glScalef (0.5, 0.5, 0.5);
+ glBegin(GL_LINE_LOOP);
+ glVertex3f(0, 0, 0);
+ glVertex3f(p.x, p.y, p.z);
+ glEnd();
+ glPopMatrix();
+ }
+#endif /* DEBUG */
+}
+
+static void
+load_font (ModeInfo *mi, char *res, XFontStruct **fontP, GLuint *dlistP)
+{
+ const char *font = get_string_resource (res, "Font");
+ XFontStruct *f;
+ Font id;
+ int first, last;
+
+ if (!font) font = "-*-times-bold-r-normal-*-180-*";
+
+ f = XLoadQueryFont(mi->dpy, font);
+ if (!f) f = XLoadQueryFont(mi->dpy, "fixed");
+
+ id = f->fid;
+ first = f->min_char_or_byte2;
+ last = f->max_char_or_byte2;
+
+ clear_gl_error ();
+ *dlistP = glGenLists ((GLuint) last+1);
+ check_gl_error ("glGenLists");
+ glXUseXFont(id, first, last-first+1, *dlistP + first);
+ check_gl_error ("glXUseXFont");
+
+ *fontP = f;
+}
+
+
+static void
+load_fonts (ModeInfo *mi)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+ load_font (mi, "titleFont", &bp->xfont1, &bp->font1_dlist);
+ load_font (mi, "titleFont2", &bp->xfont2, &bp->font2_dlist);
+ load_font (mi, "titleFont3", &bp->xfont3, &bp->font3_dlist);
+}
+
+
+static int
+string_width (XFontStruct *f, const char *c)
+{
+ int w = 0;
+ while (*c)
+ {
+ int cc = *((unsigned char *) c);
+ w += (f->per_char
+ ? f->per_char[cc-f->min_char_or_byte2].rbearing
+ : f->min_bounds.rbearing);
+ c++;
+ }
+ return w;
+}
+
+static void
+print_title_string (ModeInfo *mi, const char *string,
+ GLfloat x, GLfloat y,
+ XFontStruct *font, int font_dlist)
+{
+ GLfloat line_height = font->ascent + font->descent;
+ GLfloat sub_shift = (line_height * 0.3);
+ int cw = string_width (font, "m");
+ int tabs = cw * 7;
+
+ y -= line_height;
+
+ glPushAttrib (GL_TRANSFORM_BIT | /* for matrix contents */
+ GL_ENABLE_BIT); /* for various glDisable calls */
+ glDisable (GL_LIGHTING);
+ glDisable (GL_DEPTH_TEST);
+ {
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ {
+ glLoadIdentity();
+
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ {
+ int i;
+ int x2 = x;
+ Bool sub_p = False;
+ glLoadIdentity();
+
+ gluOrtho2D (0, mi->xgwa.width, 0, mi->xgwa.height);
+
+ glColor3f (0.8, 0.8, 0);
+
+ glRasterPos2f (x, y);
+ for (i = 0; i < strlen(string); i++)
+ {
+ char c = string[i];
+ if (c == '\n')
+ {
+ glRasterPos2f (x, (y -= line_height));
+ x2 = x;
+ }
+ else if (c == '\t')
+ {
+ x2 -= x;
+ x2 = ((x2 + tabs) / tabs) * tabs; /* tab to tab stop */
+ x2 += x;
+ glRasterPos2f (x2, y);
+ }
+ else if (c == '[' && (isdigit (string[i+1])))
+ {
+ sub_p = True;
+ glRasterPos2f (x2, (y -= sub_shift));
+ }
+ else if (c == ']' && sub_p)
+ {
+ sub_p = False;
+ glRasterPos2f (x2, (y += sub_shift));
+ }
+ else
+ {
+ glCallList (font_dlist + (int)(c));
+ x2 += (font->per_char
+ ? font->per_char[c - font->min_char_or_byte2].width
+ : font->min_bounds.width);
+ }
+ }
+ }
+ glPopMatrix();
+ }
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ }
+ glPopAttrib();
+
+ glMatrixMode(GL_MODELVIEW);
+}
+
+
+static void
+startup_blurb (ModeInfo *mi)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+ const char *s = "Computing polyhedra...";
+ print_title_string (mi, s,
+ mi->xgwa.width - (string_width (bp->xfont1, s) + 40),
+ 10 + bp->xfont1->ascent + bp->xfont1->descent,
+ bp->xfont1, bp->font1_dlist);
+ glFinish();
+ glXSwapBuffers(MI_DISPLAY(mi), MI_WINDOW(mi));
+}
+
+
+
+/* Window management, etc
+ */
+static void new_label (ModeInfo *mi);
+
+void
+reshape_polyhedra (ModeInfo *mi, int width, int height)
+{
+ GLfloat h = (GLfloat) height / (GLfloat) width;
+
+ glViewport (0, 0, (GLint) width, (GLint) height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ gluPerspective (30.0, 1/h, 1.0, 100.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ gluLookAt( 0.0, 0.0, 30.0,
+ 0.0, 0.0, 0.0,
+ 0.0, 1.0, 0.0);
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ /* need to re-render the text when the window size changes */
+ new_label (mi);
+}
+
+
+Bool
+polyhedra_handle_event (ModeInfo *mi, XEvent *event)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+
+ if (event->xany.type == ButtonPress &&
+ event->xbutton.button & Button1)
+ {
+ bp->button_down_p = True;
+ gltrackball_start (bp->trackball,
+ event->xbutton.x, event->xbutton.y,
+ MI_WIDTH (mi), MI_HEIGHT (mi));
+ return True;
+ }
+ else if (event->xany.type == ButtonRelease &&
+ event->xbutton.button & Button1)
+ {
+ bp->button_down_p = False;
+ return True;
+ }
+ else if (event->xany.type == KeyPress)
+ {
+ KeySym keysym;
+ char c = 0;
+ XLookupString (&event->xkey, &c, 1, &keysym, 0);
+
+ bp->change_to = -1;
+ if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
+ bp->change_to = random() % bp->npolyhedra;
+ else if (c == '>' || c == '.' || c == '+' || c == '=')
+ bp->change_to = (bp->which + 1) % bp->npolyhedra;
+ else if (c == '<' || c == ',' || c == '-' || c == '_' ||
+ c == '\010' || c == '\177')
+ bp->change_to = (bp->which + bp->npolyhedra - 1) % bp->npolyhedra;
+
+ if (bp->change_to != -1)
+ return True;
+ }
+ else if (event->xany.type == MotionNotify &&
+ bp->button_down_p)
+ {
+ gltrackball_track (bp->trackball,
+ event->xmotion.x, event->xmotion.y,
+ MI_WIDTH (mi), MI_HEIGHT (mi));
+ return True;
+ }
+
+ return False;
+}
+
+
+static void
+new_label (ModeInfo *mi)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+ polyhedron *p = bp->which >= 0 ? bp->polyhedra[bp->which] : 0;
+
+ glNewList (bp->title_list, GL_COMPILE);
+ if (p && do_titles)
+ {
+ char label[1024];
+ char name2[255];
+ strcpy (name2, p->name);
+ if (*p->class)
+ sprintf (name2 + strlen(name2), " (%s)", p->class);
+
+ sprintf (label,
+ "Polyhedron %d: \t%s\n\n"
+ "Wythoff Symbol:\t%s\n"
+ "Vertex Configuration:\t%s\n"
+ "Symmetry Group:\t%s\n"
+ /* "Dual of: \t%s\n" */
+ "\n"
+ "Faces:\t %d\n"
+ "Edges:\t %d\n"
+ "Vertices:\t %d\n"
+ "Density:\t %d\n"
+ "Euler:\t%s%d\n",
+ bp->which, name2, p->wythoff, p->config, p->group,
+ /* p->dual, */
+ p->logical_faces, p->nedges, p->logical_vertices,
+ p->density, (p->chi < 0 ? "" : " "), p->chi);
+
+ {
+ XFontStruct *f;
+ GLuint fl;
+ if (MI_WIDTH(mi) >= 500 && MI_HEIGHT(mi) >= 375)
+ f = bp->xfont1, fl = bp->font1_dlist; /* big font */
+ else if (MI_WIDTH(mi) >= 350 && MI_HEIGHT(mi) >= 260)
+ f = bp->xfont2, fl = bp->font2_dlist; /* small font */
+ else
+ f = bp->xfont3, fl = bp->font3_dlist; /* tiny font */
+
+ print_title_string (mi, label,
+ 10, mi->xgwa.height - 10,
+ f, fl);
+ }
+ }
+ glEndList ();
+}
+
+
+static void
+new_polyhedron (ModeInfo *mi)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+ polyhedron *p;
+ int wire = MI_IS_WIREFRAME(mi);
+ static GLfloat bcolor[4] = {0.0, 0.0, 0.0, 1.0};
+ int i;
+
+ mi->polygon_count = 0;
+
+ bp->ncolors = 128;
+ bp->colors = (XColor *) calloc(bp->ncolors, sizeof(XColor));
+ make_random_colormap (0, 0, 0,
+ bp->colors, &bp->ncolors,
+ True, False, 0, False);
+
+ if (do_which >= bp->npolyhedra)
+ do_which = -1;
+
+ bp->which = (bp->change_to != -1 ? bp->change_to :
+ do_which >= 0 ? do_which :
+ (random() % bp->npolyhedra));
+ bp->change_to = -1;
+ p = bp->polyhedra[bp->which];
+
+ new_label (mi);
+
+ glNewList (bp->object_list, GL_COMPILE);
+ for (i = 0; i < p->nfaces; i++)
+ {
+ int j;
+ face *f = &p->faces[i];
+
+ if (f->color > 64 || f->color < 0) abort();
+ if (wire)
+ glColor3f (0, 1, 0);
+ else
+ {
+ bcolor[0] = bp->colors[f->color].red / 65536.0;
+ bcolor[1] = bp->colors[f->color].green / 65536.0;
+ bcolor[2] = bp->colors[f->color].blue / 65536.0;
+ glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, bcolor);
+ }
+
+ do_normal (p->points[f->points[0]].x,
+ p->points[f->points[0]].y,
+ p->points[f->points[0]].z,
+ p->points[f->points[1]].x,
+ p->points[f->points[1]].y,
+ p->points[f->points[1]].z,
+ p->points[f->points[2]].x,
+ p->points[f->points[2]].y,
+ p->points[f->points[2]].z);
+
+ glBegin (wire ? GL_LINE_LOOP :
+ f->npoints == 3 ? GL_TRIANGLES :
+ f->npoints == 4 ? GL_QUADS :
+ GL_POLYGON);
+ for (j = 0; j < f->npoints; j++)
+ {
+ point *pp = &p->points[f->points[j]];
+ glVertex3f (pp->x, pp->y, pp->z);
+ }
+ glEnd();
+ }
+ glEndList ();
+
+ mi->polygon_count += p->nfaces;
+}
+
+
+void
+init_polyhedra (ModeInfo *mi)
+{
+ polyhedra_configuration *bp;
+ int wire = MI_IS_WIREFRAME(mi);
+
+ if (!bps) {
+ bps = (polyhedra_configuration *)
+ calloc (MI_NUM_SCREENS(mi), sizeof (polyhedra_configuration));
+ if (!bps) {
+ fprintf(stderr, "%s: out of memory\n", progname);
+ exit(1);
+ }
+
+ bp = &bps[MI_SCREEN(mi)];
+ }
+
+ bp = &bps[MI_SCREEN(mi)];
+
+ bp->glx_context = init_GL(mi);
+
+ bp->which = -1;
+ load_fonts (mi);
+ startup_blurb (mi);
+
+ reshape_polyhedra (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
+
+ if (!wire)
+ {
+ GLfloat pos[4] = {1.0, 1.0, 1.0, 0.0};
+ GLfloat amb[4] = {0.0, 0.0, 0.0, 1.0};
+ GLfloat dif[4] = {1.0, 1.0, 1.0, 1.0};
+ GLfloat spc[4] = {0.0, 1.0, 1.0, 1.0};
+
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+ glEnable(GL_DEPTH_TEST);
+ /* glEnable(GL_CULL_FACE); */
+
+ glLightfv(GL_LIGHT0, GL_POSITION, pos);
+ glLightfv(GL_LIGHT0, GL_AMBIENT, amb);
+ glLightfv(GL_LIGHT0, GL_DIFFUSE, dif);
+ glLightfv(GL_LIGHT0, GL_SPECULAR, spc);
+ }
+
+ {
+ double spin_speed = 2.0;
+ double wander_speed = 0.05;
+ double spin_accel = 0.2;
+
+ bp->rot = make_rotator (do_spin ? spin_speed : 0,
+ do_spin ? spin_speed : 0,
+ do_spin ? spin_speed : 0,
+ spin_accel,
+ do_wander ? wander_speed : 0,
+ True);
+ bp->trackball = gltrackball_init ();
+ }
+
+ bp->npolyhedra = construct_polyhedra (&bp->polyhedra);
+
+ bp->object_list = glGenLists (1);
+ bp->title_list = glGenLists (1);
+ bp->change_to = -1;
+
+ {
+ int x;
+ char c;
+ do_which = -1;
+ if (1 == sscanf (do_which_str, " %d %c", &x, &c))
+ do_which = x;
+ else if (*do_which_str)
+ {
+ char *s;
+ for (s = do_which_str; *s; s++)
+ if (*s == '-' || *s == '_') *s = ' ';
+
+ for (x = 0; x < bp->npolyhedra; x++)
+ if (!strcasecmp (do_which_str, bp->polyhedra[x]->name) ||
+ !strcasecmp (do_which_str, bp->polyhedra[x]->wythoff) ||
+ !strcasecmp (do_which_str, bp->polyhedra[x]->config))
+ {
+ do_which = x;
+ break;
+ }
+ if (do_which < 0)
+ {
+ fprintf (stderr, "%s: no such polyhedron: \"%s\"\n",
+ progname, do_which_str);
+ exit (1);
+ }
+ }
+ }
+
+ new_polyhedron (mi);
+}
+
+
+void
+draw_polyhedra (ModeInfo *mi)
+{
+ polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+ Display *dpy = MI_DISPLAY(mi);
+ Window window = MI_WINDOW(mi);
+
+ static time_t last_time = 0;
+
+ static GLfloat bspec[4] = {1.0, 1.0, 1.0, 1.0};
+ static GLfloat bshiny = 128.0;
+
+ if (!bp->glx_context)
+ return;
+
+ if (bp->mode == 0 && do_which >= 0 && bp->change_to < 0)
+ ;
+ else if (bp->mode == 0)
+ {
+ static int tick = 0;
+
+ if (bp->change_to >= 0)
+ tick = 999, last_time = 1;
+ if (tick++ > 10)
+ {
+ time_t now = time((time_t *) 0);
+ if (last_time == 0) last_time = now;
+ tick = 0;
+ if (!bp->button_down_p && now - last_time >= duration)
+ {
+ bp->mode = 1; /* go out */
+ bp->mode_tick = 20 * speed;
+ last_time = now;
+ }
+ }
+ }
+ else if (bp->mode == 1) /* out */
+ {
+ if (--bp->mode_tick <= 0)
+ {
+ new_polyhedron (mi);
+ bp->mode_tick = 20 * speed;
+ bp->mode = 2; /* go in */
+ }
+ }
+ else if (bp->mode == 2) /* in */
+ {
+ if (--bp->mode_tick <= 0)
+ bp->mode = 0; /* normal */
+ }
+ else
+ abort();
+
+ glShadeModel(GL_FLAT);
+ glEnable(GL_NORMALIZE);
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix ();
+
+ glScalef(1.1, 1.1, 1.1);
+
+ {
+ double x, y, z;
+ get_position (bp->rot, &x, &y, &z, !bp->button_down_p);
+ glTranslatef((x - 0.5) * 8,
+ (y - 0.5) * 8,
+ (z - 0.5) * 15);
+
+ gltrackball_rotate (bp->trackball);
+
+ get_rotation (bp->rot, &x, &y, &z, !bp->button_down_p);
+ glRotatef (x * 360, 1.0, 0.0, 0.0);
+ glRotatef (y * 360, 0.0, 1.0, 0.0);
+ glRotatef (z * 360, 0.0, 0.0, 1.0);
+ }
+
+ glScalef (2.0, 2.0, 2.0);
+
+ glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, bspec);
+ glMateriali (GL_FRONT_AND_BACK, GL_SHININESS, bshiny);
+
+ if (bp->mode != 0)
+ {
+ GLfloat s = (bp->mode == 1
+ ? bp->mode_tick / (20 * speed)
+ : ((20 * speed) - bp->mode_tick + 1) / (20 * speed));
+ glScalef (s, s, s);
+ }
+
+ glScalef (2, 2, 2);
+ glCallList (bp->object_list);
+ if (bp->mode == 0 && !bp->button_down_p)
+ glCallList (bp->title_list);
+
+ glPopMatrix ();
+
+ if (mi->fps_p) do_fps (mi);
+ glFinish();
+
+ glXSwapBuffers(dpy, window);
+}
+
+#endif /* USE_GL */