-/* polyhedra, Copyright (c) 2004-2008 Jamie Zawinski <jwz@jwz.org>
+/* polyhedra, Copyright (c) 2004-2012 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
#include "xlockmore.h"
+#ifdef HAVE_COCOA
+# include "jwxyz.h"
+#else
+# include <X11/Xlib.h>
+# include <GL/gl.h>
+# include <GL/glu.h>
+#endif
+
+#ifdef HAVE_JWZGLES
+# include "jwzgles.h"
+#endif /* HAVE_JWZGLES */
#define DEF_SPIN "True"
#define DEF_WANDER "True"
# include <X11/keysymdef.h>
#endif
+#ifndef HAVE_JWZGLES
+# define HAVE_TESS
+#endif
+
+
#ifdef USE_GL /* whole file */
typedef struct {
int ncolors;
XColor *colors;
+# ifdef HAVE_GLBITMAP
XFontStruct *xfont1, *xfont2, *xfont3;
GLuint font1_dlist, font2_dlist, font3_dlist;
+# else
+ texture_font_data *font1_data, *font2_data, *font3_data;
+# endif
time_t last_change_time;
int change_tick;
load_fonts (ModeInfo *mi)
{
polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
+# ifdef HAVE_GLBITMAP
load_font (mi->dpy, "titleFont", &bp->xfont1, &bp->font1_dlist);
load_font (mi->dpy, "titleFont2", &bp->xfont2, &bp->font2_dlist);
load_font (mi->dpy, "titleFont3", &bp->xfont3, &bp->font3_dlist);
+# else /* !HAVE_GLBITMAP */
+ bp->font1_data = load_texture_font (mi->dpy, "titleFont");
+ bp->font2_data = load_texture_font (mi->dpy, "titleFont2");
+ bp->font3_data = load_texture_font (mi->dpy, "titleFont3");
+# endif /* !HAVE_GLBITMAP */
}
{
polyhedra_configuration *bp = &bps[MI_SCREEN(mi)];
const char *s = "Computing polyhedra...";
+# ifdef HAVE_GLBITMAP
+ XFontStruct *f = bp->xfont1;
+# else /* !HAVE_GLBITMAP */
+ texture_font_data *f = bp->font1_data;
+# endif /* !HAVE_GLBITMAP */
+
glColor3f (0.8, 0.8, 0);
- print_gl_string (mi->dpy, bp->xfont1, bp->font1_dlist,
+ print_gl_string (mi->dpy,
+# ifdef HAVE_GLBITMAP
+ bp->xfont1, bp->font1_dlist,
+# else /* !HAVE_GLBITMAP */
+ bp->font1_data,
+# endif /* !HAVE_GLBITMAP */
mi->xgwa.width, mi->xgwa.height,
- mi->xgwa.width - (string_width (bp->xfont1, s, 0) + 40),
+ mi->xgwa.width - (
+# ifdef HAVE_GLBITMAP
+ string_width (f, s, 0)
+# else /* !HAVE_GLBITMAP */
+ texture_string_width (f, s, 0)
+# endif /* !HAVE_GLBITMAP */
+ + 40),
mi->xgwa.height - 10,
s, False);
glFinish();
char c = 0;
XLookupString (&event->xkey, &c, 1, &keysym, 0);
-# ifdef HAVE_COCOA
-# define XK_Right -1
-# define XK_Left -1
-# define XK_Up -1
-# define XK_Down -1
-# endif
bp->change_to = -1;
if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
bp->change_to = random() % bp->npolyhedra;
p->density, (p->chi < 0 ? "" : " "), p->chi);
{
+# ifdef HAVE_GLBITMAP
XFontStruct *f;
GLuint fl;
+# else /* !HAVE_GLBITMAP */
+ texture_font_data *f;
+# endif /* !HAVE_GLBITMAP */
if (MI_WIDTH(mi) >= 500 && MI_HEIGHT(mi) >= 375)
+# ifdef HAVE_GLBITMAP
f = bp->xfont1, fl = bp->font1_dlist; /* big font */
+# else /* !HAVE_GLBITMAP */
+ f = bp->font1_data;
+# endif /* !HAVE_GLBITMAP */
else if (MI_WIDTH(mi) >= 350 && MI_HEIGHT(mi) >= 260)
+# ifdef HAVE_GLBITMAP
f = bp->xfont2, fl = bp->font2_dlist; /* small font */
+# else /* !HAVE_GLBITMAP */
+ f = bp->font2_data; /* small font */
+# endif /* !HAVE_GLBITMAP */
else
+# ifdef HAVE_GLBITMAP
f = bp->xfont3, fl = bp->font3_dlist; /* tiny font */
+# else /* !HAVE_GLBITMAP */
+ f = bp->font3_data; /* tiny font */
+# endif /* !HAVE_GLBITMAP */
glColor3f (0.8, 0.8, 0);
- print_gl_string (mi->dpy, f, fl,
+ print_gl_string (mi->dpy, f,
+# ifdef HAVE_GLBITMAP
+ fl,
+# endif /* HAVE_GLBITMAP */
mi->xgwa.width, mi->xgwa.height,
10, mi->xgwa.height - 10,
label, False);
}
+#ifdef HAVE_TESS
static void
tess_error (GLenum errorCode)
{
fprintf (stderr, "%s: tesselation error: %s\n",
progname, gluErrorString(errorCode));
- exit (0);
+ abort();
}
+#endif /* HAVE_TESS */
+
static void
new_polyhedron (ModeInfo *mi)
/* Use the GLU polygon tesselator so that nonconvex faces are displayed
correctly (e.g., for the "pentagrammic concave deltohedron").
*/
+# ifdef HAVE_TESS
GLUtesselator *tobj = gluNewTess();
gluTessCallback (tobj, GLU_TESS_BEGIN, (void (*) (void)) &glBegin);
gluTessCallback (tobj, GLU_TESS_END, (void (*) (void)) &glEnd);
gluTessCallback (tobj, GLU_TESS_VERTEX, (void (*) (void)) &glVertex3dv);
gluTessCallback (tobj, GLU_TESS_ERROR, (void (*) (void)) &tess_error);
+# endif /* HAVE_TESS */
mi->polygon_count = 0;
glNewList (bp->object_list, GL_COMPILE);
if (bp->which == bp->npolyhedra-1)
{
+ GLfloat bcolor[4];
+ bcolor[0] = bp->colors[0].red / 65536.0;
+ bcolor[1] = bp->colors[0].green / 65536.0;
+ bcolor[2] = bp->colors[0].blue / 65536.0;
+ bcolor[3] = 1.0;
+ if (wire)
+ glColor3f (0, 1, 0);
+ else
+ glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, bcolor);
+
glScalef (0.8, 0.8, 0.8);
p->nfaces = unit_teapot (6, wire);
- p->nedges = p->nfaces * 2; /* #### is this right? */
- p->npoints = p->nfaces / 3; /* #### is this right? */
+ p->nedges = p->nfaces * 3 / 2;
+ p->npoints = p->nfaces * 3;
p->logical_faces = p->nfaces;
p->logical_vertices = p->npoints;
}
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;
- bcolor[2] = 1.0;
+ bcolor[3] = 1.0;
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, bcolor);
}
kludge_normal (f->npoints, f->points, p->points);
+# ifdef HAVE_TESS
gluTessBeginPolygon (tobj, 0);
gluTessBeginContour (tobj);
for (j = 0; j < f->npoints; j++)
}
gluTessEndContour (tobj);
gluTessEndPolygon (tobj);
+# else /* !HAVE_TESS */
+ 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();
+# endif /* !HAVE_TESS */
}
}
glEndList ();
mi->polygon_count += p->nfaces;
+# ifdef HAVE_TESS
gluDeleteTess (tobj);
+# endif
}
polyhedra_configuration *bp;
int wire = MI_IS_WIREFRAME(mi);
+# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
+ MI_IS_WIREFRAME(mi) = 0;
+ wire = 0;
+# endif
+
if (!bps) {
bps = (polyhedra_configuration *)
calloc (MI_NUM_SCREENS(mi), sizeof (polyhedra_configuration));
new_polyhedron (mi);
reshape_polyhedra (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
+ clear_gl_error(); /* WTF? sometimes "invalid op" from glViewport! */
}
(y - 0.5) * 8,
(z - 0.5) * 15);
+ /* Do it twice because we don't track the device's orientation. */
+ glRotatef( current_device_rotation(), 0, 0, 1);
gltrackball_rotate (bp->trackball);
+ glRotatef(-current_device_rotation(), 0, 0, 1);
get_rotation (bp->rot, &x, &y, &z, !bp->button_down_p);
glRotatef (x * 360, 1.0, 0.0, 0.0);