| Код |
GLvoid buildFont(GLvoid)
{
XFontStruct *font;
base = glGenLists(96); /* storage for 96 characters */
/* load a font with a specific name in "Host Portable Character Encoding" */
font = XLoadQueryFont(GLWin.dpy,
"-*-helvetica-bold-r-normal--24-*-*-*-p-*-iso8859-1");
if (font == NULL)
{
/* this really *should* be available on every X Window System...*/
font = XLoadQueryFont(GLWin.dpy, "fixed");
if (font == NULL)
{
printf("Problems loading fonts :-(\n");
exit(1);
}
}
/* build 96 display lists out of our font starting at char 32 */
glXUseXFont(font->fid, 32, 96, base);
/* free our XFontStruct since we have our display lists */
XFreeFont(GLWin.dpy, font);
}
///////////////////////////////////////////////////////////////////////////////////
GLvoid printGLf(const char *fmt, ...)
{
va_list ap; /* our argument pointer */
char text[256];
if (fmt == NULL) /* if there is no string to draw do nothing */
return;
va_start(ap, fmt); /* make ap point to first unnamed arg */
/* FIXME: we *should* do boundschecking or something to prevent buffer
* overflows/segmentations faults
*/
vsprintf(text, fmt, ap);
va_end(ap);
glPushAttrib(GL_LIST_BIT);
glListBase(base - 32);
glCallLists(strlen(text), GL_UNSIGNED_BYTE, text);
glPopAttrib();
}
|
Вот когда-то так делал. TTF тоже можно юзать |