From http://www.jwz.org/xscreensaver/xscreensaver-5.22.tar.gz

[xscreensaver] / hacks / glx / font-ximage.c

diff --git a/hacks/glx/font-ximage.c b/hacks/glx/font-ximage.c
index c8ddc4824088c3cd4f50b8dfcff489a6b45f1cdd..227327fcf4d81ea0b8b949b7692fb6286427ca54 100644 (file)
--- a/hacks/glx/font-ximage.c
+++ b/hacks/glx/font-ximage.c
@@ -1,5 +1,5 @@
 /* font-ximage.c --- renders text to an XImage for use with OpenGL.
- * xscreensaver, Copyright (c) 2001, 2003 Jamie Zawinski <jwz@jwz.org>
+ * xscreensaver, Copyright (c) 2001-2013 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
@@ -20,13 +20,16 @@
 
 #ifdef HAVE_COCOA
 # include "jwxyz.h"
-# include <OpenGL/gl.h>
 #else  /* !HAVE_COCOA */
 # include <X11/Xlib.h>
 # include <X11/Xutil.h>
 # include <GL/gl.h>    /* only for GLfloat */
 #endif /* !HAVE_COCOA */
 
+#ifdef HAVE_JWZGLES
+# include "jwzgles.h"
+#endif /* HAVE_JWZGLES */
+
 extern char *progname;
 
 #include "font-ximage.h"
@@ -131,6 +134,8 @@ text_to_ximage (Screen *screen, Visual *visual,
         overall.rbearing = MAX(overall.rbearing, o2.rbearing);
         lines++;
       }
+    free (text);
+    text = 0;
 
     width = overall.lbearing + overall.rbearing + margin + margin + 1;
     height = ((f->ascent + f->descent) * lines) + margin + margin;
@@ -158,15 +163,11 @@ text_to_ximage (Screen *screen, Visual *visual,
     while ((line = strtok(token, "\r\n")))
       {
         XCharStruct o2;
-        int ascent, descent, direction, xoff2;
+        int ascent, descent, direction;
         token = 0;
 
         XTextExtents(f, line, strlen(line),
                      &direction, &ascent, &descent, &o2);
-        xoff2 = (xoff +
-                 ((overall.lbearing + overall.rbearing) -
-                  (o2.lbearing + o2.rbearing)) / 2);
-
         XDrawString(dpy, bitmap, gc,
                     overall.lbearing + margin + xoff,
                     ((f->ascent * (lines + 1)) +