X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=ttf2png.c;h=e8d794c56c6445f4e5780a80272f70ed3a44c321;hb=9bb0eb0e59ef6857da8932ea35833773a5374dc7;hp=96c325454609bd3d9cf4dfd7556f38b17773e1dc;hpb=5ccf6cfbee39edce04c091a1863574adfcdfe968;p=ttf2png.git

diff --git a/ttf2png.c b/ttf2png.c
index 96c3254..e8d794c 100644
--- a/ttf2png.c
+++ b/ttf2png.c
@@ -61,7 +61,7 @@ typedef struct sFont
 	Image image;
 } Font;
 
-void usage();
+void usage(void);
 unsigned round_to_pot(unsigned);
 void *alloc_image_data(size_t, size_t);
 int init_font(Font *, FT_Face, unsigned, unsigned, int);
@@ -279,28 +279,28 @@ int main(int argc, char **argv)
 	return 0;
 }
 
-void usage()
+void usage(void)
 {
 	printf("ttf2png 1.1 - True Type Font to PNG converter\n"
-		"Copyright (c) 2004-2008  Mikko Rasa, Mikkosoft Productions\n"
+		"Copyright (c) 2004-2018  Mikko Rasa, Mikkosoft Productions\n"
 		"Distributed under the GNU General Public License\n\n");
 
 	printf("Usage: ttf2png [options] <TTF file>\n\n");
 
 	printf("Accepted options (default values in [brackets])\n"
-		"  -r  Range of characters to convert [0,255]\n"
+		"  -r  Range of code points to convert [0,255]\n"
 		"  -s  Font size to use, in pixels [10]\n"
-		"  -l  Number of characters to put in one line [auto]\n"
-		"  -c  Character cell size, in pixels [auto]\n"
+		"  -l  Number of glyphs to put in one line [auto]\n"
+		"  -c  Glyph cell size, in pixels (grid mode only) [auto]\n"
 		"  -o  Output file name (or - for stdout) [font.png]\n");
 	printf("  -a  Force autohinter\n"
 		"  -t  Render glyphs to alpha channel\n"
 		"  -i  Invert colors of the glyphs\n"
 		"  -v  Increase the level of verbosity\n"
-		"  -e  Use cells in sequence, without gaps\n"
+		"  -e  Use cells in sequence, without gaps (grid mode only)\n"
 		"  -p  Pack the glyphs tightly instead of in a grid\n"
-		"  -m  Margin around image edges in packed mode [0]\n"
-		"  -n  Padding between packed glyphs [1]\n"
+		"  -m  Margin around image edges (packed mode only) [0]\n"
+		"  -n  Padding between glyphs (packed mode only) [1]\n"
 		"  -d  File name for writing glyph definitions\n"
 		"  -h  Print this message\n");
 }