From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 28 Nov 2013 10:11:11 +0000 (+0200)
Subject: Generate only as tall image as needed in sequantial grid mode
X-Git-Url: http://git.tdb.fi/?p=ttf2png.git;a=commitdiff_plain;h=4709d1e1e7da55da3215746fc07cffc6b6fe3c00

Generate only as tall image as needed in sequantial grid mode
---

diff --git a/ttf2png.c b/ttf2png.c
index a9896c3..8fc211e 100644
--- a/ttf2png.c
+++ b/ttf2png.c
@@ -511,7 +511,10 @@ int render_grid(Font *font, unsigned cellw, unsigned cellh, unsigned cpl, int se
 	last = font->glyphs[font->n_glyphs-1].code;
 
 	font->image.w = round_to_pot(cpl*cellw);
-	font->image.h = round_to_pot((last-first+cpl)/cpl*cellh);
+	if(seq)
+		font->image.h = round_to_pot((font->n_glyphs+cpl-1)/cpl*cellh);
+	else
+		font->image.h = round_to_pot((last-first+cpl)/cpl*cellh);
 
 	font->image.data = (char *)alloc_image_data(font->image.w, font->image.h);
 	if(!font->image.data)