From 4736f1900070449ea1440c3267e943fb1bc4994c Mon Sep 17 00:00:00 2001 From: Mike Erwin Date: Fri, 14 Oct 2016 19:59:59 -0400 Subject: BLF: early exit when drawing empty strings Avoids all kinds of setup & preparations to draw nothing. --- source/blender/blenfont/intern/blf.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'source/blender/blenfont') diff --git a/source/blender/blenfont/intern/blf.c b/source/blender/blenfont/intern/blf.c index e43d2bba23c..7ddc540044a 100644 --- a/source/blender/blenfont/intern/blf.c +++ b/source/blender/blenfont/intern/blf.c @@ -566,6 +566,10 @@ void BLF_draw_ex( } void BLF_draw(int fontid, const char *str, size_t len) { + if (len == 0 || str[0] == '\0') { + return; + } + BLF_draw_ex(fontid, str, len, NULL); } @@ -591,11 +595,19 @@ void BLF_draw_ascii_ex( } void BLF_draw_ascii(int fontid, const char *str, size_t len) { + if (len == 0 || str[0] == '\0') { + return; + } + BLF_draw_ascii_ex(fontid, str, len, NULL); } int BLF_draw_mono(int fontid, const char *str, size_t len, int cwidth) { + if (len == 0 || str[0] == '\0') { + return 0; + } + FontBLF *font = blf_get(fontid); int columns = 0; -- cgit v1.2.3