Improve speed of drw_text when provided with large strings - dmenu - dynamic me… | |
git clone git://git.suckless.org/dmenu | |
Log | |
Files | |
Refs | |
README | |
LICENSE | |
--- | |
commit c585e8e498ec6f9c423ab8ea07cf853ee5b05fbe | |
parent 523aa08f51a88c59ad4b1f600f8ce3d122e9e289 | |
Author: Miles Alan <[email protected]> | |
Date: Sat, 7 Aug 2021 21:34:35 -0400 | |
Improve speed of drw_text when provided with large strings | |
Calculates len & ew in drw_font_getexts loop by incrementing instead of | |
decrementing; as such avoids proportional increase in time spent in loop | |
based on provided strings size. | |
Diffstat: | |
M drw.c | 7 +++++-- | |
1 file changed, 5 insertions(+), 2 deletions(-) | |
--- | |
diff --git a/drw.c b/drw.c | |
@@ -310,8 +310,11 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned … | |
if (utf8strlen) { | |
drw_font_getexts(usedfont, utf8str, utf8strlen, &ew, N… | |
/* shorten text if necessary */ | |
- for (len = MIN(utf8strlen, sizeof(buf) - 1); len && ew… | |
- drw_font_getexts(usedfont, utf8str, len, &ew, … | |
+ if (ew > w) | |
+ for (ew = 0, len = 0; ew < w - lpad * 2 && len… | |
+ drw_font_getexts(usedfont, utf8str, le… | |
+ else | |
+ len = MIN(utf8strlen, sizeof(buf) - 1); | |
if (len) { | |
memcpy(buf, utf8str, len); |