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