Evas: Readme: Make doc clearer for metric and word cache.
Wow, first gentoo related bug fix. SVN revision: 58010
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@ -799,7 +799,8 @@ draw large runs effectively.
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However it is useless on GL and similar back-ends as the cost in
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sending a word sized texture kills the performance gain (and GL is
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pretty good at drawing lots of small things anyway).
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pretty good at drawing lots of small things anyway). If it detects a GL
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backend is in use, it disables itself.
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By default words (strings) of more then 50 characters are not cached.
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The system caches 40 words by default, but this can be changed by
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@ -820,14 +821,15 @@ Metric caching saves character metrics between characters in words.
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This enables it to render words much quicker as it avoids things like
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space calculations and kerning calculation.
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The cache size is also controlled by EVAS_WORD_CACHE_MAX_WORDS
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The cache size is also controlled by EVAS_WORD_CACHE_MAX_WORDS.
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It is useful for GL in particular, although software engines do get
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some gain.
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Generally it is recommended you enable either word or metric caching,
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depending on your engine use. If you are using software, enable word
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Generally it is recommended you enable one or both of word or metric caching,
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depending on your engine use. If you are only using software, enable word
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caching (and neon on arm if you can), for GL, turn on metric caching.
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A simple solution is enable both, and let the engine sort it out at run time.
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If you have any issues with metric caching, please report them to either
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the e-devel mailing list or Brett Nash <nash@nash.id.uau>
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