readme: mention PIXELSIZE

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xfnw 2024-05-04 09:23:10 -04:00
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@ -19,3 +19,8 @@ framebuffer pixelflut server in C.
entirely mmapped to the framebuffer, so be weary of other
programs writing to it
## PIXELSIZE compile option
for performance reasons, the bit depth can only be changed
at compile time. if your framebuffer is not using 32 bits
per pixel, this can be changed via `PIXELSIZE` in Makefile.