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more doc clarification about the render mode options

This commit is contained in:
Andrew Brown
2012-03-11 01:55:34 -05:00
parent bc1118df35
commit 3fd9b82108

View File

@@ -110,8 +110,9 @@ The first render can take a while, depending on the size of your world.
Options Options
------- -------
These options change the way the render works, and are intended to be things you The following three options change the way the checks for tiles to update, and
only have to use once-in-a-while. are intended to be things you only have to use in special situations. You should
not normally have to specify these options, the default is typically correct.
.. cmdoption:: --no-tile-checks .. cmdoption:: --no-tile-checks
@@ -126,8 +127,9 @@ only have to use once-in-a-while.
The caveat is that the *only* thing to trigger a tile update is if Minecraft The caveat is that the *only* thing to trigger a tile update is if Minecraft
updates a chunk. Any other reason a tile may have for needing re-rendering updates a chunk. Any other reason a tile may have for needing re-rendering
is not detected. It could also cause problems if the system clock of the is not detected. This means that changes in your render configuration will
machine running Minecraft is not stable. not be reflected in your world except in updated chunks. It could also cause
problems if the system clock of the machine running Minecraft is not stable.
**This option is the default** unless :option:`--forcerender` or **This option is the default** unless :option:`--forcerender` or
:option:`--check-tiles` is in effect. This option conflicts with :option:`--check-tiles` is in effect. This option conflicts with
@@ -153,10 +155,10 @@ only have to use once-in-a-while.
you delete sections of your map, e.g. with worldedit, to delete tiles that you delete sections of your map, e.g. with worldedit, to delete tiles that
should no longer exist.** should no longer exist.**
The caveat with this option is that it compares the tile mtimes on disk with The caveats with this option are the same as for :option:`--no-tile-checks`
the chunk mtimes reported by Minecraft. Thus, it will *not* detect tiles as with the additional caveat that tile timestamps in the filesystem must be
needing an update if the Minecraft world hasn't changed. This means you preserved. If you copy tiles or make changes to them with an external tool
cannot use this option in response to a change in configuration setting. that modifies mtimes of tiles, it could cause problems with this option.
This option is automatically activated when The Overviewer detects the last This option is automatically activated when The Overviewer detects the last
render was interrupted midway through. This option conflicts with render was interrupted midway through. This option conflicts with
@@ -165,14 +167,17 @@ only have to use once-in-a-while.
.. cmdoption:: --forcerender .. cmdoption:: --forcerender
Forces The Overviewer to re-render every tile regardless of whether it Forces The Overviewer to re-render every tile regardless of whether it
thinks it needs updating or not. It does no tile mtime checks, nor does it thinks it needs updating or not. It does no tile mtime checks, and therefore
check any last modification time of the world. It unconditionally renders ignores the last render time of the world and the last modification time of
every tile that exists. each chunk. It unconditionally renders every tile that exists.
The caveat with this option is that it does *no* checks, period. Meaning it The caveat with this option is that it does *no* checks, period. Meaning it
will not detect tiles that do exist, but shouldn't (this can happen if your will not detect tiles that do exist, but shouldn't (this can happen if your
world shrinks for some reason. For that specific case, world shrinks for some reason. For that specific case,
:option:`--check-tiles` is actually more appropriate). :option:`--check-tiles` is actually the appropriate mode).
This option is useful if you have changed a render setting and wish to
re-render every tile with the new settings.
This option is automatically activated for first-time renders. This option This option is automatically activated for first-time renders. This option
conflicts with :option:`--check-tiles` and :option:`--no-tile-checks` conflicts with :option:`--check-tiles` and :option:`--no-tile-checks`