Update of /cvsroot/arcem/webpages/manual
In directory vz-cvs-4.sog:/tmp/cvs-serv15553/manual
Modified Files:
development.html
Log Message:
Update for RISC OS 1.50 alpha 2 release
Index: development.html
===================================================================
RCS file: /cvsroot/arcem/webpages/manual/development.html,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- development.html 21 Sep 2012 09:52:10 -0000 1.5
+++ development.html 21 Oct 2012 17:15:31 -0000 1.6
@@ -460,13 +460,14 @@
<table>
<tr><th>Option</th><th>Meaning</th><th>Allowed values</th><th>Default
Value</th></tr>
-<tr><td>--display <value></td><td>Select the display driver to use
on startup. 'pal' selects the palettised display driver, which uses the least
amount of memory and provides the best performance. However it doesn't support
the use of mid-frame palette swaps (as used by games such as Lotus II &
Lemmings 2). For these games it's recommended you use the '16bpp'
driver</td><td>pal, 16bpp</td><td>pal</td></tr>
+<tr><td>--display <value></td><td>Select the display driver to use
on startup. 'pal' selects the palettised display driver, which uses the least
amount of memory and provides the best performance. However it doesn't support
the use of mid-frame palette swaps (as used by games such as Lotus II &
Lemmings 2). For these games it's recommended you use the 'std'
driver</td><td>pal, std</td><td>pal</td></tr>
<tr><td>--rbswap</td><td>Swap red & blue in 16bpp mode (e.g. for Iyonix
with GeForce FX)</td></tr>
<tr><td>--nolowcolour</td><td>Prevent ArcEm from trying to use 1/2/4bpp modes.
Recommended for Iyonix users with Aemulor running (it's quicker for ArcEm to
use an 8bpp mode directly than to go via Aemulor's low-colour
emulation)</td></tr>
<tr><td>--noaspect</td><td>Disable aspect ratio correction</td></tr>
<tr><td>--noupscale</td><td>Disable upscaling. Recommended for best
performance.</td></tr>
<tr><td>--minres <x> <y></td><td>Specifiy minimum screen
resolution to use. Any modes with a resolution lower than this won't be used by
ArcEm. Use this to filter out any low-res modes (e.g. 320x256) which have
entries in your MDF but don't really work properly with your monitor.</td></tr>
<tr><td>--lcdres <x> <y></td><td>Specify the native
resolution of your monitor. If specified, ArcEm will only ever use screen modes
that will scale perfectly to fit your monitor, so you won't have ugly LCD
scaling artifacts.</td></tr>
+<tr><td>--lcdres <a> <b></td><td>Specify the key numbers
of the two keys used to access the tweak menu. These are "lowl-level
internal key numbers" - for a reference, see the <a
href="http://www.riscosopen.org/wiki/documentation/show/Low-Level%20Internal%20Key%20Numbers";>ROOL
wiki</a>.</td><td>0-255</td><td>104 105 (Left & right Windows
keys)</td></tr>
</table>
@@ -475,7 +476,7 @@
<p>The tweak menu can be accessed by simultaneously pressing both Windows keys
on the keyboard. This menu allows you to change the following options:</p>
<ul>
<li>Switch between the two display drivers (--display command line option)</li>
-<li>Toggle red/blue swapping in the 16bpp driver (--rbswap command line
option)</li>
+<li>Toggle red/blue swapping in the 16bpp modes (--rbswap command line
option)</li>
<li>Control the display driver performance options (see below)</li>
<li>Enable/disable aspect ratio correction & upscaling (--noaspect and
--noupscale options)</li>
<li>Enable the ability to take screenshots when Print Screen is pressed.
Screenshots will be saved to the directory !ArcEm is in.</li>
@@ -492,6 +493,8 @@
<p>To resume the emulator from the tweak menu, press 'R'. To quit the
emulator, press 'Q'.</p>
+<p>The --menukeys command line option can be used to change which keys are
used to open the menu (e.g. if your keyboard doesn't have both Windows
keys).</p>
+
<h3 id="riscosusageperformance">Performance options</h3>
<p>As mentioned above, there are several options available in the tweak menu
to help boost the performance of the display driver. These options are:</p>
@@ -606,7 +609,7 @@
<ul>
<li>Sound quality isn't great if ArcEm has to mix down to a lower sample
rate</li>
<li>Music tempo tends to fluctuate a bit with some music players</li>
-<li>Sometimes there'll be a lot of audio lag, which doesn't clear up, even
after a few seconds. Opening & closing the tweak menu (by pressing both
Windows keys) should fix it.</li>
+<li>Sometimes there'll be a lot of audio lag, which doesn't clear up, even
after a few seconds. Opening & closing the tweak menu should fix it.</li>
<li>If the emulator can't find a suitable screen mode, it will quit.</li>
<li>If the display is being scaled, the mouse pointer image may not always be
scaled correctly, or (due to improper scaling) the hotspot may not be in the
correct position.</li>
</ul>
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