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Signals: Add variable for signal context (track, tunnel, bridge, etc)

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Jonathan G Rennison
2022-06-15 19:03:13 +01:00
parent cf5eef515e
commit 41117a52d2
11 changed files with 170 additions and 33 deletions
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54
docs/newgrf-additions-nml.html
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@@ -121,6 +121,33 @@
</dl>
</td>
</tr>
<tr><td>signal_context</td><td>SIGNAL_CONTEXT_XXX</td>
<td>
Information about the context of the signal being drawn:
<dl>
<dt>GUI</dt>
<dd>The signal is being drawn in the GUI (signal window)</dd>
<dt>TRACK</dt>
<dd>The signal is being drawn on ordinary rail track</dd>
<dt>TUNNEL_BRIDGE_ENTRANCE</dt>
<dd>The signal is being drawn as a tunnel/bridge entrance signal</dd>
<dt>TUNNEL_BRIDGE_EXIT</dt>
<dd>The signal is being drawn as a tunnel/bridge exit signal</dd>
<dt>BRIDGE_MIDDLE</dt>
<dd>The signal is being drawn on the middle of a bridge</dd>
</dl>
</td>
</tr>
<tr><td>signal_context_is_tunnel</td><td>0 or 1</td>
<td>
The signal is being drawn on a tunnel entrance/exit (not a bridge)
</td>
</tr>
<tr><td>signal_context_info</td><td></td>
<td>
Above signal context variables in one variable (all of the railtype_signal_context variable)
</td>
</tr>
</table>
<h3><a href="https://newgrf-specs.tt-wiki.net/wiki/NML:Roadtypes#Roadtype_properties">Roadtype properties</a></h3>
<table>
@@ -435,6 +462,33 @@ item (FEAT_GLOBALVARS) {
</dl>
</td>
</tr>
<tr><td>signal_context</td><td>SIGNAL_CONTEXT_XXX</td>
<td>
Information about the context of the signal being drawn:
<dl>
<dt>GUI</dt>
<dd>The signal is being drawn in the GUI (signal window)</dd>
<dt>TRACK</dt>
<dd>The signal is being drawn on ordinary rail track</dd>
<dt>TUNNEL_BRIDGE_ENTRANCE</dt>
<dd>The signal is being drawn as a tunnel/bridge entrance signal</dd>
<dt>TUNNEL_BRIDGE_EXIT</dt>
<dd>The signal is being drawn as a tunnel/bridge exit signal</dd>
<dt>BRIDGE_MIDDLE</dt>
<dd>The signal is being drawn on the middle of a bridge</dd>
</dl>
</td>
</tr>
<tr><td>signal_context_is_tunnel</td><td>0 or 1</td>
<td>
The signal is being drawn on a tunnel entrance/exit (not a bridge)
</td>
</tr>
<tr><td>signal_context_info</td><td></td>
<td>
Above signal context variables in one variable (all of the signals_signal_context variable)
</td>
</tr>
</table>
<p>
Custom signal sprites example: