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authorbelugas <belugas@openttd.org>2007-03-01 04:24:19 +0000
committerbelugas <belugas@openttd.org>2007-03-01 04:24:19 +0000
commit7fd21fb29b484e307901dddacd000626eb0bb474 (patch)
treef8b94739137636201c517ade6eee99a18779ed2b
parent978d7da81883c775c45b1bac64ce8b73f58d6d2f (diff)
downloadopenttd-7fd21fb29b484e307901dddacd000626eb0bb474.tar.xz
(svn r8951) -Cleanup: Another bunch of re-formating and re-ordering.
Among which, tiles area now read m1..m6, while the bits are always enumerated from 7 to 0 Hoping it will stay that way...
-rw-r--r--docs/landscape.html2410
1 files changed, 1875 insertions, 535 deletions
diff --git a/docs/landscape.html b/docs/landscape.html
index 64862aef4..cb44992a6 100644
--- a/docs/landscape.html
+++ b/docs/landscape.html
@@ -24,7 +24,7 @@
<a href="landscape_grid.html">Landscape grid</a> page.
</p>
- <p>The <a name="OwnershipInfo">owner of a tile</a>, as frequently associated with attribute m1,
+ The <a name="OwnershipInfo">owner of a tile</a>, as frequently associated with attribute m1,
can be either players (human or AI) or "Game entities".
They are identified using:
<table>
@@ -34,316 +34,1108 @@
<tr><td><tt>10</tt>&nbsp; </td><td align=left>nobody owns the tile</td></tr>
<tr><td><tt>11</tt>&nbsp; </td><td align=left>"water" owns the tile</td></tr>
<tr><td><tt>FF</tt>&nbsp; </td><td align=left>spectator in MP or in scenario editor</td></tr>
- </table></p>
+ </table>
<p>OTTD's class-specific periodic tile processing routine is called once every +256 ticks for each tile.</p>
<table border=1 cellpadding=3>
- <tr><th align=left>Class</th><th align=left>Meaning & details of encoding</th></tr>
-
+ <tr bgcolor="#0099FF">
+ <th align=left><font color="#FFFFFF">Class</font></th>
+ <th align=left><font color="#FFFFFF">Meaning & details of encoding</font></th>
+ </tr>
+ <tr bgcolor="#CCCCCC">
+ <td align=left><strong><a name="Class0"><tt> 0 </tt></a></strong></td>
+ <td align=left>&nbsp;<strong>Ground </strong><td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class0"><tt> 0 </tt></a></td>
+ <td valign=top nowrap>&nbsp;</td>
<td>
<ul>
- <li>m5 bits 4..0: tile type:
- <table>
- <tr><td nowrap valign=top><tt>00</tt>&nbsp; </td><td align=left>bare land</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>&nbsp; </td><td align=left>1/3 grass</td></tr>
- <tr><td nowrap valign=top><tt>02</tt>&nbsp; </td><td align=left>2/3 grass</td></tr>
- <tr><td nowrap valign=top><tt>03</tt>&nbsp; </td><td align=left>full grass</td></tr>
- <tr><td nowrap valign=top><tt>07</tt>&nbsp; </td><td align=left>rough land</td></tr>
- <tr><td nowrap valign=top><tt>0B</tt>&nbsp; </td><td align=left>rocks</td></tr>
- <tr><td nowrap valign=top><tt>0F</tt>&nbsp; </td><td align=left>fields; type of fields in m3 bits 3..0 (legal values: 0 through 9)<br>
- m2: Index into the array of industries (farms), INVALID_INDUSTRY (0xFFFF) if farm has been removed</td></tr>
- <tr><td nowrap valign=top><tt>10</tt>&nbsp; </td><td align=left>1/4 snow</td></tr>
- <tr><td nowrap valign=top><tt>11</tt>&nbsp; </td><td align=left>2/4 snow</td></tr>
- <tr><td nowrap valign=top><tt>12</tt>&nbsp; </td><td align=left>3/4 snow</td></tr>
- <tr><td nowrap valign=top><tt>13</tt>&nbsp; </td><td align=left>full snow</td></tr>
- <tr><td nowrap valign=top><tt>15</tt>&nbsp; </td><td align=left>partial desert</td></tr>
- <tr><td nowrap valign=top><tt>17</tt>&nbsp; </td><td align=left>full desert</td></tr>
- </table>
- </li>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the tile (normally <tt>10</tt>)</li>
+ <li>m4 bits 7..5: type of hedge on the SW border of the tile (1 through 6, or 0=none)</li>
+ <li>m4 bits 4..2: same as 7..5, but for the SE border</li>
<li>m5 bits 7..5: update counter, incremented on every periodic processing for tile types,
other than <tt>03</tt>, <tt>07</tt>, <tt>0B</tt>, <tt>10</tt> and above.<BR>
on wraparound, the tile is updated (for fields, the type of fields in m3 is increased, for other types the tile type in m5 is increased).<BR>
- For snow and desert, these bits are not used, tile is updated on every periodic processing.
+ For snow and desert, these bits are not used, tile is updated on every periodic processing.</li>
+ <li>m5 bits 4..0: tile type:
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>&nbsp; </td>
+ <td align=left>bare land</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>01</tt>&nbsp; </td>
+ <td align=left>1/3 grass</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>02</tt>&nbsp; </td>
+ <td align=left>2/3 grass</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>03</tt>&nbsp; </td>
+ <td align=left>full grass</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>07</tt>&nbsp; </td>
+ <td align=left>rough land</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0B</tt>&nbsp; </td>
+ <td align=left>rocks</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0F</tt>&nbsp; </td>
+ <td align=left>fields; type of fields in m3 bits 3..0 (legal values: 0 through 9)<br>
+ m2: Index into the array of industries (farms), INVALID_INDUSTRY (0xFFFF) if farm has been removed</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>10</tt>&nbsp; </td>
+ <td align=left>1/4 snow</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>11</tt>&nbsp; </td>
+ <td align=left>2/4 snow</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>12</tt>&nbsp; </td>
+ <td align=left>3/4 snow</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>13</tt>&nbsp; </td>
+ <td align=left>full snow</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>15</tt>&nbsp; </td>
+ <td align=left>partial desert</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>17</tt>&nbsp; </td>
+ <td align=left>full desert</td>
+ </tr>
+ </table>
</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the tile (normally <tt>10</tt>)</li>
- <li>m4 bits 7..5: type of hedge on the SW border of the tile (1 through 6, or 0=none); bits 4..2: same for the SE border</li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class1"><tt> 1</tt></a></strong></td>
+ <td><strong>Railway tracks</strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class1"><tt> 1 </tt></a></td>
+ <td valign=top nowrap>&nbsp;</td>
<td>
<ul>
<li>m5 bit 7 clear: railway track
<ul>
- <li>m5 bits 0..5: track layout: bit set = track present:
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the track</li>
+ <li>m3 bits 3..0 = <a name="TrackType">track type</a>:
<table>
- <tr><td nowrap valign=top>bit 0: </td><td align=left>in the X direction</td></tr>
- <tr><td nowrap valign=top>bit 1: </td><td align=left>in the Y direction</td></tr>
- <tr><td nowrap valign=top>bit 2: </td><td align=left>in the north corner (direction W-E)</td></tr>
- <tr><td nowrap valign=top>bit 3: </td><td align=left>in the south corner (direction W-E)</td></tr>
- <tr><td nowrap valign=top>bit 4: </td><td align=left>in the west corner (direction N-S)</td></tr>
- <tr><td nowrap valign=top>bit 5: </td><td align=left>in the east corner (direction N-S)</td></tr>
+ <tr>
+ <td><tt>0</tt>&nbsp; </td>
+ <td>conventional railway</td>
+ </tr>
+
+ <tr>
+ <td><tt>1</tt>&nbsp; </td>
+ <td>electrified railway</td>
+ </tr>
+
+ <tr>
+ <td><tt>2</tt>&nbsp; </td>
+ <td>monorail</td>
+ </tr>
+
+ <tr>
+ <td><tt>3</tt>&nbsp; </td>
+ <td>maglev</td>
+ </tr>
</table>
</li>
- <li>m5 bit 6 set = with signals:
- <ul>
- <li>m3 bits 7..4: bit set = signal present:
- <ul>
- <li>For track in the X direction:
- <table>
- <tr><td nowrap valign=top>bit 6: </td><td align=left>signal in the SW direction</td></tr>
- <tr><td nowrap valign=top>bit 7: </td><td align=left>signal in the NE direction</td></tr>
- </table>
- </li>
- <li>For track in the Y direction:
- <table>
- <tr><td nowrap valign=top>bit 6: </td><td align=left>signal in the NW direction</td></tr>
- <tr><td nowrap valign=top>bit 7: </td><td align=left>signal in the SE direction</td></tr>
- </table>
- </li>
- <li>For tracks in the W-E direction:
- <table>
- <tr><td nowrap valign=top>bit 4: </td><td align=left>signal in the W direction on the track in the S corner</td></tr>
- <tr><td nowrap valign=top>bit 5: </td><td align=left>signal in the E direction on the track in the S corner</td></tr>
- <tr><td nowrap valign=top>bit 6: </td><td align=left>signal in the W direction on the track in the N corner</td></tr>
- <tr><td nowrap valign=top>bit 7: </td><td align=left>signal in the E direction on the track in the N corner</td></tr>
- </table>
- </li>
- <li>For tracks in the N-S direction:
- <table>
- <tr><td nowrap valign=top>bit 4: </td><td align=left>signal in the S direction on the track in the E corner</td></tr>
- <tr><td nowrap valign=top>bit 5: </td><td align=left>signal in the N direction on the track in the E corner</td></tr>
- <tr><td nowrap valign=top>bit 6: </td><td align=left>signal in the S direction on the track in the W corner</td></tr>
- <tr><td nowrap valign=top>bit 7: </td><td align=left>signal in the N direction on the track in the W corner</td></tr>
- </table>
- </li>
- </ul>
- </li>
- <li>m2 bits 7..4: bit clear = signal shows red; same bits as in m3</li>
- <li>OpenTTD bits in m2:
- <table>
- <tr><td nowrap valign=top>bits 1..0: </td><td align=left>type of signal:</td></tr>
- <tr><td nowrap valign=top><tt>00</tt>: </td><td align=left>normal signals</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>: </td><td align=left>pre-signals</td></tr>
- <tr><td nowrap valign=top><tt>10</tt>: </td><td align=left>exit-signals</td></tr>
- <tr><td nowrap valign=top><tt>11</tt>: </td><td align=left>combo-signals</td></tr>
- <tr><td nowrap valign=top>bit 2: </td><td align=left>set = semaphore signals, clear = light signals</td></tr>
- </table>
- </li>
- </ul>
- </li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the track</li>
- <li>m4 bits 0..3:
+ <li>m4 bits 3..0:
<table>
- <tr><td nowrap valign=top><tt>0</tt>&nbsp; </td><td align=left>on bare land</td></tr>
- <tr><td nowrap valign=top><tt>1</tt>&nbsp; </td><td align=left>on grass, no fences</td></tr>
- <tr><td nowrap valign=top><tt>2</tt>&nbsp; </td><td align=left>fence on the NW side</td></tr>
- <tr><td nowrap valign=top><tt>3</tt>&nbsp; </td><td align=left>fence on the SE side</td></tr>
- <tr><td nowrap valign=top><tt>4</tt>&nbsp; </td><td align=left>fences on the NW and SE sides</td></tr>
- <tr><td nowrap valign=top><tt>5</tt>&nbsp; </td><td align=left>fence on the NE side</td></tr>
- <tr><td nowrap valign=top><tt>6</tt>&nbsp; </td><td align=left>fence on the SW side</td></tr>
- <tr><td nowrap valign=top><tt>7</tt>&nbsp; </td><td align=left>fences on the NE and SW sides</td></tr>
- <tr><td nowrap valign=top><tt>8</tt>&nbsp; </td><td align=left>fence on the E side (track in the W corner)</td></tr>
- <tr><td nowrap valign=top><tt>9</tt>&nbsp; </td><td align=left>fence on the W side (track in the E corner)</td></tr>
- <tr><td nowrap valign=top><tt>A</tt>&nbsp; </td><td align=left>fence on the S side (track in the N corner)</td></tr>
- <tr><td nowrap valign=top><tt>B</tt>&nbsp; </td><td align=left>fence on the N side (track in the S corner)</td></tr>
- <tr><td nowrap valign=top><tt>C</tt>&nbsp; </td><td align=left>on snow or desert</td></tr>
+ <tr>
+ <td nowrap valign=top><tt>0</tt>&nbsp; </td>
+ <td align=left>on bare land</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1</tt>&nbsp; </td>
+ <td align=left>on grass, no fences</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2</tt>&nbsp; </td>
+ <td align=left>fence on the NW side</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3</tt>&nbsp; </td>
+ <td align=left>fence on the SE side</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4</tt>&nbsp; </td>
+ <td align=left>fences on the NW and SE sides</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5</tt>&nbsp; </td>
+ <td align=left>fence on the NE side</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6</tt>&nbsp; </td>
+ <td align=left>fence on the SW side</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>7</tt>&nbsp; </td>
+ <td align=left>fences on the NE and SW sides</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>8</tt>&nbsp; </td>
+ <td align=left>fence on the E side (track in the W corner)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>9</tt>&nbsp; </td>
+ <td align=left>fence on the W side (track in the E corner)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>A</tt>&nbsp; </td>
+ <td align=left>fence on the S side (track in the N corner)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>B</tt>&nbsp; </td>
+ <td align=left>fence on the N side (track in the S corner)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>C</tt>&nbsp; </td>
+ <td align=left>on snow or desert</td>
+ </tr>
</table>
</li>
- <li>m3 bits 0..3 = <a name="TrackType">track type</a>:
+ <li>m5 bits 5..0: track layout: bit set = track present:
<table>
- <tr><td><tt>0</tt>&nbsp; </td><td>conventional railway</td></tr>
- <tr><td><tt>1</tt>&nbsp; </td><td>electrified railway</td></tr>
- <tr><td><tt>2</tt>&nbsp; </td><td>monorail</td></tr>
- <tr><td><tt>3</tt>&nbsp; </td><td>maglev</td></tr>
+ <tr>
+ <td nowrap valign=top>bit 0: </td>
+ <td align=left>in the X direction</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top>bit 1: </td>
+ <td align=left>in the Y direction</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top>bit 2: </td>
+ <td align=left>in the north corner (direction W-E)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top>bit 3: </td>
+ <td align=left>in the south corner (direction W-E)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top>bit 4: </td>
+ <td align=left>in the west corner (direction N-S)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top>bit 5: </td>
+ <td align=left>in the east corner (direction N-S)</td>
+ </tr>
</table>
</li>
</ul>
</li>
<li>m5 bit 7 set: railway depot / checkpoints
<ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the depot / checkpoint</li>
+ <li>m2: For waypoints, index into the array of waypoints.</li>
+ <li>m3 bits 3..0 = <a href="#TrackType">track type</a></li>
+ <li>m4 bits 3..0 = ground type, as per m4 bits 3..0 for railway tiles.</li>
<li>m5 value C0..C3: railway depot
<table>
- <tr><td colspan=2>m5 bits 1..0</td></tr>
- <tr><td colspan=2>direction: exit towards:</td></tr>
- <tr><td><tt>00</tt>&nbsp; </td><td>NE</td></tr>
- <tr><td><tt>01</tt>&nbsp; </td><td>SE</td></tr>
- <tr><td><tt>02</tt>&nbsp; </td><td>SW</td></tr>
- <tr><td><tt>03</tt>&nbsp; </td><td>NW</td></tr>
+ <tr>
+ <td colspan=2>m5 bits 1..0</td>
+ </tr>
+
+ <tr>
+ <td colspan=2>direction: exit towards:</td>
+ </tr>
+
+ <tr>
+ <td><tt>00</tt>&nbsp; </td>
+ <td>NE</td>
+ </tr>
+
+ <tr>
+ <td><tt>01</tt>&nbsp; </td>
+ <td>SE</td>
+ </tr>
+
+ <tr>
+ <td><tt>02</tt>&nbsp; </td>
+ <td>SW</td>
+ </tr>
+
+ <tr>
+ <td><tt>03</tt>&nbsp; </td>
+ <td>NW</td>
+ </tr>
</table>
</li>
<li>m5 value 80..81: checkpoint
<table>
- <tr><td colspan=2>bit 0</td></tr>
- <tr><td>clear</td><td>in X direction</td></tr>
- <tr><td>set</td><td>in Y direction</td></tr>
+ <tr>
+ <td colspan=2>bit 0</td>
+ </tr>
+
+ <tr>
+ <td>clear</td>
+ <td>in X direction</td>
+ </tr>
+
+ <tr>
+ <td>set</td>
+ <td>in Y direction</td>
+ </tr>
</table>
</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the depot / checkpoint</li>
- <li>m2: For waypoints, index into the array of waypoints.</li>
- <li>m3 bits 0..3 = <a href="#TrackType">track type</a></li>
- <li>m4 bits 0..3 = ground type, as per m4 bits 0..3 for railway tiles.</li>
+ </ul>
+ </li>
+ <li>m5 bit 6 set = with signals:
+ <ul>
+ <li>m2 bits 7..4: bit clear = signal shows red; same bits as in m3</li>
+ <li>m2 bit 2: set = semaphore signals, clear = light signals </li>
+ <li>m2 bits 1..0 : type of signal
+ <table>
+ <tr>
+ <td nowrap="nowrap" valign="top"><tt>00</tt>: </td>
+ <td align="left">normal signals</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top"><tt>01</tt>: </td>
+ <td align="left">pre-signals</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top"><tt>10</tt>: </td>
+ <td align="left">exit-signals</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top"><tt>11</tt>: </td>
+ <td align="left">combo-signals</td>
+ </tr>
+ </table>
+ </li>
+
+ <li>m3 bits 7..4: bit set = signal present:
+ <ul>
+ <li>For track in the X direction:
+ <table>
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 6: </td>
+ <td align="left">signal in the SW direction</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 7: </td>
+ <td align="left">signal in the NE direction</td>
+ </tr>
+ </table>
+ </li>
+
+ <li>For track in the Y direction:
+ <table>
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 6: </td>
+ <td align="left">signal in the NW direction</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 7: </td>
+ <td align="left">signal in the SE direction</td>
+ </tr>
+ </table>
+ </li>
+
+ <li>For tracks in the W-E direction:
+ <table>
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 4: </td>
+ <td align="left">signal in the W direction on the track in the S corner</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 5: </td>
+ <td align="left">signal in the E direction on the track in the S corner</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 6: </td>
+ <td align="left">signal in the W direction on the track in the N corner</td>
+ </tr>
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 7: </td>
+ <td align="left">signal in the E direction on the track in the N corner</td>
+ </tr>
+ </table>
+ </li>
+
+ <li>For tracks in the N-S direction:
+ <table>
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 4: </td>
+ <td align="left">signal in the S direction on the track in the E corner</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 5: </td>
+ <td align="left">signal in the N direction on the track in the E corner</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 6: </td>
+ <td align="left">signal in the S direction on the track in the W corner</td>
+ </tr>
+
+ <tr>
+ <td nowrap="nowrap" valign="top">bit 7: </td>
+ <td align="left">signal in the N direction on the track in the W corner</td>
+ </tr>
+ </table>
+ </li>
+ </ul>
+ </li>
</ul>
</li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class2"><tt> 2</tt></a></strong></td>
+ <td><strong>Roads</strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class2"><tt> 2 </tt></a></td>
+ <td valign=top nowrap>&nbsp;</td>
<td>
- <ul>
- <li>m5 bits 7..4 clear: road
- <ul>
- <li>m5 bits 3..0: road layout: bit set = road piece present:
- <table>
- <tr><td nowrap valign=top>bit 0: </td><td align=left>NW piece</td></tr>
- <tr><td nowrap valign=top>bit 1: </td><td align=left>SW piece</td></tr>
- <tr><td nowrap valign=top>bit 2: </td><td align=left>SE piece</td></tr>
- <tr><td nowrap valign=top>bit 3: </td><td align=left>NE piece</td></tr>
- </table>
- </li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the road</li>
- <li>m2: Index into the array of towns, 0 for non-town roads</li>
- <li>m3 bits 0..3: counter for the roadworks</li>
- <li>m3 bits 4..6:
- <table>
- <tr><td><tt>0</tt>&nbsp; </td><td>on bare land</td></tr>
- <tr><td><tt>1</tt>&nbsp; </td><td>on grass</td></tr>
- <tr><td><tt>2</tt>&nbsp; </td><td>paved</td></tr>
- <tr><td><tt>3</tt>&nbsp; </td><td>with streetlights</td></tr>
- <tr><td><tt>5</tt>&nbsp; </td><td>tree-lined</td></tr>
- <tr><td><tt>6</tt>&nbsp; </td><td>on grass with road works</td></tr>
- <tr><td><tt>7</tt>&nbsp; </td><td>paved with road works</td></tr>
- </table>
- </li>
- <li>m3 bit 7 set = on snow or desert</li>
- </ul>
- </li>
- <li>m5 bit 4 set, bits 7..5 clear: level crossing
- <ul>
- <li>m5 bit 3: clear - road in the X direction, set - road in the Y direction (railway track always perpendicular)</li>
- <li>m5 bit 2: set if crossing lights are on</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the railway track</li>
- <li>m2: Index into the array of towns, 0 for non-town roads</li>
- <li>m4 bits 0..7: <a href="#OwnershipInfo">owner</a> of the road</li>
- <li>m3 bits 3..0: <a href="#TrackType">track type</a></li>
- <li>m3 bits 4..6: <tt>0</tt> - on bare land, <tt>1</tt> - on grass, <tt>2</tt> or higher - paved</li>
- <li>m3 bit 7 set = on snow or desert</li>
- </ul>
- </li>
- <li>m5 bit 5 set: road depot
+ <ul>
+ <li>m5 bits 7..4 clear: road
+ <ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the road</li>
+ <li>m2: Index into the array of towns, 0 for non-town roads</li>
+ <li>m3 bit 7 set = on snow or desert</li>
+ <li>m3 bits 6..4:
+ <table>
+ <tr>
+ <td><tt>0</tt>&nbsp; </td>
+ <td>on bare land</td>
+ </tr>
+ <tr>
+ <td><tt>1</tt>&nbsp; </td>
+ <td>on grass</td>
+ </tr>
+ <tr>
+ <td><tt>2</tt>&nbsp; </td>
+ <td>paved</td>
+ </tr>
+ <tr>
+ <td><tt>3</tt>&nbsp; </td>
+ <td>with streetlights</td>
+ </tr>
+ <tr>
+ <td><tt>5</tt>&nbsp; </td>
+ <td>tree-lined</td>
+ </tr>
+ <tr>
+ <td><tt>6</tt>&nbsp; </td>
+ <td>on grass with road works</td>
+ </tr>
+ <tr>
+ <td><tt>7</tt>&nbsp; </td>
+ <td>paved with road works</td>
+ </tr>
+ </table>
+ </li>
+ <li>m3 bits 3..0: counter for the roadworks</li>
+ <li>m5 bits 3..0: road layout: bit set = road piece present:
+ <table>
+ <tr>
+ <td nowrap valign=top>bit 0: </td>
+ <td align=left>NW piece</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top>bit 1: </td>
+ <td align=left>SW piece</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top>bit 2: </td>
+ <td align=left>SE piece</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top>bit 3: </td>
+ <td align=left>NE piece</td>
+ </tr>
+ </table>
+ </li>
+ </ul>
+ </li>
+ <li>m5 bit 5 set: road depot
<ul>
- <li>m5 bits 3..0 - direction: exit towards: <tt>0</tt> = NE, <tt>1</tt> = SE, <tt>2</tt> = SW, <tt>3</tt> = NW</li>
<li>m1: <a href="#OwnershipInfo">owner</a> of the depot</li>
<li>m3 bit 7 set = on snow or desert (not displayed, but set internally)</li>
+ <li>m5 bits 3..0 - direction: exit towards: <tt>0</tt> = NE, <tt>1</tt> = SE, <tt>2</tt> = SW, <tt>3</tt> = NW</li>
+ </ul>
+ </li>
+ <li>m5 bit 4 set, bits 7..5 clear: level crossing
+ <ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the railway track</li>
+ <li>m2: Index into the array of towns, 0 for non-town roads</li>
+ <li>m3 bit 7 set = on snow or desert</li>
+ <li>m3 bits 6..4: <tt>0</tt> - on bare land, <tt>1</tt> - on grass, <tt>2</tt> or higher - paved</li>
+ <li>m3 bits 3..0: <a href="#TrackType">track type</a></li>
+ <li>m4: <a href="#OwnershipInfo">owner</a> of the road</li>
+ <li>m5 bit 3: clear - road in the X direction, set - road in the Y direction (railway track always perpendicular)</li>
+ <li>m5 bit 2: set if crossing lights are on</li>
</ul>
</li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class3"><tt> 3</tt></a></strong></td>
+ <td><strong>Town building </strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class3"><tt> 3 </tt></a></td>
- <td>Town building
+ <td valign=top nowrap>&nbsp;</td>
+ <td>
<ul>
<li>m2: Index into the array of towns</li>
+ <li>m3 bits 7..6: stage of construction (<tt>3</tt> = completed)</li>
<li>m4: <a name="HouseTypes">town building type</a>:<br>
<small>Note: In the climate list, 'sub-arctic' means below the snow line, and 'snow' means above the snow line in the sub-arctic climate.</small>
<table>
- <tr><th align=left>Type&nbsp;</th><th align=left>Size&nbsp;</th><th align=left>Climates&nbsp;</th><th align=left>Description</th></tr>
- <tr><td nowrap valign=top><tt>00</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>office block</td></tr>
- <tr><td nowrap valign=top><tt>02</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>small block of flats</td></tr>
- <tr><td nowrap valign=top><tt>03</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>church</td></tr>
- <tr><td nowrap valign=top><tt>04</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-arctic, sub-tropical</td><td align=left>large office block</td></tr>
- <tr><td nowrap valign=top><tt>05</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>large office block</td></tr>
- <tr><td nowrap valign=top><tt>06</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>town houses</td></tr>
- <tr><td nowrap valign=top><tt>07</tt>..<tt>08</tt>&nbsp; </td><td>1&times;2</td><td>temperate</td><td align=left>hotel</td></tr>
- <tr><td nowrap valign=top><tt>09</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-arctic, sub-tropical&nbsp;&nbsp;</td><td align=left>statue</td></tr>
- <tr><td nowrap valign=top><tt>0A</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-arctic, sub-tropical</td><td align=left>fountain</td></tr>
- <tr><td nowrap valign=top><tt>0B</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>park (with a pond)</td></tr>
- <tr><td nowrap valign=top><tt>0C</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>park (with an alley)</td></tr>
- <tr><td nowrap valign=top><tt>0D</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>office block</td></tr>
- <tr><td nowrap valign=top><tt>0E</tt>..<tt>10</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>various types of shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>11</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-arctic, sub-tropical</td><td align=left>modern office building</td></tr>
- <tr><td nowrap valign=top><tt>12</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>warehouse</td></tr>
- <tr><td nowrap valign=top><tt>13</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>office block (with spiral stairway on the side)</td></tr>
- <tr><td nowrap valign=top><tt>14</tt>..<tt>17</tt>&nbsp; </td><td>2&times;2</td><td>temperate</td><td align=left>stadium</td></tr>
- <tr><td nowrap valign=top><tt>18</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>old houses</td></tr>
- <tr><td nowrap valign=top><tt>19</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>cottages</td></tr>
- <tr><td nowrap valign=top><tt>1A</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>1B</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>1C</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>1D</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>1E</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-tropical</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>1F</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>theatre</td></tr>
- <tr><td nowrap valign=top><tt>20</tt>..<tt>23</tt>&nbsp; </td><td>2&times;2</td><td>temperate, sub-arctic, sub-tropical</td><td align=left>stadium (modern style)</td></tr>
- <tr><td nowrap valign=top><tt>24</tt>&nbsp; </td><td>1&times;1</td><td>temperate, sub-arctic, sub-tropical</td><td align=left>offices (the modern 'vertical tube' style)</td></tr>
- <tr><td nowrap valign=top><tt>25</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>26</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>27</tt>&nbsp; </td><td>1&times;1</td><td>temperate</td><td align=left>cinema</td></tr>
- <tr><td nowrap valign=top><tt>28</tt>..<tt>2B</tt>&nbsp; </td><td>2&times;2</td><td>temperate</td><td align=left>shopping mall</td></tr>
- <tr><td nowrap valign=top><tt>2C</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>2D</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>2E</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>2F</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>30</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>31</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>32</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic, sub-tropical</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>33</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>34</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>35</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>36</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic, sub-tropical</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>37</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>38</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>39</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>3A</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>3B</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>3C</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>church</td></tr>
- <tr><td nowrap valign=top><tt>3D</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>church</td></tr>
- <tr><td nowrap valign=top><tt>3E</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>3F</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>40</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>41</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>42</tt>..<tt>43</tt>&nbsp; </td><td>1&times;2</td><td>sub-arctic</td><td align=left>hotel</td></tr>
- <tr><td nowrap valign=top><tt>44</tt>..<tt>45</tt>&nbsp; </td><td>1&times;2</td><td>snow</td><td align=left>hotel</td></tr>
- <tr><td nowrap valign=top><tt>46</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic, sub-tropical</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>47</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>48</tt>&nbsp; </td><td>1&times;1</td><td>sub-arctic</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>49</tt>&nbsp; </td><td>1&times;1</td><td>snow</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>4A</tt>..<tt>4B</tt>&nbsp; </td><td>2&times;1</td><td>sub-arctic</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>4C</tt>..<tt>4D</tt>&nbsp; </td><td>2&times;1</td><td>snow</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>4E</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>houses (with a tree in a corner)</td></tr>
- <tr><td nowrap valign=top><tt>4F</tt>, <tt>50</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>houses</td></tr>
- <tr><td nowrap valign=top><tt>51</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>houses (suburb-type)</td></tr>
- <tr><td nowrap valign=top><tt>52</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>53</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>church</td></tr>
- <tr><td nowrap valign=top><tt>54</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>houses (with two trees in front)</td></tr>
- <tr><td nowrap valign=top><tt>55</tt>, <tt>56</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>57</tt>..<tt>58</tt>&nbsp; </td><td>2&times;1</td><td>sub-tropical</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>59</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>flats</td></tr>
- <tr><td nowrap valign=top><tt>5A</tt>&nbsp; </td><td>1&times;1</td><td>sub-tropical</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>5B</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>church</td></tr>
- <tr><td nowrap valign=top><tt>5C</tt>..<tt>61</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>various types of toyland houses</td></tr>
- <tr><td nowrap valign=top><tt>62</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>63</tt>..<tt>64</tt>&nbsp; </td><td>1&times;2</td><td>toyland</td><td align=left>houses ('shoe' style)</td></tr>
- <tr><td nowrap valign=top><tt>65</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>66</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>igloo</td></tr>
- <tr><td nowrap valign=top><tt>67</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>tepees</td></tr>
- <tr><td nowrap valign=top><tt>68</tt>, <tt>69</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>shops and offices</td></tr>
- <tr><td nowrap valign=top><tt>6A</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>tall office block</td></tr>
- <tr><td nowrap valign=top><tt>6B</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>statue</td></tr>
- <tr><td nowrap valign=top><tt>6C</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>teapot-house</td></tr>
- <tr><td nowrap valign=top><tt>6D</tt>&nbsp; </td><td>1&times;1</td><td>toyland</td><td align=left>piggy-bank</td></tr>
+ <tr>
+ <th align=left>Type&nbsp;</th>
+ <th align=left>Size&nbsp;</th>
+ <th align=left>Climates&nbsp;</th>
+ <th align=left>Description</th>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>00</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>01</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>02</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>small block of flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>03</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>church</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>04</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-arctic, sub-tropical</td>
+ <td align=left>large office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>05</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>large office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>06</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>town houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>07</tt>..<tt>08</tt>&nbsp; </td>
+ <td>1&times;2</td>
+ <td>temperate</td>
+ <td align=left>hotel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>09</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-arctic, sub-tropical&nbsp;&nbsp;</td>
+ <td align=left>statue</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0A</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-arctic, sub-tropical</td>
+ <td align=left>fountain</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0B</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>park (with a pond)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0C</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>park (with an alley)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0D</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0E</tt>..<tt>10</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>various types of shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>11</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-arctic, sub-tropical</td>
+ <td align=left>modern office building</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>12</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>warehouse</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>13</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>office block (with spiral stairway on the side)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>14</tt>..<tt>17</tt>&nbsp; </td>
+ <td>2&times;2</td>
+ <td>temperate</td>
+ <td align=left>stadium</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>18</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>old houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>19</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>cottages</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1A</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1B</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1C</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1D</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1E</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-tropical</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1F</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>theatre</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>20</tt>..<tt>23</tt>&nbsp; </td>
+ <td>2&times;2</td>
+ <td>temperate, sub-arctic, sub-tropical</td>
+ <td align=left>stadium (modern style)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>24</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate, sub-arctic, sub-tropical</td>
+ <td align=left>offices (the modern 'vertical tube' style)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>25</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>26</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>27</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>temperate</td>
+ <td align=left>cinema</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>28</tt>..<tt>2B</tt>&nbsp; </td>
+ <td>2&times;2</td>
+ <td>temperate</td>
+ <td align=left>shopping mall</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2C</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2D</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2E</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2F</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>30</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>31</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>32</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic, sub-tropical</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>33</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>34</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>35</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>36</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic, sub-tropical</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>37</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>38</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>39</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3A</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3B</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3C</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>church</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3D</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>church</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3E</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3F</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>40</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>41</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>42</tt>..<tt>43</tt>&nbsp; </td>
+ <td>1&times;2</td>
+ <td>sub-arctic</td>
+ <td align=left>hotel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>44</tt>..<tt>45</tt>&nbsp; </td>
+ <td>1&times;2</td>
+ <td>snow</td>
+ <td align=left>hotel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>46</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic, sub-tropical</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>47</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>48</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>49</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>snow</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4A</tt>..<tt>4B</tt>&nbsp; </td>
+ <td>2&times;1</td>
+ <td>sub-arctic</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4C</tt>..<tt>4D</tt>&nbsp; </td>
+ <td>2&times;1</td>
+ <td>snow</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4E</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>houses (with a tree in a corner)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4F</tt>, <tt>50</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>51</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>houses (suburb-type)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>52</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>53</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>church</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>54</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>houses (with two trees in front)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>55</tt>, <tt>56</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>57</tt>..<tt>58</tt>&nbsp; </td>
+ <td>2&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>59</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>flats</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5A</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>sub-tropical</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5B</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>church</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5C</tt>..<tt>61</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>various types of toyland houses</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>62</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>63</tt>..<tt>64</tt>&nbsp; </td>
+ <td>1&times;2</td>
+ <td>toyland</td>
+ <td align=left>houses ('shoe' style)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>65</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>66</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>igloo</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>67</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>tepees</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>68</tt>, <tt>69</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>shops and offices</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6A</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>tall office block</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6B</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>statue</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6C</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>teapot-house</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6D</tt>&nbsp; </td>
+ <td>1&times;1</td>
+ <td>toyland</td>
+ <td align=left>piggy-bank</td>
+ </tr>
</table>
</li>
- <li>m3 bits 7..6: stage of construction (<tt>3</tt> = completed)</li>
<li>m5 bits 2..0: construction counter, for buildings under construction incremented on every periodic tile processing<br>
On wraparound the stage of construction in m3 is increased
</li>
@@ -360,67 +1152,172 @@
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class4"><tt> 4 </tt></a></strong></td>
+ <td><strong>Trees </strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class4"><tt> 4 </tt></a></td>
- <td>Trees
+ <td valign=top nowrap>&nbsp;</td>
+ <td>
<ul>
- <li>m5 bits 7..6: number of trees minus one</li>
- <li>m5 bits 2..0: growth status: <tt>0</tt>..<tt>2</tt> - one of trees is growing, <tt>3</tt> - all trees are fully grown, <tt>4</tt>..<tt>6</tt> - one of trees is withering</li>
- <li>m3 bits 7..0: type of trees:
- <table>
- <tr><td nowrap valign=top><tt>00</tt>..<tt>0B</tt>&nbsp; </td><td align=left>temperate climate trees</td></tr>
- <tr><td nowrap valign=top><tt>0C</tt>..<tt>13</tt>&nbsp; </td><td align=left>sub-arctic climate trees</td></tr>
- <tr><td nowrap valign=top><tt>14</tt>..<tt>1A</tt>&nbsp; </td><td align=left>rainforest trees</td></tr>
- <tr><td nowrap valign=top><tt>1B</tt> </td><td align=left>cactus plants</td></tr>
- <tr><td nowrap valign=top><tt>1C</tt>..<tt>1F</tt>&nbsp; </td><td align=left>sub-tropical climate, non-rainforest, non-desert trees</td></tr>
- <tr><td nowrap valign=top><tt>20</tt>..<tt>28</tt>&nbsp; </td><td align=left>toyland trees</td></tr>
- </table>
- <small>Note: the actually displayed set of trees depends on both type and number of trees</small>
- </li>
- <li>m4 bits 7..5: type of hedge on the SW border of the tile (1 through 6, or 0=none)</li>
- <li>m4 bits 4..2: type of hedge on the SE border of the tile (1 through 6, or 0=none)</li>
- <li>m2 bits 5..4:
- <table>
- <tr><td nowrap valign=top><tt>0</tt>&nbsp; </td><td align=left>on grass</td></tr>
- <tr><td nowrap valign=top><tt>1</tt>&nbsp; </td><td align=left>on rough land</td></tr>
- <tr><td nowrap valign=top><tt>2</tt>&nbsp; </td><td align=left>on snow or desert; m2 bits 7..6 - amount of snow or desert (for desert always set to 3 in TTD)</td></tr>
- </table>
- </li>
- <li>m2 bits 3..0: update counter, incremented on every periodic processing.<br>
+ <li>m1: <a href="#OwnershipInfo">owner</a> (normally <tt>10</tt>)</li>
+ <li>m2 bits 5..4:
+ <table>
+
+ <tr>
+ <td nowrap valign=top><tt>0</tt>&nbsp; </td>
+ <td align=left>on grass</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1</tt>&nbsp; </td>
+ <td align=left>on rough land</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2</tt>&nbsp; </td>
+ <td align=left>on snow or desert; m2 bits 7..6 - amount of snow or desert (for desert always set to 3 in TTD)</td>
+ </tr>
+ </table>
+ </li>
+ <li>m2 bits 3..0: update counter, incremented on every periodic processing.<br>
on wraparound the growth status is updated (or, if it's <tt>3</tt>, a random action is taken)</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> (normally <tt>10</tt>)</li>
+ <li>m3 bits 7..0: type of trees:
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>..<tt>0B</tt>&nbsp; </td>
+ <td align=left>temperate climate trees</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0C</tt>..<tt>13</tt>&nbsp; </td>
+ <td align=left>sub-arctic climate trees</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>14</tt>..<tt>1A</tt>&nbsp; </td>
+ <td align=left>rainforest trees</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1B</tt> </td>
+ <td align=left>cactus plants</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1C</tt>..<tt>1F</tt>&nbsp; </td>
+ <td align=left>sub-tropical climate, non-rainforest, non-desert trees</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>20</tt>..<tt>28</tt>&nbsp; </td>
+ <td align=left>toyland trees</td>
+ </tr>
+ </table>
+ <small>Note: the actually displayed set of trees depends on both type and number of trees</small>
+ </li>
+ <li>m4 bits 7..5: type of hedge on the SW border of the tile (1 through 6, or 0=none)</li>
+ <li>m4 bits 4..2: type of hedge on the SE border of the tile (1 through 6, or 0=none)</li>
+ <li>m5 bits 7..6: number of trees minus one</li>
+ <li>m5 bits 2..0: growth status:
+ <table border="0">
+ <tr>
+ <td><tt>0</tt>..<tt>2</tt>&nbsp;</td>
+ <td>one of trees is growing&nbsp;</td>
+ </tr>
+ <tr>
+ <td><tt>3</tt>&nbsp;</td>
+ <td>all trees are fully grown&nbsp;</td>
+ </tr>
+ <tr>
+ <td><tt>4</tt>..<tt>6</tt>&nbsp;</td>
+ <td>one of trees is withering&nbsp;</td>
+ </tr>
+ </table>
</ul>
</td>
</tr>
- <tr>
- <td valign=top nowrap><a name="Class5"><tt> 5 </tt></a></td>
- <td>Station tile
- <ul>
- <li>m5: tile type:
- <table>
- <tr>
- <td nowrap valign=top><tt>00</tt>..<tt>07</tt>&nbsp; </td><td align=left>railway station
- <table>
- <tr><td><tt>00</tt>..<tt>01</tt>&nbsp; </td><td align=left>open platform</td></tr>
- <tr><td><tt>02</tt>..<tt>03</tt>&nbsp; </td><td align=left>open platform with station building</td></tr>
- <tr><td><tt>04</tt>....<tt>07</tt>&nbsp; </td><td align=left>roofed platform</td></tr>
- <tr><td colspan=2>bit 0: clear = in X direction, set = in Y direction</td></tr>
- </table>
- </td>
- </tr>
- <tr><td nowrap valign=top><tt>08</tt>..<tt>33</tt>&nbsp; </td><td align=left>large airport
- <table>
- <tr><td nowrap valign=top><tt>0B</tt>&nbsp; </td><td align=left>pad 1</td></tr>
- <tr><td nowrap valign=top><tt>16</tt>..<tt>19</tt>&nbsp; </td><td align=left>runway middle</td></tr>
- <tr><td nowrap valign=top><tt>1A</tt>&nbsp; </td><td align=left>runway ending</td></tr>
- <tr><td nowrap valign=top><tt>1C</tt>&nbsp; </td><td align=left>control tower</td></tr>
- <tr><td nowrap valign=top><tt>20</tt>&nbsp; </td><td align=left>hangar</td></tr>
- <tr><td nowrap valign=top><tt>21</tt>&nbsp; </td><td align=left>pad 3</td></tr>
- <tr><td nowrap valign=top><tt>22</tt>&nbsp; </td><td align=left>pad 2</td></tr>
- <tr><td nowrap valign=top><tt>27</tt>..<tt>32</tt>&nbsp; </td><td align=left>radar (animated)</td></tr>
- <tr><td nowrap valign=top><tt>33</tt>&nbsp; </td><td align=left>transmitter</td></tr>
- <tr><td colspan=2>The initial layout of a large airport is (rows in Y direction, columns in X direction):
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class5"><tt> 5</tt></a></strong></td>
+ <td><strong>Station tiles</strong></td>
+ </tr>
+ <tr>
+ <td valign=top nowrap>&nbsp;</td>
+ <td>
+ <ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the station</li>
+ <li>m2: index into the array of stations</li>
+ <li>m3 bits 7..4: persistent random data for newstations</li>
+ <li>m3 bits 3..0: <a href="#TrackType">track type</a> for railway stations, must be 0 for all the other stations</li>
+ <li>m4: custom station id; 0 means standard graphics</li>
+ <li>m5: tile type:
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>..<tt>07</tt>&nbsp; </td>
+ <td align=left>railway station
+ <table>
+ <tr>
+ <td><tt>00</tt>..<tt>01</tt>&nbsp; </td>
+ <td align=left>open platform</td>
+ </tr>
+ <tr>
+ <td><tt>02</tt>..<tt>03</tt>&nbsp; </td>
+ <td align=left>open platform with station building</td>
+ </tr>
+ <tr>
+ <td><tt>04</tt>....<tt>07</tt>&nbsp; </td>
+ <td align=left>roofed platform</td>
+ </tr>
+ <tr>
+ <td colspan=2>bit 0: clear = in X direction, set = in Y direction</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>08</tt>..<tt>33</tt>&nbsp; </td>
+ <td align=left>large airport
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>0B</tt>&nbsp; </td>
+ <td align=left>pad 1</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>16</tt>..<tt>19</tt>&nbsp; </td>
+ <td align=left>runway middle</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>1A</tt>&nbsp; </td>
+ <td align=left>runway ending</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>1C</tt>&nbsp; </td>
+ <td align=left>control tower</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>20</tt>&nbsp; </td>
+ <td align=left>hangar</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>21</tt>&nbsp; </td>
+ <td align=left>pad 3</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>22</tt>&nbsp; </td>
+ <td align=left>pad 2</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>27</tt>..<tt>32</tt>&nbsp; </td>
+ <td align=left>radar (animated)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>33</tt>&nbsp; </td>
+ <td align=left>transmitter</td>
+ </tr>
+ <tr>
+ <td colspan=2>The initial layout of a large airport is (rows in Y direction, columns in X direction):
<pre>
1F 1B 1E 33 26 1A
09 24 0B 0C 0D 16
@@ -429,225 +1326,278 @@
09 08 14 13 12 19
20 0A 15 1C 27 1A
</pre>
- </table>
- </td></tr>
+ </td>
+ </tr>
+ </table>
+ </td>
+ </tr>
- <tr><td nowrap valign=top><tt>34</tt>..<tt>41</tt>&nbsp; </td><td align=left>small airport
- <table>
- <tr><td nowrap valign=top><tt>3A</tt>..<tt>3D</tt>&nbsp; </td><td align=left>field with the wind meter (animated)</td></tr>
- <tr><td nowrap valign=top><tt>3E</tt>&nbsp; </td><td align=left>runway south ending</td></tr>
- <tr><td nowrap valign=top><tt>3F</tt>&nbsp; </td><td align=left>runway middle</td></tr>
- <tr><td nowrap valign=top><tt>40</tt>&nbsp; </td><td align=left>runway north ending</td></tr>
- <tr><td nowrap valign=top><tt>41</tt>&nbsp; </td><td align=left>hangar</td></tr>
- <tr><td colspan=2>The initial layout of a small airport is (rows in Y direction, columns in X direction):
+ <tr>
+ <td nowrap valign=top><tt>34</tt>..<tt>41</tt>&nbsp; </td>
+ <td align=left>small airport
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>3A</tt>..<tt>3D</tt>&nbsp; </td>
+ <td align=left>field with the wind meter (animated)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>3E</tt>&nbsp; </td>
+ <td align=left>runway south ending</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>3F</tt>&nbsp; </td>
+ <td align=left>runway middle</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>40</tt>&nbsp; </td>
+ <td align=left>runway north ending</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>41</tt>&nbsp; </td>
+ <td align=left>hangar</td>
+ </tr>
+ <tr>
+ <td colspan=2>The initial layout of a small airport is (rows in Y direction, columns in X direction):
<pre>
36 3A 40
35 39 3F
34 38 3F
41 37 3E
</pre>
- </table>
- </td></tr>
+ </td>
+ </tr>
+ </table>
+ </td>
+ </tr>
- <tr><td nowrap valign=top><tt>42</tt> </td><td align=left>heliport</td></tr>
- <tr><td nowrap valign=top><tt>43</tt>..<tt>46</tt>&nbsp; </td><td align=left>
- lorry loading area : exit towards:
- <table>
- <tr><td><tt>43</tt>&nbsp; </td><td align=left>NE</td></tr>
- <tr><td><tt>44</tt>&nbsp; </td><td align=left>SE</td></tr>
- <tr><td><tt>45</tt>&nbsp; </td><td align=left>SW</td></tr>
- <tr><td><tt>46</tt>&nbsp; </td><td align=left>NW</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>47</tt>..<tt>4A</tt>&nbsp; </td><td align=left>
- bus station : exit towards:
- <table>
- <tr><td><tt>47</tt>&nbsp; </td><td align=left>NE</td></tr>
- <tr><td><tt>48</tt>&nbsp; </td><td align=left>SE</td></tr>
- <tr><td><tt>49</tt>&nbsp; </td><td align=left>SW</td></tr>
- <tr><td><tt>4A</tt>&nbsp; </td><td align=left>NW</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>4B</tt> </td><td align=left>oilfield</td></tr>
- <tr><td nowrap valign=top><tt>4C</tt>..<tt>51</tt>&nbsp; </td><td align=left>ship dock
- <table>
- <tr><td><tt>4C</tt>&nbsp; </td><td align=left>SW coast part</td></tr>
- <tr><td><tt>4D</tt>&nbsp; </td><td align=left>NW coast part</td></tr>
- <tr><td><tt>4E</tt>&nbsp; </td><td align=left>NE coast part</td></tr>
- <tr><td><tt>4F</tt>&nbsp; </td><td align=left>SE coast part</td></tr>
- <tr><td><tt>50</tt>&nbsp; </td><td align=left>X direction water part</td></tr>
- <tr><td><tt>51</tt>&nbsp; </td><td align=left>Y direction water part</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>52</tt> </td><td align=left>buoy</td></tr>
- <tr><td nowrap valign=top><tt>53</tt>..<tt>A7</tt>&nbsp; </td><td align=left>used by RichK's larger airports</td></tr>
- </table>
- </li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the station</li>
- <li>m2: index into the array of stations</li>
- <li>m3 bits 0..3: <a href="#TrackType">track type</a> for railway stations, must be 0 for all the other stations</li>
- <li>m3 bits 4..7: persistent random data for newstations</li>
- <li>m4: custom station id; 0 means standard graphics</li>
- <li>m6 bit 3: 1 when a drive through road stop is built over a town owned road, otherwise 0</li>
- </ul>
+ <tr>
+ <td nowrap valign=top><tt>42</tt> </td>
+ <td align=left>heliport</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>43</tt>..<tt>46</tt>&nbsp; </td>
+ <td align=left>lorry loading area : exit towards:
+ <table>
+ <tr>
+ <td><tt>43</tt>&nbsp; </td>
+ <td align=left>NE</td>
+ </tr>
+ <tr>
+ <td><tt>44</tt>&nbsp; </td>
+ <td align=left>SE</td>
+ </tr>
+ <tr>
+ <td><tt>45</tt>&nbsp; </td>
+ <td align=left>SW</td>
+ </tr>
+ <tr>
+ <td><tt>46</tt>&nbsp; </td>
+ <td align=left>NW</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>47</tt>..<tt>4A</tt>&nbsp; </td>
+ <td align=left>bus station : exit towards:
+ <table>
+ <tr>
+ <td><tt>47</tt>&nbsp; </td>
+ <td align=left>NE</td>
+ </tr>
+ <tr>
+ <td><tt>48</tt>&nbsp; </td>
+ <td align=left>SE</td>
+ </tr>
+ <tr>
+ <td><tt>49</tt>&nbsp; </td>
+ <td align=left>SW</td>
+ </tr>
+ <tr>
+ <td><tt>4A</tt>&nbsp; </td>
+ <td align=left>NW</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4B</tt> </td>
+ <td align=left>oilfield</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4C</tt>..<tt>51</tt>&nbsp; </td>
+ <td align=left>ship dock
+ <table>
+ <tr>
+ <td><tt>4C</tt>&nbsp; </td>
+ <td align=left>SW coast part</td>
+ </tr>
+ <tr>
+ <td><tt>4D</tt>&nbsp; </td>
+ <td align=left>NW coast part</td>
+ </tr>
+ <tr>
+ <td><tt>4E</tt>&nbsp; </td>
+ <td align=left>NE coast part</td>
+ </tr>
+ <tr>
+ <td><tt>4F</tt>&nbsp; </td>
+ <td align=left>SE coast part</td>
+ </tr>
+ <tr>
+ <td><tt>50</tt>&nbsp; </td>
+ <td align=left>X direction water part</td>
+ </tr>
+ <tr>
+ <td><tt>51</tt>&nbsp; </td>
+ <td align=left>Y direction water part</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>52</tt> </td>
+ <td align=left>buoy</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>53</tt>..<tt>A7</tt>&nbsp; </td>
+ <td align=left>used by RichK's larger airports</td>
+ </tr>
+ </table>
+ </li>
+ <li>m6 bit 3: 1 when a drive through road stop is built over a town owned road, otherwise 0</li>
+ </ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class6"><tt> 6 </tt></a></strong></td>
+ <td><strong>Water</strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class6"><tt> 6 </tt></a></td>
+ <td valign=top nowrap>&nbsp;</td>
<td>
<ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> (for water and coasts normally <tt>11</tt>)</li>
<li>m5: tile type:
<table>
- <tr><td nowrap valign=top><tt>00</tt>&nbsp; </td><td align=left>water</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>&nbsp; </td><td align=left>coast or riverbank</td></tr>
- <tr><td nowrap valign=top><tt>10</tt>..<tt>1B</tt>&nbsp; </td><td align=left>canal locks
- <table>
- <tr><td nowrap valign=top><tt>10</tt>&nbsp; </td><td align=left>middle part, (SW-NE direction)</td></tr>
- <tr><td nowrap valign=top><tt>11</tt>&nbsp; </td><td align=left>middle part, (NW-SE direction)</td></tr>
- <tr><td nowrap valign=top><tt>12</tt>&nbsp; </td><td align=left>middle part, (NE-SW direction)</td></tr>
- <tr><td nowrap valign=top><tt>13</tt>&nbsp; </td><td align=left>middle part, (SE-NW direction)</td></tr>
- <tr><td nowrap valign=top><tt>14</tt>&nbsp; </td><td align=left>lower part, (SW-NE direction)</td></tr>
- <tr><td nowrap valign=top><tt>15</tt>&nbsp; </td><td align=left>lower part, (NW-SE direction)</td></tr>
- <tr><td nowrap valign=top><tt>16</tt>&nbsp; </td><td align=left>lower part, (NE-SW direction)</td></tr>
- <tr><td nowrap valign=top><tt>17</tt>&nbsp; </td><td align=left>lower part, (SE-NW direction)</td></tr>
- <tr><td nowrap valign=top><tt>18</tt>&nbsp; </td><td align=left>upper part, (SW-NE direction)</td></tr>
- <tr><td nowrap valign=top><tt>19</tt>&nbsp; </td><td align=left>upper part, (NW-SE direction)</td></tr>
- <tr><td nowrap valign=top><tt>1A</tt>&nbsp; </td><td align=left>upper part, (NE-SW direction)</td></tr>
- <tr><td nowrap valign=top><tt>1B</tt>&nbsp; </td><td align=left>upper part, (SE-NW direction)</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>80</tt>..<tt>83</tt>&nbsp; </td><td align=left>ship depots
- <table>
- <tr><td nowrap valign=top><tt>80</tt>&nbsp; </td><td align=left>ship depot, NE part (X direction)</td></tr>
- <tr><td nowrap valign=top><tt>81</tt>&nbsp; </td><td align=left>ship depot, SW part (X direction)</td></tr>
- <tr><td nowrap valign=top><tt>82</tt>&nbsp; </td><td align=left>ship depot, NW part (Y direction)</td></tr>
- <tr><td nowrap valign=top><tt>83</tt>&nbsp; </td><td align=left>ship depot, SE part (Y direction)</td></tr>
- </table>
- </td></tr>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>&nbsp; </td>
+ <td align=left>water</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>01</tt>&nbsp; </td>
+ <td align=left>coast or riverbank</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>10</tt>..<tt>1B</tt>&nbsp; </td>
+ <td align=left>canal locks
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>10</tt>&nbsp; </td>
+ <td align=left>middle part, (SW-NE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>11</tt>&nbsp; </td>
+ <td align=left>middle part, (NW-SE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>12</tt>&nbsp; </td>
+ <td align=left>middle part, (NE-SW direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>13</tt>&nbsp; </td>
+ <td align=left>middle part, (SE-NW direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>14</tt>&nbsp; </td>
+ <td align=left>lower part, (SW-NE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>15</tt>&nbsp; </td>
+ <td align=left>lower part, (NW-SE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>16</tt>&nbsp; </td>
+ <td align=left>lower part, (NE-SW direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>17</tt>&nbsp; </td>
+ <td align=left>lower part, (SE-NW direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>18</tt>&nbsp; </td>
+ <td align=left>upper part, (SW-NE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>19</tt>&nbsp; </td>
+ <td align=left>upper part, (NW-SE direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>1A</tt>&nbsp; </td>
+ <td align=left>upper part, (NE-SW direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>1B</tt>&nbsp; </td>
+ <td align=left>upper part, (SE-NW direction)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>80</tt>..<tt>83</tt>&nbsp; </td>
+ <td align=left>ship depots
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>80</tt>&nbsp; </td>
+ <td align=left>ship depot, NE part (X direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>81</tt>&nbsp; </td>
+ <td align=left>ship depot, SW part (X direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>82</tt>&nbsp; </td>
+ <td align=left>ship depot, NW part (Y direction)</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>83</tt>&nbsp; </td>
+ <td align=left>ship depot, SE part (Y direction)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
</table>
</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> (for water and coasts normally <tt>11</tt>)</li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class7"><tt> 7 </tt></a></strong></td>
+ <td><strong>Void </strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class7"><tt> 7 </tt></a></td>
- <td>Void
- <p>Tiles of this class form an invisible, one tile wide border at the south (bottom) edges of the map,<br>
+ <td valign=top nowrap>&nbsp;</td>
+ <td>Tiles of this class form an invisible, one tile wide border at the south (bottom) edges of the map,<br>
so as to protect several algorithms from the consequences of a wraparound at the edges.
- </p>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class8"><tt> 8</tt></a></strong></td>
+ <td><strong>Industry tile </strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class8"><tt> 8 </tt></a></td>
- <td>Industry tile
+ <td valign=top nowrap>&nbsp;</td>
+ <td>
<ul>
- <li>m5: type:<br>
- <small>(note: this is not the same as the industry type, which is stored in the array of industries)</small>
- <table>
- <tr><td nowrap valign=top><tt>00</tt>..<tt>06</tt>&nbsp; </td><td align=left>coal mine
- <table>
- <tr><td nowrap valign=top><tt>00</tt>&nbsp; </td><td align=left>wheel tower when not animated</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>&nbsp; </td><td align=left>wheel tower when animated<br>animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>07</tt>..<tt>0A</tt>&nbsp; </td><td align=left>power station
- <table>
- <tr><td nowrap valign=top><tt>08</tt>&nbsp; </td><td align=left>chimney</td></tr>
- <tr><td nowrap valign=top><tt>0A</tt>&nbsp; </td><td align=left>transformer; animation progress in m3(valid range <tt>0</tt>..<tt>7</tt>)</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>0B</tt>..<tt>0F</tt>&nbsp; </td><td align=left>sawmill</td></tr>
- <tr><td nowrap valign=top><tt>10</tt>..<tt>11</tt>&nbsp; </td><td align=left>forest
- <table>
- <tr><td nowrap valign=top><tt>11</tt>&nbsp; </td><td align=left>trees cut down</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>12</tt>..<tt>17</tt>&nbsp; </td><td align=left>oil refinery</td></tr>
- <tr><td nowrap valign=top><tt>18</tt>..<tt>1C</tt>&nbsp; </td><td align=left>oil rig</td></tr>
- <tr><td nowrap valign=top><tt>1D</tt>..<tt>20</tt>&nbsp; </td><td align=left>oil wells
- <table>
- <tr><td nowrap valign=top><tt>1D</tt>&nbsp; </td><td align=left>not animated</td></tr>
- <tr><td nowrap valign=top><tt>1E</tt>..<tt>20</tt>&nbsp; </td><td align=left>various stages of animation; progress of animation in m3</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>21</tt>..<tt>26</tt>&nbsp; </td><td align=left>farm</td></tr>
- <tr><td nowrap valign=top><tt>27</tt>..<tt>2A</tt>&nbsp; </td><td align=left>factory (temperate climate)</td></tr>
- <tr><td nowrap valign=top><tt>2B</tt>..<tt>2E</tt>&nbsp; </td><td align=left>printing works</td></tr>
- <tr><td nowrap valign=top><tt>2F</tt>..<tt>33</tt>&nbsp; </td><td align=left>copper ore mine
- <table>
- <tr><td nowrap valign=top><tt>2F</tt>&nbsp; </td><td align=left>wheel tower when not animated</td></tr>
- <tr><td nowrap valign=top><tt>30</tt>&nbsp; </td><td align=left>wheel tower when animated; animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td></tr>
- <tr><td nowrap valign=top><tt>31</tt>&nbsp; </td><td align=left>chimney</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>34</tt>..<tt>39</tt>&nbsp; </td><td align=left>steel mill</td></tr>
- <tr><td nowrap valign=top><tt>3A</tt>..<tt>3B</tt>&nbsp; </td><td align=left>bank (temperate climate)</td></tr>
- <tr><td nowrap valign=top><tt>3C</tt>..<tt>3F</tt>&nbsp; </td><td align=left>food processing plant</td></tr>
- <tr><td nowrap valign=top><tt>40</tt>..<tt>47</tt>&nbsp; </td><td align=left>paper mill</td></tr>
- <tr><td nowrap valign=top><tt>48</tt>..<tt>58</tt>&nbsp; </td><td align=left>gold mine
- <table>
- <tr><td nowrap valign=top><tt>4F</tt>&nbsp; </td><td align=left>wheel tower when not animated</td></tr>
- <tr><td nowrap valign=top><tt>58</tt>&nbsp; </td><td align=left>wheel tower when animated; animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>59</tt>..<tt>5A</tt>&nbsp; </td><td align=left>bank (sub-arctic or sub-tropical climate)</td></tr>
- <tr><td nowrap valign=top><tt>5B</tt>..<tt>63</tt>&nbsp; </td><td align=left>diamond mine</td></tr>
- <tr><td nowrap valign=top><tt>64</tt>..<tt>73</tt>&nbsp; </td><td align=left>iron ore mine</td></tr>
- <tr><td nowrap valign=top><tt>74</tt></td><td align=left>fruit plantation</td></tr>
- <tr><td nowrap valign=top><tt>75</tt></td><td align=left>rubber plantation</td></tr>
- <tr><td nowrap valign=top><tt>76</tt>..<tt>77</tt>&nbsp; </td><td align=left>water supply</td></tr>
- <tr><td nowrap valign=top><tt>78</tt></td><td align=left>water tower</td></tr>
- <tr><td nowrap valign=top><tt>79</tt>..<tt>7C</tt>&nbsp; </td><td align=left>factory (sub-tropical climate)</td></tr>
- <tr><td nowrap valign=top><tt>7D</tt>..<tt>80</tt>&nbsp; </td><td align=left>lumber mill</td></tr>
- <tr><td nowrap valign=top><tt>81</tt>..<tt>82</tt>&nbsp; </td><td align=left>candyfloss forest
- <table>
- <tr><td nowrap valign=top><tt>82</tt>&nbsp; </td><td align=left>candyfloss 'trees' cut down</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>83</tt>..<tt>86</tt>&nbsp; </td><td align=left>sweet factory</td></tr>
- <tr><td nowrap valign=top><tt>87</tt>..<tt>88</tt>&nbsp; </td><td align=left>battery farm
- <table>
- <tr><td nowrap valign=top><tt>88</tt>&nbsp; </td><td align=left>batteries 'reaped'</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>89</tt></td><td align=left>cola wells</td></tr>
- <tr><td nowrap valign=top><tt>8A</tt>..<tt>8D</tt>&nbsp; </td><td align=left>toy shop</td></tr>
- <tr><td nowrap valign=top><tt>8E</tt>..<tt>93</tt>&nbsp; </td><td align=left>toy factory
- <table>
- <tr><td nowrap valign=top><tt>8F</tt>&nbsp; </td>
- <td align=left>Animated part; animation state in m3 (valid range <tt>00</tt>..<tt>31</tt>)<br>
- Tile animation is started (m4 zeroed) on the periodic processing.<br>
- While the animation is in progress, m4 holds the number
- of animation cycles that have already taken place.<br>
- when this number reaches 8 the animation is stopped.
- </td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>94</tt>..<tt>9B</tt>&nbsp; </td><td align=left>plastic fountains (various stages of cyclic animation)</td></tr>
- <tr><td nowrap valign=top><tt>9C</tt>..<tt>9F</tt>&nbsp; </td><td align=left>fizzy drink factory</td></tr>
- <tr><td nowrap valign=top><tt>A0</tt>..<tt>A3</tt>&nbsp; </td><td align=left>bubble generator
- <table>
- <tr><td nowrap valign=top><tt>A1</tt>&nbsp; </td><td align=left>generators</td></tr>
- <tr><td nowrap valign=top><tt>A2</tt>&nbsp; </td><td align=left>bubble capture facility; animation state in m3 (valid range <tt>00</tt>..<tt>27</tt>)</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>A4</tt>..<tt>A6</tt>&nbsp; </td><td align=left>toffee quarry
- <table>
- <tr><td nowrap valign=top><tt>A5</tt>&nbsp; </td><td align=left>animated part; animation state in m3 (valid range <tt>00</tt>..<tt>45</tt>)</td></tr>
- </table>
- </td></tr>
- <tr><td nowrap valign=top><tt>A7</tt>..<tt>AE</tt>&nbsp; </td><td align=left>sugar mine
- <table>
- <tr><td nowrap valign=top><tt>AE</tt>&nbsp; </td><td align=left>animated part; animation state in m3 (valid range <tt>00</tt>..<tt>5F</tt>)</td></tr>
- </table>
- </td></tr>
- <tr><td colspan=2>&nbsp;</td></tr> <!-- spacer -->
- </table></li>
- <li>m2: index into the array of industries</li>
<li>m1 bit 7: clear = under construction
<ul>
<li>m1 bits 4..2: construction counter, for buildings under construction incremented on every periodic tile processing</li>
@@ -655,71 +1605,461 @@
the meaning is different for some animated tiles which are never under construction (types <tt>01</tt>, <tt>1E</tt>..<tt>20</tt>, <tt>30</tt>, <tt>58</tt>; see above)</li>
</ul>
</li>
+ <li>m2: index into the array of industries</li>
+ <li>m5: type:<br>
+ <small>(note: this is not the same as the industry type, which is stored in the array of industries)</small>
+
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>..<tt>06</tt>&nbsp; </td>
+ <td align=left>coal mine
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>&nbsp; </td>
+ <td align=left>wheel tower when not animated</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>01</tt>&nbsp; </td>
+ <td align=left>wheel tower when animated<br>
+ animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>07</tt>..<tt>0A</tt>&nbsp; </td>
+ <td align=left>power station
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>08</tt>&nbsp; </td>
+ <td align=left>chimney</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>0A</tt>&nbsp; </td>
+ <td align=left>transformer; animation progress in m3(valid range <tt>0</tt>..<tt>7</tt>)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0B</tt>..<tt>0F</tt>&nbsp; </td>
+ <td align=left>sawmill</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>10</tt>..<tt>11</tt>&nbsp; </td>
+ <td align=left>forest
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>11</tt>&nbsp; </td>
+ <td align=left>trees cut down</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>12</tt>..<tt>17</tt>&nbsp; </td>
+ <td align=left>oil refinery</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>18</tt>..<tt>1C</tt>&nbsp; </td>
+ <td align=left>oil rig</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1D</tt>..<tt>20</tt>&nbsp; </td>
+ <td align=left>oil wells
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>1D</tt>&nbsp; </td>
+ <td align=left>not animated</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>1E</tt>..<tt>20</tt>&nbsp; </td>
+ <td align=left>various stages of animation; progress of animation in m3</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>21</tt>..<tt>26</tt>&nbsp; </td>
+ <td align=left>farm</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>27</tt>..<tt>2A</tt>&nbsp; </td>
+ <td align=left>factory (temperate climate)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2B</tt>..<tt>2E</tt>&nbsp; </td>
+ <td align=left>printing works</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2F</tt>..<tt>33</tt>&nbsp; </td>
+ <td align=left>copper ore mine
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>2F</tt>&nbsp; </td>
+ <td align=left>wheel tower when not animated</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>30</tt>&nbsp; </td>
+ <td align=left>wheel tower when animated; animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>31</tt>&nbsp; </td>
+ <td align=left>chimney</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>34</tt>..<tt>39</tt>&nbsp; </td>
+ <td align=left>steel mill</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3A</tt>..<tt>3B</tt>&nbsp; </td>
+ <td align=left>bank (temperate climate)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3C</tt>..<tt>3F</tt>&nbsp; </td>
+ <td align=left>food processing plant</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>40</tt>..<tt>47</tt>&nbsp; </td>
+ <td align=left>paper mill</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>48</tt>..<tt>58</tt>&nbsp; </td>
+ <td align=left>gold mine
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>4F</tt>&nbsp; </td>
+ <td align=left>wheel tower when not animated</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>58</tt>&nbsp; </td>
+ <td align=left>wheel tower when animated; animation state in m3 bits 5..0; m3 bit 6 set = sound already generated</td>
+ </tr>
+ </table></td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>59</tt>..<tt>5A</tt>&nbsp; </td>
+ <td align=left>bank (sub-arctic or sub-tropical climate)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5B</tt>..<tt>63</tt>&nbsp; </td>
+ <td align=left>diamond mine</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>64</tt>..<tt>73</tt>&nbsp; </td>
+ <td align=left>iron ore mine</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>74</tt></td>
+ <td align=left>fruit plantation</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>75</tt></td>
+ <td align=left>rubber plantation</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>76</tt>..<tt>77</tt>&nbsp; </td>
+ <td align=left>water supply</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>78</tt></td>
+ <td align=left>water tower</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>79</tt>..<tt>7C</tt>&nbsp; </td>
+ <td align=left>factory (sub-tropical climate)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>7D</tt>..<tt>80</tt>&nbsp; </td>
+ <td align=left>lumber mill</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>81</tt>..<tt>82</tt>&nbsp; </td>
+ <td align=left>candyfloss forest
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>82</tt>&nbsp; </td>
+ <td align=left>candyfloss 'trees' cut down</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>83</tt>..<tt>86</tt>&nbsp; </td>
+ <td align=left>sweet factory</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>87</tt>..<tt>88</tt>&nbsp; </td>
+ <td align=left>battery farm
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>88</tt>&nbsp; </td>
+ <td align=left>batteries 'reaped'</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>89</tt></td>
+ <td align=left>cola wells</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>8A</tt>..<tt>8D</tt>&nbsp; </td>
+ <td align=left>toy shop</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>8E</tt>..<tt>93</tt>&nbsp; </td>
+ <td align=left>toy factory
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>8F</tt>&nbsp; </td>
+ <td align=left>Animated part; animation state in m3 (valid range <tt>00</tt>..<tt>31</tt>)<br>
+ Tile animation is started (m4 zeroed) on the periodic processing.<br>
+ While the animation is in progress, m4 holds the number
+ of animation cycles that have already taken place.<br>
+ when this number reaches 8 the animation is stopped.</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>94</tt>..<tt>9B</tt>&nbsp; </td>
+ <td align=left>plastic fountains (various stages of cyclic animation)</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>9C</tt>..<tt>9F</tt>&nbsp; </td>
+ <td align=left>fizzy drink factory</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>A0</tt>..<tt>A3</tt>&nbsp; </td>
+ <td align=left>bubble generator
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>A1</tt>&nbsp; </td>
+ <td align=left>generators</td>
+ </tr>
+ <tr>
+ <td nowrap valign=top><tt>A2</tt>&nbsp; </td>
+ <td align=left>bubble capture facility; animation state in m3 (valid range <tt>00</tt>..<tt>27</tt>)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>A4</tt>..<tt>A6</tt>&nbsp; </td>
+ <td align=left>toffee quarry
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>A5</tt>&nbsp; </td>
+ <td align=left>animated part; animation state in m3 (valid range <tt>00</tt>..<tt>45</tt>)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>A7</tt>..<tt>AE</tt>&nbsp; </td>
+ <td align=left>sugar mine
+ <table>
+ <tr>
+ <td nowrap valign=top><tt>AE</tt>&nbsp; </td>
+ <td align=left>animated part; animation state in m3 (valid range <tt>00</tt>..<tt>5F</tt>)</td>
+ </tr>
+ </table>
+ </td>
+ </tr>
+ </table>
+ </li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="Class9"><tt> 9</tt></a></strong></td>
+ <td><strong>Tunnel / bridge</strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="Class9"><tt> 9 </tt></a></td>
- <td>
- <ul>
- <li>m5 bits 7..4 clear: tunnel entrance/exit
- <ul>
- <li>m5 bits 3..2: <tt>0</tt> - railway tunnel, <tt>1</tt> - road tunnel</li>
- <li>m5 bits 1..0 - direction: entrance towards: <tt>0</tt> = NE, <tt>1</tt> = SE, <tt>2</tt> = SW, <tt>3</tt> = NW</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the tunnel</li>
- <li>m3 bits 3..0 = <a href="#TrackType">track type</a> for railway tunnel, must be 0 for road tunnel</li>
- <li>m4 bit 7 set = on snow or desert</li>
- </ul>
- </li>
- <li>m5 bit 7 set: bridge ramp
- <ul>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the bridge</li>
- <li>m3 bits 3..0 = <a href="#TrackType">type of track</a> on the bridge, must be 0 for road bridge</li>
- <li>m5 bits 3..2: <tt>0</tt> - railway bridge, <tt>1</tt> - road bridge</li>
- <li>m5 bit 0..1: DiagDirection onto the bridge</li>
- <li>m2 bits 7..4: <a name="BridgeType">bridge type</a>:
- <table>
- <tr><th align=left>Type&nbsp;</th><th align=left>Max. speed (mph)&nbsp;</th><th align=left>Description</th></tr>
- <tr><td nowrap valign=top><tt>0</tt>&nbsp; </td><td align=center>20</td><td align=left>wooden</td></tr>
- <tr><td nowrap valign=top><tt>1</tt>&nbsp; </td><td align=center>30</td><td align=left>concrete</td></tr>
- <tr><td nowrap valign=top><tt>2</tt>&nbsp; </td><td align=center>40</td><td align=left>girder, steel</td></tr>
- <tr><td nowrap valign=top><tt>3</tt>&nbsp; </td><td align=center>50</td><td align=left>suspension, concrete</td></tr>
- <tr><td nowrap valign=top><tt>4</tt>&nbsp; </td><td align=center>60</td><td align=left>suspension, steel</td></tr>
- <tr><td nowrap valign=top><tt>5</tt>&nbsp; </td><td align=center>70</td><td align=left>suspension, steel</td></tr>
- <tr><td nowrap valign=top><tt>6</tt>&nbsp; </td><td align=center>100</td><td align=left>cantilever, steel</td></tr>
- <tr><td nowrap valign=top><tt>7</tt>&nbsp; </td><td align=center>130</td><td align=left>cantilever, steel</td></tr>
- <tr><td nowrap valign=top><tt>8</tt>&nbsp; </td><td align=center>150</td><td align=left>cantilever, steel</td></tr>
- <tr><td nowrap valign=top><tt>9</tt>&nbsp; </td><td align=center>160</td><td align=left>girder, steel</td></tr>
- <tr><td nowrap valign=top><tt>A</tt>&nbsp; </td><td align=center>200</td><td align=left>tubular, steel</td></tr>
- </table>
- </li>
- <li>m4 bit 7 set = on snow or desert</li>
- </ul>
- <li>
+ <td valign=top nowrap>&nbsp;</td>
+ <td>
+ <ul>
+ <li>m5 bits 7..4 clear: tunnel entrance/exit
+ <ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the tunnel</li>
+ <li>m3 bits 3..0 = <a href="#TrackType">track type</a> for railway tunnel, must be 0 for road tunnel</li>
+ <li>m4 bit 7 set = on snow or desert</li>
+ <li>m5 bits 3..2: <tt>0</tt> - railway tunnel, <tt>1</tt> - road tunnel</li>
+ <li>m5 bits 1..0 - direction: entrance towards: <tt>0</tt> = NE, <tt>1</tt> = SE, <tt>2</tt> = SW, <tt>3</tt> = NW</li>
+ </ul>
+ </li>
+ <li>m5 bit 7 set: bridge ramp
+ <ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the bridge</li>
+ <li>m2 bits 7..4: <a name="BridgeType">bridge type</a>:
+ <table>
+ <tr>
+ <th align=left>Type&nbsp;</th>
+ <th align=left>Max. speed (mph)&nbsp;</th>
+ <th align=left>Description</th>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>0</tt>&nbsp; </td>
+ <td align=center>20</td>
+ <td align=left>wooden</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>1</tt>&nbsp; </td>
+ <td align=center>30</td>
+ <td align=left>concrete</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>2</tt>&nbsp; </td>
+ <td align=center>40</td>
+ <td align=left>girder, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>3</tt>&nbsp; </td>
+ <td align=center>50</td>
+ <td align=left>suspension, concrete</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>4</tt>&nbsp; </td>
+ <td align=center>60</td>
+ <td align=left>suspension, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>5</tt>&nbsp; </td>
+ <td align=center>70</td>
+ <td align=left>suspension, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>6</tt>&nbsp; </td>
+ <td align=center>100</td>
+ <td align=left>cantilever, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>7</tt>&nbsp; </td>
+ <td align=center>130</td>
+ <td align=left>cantilever, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>8</tt>&nbsp; </td>
+ <td align=center>150</td>
+ <td align=left>cantilever, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>9</tt>&nbsp; </td>
+ <td align=center>160</td>
+ <td align=left>girder, steel</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>A</tt>&nbsp; </td>
+ <td align=center>200</td>
+ <td align=left>tubular, steel</td>
+ </tr>
+ </table>
+ </li>
+ <li>m3 bits 3..0 = <a href="#TrackType">type of track</a> on the bridge, must be 0 for road bridge</li>
+ <li>m4 bit 7 set = on snow or desert</li>
+ <li>m5 bits 3..2: <tt>0</tt> - railway bridge, <tt>1</tt> - road bridge</li>
+ <li>m5 bits 1..0: DiagDirection onto the bridge</li>
+ </ul>
+ </li>
</ul>
</td>
</tr>
+ <tr bgcolor="#CCCCCC">
+ <td valign=top nowrap><strong><a name="ClassA"><tt> A</tt></a></strong></td>
+ <td><strong><tt>Unmovables</tt></strong></td>
+ </tr>
<tr>
- <td valign=top nowrap><a name="ClassA"><tt> A </tt></a></td>
+ <td valign=top nowrap>&nbsp;</td>
<td>
<ul>
+ <li>m1: <a href="#OwnershipInfo">owner</a> of the object (for lighthouses and transmitters normally <tt>10</tt>)</li>
<li>m5: tile type:
<table>
- <tr><td nowrap valign=top><tt>00</tt>&nbsp; </td><td align=left>transmitter</td></tr>
- <tr><td nowrap valign=top><tt>01</tt>&nbsp; </td><td align=left>lighthouse</td></tr>
- <tr><td nowrap valign=top><tt>02</tt>&nbsp; </td><td align=left>company statue</td></tr>
- <tr><td nowrap valign=top><tt>03</tt>&nbsp; </td><td align=left>company-owned land</td></tr>
- <tr><td nowrap valign=top><tt>80</tt>..<tt>93</tt>&nbsp; </td><td align=left>company headquarters (5 sets of 4 tiles each, updated quarterly depending on the company performance)</td></tr>
+ <tr>
+ <td nowrap valign=top><tt>00</tt>&nbsp; </td>
+ <td align=left>transmitter</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>01</tt>&nbsp; </td>
+ <td align=left>lighthouse</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>02</tt>&nbsp; </td>
+ <td align=left>company statue</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>03</tt>&nbsp; </td>
+ <td align=left>company-owned land</td>
+ </tr>
+
+ <tr>
+ <td nowrap valign=top><tt>80</tt>..<tt>93</tt>&nbsp; </td>
+ <td align=left>company headquarters (5 sets of 4 tiles each, updated quarterly depending on the company performance)</td>
+ </tr>
</table>
</li>
- <li>m1: <a href="#OwnershipInfo">owner</a> of the object (for lighthouses and transmitters normally <tt>10</tt>)</li>
</ul>
</td>
</tr>
-
- <tr><td colspan=2>Classes <tt>B</tt> through <tt>F</tt> are reserved. The presence of a tile in one of the reserved classes will crash OTTD.</td></tr>
+ <tr>
+ <td colspan=2>Classes <tt>B</tt> through <tt>F</tt> are reserved. The presence
+ of a tile in one of the reserved classes will crash OTTD.</td>
+ </tr>
</table>