From 52ac59242245ab3914a752f2d58a4d00f7d0657e Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sat, 25 Oct 2008 13:51:47 +0000
Subject: (svn r14528) -Codechange: cache the closest town for all road tiles
 instead of only roads owned by tiles. This replaces a O(n) search over all
 towns from the road's tileloop with a O(1) lookup (PhilSophus)

---
 docs/landscape.html      | 2 +-
 docs/landscape_grid.html | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'docs')

diff --git a/docs/landscape.html b/docs/landscape.html
index ffa55dced..7dce5470f 100644
--- a/docs/landscape.html
+++ b/docs/landscape.html
@@ -513,6 +513,7 @@
    <td valign=top nowrap>&nbsp;</td>
    <td>
     <ul>
+     <li>m2: Index into the array of towns (owning town for town roads; closest town otherwise, INVALID_TOWN if not yet calculated)</li>
      <li>m3 bit 7 set = on snow or desert</li>
      <li>m7 bits 7..5: present road types
       <table>
@@ -534,7 +535,6 @@
      </li>
      <li>m5 bits 7 clear: road or level-crossing
       <ul>
-       <li>m2: Index into the array of towns, 0 for non-town roads</li>
        <li>m3 bits 6..4:
         <table>
          <tr>
diff --git a/docs/landscape_grid.html b/docs/landscape_grid.html
index 5f28a85eb..8ace41304 100644
--- a/docs/landscape_grid.html
+++ b/docs/landscape_grid.html
@@ -157,7 +157,7 @@ the array so you can quickly see what is used and what is not.
       <td class="caption">road depot</td>
       <td class="bits">-inherit-</td>
       <td class="bits">-inherit-</td>
-      <td class="bits"><span class="free">OOOO OOOO OOOO OOOO</span></td>
+      <td class="bits">-inherit-</td>
       <td class="bits">X<span class="free">OOO OOOO</span></td>
       <td class="bits"><span class="free">OOOO OOOO</span></td>
       <td class="bits">XX<span class="free">OO OO</span>XX</td>
-- 
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