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| -rw-r--r-- | docs/landscape.html | 56 |
1 files changed, 33 insertions, 23 deletions
diff --git a/docs/landscape.html b/docs/landscape.html index 50436627a..4b61b235f 100644 --- a/docs/landscape.html +++ b/docs/landscape.html @@ -10,22 +10,28 @@ <body> <h3><a name="Landscape">Landscape</a></h3> -<p> -Five attributes hold the information about a tile. -These attributes are referred to as - "<span style="font-weight: bold;">type_height</span>", - "<span style="font-weight: bold;">m1</span>", - "<span style="font-weight: bold;">m2</span>", - "<span style="font-weight: bold;">m3</span>", - "<span style="font-weight: bold;">m4</span>" and - "<span style="font-weight: bold;">m5</span>". -The most important value is the class of a tile, stored in the upper 4 bits of the type_height array. -The lower 4 bits are used to encode the height and slope data. -For a graphical represenation of the tile-layout have a look at <a href="landscape_grid.html">Landscape grid</a> page. -</p> -<p> -OTTD's class-specific periodic tile processing routine is called once every +256 ticks for each tile. -</p> +<p> Seven attributes (counting "type_height") hold the informations + about a tile. These attributes are referred to as "<span style="font-weight: bold;">type_height</span>", + "<span style="font-weight: bold;">m1</span>", "<span style="font-weight: bold;">m2</span>", + "<span style="font-weight: bold;">m3</span>", "<span style="font-weight: bold;">m4</span>", + "<span style="font-weight: bold;">m5</span>" and "<span style="font-weight: bold;">m6</span>". + The most important value is the class of a tile, stored in the upper 4 bits + of the type_height array. The lower 4 bits are used to encode the height and + slope data. For a graphical representation of the tile-layout have a look at + <a href="landscape_grid.html">Landscape grid</a> page. </p> + +<p><a name="OwnershipInfo">The 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: +<ul> + <li>00 = current player</li> + <li>01..08 = AI or network players</li> + <li>0F = a town owns the tile</li> + <li>10 = nobody owns the tile</li> + <li>11 = "water" owns the tile</li> + <li>FF = spectator in MP or in scenario editor</li> +</ul> + +<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> @@ -188,7 +194,7 @@ Town building <ul> <li>m2: Index into the array of towns</li> <li>m4: <a name="HouseTypes">town building type</a>: -<p><small>Note: In the climate list, 'sub-arctic' means below the <a href="#_snowline">snow line</a>, and 'snow' means above the snow line in the sub-arctic climate.</small></p> +<p><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></p> <table> <tr><th align=left>Type </th><th align=left>Size </th><th align=left>Climates </th><th align=left>Description</th></tr> <tr><td nowrap valign=top><tt>00</tt> </td><td>1×1</td><td>temperate</td><td align=left>tall office block</td></tr> @@ -381,7 +387,7 @@ exit towards: <tt>47</tt> - NE, <tt>48</tt> - SE, <tt>49</tt> - SW, <tt>4A</tt> </table> </li> <li>m1: <a href="#OwnershipInfo">owner</a> of the station</li> -<li>m2: index into the <a href="#_StationArray">array of stations</a></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> @@ -436,7 +442,7 @@ Tiles of this class form an invisible, one tile wide border at the south (bottom Industry tile <ul> <li>m5: type: -<br><small>(note: this is not the same as the <a href="#industry.type">industry type</a> stored in the <a href="#_IndustryArray">array of industries</a>)</small> +<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> </td><td align=left>coal mine <table> @@ -508,9 +514,13 @@ Industry tile <tr><td nowrap valign=top><tt>8A</tt>..<tt>8D</tt> </td><td align=left>toy shop</td></tr> <tr><td nowrap valign=top><tt>8E</tt>..<tt>93</tt> </td><td align=left>toy factory <table> -<tr><td nowrap valign=top><tt>8F</tt> </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 if <a href="#industry.didtransform">field <tt>2C</tt></a> in the corresponding industry array entry is nonzero<br> -while the animation is in progress (see the <a href="#_AnimatedTilesList">array at <tt>04328</tt></a>) m4 holds the number of animation cycles that have already taken place; when this number reaches 8 the animation is stopped</td></tr> +<tr><td nowrap valign=top><tt>8F</tt> </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; 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> </td><td align=left>plastic fountains (various stages of cyclic animation)</td></tr> @@ -533,7 +543,7 @@ while the animation is in progress (see the <a href="#_AnimatedTilesList">array </td></tr> <tr><td colspan=2></td></tr> <!-- spacer --> </table></li> -<li>m2: index into the <a href="#_IndustryArray">array of industries</a> +<li>m2: index into the array of industries </li> <li>m1 bit 7: clear = under construction <ul> |