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Fix #7307: Add WaterClass to MP_TREES, set when trees are on coast tiles (#7309) 

This allows allows NewGRF object/industry placement rules to treat trees on coast tiles the same as regular bare coast.
pull/7147/head
Eddi-z 2019-03-02 18:33:16 +01:00 committed by PeterN
parent 780593ae60
commit b242a04c7d
4 changed files with 6 additions and 3 deletions
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1
docs/landscape.html
View File

@ -759,6 +759,7 @@
<td valign=top nowrap>&nbsp;</td>
<td>
<ul>
<li>m1 bits 6..5: water class (sea or land)</li>
<li>m1 bits 4..0: <a href="#OwnershipInfo">owner</a> (normally <tt>10</tt>)</li>
<li>m2 bits 8..6: ground
<table>

2
docs/landscape_grid.html
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@ -194,7 +194,7 @@ the array so you can quickly see what is used and what is not.
<td class="caption">trees</td>
<td class="bits">XXXX XXXX</td>
<td class="bits">XXXX XXXX</td>
<td class="bits"><span class="free">OOO</span><span class="option">~ ~~~~</span></td>
<td class="bits"><span class="free">O</span>XX<span class="option">~ ~~~~</span></td>
<td class="bits"><span class="free">OOOO OOO</span>X XXXX XXXX</td>
<td class="bits"><span class="option">~~</span>XX XXXX</td>
<td class="bits"><span class="free">OOOO OOOO</span></td>

2
src/tree_map.h
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@ -13,6 +13,7 @@
#define TREE_MAP_H
#include "tile_map.h"
#include "water_map.h"
/**
* List of tree types along all landscape types.
@ -133,6 +134,7 @@ static inline void SetTreeGroundDensity(TileIndex t, TreeGround g, uint d)
assert(IsTileType(t, MP_TREES)); // XXX incomplete
SB(_m[t].m2, 4, 2, d);
SB(_m[t].m2, 6, 3, g);
SetWaterClass(t, g == TREE_GROUND_SHORE ? WATER_CLASS_SEA : WATER_CLASS_INVALID);
}
/**

4
src/water_map.h
View File

@ -94,7 +94,7 @@ static inline WaterTileType GetWaterTileType(TileIndex t)
*/
static inline bool HasTileWaterClass(TileIndex t)
{
return IsTileType(t, MP_WATER) || IsTileType(t, MP_STATION) || IsTileType(t, MP_INDUSTRY) || IsTileType(t, MP_OBJECT);
return IsTileType(t, MP_WATER) || IsTileType(t, MP_STATION) || IsTileType(t, MP_INDUSTRY) || IsTileType(t, MP_OBJECT) || IsTileType(t, MP_TREES);
}
/**
@ -204,7 +204,7 @@ static inline bool IsCoast(TileIndex t)
*/
static inline bool IsCoastTile(TileIndex t)
{
return IsTileType(t, MP_WATER) && IsCoast(t);
return (IsTileType(t, MP_WATER) && IsCoast(t)) || (IsTileType(t, MP_TREES) && GetWaterClass(t) != WATER_CLASS_INVALID);
}
/**