cpp/openttd-patchpack/source Changeset - r18548:bf70837bd31f

Changeset - r18548:bf70837bd31f

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terkhen - 12 years ago 2011-12-03 20:19:33
terkhen@openttd.org

(svn r23402) -Add: Function to check if a TileArea contains a tile. (michi_cc)

2 files changed with 21 insertions and 0 deletions:

src/tilearea.cpp

src/tilearea_type.h

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src/tilearea.cpp

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@@ @@ -94,6 +94,25 @@ bool TileArea::Intersects(const TileArea @@
+}
 /**
  * Does this tile area contain a tile?
  * @param tile Tile to test for.
  * @return True if the tile is inside the area.
  */
 bool TileArea::Contains(TileIndex tile) const
+{
 	if (this->w == 0) return false;
 	assert(this->w != 0 && this->h != 0);
 	uint left   = TileX(this->tile);
 	uint top    = TileY(this->tile);
 	uint tile_x = TileX(tile);
 	uint tile_y = TileY(tile);
 	return IsInsideBS(tile_x, left, this->w) && IsInsideBS(tile_y, top, this->h);
+}
 /**
  * Clamp the tile area to map borders.
  */
 void TileArea::ClampToMap()

src/tilearea_type.h

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@@ @@ -48,6 +48,8 @@ struct TileArea { @@
 	bool Intersects(const TileArea &ta) const;
 	bool Contains(TileIndex tile) const;
 	void ClampToMap();
 	/**

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