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author | alberth <alberth@openttd.org> | 2010-02-06 13:19:46 +0000 |
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committer | alberth <alberth@openttd.org> | 2010-02-06 13:19:46 +0000 |
commit | a6e8c747c9cc04ef800427ac852840d0de2b2c94 (patch) | |
tree | cc0c6320cedf311e6cd20924aa2b77259e40dba4 /src/tilearea.cpp | |
parent | 21589daea9d55878d029b641374caff10561fff3 (diff) | |
download | openttd-a6e8c747c9cc04ef800427ac852840d0de2b2c94.tar.xz |
(svn r19041) -Codechange: Improve selection of tile to draw in zoomed-out smallmaps.
Diffstat (limited to 'src/tilearea.cpp')
-rw-r--r-- | src/tilearea.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/tilearea.cpp b/src/tilearea.cpp index 81efe96be..fb3e11394 100644 --- a/src/tilearea.cpp +++ b/src/tilearea.cpp @@ -95,3 +95,13 @@ bool TileArea::Intersects(const TileArea &ta) const ); } +/** + * Clamp the tile area to map borders. + */ +void TileArea::ClampToMap() +{ + assert(this->tile < MapSize()); + this->w = min(this->w, MapSizeX() - TileX(this->tile)); + this->h = min(this->h, MapSizeY() - TileY(this->tile)); +} + |