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| author | frosch <frosch@openttd.org> | 2011-08-16 21:25:33 +0000 |
|---|---|---|
| committer | frosch <frosch@openttd.org> | 2011-08-16 21:25:33 +0000 |
| commit | f34c666bc5d83a7ed32a2aadbafab79333d60f0b (patch) | |
| tree | 55ff0ead357436aadb3bbb27c9fc7ed942114458 | |
| parent | 79508cb5c9a6ae0a73523d1b31f1f3f013a5564b (diff) | |
| download | openttd-f34c666bc5d83a7ed32a2aadbafab79333d60f0b.tar.xz | |
(svn r22755) -Fix [FS#4727]: When marking tile selections dirty, use the height information of the corners instead of the surface slope. This is more accurate when the foundation is kind of undefined.
| -rw-r--r-- | src/viewport.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/viewport.cpp b/src/viewport.cpp index f73f5f817..800d2d359 100644 --- a/src/viewport.cpp +++ b/src/viewport.cpp @@ -1723,8 +1723,13 @@ static void SetSelectionTilesDirty() int bot_y = top_y; do { - Point top = RemapCoords2(top_x, top_y); // topmost dirty point - Point bot = RemapCoords2(bot_x + TILE_SIZE - 1, bot_y + TILE_SIZE - 1); // bottommost point + /* topmost dirty point */ + TileIndex top_tile = TileVirtXY(top_x, top_y); + Point top = RemapCoords(top_x, top_y, GetTileMaxZ(top_tile)); + + /* bottommost point */ + TileIndex bottom_tile = TileVirtXY(bot_x, bot_y); + Point bot = RemapCoords(bot_x + TILE_SIZE, bot_y + TILE_SIZE, GetTileZ(bottom_tile)); // bottommost point /* the 'x' coordinate of 'top' and 'bot' is the same (and always in the same distance from tile middle), * tile height/slope affects only the 'y' on-screen coordinate! */ |