尹诚 / Mapbox-iOS-SDK · Commits

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Authored by Vladimir Vyskocil
Commit 70cd23e7a4a2da1557c8c400582033bacb53145f 1 parent 923f4b8a

Commited code for : Issue 128: Tile positioning errors

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Showing 1 changed file with 3 additions and 2 deletions
... ... @@ -207,8 +207,9 @@
if (RMTileIsDummy(normalisedTile))
continue;
screenLocation.origin.x = bounds.origin.x + (t.x - (rect.origin.offset.x + rect.origin.tile.x)) * pixelsPerTile;
screenLocation.origin.y = bounds.origin.y + (t.y - (rect.origin.offset.y + rect.origin.tile.y)) * pixelsPerTile;
// this regrouping of terms is better for calculation precision (issue 128)
screenLocation.origin.x = bounds.origin.x + ((t.x - rect.origin.tile.x) - rect.origin.offset.x) * pixelsPerTile;
screenLocation.origin.y = bounds.origin.y + ((t.y - rect.origin.tile.y) - rect.origin.offset.y) * pixelsPerTile;
[self addTile:normalisedTile At:screenLocation];
}
... ...