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Diffstat (limited to 'src/core/SkTileGrid.cpp')
| -rw-r--r-- | src/core/SkTileGrid.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/core/SkTileGrid.cpp b/src/core/SkTileGrid.cpp index 51c40cc0af..25a1fa8873 100644 --- a/src/core/SkTileGrid.cpp +++ b/src/core/SkTileGrid.cpp @@ -56,6 +56,9 @@ void SkTileGrid::insert(void* data, const SkIRect& bounds, bool) { } void SkTileGrid::search(const SkIRect& query, SkTDArray<void*>* results) { + // Convert the query rectangle from device coordinates to tile coordinates + // by rounding outwards to the nearest tile boundary so that the resulting tile + // region includes the query rectangle. (using truncating division to "floor") int tileStartX = (query.left() + fBorderPixels) / fTileWidth; int tileEndX = (query.right() + fTileWidth - fBorderPixels) / fTileWidth; int tileStartY = (query.top() + fBorderPixels) / fTileHeight; |