Index: tests/TileGridTest.cpp |
diff --git a/tests/TileGridTest.cpp b/tests/TileGridTest.cpp |
index ef2d796ecec99864b71ece6bad7c5b35aaf782af..f23324a69d5977bf4b2b3441b357176bf60c4cde 100644 |
--- a/tests/TileGridTest.cpp |
+++ b/tests/TileGridTest.cpp |
@@ -20,6 +20,18 @@ enum Tile { |
kAll_Tile = kTopLeft_Tile | kTopRight_Tile | kBottomLeft_Tile | kBottomRight_Tile, |
}; |
+class MockCanvas : public SkCanvas { |
+public: |
+ MockCanvas(const SkBitmap& bm) : SkCanvas(bm) {} |
+ |
+ virtual void drawRect(const SkRect& rect, const SkPaint&) { |
+ // This capture occurs before quick reject. |
+ fRects.push(rect); |
+ } |
+ |
+ SkTDArray<SkRect> fRects; |
+}; |
+ |
static void verifyTileHits(skiatest::Reporter* reporter, SkIRect rect, |
uint32_t tileMask, int borderPixels = 0) { |
SkTileGridPicture::TileGridInfo info; |
@@ -38,79 +50,85 @@ static void verifyTileHits(skiatest::Reporter* reporter, SkIRect rect, |
((tileMask & kBottomRight_Tile)? 1 : 0)); |
} |
-static SkIRect query(float x, float y, float w, float h) { |
- // inflate for the margin++ in tilegrid |
- SkRect bounds = SkRect::MakeXYWH(x, y, w, h); |
- SkIRect r; |
- bounds.roundOut(&r); |
- r.outset(1, 1); // to counteract the inset in SkTileGrid::search |
- return r; |
-} |
- |
- |
DEF_TEST(TileGrid_UnalignedQuery, reporter) { |
+ // Use SkTileGridPicture to generate a SkTileGrid with a helper |
SkTileGridPicture::TileGridInfo info; |
info.fMargin.setEmpty(); |
info.fOffset.setZero(); |
info.fTileInterval.set(10, 10); |
- SkIRect rect1 = SkIRect::MakeXYWH(0, 0, 8, 8); |
- SkIRect rect2 = SkIRect::MakeXYWH(11, 11, 1, 1); |
- SkTileGrid grid(2, 2, info, SkTileGridNextDatum<SkPictureStateTree::Draw>); |
- grid.insert(&rect1, rect1, true); |
- grid.insert(&rect2, rect2, true); |
+ SkTileGridPicture picture(20, 20, info); |
+ SkRect rect1 = SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0), |
+ SkIntToScalar(8), SkIntToScalar(8)); |
+ SkRect rect2 = SkRect::MakeXYWH(SkIntToScalar(11), SkIntToScalar(11), |
+ SkIntToScalar(1), SkIntToScalar(1)); |
+ SkCanvas* canvas = picture.beginRecording(20, 20, SkPicture::kOptimizeForClippedPlayback_RecordingFlag); |
+ SkPaint paint; |
+ canvas->drawRect(rect1, paint); |
+ canvas->drawRect(rect2, paint); |
+ picture.endRecording(); |
+ |
+ SkBitmap store; |
+ store.allocN32Pixels(1, 1); |
// Test parts of top-left tile |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(0.0f, 0.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
+ MockCanvas mockCanvas(store); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(7.99f, 7.99f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(-7.99f, -7.99f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
} |
// Corner overlap |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(9.5f, 9.5f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 2 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(-9.5f, -9.5f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
} |
// Intersect bottom right tile, but does not overlap rect 2 |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(16.0f, 16.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(-16.0f, -16.0f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
} |
// Out of bounds queries, snap to border tiles |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(-2.0f, 0.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(2.0f, 0.0f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(0.0f, -2.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(0.0f, 2.0f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(22.0f, 16.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(-22.0f, -16.0f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(16.0f, 22.0f, 1.0f, 1.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(store); |
+ mockCanvas.translate(-16.0f, -22.0f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
} |
} |
@@ -120,64 +138,80 @@ DEF_TEST(TileGrid_OverlapOffsetQueryAlignment, reporter) { |
info.fMargin.set(1, 1); |
info.fOffset.set(-1, -1); |
info.fTileInterval.set(8, 8); |
+ SkTileGridPicture picture(20, 20, info); |
// rect landing entirely in top left tile |
- SkIRect rect1 = SkIRect::MakeXYWH(0, 0, 1, 1); |
+ SkRect rect1 = SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0), |
+ SkIntToScalar(1), SkIntToScalar(1)); |
// rect landing entirely in center tile |
- SkIRect rect2 = SkIRect::MakeXYWH(12, 12, 1, 1); |
+ SkRect rect2 = SkRect::MakeXYWH(SkIntToScalar(12), SkIntToScalar(12), |
+ SkIntToScalar(1), SkIntToScalar(1)); |
// rect landing entirely in bottomright tile |
- SkIRect rect3 = SkIRect::MakeXYWH(19, 19, 1, 1); |
- SkTileGrid grid(3, 3, info, SkTileGridNextDatum<SkPictureStateTree::Draw>); |
- grid.insert(&rect1, rect1, true); |
- grid.insert(&rect2, rect2, true); |
- grid.insert(&rect3, rect3, true); |
+ SkRect rect3 = SkRect::MakeXYWH(SkIntToScalar(19), SkIntToScalar(19), |
+ SkIntToScalar(1), SkIntToScalar(1)); |
+ SkCanvas* canvas = picture.beginRecording(20, 20, SkPicture::kOptimizeForClippedPlayback_RecordingFlag); |
+ SkPaint paint; |
+ canvas->drawRect(rect1, paint); |
+ canvas->drawRect(rect2, paint); |
+ canvas->drawRect(rect3, paint); |
+ picture.endRecording(); |
+ SkBitmap tileBitmap; |
+ tileBitmap.allocN32Pixels(10, 10); |
+ SkBitmap moreThanATileBitmap; |
+ moreThanATileBitmap.allocN32Pixels(11, 11); |
+ SkBitmap tinyBitmap; |
+ tinyBitmap.allocN32Pixels(2, 2); |
// Test parts of top-left tile |
{ |
// The offset should cancel the top and left borders of the top left tile |
// So a look-up at interval 0-10 should be grid aligned, |
- SkTDArray<void*> rects; |
- grid.search(query(0.0f, 0.0f, 10.0f, 10.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
+ MockCanvas mockCanvas(tileBitmap); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
} |
{ |
// Encroaching border by one pixel |
- SkTDArray<void*> rects; |
- grid.search(query(0.0f, 0.0f, 11.0f, 11.0f), &rects); |
- REPORTER_ASSERT(reporter, 2 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(moreThanATileBitmap); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
} |
{ |
// Tile stride is 8 (tileWidth - 2 * border pixels |
// so translating by 8, should make query grid-aligned |
// with middle tile. |
- SkTDArray<void*> rects; |
- grid.search(query(8.0f, 8.0f, 10.0f, 10.0f), &rects); |
- REPORTER_ASSERT(reporter, 1 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(tileBitmap); |
+ mockCanvas.translate(SkIntToScalar(-8), SkIntToScalar(-8)); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(7.9f, 7.9f, 10.0f, 10.0f), &rects); |
- REPORTER_ASSERT(reporter, 2 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect1) >= 0); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
+ MockCanvas mockCanvas(tileBitmap); |
+ mockCanvas.translate(-7.9f, -7.9f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
} |
{ |
- SkTDArray<void*> rects; |
- grid.search(query(8.1f, 8.1f, 10.0f, 10.0f), &rects); |
- REPORTER_ASSERT(reporter, 2 == rects.count()); |
- REPORTER_ASSERT(reporter, rects.find(&rect2) >= 0); |
- REPORTER_ASSERT(reporter, rects.find(&rect3) >= 0); |
+ MockCanvas mockCanvas(tileBitmap); |
+ mockCanvas.translate(-8.1f, -8.1f); |
+ picture.draw(&mockCanvas); |
+ REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
+ REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
+ REPORTER_ASSERT(reporter, rect3 == mockCanvas.fRects[1]); |
} |
{ |
// Regression test for crbug.com/234688 |
// Once the 2x2 device region is inset by margin, it yields an empty |
// adjusted region, sitting right on top of the tile boundary. |
- SkTDArray<void*> rects; |
- grid.search(query(8.0f, 8.0f, 2.0f, 2.0f), &rects); |
+ MockCanvas mockCanvas(tinyBitmap); |
+ mockCanvas.translate(-8.0f, -8.0f); |
+ picture.draw(&mockCanvas); |
// This test passes by not asserting. We do not validate the rects recorded |
// because the result is numerically unstable (floating point equality). |
// The content of any one of the four tiles of the tilegrid would be a valid |