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Unified Diff: tests/TileGridTest.cpp

Issue 199083004: Change tilegrid test to test it directly, rather than through SkPicture (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Remove MockCanvas, not used anymore Created 6 years, 9 months ago
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Index: tests/TileGridTest.cpp
diff --git a/tests/TileGridTest.cpp b/tests/TileGridTest.cpp
index f23324a69d5977bf4b2b3441b357176bf60c4cde..cafcc8e5742da63b7837806cbd7cf51fe011b37a 100644
--- a/tests/TileGridTest.cpp
+++ b/tests/TileGridTest.cpp
@@ -20,18 +20,6 @@ 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;
@@ -50,85 +38,79 @@ 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);
- 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);
+ 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);
// Test parts of top-left tile
{
- 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(0.0f, 0.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[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]);
+ SkTDArray<void*> rects;
+ grid.search(query(7.99f, 7.99f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[0]);
}
// Corner overlap
{
- 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]);
+ SkTDArray<void*> rects;
+ grid.search(query(9.5f, 9.5f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 2 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[0]);
+ REPORTER_ASSERT(reporter, &rect2 == rects[1]);
}
// Intersect bottom right tile, but does not overlap rect 2
{
- 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]);
+ SkTDArray<void*> rects;
+ grid.search(query(16.0f, 16.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect2 == rects[0]);
}
// Out of bounds queries, snap to border tiles
{
- 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(-2.0f, 0.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[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(0.0f, -2.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[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(22.0f, 16.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect2 == rects[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]);
+ SkTDArray<void*> rects;
+ grid.search(query(16.0f, 22.0f, 1.0f, 1.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect2 == rects[0]);
}
}
@@ -138,80 +120,64 @@ 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
- SkRect rect1 = SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0),
- SkIntToScalar(1), SkIntToScalar(1));
+ SkIRect rect1 = SkIRect::MakeXYWH(0, 0, 1, 1);
// rect landing entirely in center tile
- SkRect rect2 = SkRect::MakeXYWH(SkIntToScalar(12), SkIntToScalar(12),
- SkIntToScalar(1), SkIntToScalar(1));
+ SkIRect rect2 = SkIRect::MakeXYWH(12, 12, 1, 1);
// rect landing entirely in bottomright tile
- 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();
+ 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);
- 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,
- MockCanvas mockCanvas(tileBitmap);
- 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, 0.0f, 10.0f, 10.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[0]);
}
{
// Encroaching border by one pixel
- 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]);
+ SkTDArray<void*> rects;
+ grid.search(query(0.0f, 0.0f, 11.0f, 11.0f), &rects);
+ REPORTER_ASSERT(reporter, 2 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[0]);
+ REPORTER_ASSERT(reporter, &rect2 == rects[1]);
}
{
// Tile stride is 8 (tileWidth - 2 * border pixels
// so translating by 8, should make query grid-aligned
// with middle tile.
- 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(8.0f, 8.0f, 10.0f, 10.0f), &rects);
+ REPORTER_ASSERT(reporter, 1 == rects.count());
+ REPORTER_ASSERT(reporter, &rect2 == rects[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(7.9f, 7.9f, 10.0f, 10.0f), &rects);
+ REPORTER_ASSERT(reporter, 2 == rects.count());
+ REPORTER_ASSERT(reporter, &rect1 == rects[0]);
+ REPORTER_ASSERT(reporter, &rect2 == rects[1]);
}
{
- 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]);
+ SkTDArray<void*> rects;
+ grid.search(query(8.1f, 8.1f, 10.0f, 10.0f), &rects);
+ REPORTER_ASSERT(reporter, 2 == rects.count());
+ REPORTER_ASSERT(reporter, &rect2 == rects[0]);
+ REPORTER_ASSERT(reporter, &rect3 == rects[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.
- MockCanvas mockCanvas(tinyBitmap);
- mockCanvas.translate(-8.0f, -8.0f);
- picture.draw(&mockCanvas);
+ SkTDArray<void*> rects;
+ grid.search(query(8.0f, 8.0f, 2.0f, 2.0f), &rects);
// 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
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