adc58e4f48
Review URL: https://codereview.appspot.com/6827053 git-svn-id: http://skia.googlecode.com/svn/trunk@6331 2bbb7eff-a529-9590-31e7-b0007b416f81
61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
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/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Test.h"
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#include "SkTileGrid.h"
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enum Tile {
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kTopLeft_Tile = 0x1,
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kTopRight_Tile = 0x2,
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kBottomLeft_Tile = 0x4,
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kBottomRight_Tile = 0x8,
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kAll_Tile = kTopLeft_Tile | kTopRight_Tile | kBottomLeft_Tile | kBottomRight_Tile,
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};
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class TileGridTest {
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public:
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static void verifyTileHits(skiatest::Reporter* reporter, SkIRect rect, uint32_t tileMask) {
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SkTileGrid grid(10, 10, 2, 2);
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grid.insert(NULL, rect, false);
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REPORTER_ASSERT(reporter, grid.tile(0,0).count() ==
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((tileMask & kTopLeft_Tile)? 1 : 0));
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REPORTER_ASSERT(reporter, grid.tile(1,0).count() ==
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((tileMask & kTopRight_Tile)? 1 : 0));
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REPORTER_ASSERT(reporter, grid.tile(0,1).count() ==
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((tileMask & kBottomLeft_Tile)? 1 : 0));
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REPORTER_ASSERT(reporter, grid.tile(1,1).count() ==
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((tileMask & kBottomRight_Tile)? 1 : 0));
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}
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static void Test(skiatest::Reporter* reporter) {
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// Out of bounds
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verifyTileHits(reporter, SkIRect::MakeXYWH(30, 0, 1, 1), 0);
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verifyTileHits(reporter, SkIRect::MakeXYWH(0, 30, 1, 1), 0);
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verifyTileHits(reporter, SkIRect::MakeXYWH(-10, 0, 1, 1), 0);
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verifyTileHits(reporter, SkIRect::MakeXYWH(0, -10, 1, 1), 0);
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// Dilation for AA consideration
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verifyTileHits(reporter, SkIRect::MakeXYWH(0, 0, 8, 8), kTopLeft_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(0, 0, 9, 9), kAll_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(10, 10, 1, 1), kAll_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(11, 11, 1, 1), kBottomRight_Tile);
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// BBoxes that overlap tiles
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verifyTileHits(reporter, SkIRect::MakeXYWH(5, 5, 10, 1), kTopLeft_Tile | kTopRight_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(5, 5, 1, 10), kTopLeft_Tile |
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kBottomLeft_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(5, 5, 10, 10), kAll_Tile);
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verifyTileHits(reporter, SkIRect::MakeXYWH(-10, -10, 40, 40), kAll_Tile);
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}
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};
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#include "TestClassDef.h"
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DEFINE_TESTCLASS("TileGrid", TileGridTestClass, TileGridTest::Test)
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