Beispiel #1
0
static void test_path_bounds(skiatest::Reporter* reporter) {
    SkPath path;
    SkAAClip clip;
    const int height = 40;
    const SkScalar sheight = SkIntToScalar(height);

    path.addOval(SkRect::MakeWH(sheight, sheight));
    REPORTER_ASSERT(reporter, sheight == path.getBounds().height());
    clip.setPath(path, nullptr, true);
    REPORTER_ASSERT(reporter, height == clip.getBounds().height());

    // this is the trimmed height of this cubic (with aa). The critical thing
    // for this test is that it is less than height, which represents just
    // the bounds of the path's control-points.
    //
    // This used to fail until we tracked the MinY in the BuilderBlitter.
    //
    const int teardrop_height = 12;
    path.reset();
    imoveTo(path, 0, 20);
    icubicTo(path, 40, 40, 40, 0, 0, 20);
    REPORTER_ASSERT(reporter, sheight == path.getBounds().height());
    clip.setPath(path, nullptr, true);
    REPORTER_ASSERT(reporter, teardrop_height == clip.getBounds().height());
}
Beispiel #2
0
static void test_really_a_rect(skiatest::Reporter* reporter) {
    SkRRect rrect;
    rrect.setRectXY(SkRect::MakeWH(100, 100), 5, 5);

    SkPath path;
    path.addRRect(rrect);

    SkAAClip clip;
    clip.setPath(path);

    REPORTER_ASSERT(reporter, clip.getBounds() == SkIRect::MakeWH(100, 100));
    REPORTER_ASSERT(reporter, !clip.isRect());

    // This rect should intersect the clip, but slice-out all of the "soft" parts,
    // leaving just a rect.
    const SkIRect ir = SkIRect::MakeLTRB(10, -10, 50, 90);
    
    clip.op(ir, SkRegion::kIntersect_Op);

    REPORTER_ASSERT(reporter, clip.getBounds() == SkIRect::MakeLTRB(10, 0, 50, 90));
    // the clip recognized that that it is just a rect!
    REPORTER_ASSERT(reporter, clip.isRect());
}