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author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2020-10-12 14:27:29 +0200 |
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committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2020-10-13 09:35:20 +0000 |
commit | c30a6232df03e1efbd9f3b226777b07e087a1122 (patch) | |
tree | e992f45784689f373bcc38d1b79a239ebe17ee23 /chromium/ui/gfx/transform.cc | |
parent | 7b5b123ac58f58ffde0f4f6e488bcd09aa4decd3 (diff) | |
download | qtwebengine-chromium-85-based.tar.gz |
BASELINE: Update Chromium to 85.0.4183.14085-based
Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'chromium/ui/gfx/transform.cc')
-rw-r--r-- | chromium/ui/gfx/transform.cc | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/chromium/ui/gfx/transform.cc b/chromium/ui/gfx/transform.cc index e0f0b4a3925..58b662123d6 100644 --- a/chromium/ui/gfx/transform.cc +++ b/chromium/ui/gfx/transform.cc @@ -245,19 +245,28 @@ bool Transform::IsApproximatelyIdentityOrTranslation(SkScalar tolerance) const { matrix_.get(3, 3) == 1; } +bool Transform::IsApproximatelyIdentityOrIntegerTranslation( + SkScalar tolerance) const { + if (!IsApproximatelyIdentityOrTranslation(tolerance)) + return false; + + for (float t : {matrix_.get(0, 3), matrix_.get(1, 3), matrix_.get(2, 3)}) { + if (!base::IsValueInRangeForNumericType<int>(t) || + std::abs(std::round(t) - t) > tolerance) + return false; + } + return true; +} + bool Transform::IsIdentityOrIntegerTranslation() const { if (!IsIdentityOrTranslation()) return false; - float t[] = {matrix_.get(0, 3), matrix_.get(1, 3), matrix_.get(2, 3)}; - bool no_fractional_translation = - base::IsValueInRangeForNumericType<int>(t[0]) && - base::IsValueInRangeForNumericType<int>(t[1]) && - base::IsValueInRangeForNumericType<int>(t[2]) && - static_cast<int>(t[0]) == t[0] && static_cast<int>(t[1]) == t[1] && - static_cast<int>(t[2]) == t[2]; - - return no_fractional_translation; + for (float t : {matrix_.get(0, 3), matrix_.get(1, 3), matrix_.get(2, 3)}) { + if (!base::IsValueInRangeForNumericType<int>(t) || static_cast<int>(t) != t) + return false; + } + return true; } bool Transform::IsBackFaceVisible() const { |