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authorAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-12 14:27:29 +0200
committerAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-13 09:35:20 +0000
commitc30a6232df03e1efbd9f3b226777b07e087a1122 (patch)
treee992f45784689f373bcc38d1b79a239ebe17ee23 /chromium/ui/gfx/transform.cc
parent7b5b123ac58f58ffde0f4f6e488bcd09aa4decd3 (diff)
downloadqtwebengine-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.cc27
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 {