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J.T. YimandFacebook GitHub Bot
4eec47344e
Summary: Changelog: [Internal] Include FlexLayout C++ source to ReactCommons Reviewed By: d16r, NickGerleman Differential Revision: D38716145 fbshipit-source-id: 0ca2ab040e72168f2f1b479609b6cda2787eba66
67 lines
1.4 KiB
C++
67 lines
1.4 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include "Utils.h"
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#include <cmath>
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#include "Type.h"
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namespace facebook {
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namespace flexlayout {
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namespace utils {
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using namespace std;
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using namespace facebook::flexlayout;
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auto isUndefined(float value) -> bool {
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return std::isnan(value);
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}
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auto isUndefined(double value) -> bool {
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return std::isnan(value);
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}
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auto isDefined(float value) -> bool {
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return !isUndefined(value);
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}
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auto isDefined(double value) -> bool {
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return !isUndefined(value);
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}
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auto FlexLayoutFloatsEqual(const Float a, const Float b) -> bool {
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if (isDefined(a) && isDefined(b)) {
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return fabs(a - b) < EPSILON;
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}
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return isUndefined(a) && isUndefined(b);
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}
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auto FlexLayoutDoubleEqual(const double a, const double b) -> bool {
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if (isDefined(a) && isDefined(b)) {
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return fabs(a - b) < EPSILON;
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}
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return isUndefined(a) && isUndefined(b);
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}
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auto FlexLayoutFloatMax(const Float a, const Float b) -> float {
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if (isDefined(a) && isDefined(b)) {
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return fmax(a, b);
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}
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return isUndefined(a) ? b : a;
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}
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auto FlexLayoutFloatMin(const Float a, const Float b) -> float {
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if (isDefined(a) && isDefined(b)) {
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return fmin(a, b);
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}
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return isUndefined(a) ? b : a;
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}
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} // namespace utils
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} // namespace flexlayout
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} // namespace facebook
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