void PathInterpolationFunctions::composite(UnderlyingValue& underlyingValue, double underlyingFraction, const InterpolationValue& value)
{
const InterpolableList& list = toInterpolableList(value.interpolableValue());
double neutralComponent = toInterpolableNumber(list.get(PathNeutralIndex))->value();
if (neutralComponent == 0) {
underlyingValue.set(&value);
return;
}
ASSERT(pathSegTypesMatch(
toSVGPathNonInterpolableValue(underlyingValue->nonInterpolableValue())->pathSegTypes(),
toSVGPathNonInterpolableValue(value.nonInterpolableValue())->pathSegTypes()));
underlyingValue.mutableComponent().interpolableValue->scaleAndAdd(neutralComponent, value.interpolableValue());
underlyingValue.mutableComponent().nonInterpolableValue = const_cast<NonInterpolableValue*>(value.nonInterpolableValue()); // Take ref.
}
void SVGNumberListInterpolationType::composite(UnderlyingValue& underlyingValue, double underlyingFraction, const InterpolationValue& value) const
{
const InterpolableList& list = toInterpolableList(value.interpolableValue());
if (toInterpolableList(underlyingValue->interpolableValue()).length() <= list.length())
padWithZeroes(underlyingValue.mutableComponent().interpolableValue, list.length());
InterpolableList& underlyingList = *toInterpolableList(underlyingValue.mutableComponent().interpolableValue.get());
ASSERT(underlyingList.length() >= list.length());
size_t i = 0;
for (; i < list.length(); i++)
underlyingList.getMutable(i)->scaleAndAdd(underlyingFraction, *list.get(i));
for (; i < underlyingList.length(); i++)
underlyingList.getMutable(i)->scale(underlyingFraction);
}
void CSSLengthInterpolationType::composite(UnderlyingValue& underlyingValue, double underlyingFraction, const InterpolationValue& value) const
{
InterpolationComponent& underlyingComponent = underlyingValue.mutableComponent();
underlyingComponent.interpolableValue->scaleAndAdd(underlyingFraction, value.interpolableValue());
underlyingComponent.nonInterpolableValue = CSSLengthNonInterpolableValue::merge(underlyingValue->nonInterpolableValue(), value.nonInterpolableValue());
}