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Readability cleanup

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This commit is contained in:
Paul Ferrand 2019-12-23 18:32:37 +01:00
parent db2f64d3cc
commit ba4c64adea
2 changed files with 51 additions and 39 deletions
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19
src/sfizz/MathHelpers.h
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@ -131,6 +131,25 @@ constexpr T clamp( const T& v, const T& lo, const T& hi )
return (v < lo) ? lo : (hi < v) ? hi : v;
}
template<class T>
constexpr void incrementAll(T& only)
{
only++;
}
template<class T, class... Args>
constexpr void incrementAll(T& first, Args&... rest)
{
first++;
incrementAll(rest...);
}
template<class ValueType>
constexpr ValueType linearInterpolation(ValueType left, ValueType right, ValueType leftCoeff, ValueType rightCoeff)
{
return left * leftCoeff + right * rightCoeff;
}
template <class Type>
constexpr Type pi { 3.141592653589793238462643383279502884 };
template <class Type>

17
src/sfizz/Voice.cpp
View file

@ -420,23 +420,16 @@ void sfz::Voice::fillWithData(AudioSpan<float> buffer) noexcept
auto leftSource = source.getChannel(0);
if (source.getNumChannels() == 1) {
while (ind < indices.end()) {
*left = leftSource[*ind] * (*leftCoeff) + leftSource[*ind + 1] * (*rightCoeff);
left++;
ind++;
leftCoeff++;
rightCoeff++;
*left = linearInterpolation(leftSource[*ind], leftSource[*ind + 1], *leftCoeff, *rightCoeff);
incrementAll(ind, left, leftCoeff, rightCoeff);
}
} else {
auto right = buffer.getChannel(1);
auto rightSource = source.getChannel(1);
while (ind < indices.end()) {
*left = leftSource[*ind] * (*leftCoeff) + leftSource[*ind + 1] * (*rightCoeff);
*right = rightSource[*ind] * (*leftCoeff) + rightSource[*ind + 1] * (*rightCoeff);
left++;
right++;
ind++;
leftCoeff++;
rightCoeff++;
*left = linearInterpolation(leftSource[*ind], leftSource[*ind + 1], *leftCoeff, *rightCoeff);
*right = linearInterpolation(rightSource[*ind], rightSource[*ind + 1], *leftCoeff, *rightCoeff);
incrementAll(ind, left, right, leftCoeff, rightCoeff);
}
}