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/* SPDX-License-Identifier: BSD-3-Clause */
/* SPDX-FileCopyrightText: OpenMPT Project Developers and Contributors */
#pragma once
#include "openmpt/all/BuildSettings.hpp"
#include "mpt/base/macros.hpp"
#include "openmpt/soundbase/MixSample.hpp"
#include "openmpt/soundbase/SampleConvert.hpp"
#include "openmpt/soundbase/SampleConvertFixedPoint.hpp"
OPENMPT_NAMESPACE_BEGIN
template <typename Tdst, typename Tsrc>
struct ConvertMixSample;
template <>
struct ConvertMixSample<MixSampleInt, MixSampleInt>
{
MPT_FORCEINLINE MixSampleInt conv(MixSampleInt src)
{
return src;
}
};
template <>
struct ConvertMixSample<MixSampleFloat, MixSampleFloat>
{
MPT_FORCEINLINE MixSampleFloat conv(MixSampleFloat src)
{
return src;
}
};
template <typename Tsrc>
struct ConvertMixSample<MixSampleInt, Tsrc>
{
MPT_FORCEINLINE MixSampleInt conv(Tsrc src)
{
return SC::ConvertToFixedPoint<MixSampleInt, Tsrc, MixSampleIntTraits::mix_fractional_bits>{}(src);
}
};
template <typename Tdst>
struct ConvertMixSample<Tdst, MixSampleInt>
{
MPT_FORCEINLINE Tdst conv(MixSampleInt src)
{
return SC::ConvertFixedPoint<Tdst, MixSampleInt, MixSampleIntTraits::mix_fractional_bits>{}(src);
}
};
template <typename Tsrc>
struct ConvertMixSample<MixSampleFloat, Tsrc>
{
MPT_FORCEINLINE MixSampleFloat conv(Tsrc src)
{
return SC::Convert<MixSampleFloat, Tsrc>{}(src);
}
};
template <typename Tdst>
struct ConvertMixSample<Tdst, MixSampleFloat>
{
MPT_FORCEINLINE Tdst conv(MixSampleFloat src)
{
return SC::Convert<Tdst, MixSampleFloat>{}(src);
}
};
template <>
struct ConvertMixSample<MixSampleInt, MixSampleFloat>
{
MPT_FORCEINLINE MixSampleInt conv(MixSampleFloat src)
{
return SC::ConvertToFixedPoint<MixSampleInt, MixSampleFloat, MixSampleIntTraits::mix_fractional_bits>{}(src);
}
};
template <>
struct ConvertMixSample<MixSampleFloat, MixSampleInt>
{
MPT_FORCEINLINE MixSampleFloat conv(MixSampleInt src)
{
return SC::ConvertFixedPoint<MixSampleFloat, MixSampleInt, MixSampleIntTraits::mix_fractional_bits>{}(src);
}
};
template <typename Tdst, typename Tsrc>
MPT_FORCEINLINE Tdst mix_sample_cast(Tsrc src)
{
return ConvertMixSample<Tdst, Tsrc>{}.conv(src);
}
OPENMPT_NAMESPACE_END
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