53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
#ifndef SIGNALSMITH_DSP_COMMON_H
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#define SIGNALSMITH_DSP_COMMON_H
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#if defined(__FAST_MATH__) && (__apple_build_version__ >= 16000000) && (__apple_build_version__ <= 16000099)
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# error Apple Clang 16.0.0 is broken, and generates completely incorrect code for some SIMD operations. -ffast-math makes it worse, so if you HAVE to use this version of Clang, you can't enable -ffast-math.
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#endif
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#ifndef M_PI
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#define M_PI 3.14159265358979323846264338327950288
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#endif
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// C++11 doesn't have full auto return types, but this is enough
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#ifndef SIGNALSMITH_AUTO_RETURN
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# define SIGNALSMITH_AUTO_RETURN(signature, expr) auto signature -> decltype(expr) {return expr;}
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#endif
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namespace signalsmith {
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/** @defgroup Common Common
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@brief Definitions and helper classes used by the rest of the library
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@{
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@file
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*/
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#define SIGNALSMITH_DSP_VERSION_MAJOR 1
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#define SIGNALSMITH_DSP_VERSION_MINOR 6
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#define SIGNALSMITH_DSP_VERSION_PATCH 0
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#define SIGNALSMITH_DSP_VERSION_STRING "1.6.0"
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/** Version compatability check.
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\code{.cpp}
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static_assert(signalsmith::version(1, 4, 1), "version check");
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\endcode
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... or use the equivalent `SIGNALSMITH_DSP_VERSION_CHECK`.
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Major versions are not compatible with each other. Minor and patch versions are backwards-compatible.
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*/
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constexpr bool versionCheck(int major, int minor, int patch=0) {
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return major == SIGNALSMITH_DSP_VERSION_MAJOR
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&& (SIGNALSMITH_DSP_VERSION_MINOR > minor
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|| (SIGNALSMITH_DSP_VERSION_MINOR == minor && SIGNALSMITH_DSP_VERSION_PATCH >= patch));
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}
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/// Check the library version is compatible (semver).
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#define SIGNALSMITH_DSP_VERSION_CHECK(major, minor, patch) \
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static_assert(::signalsmith::versionCheck(major, minor, patch), "signalsmith library version is " SIGNALSMITH_DSP_VERSION_STRING);
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/** @} */
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} // signalsmith::
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#else
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// If we've already included it, check it's the same version
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static_assert(SIGNALSMITH_DSP_VERSION_MAJOR == 1 && SIGNALSMITH_DSP_VERSION_MINOR == 6 && SIGNALSMITH_DSP_VERSION_PATCH == 0, "multiple versions of the Signalsmith DSP library");
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#endif // include guard
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