101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
/*
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* File: rt_nonfinite.c
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*
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* MATLAB Coder version : 3.3
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* C/C++ source code generated on : 06-Sep-2017 14:43:17
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*/
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/*
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* Abstract:
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* MATLAB for code generation function to initialize non-finites,
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* (Inf, NaN and -Inf).
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*/
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#include "rt_nonfinite.h"
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#include "rtGetNaN.h"
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#include "rtGetInf.h"
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real_T rtInf;
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real_T rtMinusInf;
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real_T rtNaN;
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real32_T rtInfF;
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real32_T rtMinusInfF;
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real32_T rtNaNF;
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/* Function: rt_InitInfAndNaN ==================================================
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* Abstract:
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* Initialize the rtInf, rtMinusInf, and rtNaN needed by the
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* generated code. NaN is initialized as non-signaling. Assumes IEEE.
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*/
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void rt_InitInfAndNaN(size_t realSize)
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{
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(void) (realSize);
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rtNaN = rtGetNaN();
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rtNaNF = rtGetNaNF();
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rtInf = rtGetInf();
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rtInfF = rtGetInfF();
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rtMinusInf = rtGetMinusInf();
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rtMinusInfF = rtGetMinusInfF();
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}
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/* Function: rtIsInf ==================================================
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* Abstract:
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* Test if value is infinite
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*/
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boolean_T rtIsInf(real_T value)
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{
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return ((value==rtInf || value==rtMinusInf) ? 1U : 0U);
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}
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/* Function: rtIsInfF =================================================
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* Abstract:
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* Test if single-precision value is infinite
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*/
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boolean_T rtIsInfF(real32_T value)
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{
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return(((value)==rtInfF || (value)==rtMinusInfF) ? 1U : 0U);
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}
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/* Function: rtIsNaN ==================================================
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* Abstract:
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* Test if value is not a number
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*/
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boolean_T rtIsNaN(real_T value)
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{
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#if defined(_MSC_VER) && (_MSC_VER <= 1200)
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return _isnan(value)? TRUE:FALSE;
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#else
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return (value!=value)? 1U:0U;
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#endif
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}
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/* Function: rtIsNaNF =================================================
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* Abstract:
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* Test if single-precision value is not a number
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*/
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boolean_T rtIsNaNF(real32_T value)
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{
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#if defined(_MSC_VER) && (_MSC_VER <= 1200)
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return _isnan((real_T)value)? true:false;
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#else
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return (value!=value)? 1U:0U;
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#endif
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}
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/*
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* File trailer for rt_nonfinite.c
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*
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* [EOF]
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*/
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