diff options
| -rw-r--r-- | src/Filters.cpp | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/src/Filters.cpp b/src/Filters.cpp index c13aa6b..e756052 100644 --- a/src/Filters.cpp +++ b/src/Filters.cpp @@ -65,7 +65,7 @@ float *genFilter(const SFilterConfig &_cfg, int j = i; if (2*j > _iFFTRealDetectorCount) j = _iFFTRealDetectorCount - j; - float f = M_PI * j; + float f = PI * j; pfData[2*i] = -1 / (f*f); } else { pfData[2*i] = 0.0f; @@ -86,7 +86,7 @@ float *genFilter(const SFilterConfig &_cfg, float fRelIndex = (float)iDetectorIndex / (float)_iFFTRealDetectorCount; pfFilt[iDetectorIndex] = 2.0f * pfData[2*iDetectorIndex]; - pfW[iDetectorIndex] = M_PI * 2.0f * fRelIndex; + pfW[iDetectorIndex] = PI * 2.0f * fRelIndex; } switch(_cfg.m_eType) @@ -155,7 +155,7 @@ float *genFilter(const SFilterConfig &_cfg, else { float fEnum = fAbsSmallN - fEnumTerm; - float fCosInput = M_PI * fEnum / fDenom; + float fCosInput = PI * fEnum / fDenom; fStoredValue = 0.5f * (1.0f + cosf(fCosInput)); } @@ -172,7 +172,7 @@ float *genFilter(const SFilterConfig &_cfg, { float fSmallN = (float)iDetectorIndex; float fX = 2.0f * fSmallN / fDenum - 1.0f; - float fSinInput = M_PI * fX; + float fSinInput = PI * fX; float fStoredValue = 0.0f; if(fabsf(fSinInput) > 0.001f) @@ -237,7 +237,7 @@ float *genFilter(const SFilterConfig &_cfg, float fSmallN = (float)iDetectorIndex; float fAbsInput = fSmallN / fNMinusOne - 0.5f; float fFirstTerm = fA1 * fabsf(fAbsInput); - float fCosInput = 2.0f * M_PI * fSmallN / fNMinusOne; + float fCosInput = 2.0f * PI * fSmallN / fNMinusOne; float fSecondTerm = fA2 * cosf(fCosInput); float fStoredValue = fA0 - fFirstTerm - fSecondTerm; @@ -258,8 +258,8 @@ float *genFilter(const SFilterConfig &_cfg, for(int iDetectorIndex = 1; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fSmallN = (float)iDetectorIndex; - float fCosInput1 = 2.0f * M_PI * 0.5f * fSmallN / fNMinusOne; - float fCosInput2 = 4.0f * M_PI * 0.5f * fSmallN / fNMinusOne; + float fCosInput1 = 2.0f * PI * 0.5f * fSmallN / fNMinusOne; + float fCosInput2 = 4.0f * PI * 0.5f * fSmallN / fNMinusOne; float fStoredValue = fA0 - fA1 * cosf(fCosInput1) + fA2 * cosf(fCosInput2); pfFilt[iDetectorIndex] *= fStoredValue; @@ -278,7 +278,7 @@ float *genFilter(const SFilterConfig &_cfg, for(int iDetectorIndex = 1; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fSmallN = (float)iDetectorIndex; - float fBaseCosInput = M_PI * fSmallN / fNMinusOne; + float fBaseCosInput = PI * fSmallN / fNMinusOne; float fFirstTerm = fA1 * cosf(2.0f * fBaseCosInput); float fSecondTerm = fA2 * cosf(4.0f * fBaseCosInput); float fThirdTerm = fA3 * cosf(6.0f * fBaseCosInput); @@ -300,7 +300,7 @@ float *genFilter(const SFilterConfig &_cfg, for(int iDetectorIndex = 1; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fSmallN = (float)iDetectorIndex; - float fBaseCosInput = M_PI * fSmallN / fNMinusOne; + float fBaseCosInput = PI * fSmallN / fNMinusOne; float fFirstTerm = fA1 * cosf(2.0f * fBaseCosInput); float fSecondTerm = fA2 * cosf(4.0f * fBaseCosInput); float fThirdTerm = fA3 * cosf(6.0f * fBaseCosInput); @@ -322,7 +322,7 @@ float *genFilter(const SFilterConfig &_cfg, for(int iDetectorIndex = 1; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fSmallN = (float)iDetectorIndex; - float fBaseCosInput = M_PI * fSmallN / fNMinusOne; + float fBaseCosInput = PI * fSmallN / fNMinusOne; float fFirstTerm = fA1 * cosf(2.0f * fBaseCosInput); float fSecondTerm = fA2 * cosf(4.0f * fBaseCosInput); float fThirdTerm = fA3 * cosf(6.0f * fBaseCosInput); @@ -345,7 +345,7 @@ float *genFilter(const SFilterConfig &_cfg, for(int iDetectorIndex = 1; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fSmallN = (float)iDetectorIndex; - float fBaseCosInput = M_PI * fSmallN / fNMinusOne; + float fBaseCosInput = PI * fSmallN / fNMinusOne; float fFirstTerm = fA1 * cosf(2.0f * fBaseCosInput); float fSecondTerm = fA2 * cosf(4.0f * fBaseCosInput); float fThirdTerm = fA3 * cosf(6.0f * fBaseCosInput); @@ -361,7 +361,7 @@ float *genFilter(const SFilterConfig &_cfg, { float fAlpha = _cfg.m_fParameter; if(_cfg.m_fParameter < 0.0f) fAlpha = 3.0f; - float fPiTimesAlpha = M_PI * fAlpha; + float fPiTimesAlpha = PI * fAlpha; float fNMinusOne = (float)(_iFFTFourierDetectorCount - 1); float fDenom = (float)j0((double)fPiTimesAlpha); @@ -409,7 +409,7 @@ float *genFilter(const SFilterConfig &_cfg, } // filt(w>pi*d) = 0; - float fPiTimesD = M_PI * _cfg.m_fD; + float fPiTimesD = PI * _cfg.m_fD; for(int iDetectorIndex = 0; iDetectorIndex < _iFFTFourierDetectorCount; iDetectorIndex++) { float fWValue = pfW[iDetectorIndex]; |