diff options
| author | Thomas Grill <xovo@users.sourceforge.net> | 2003-01-20 10:17:54 +0000 |
|---|---|---|
| committer | Thomas Grill <xovo@users.sourceforge.net> | 2003-01-20 10:17:54 +0000 |
| commit | f734613d6fac0f1f4b5f0f6a1afbad4436e90863 (patch) | |
| tree | 757ddf3259e5704086e61ca3955e3ca2977cd146 /externals/grill/fftease/src/fft.c | |
| parent | debbd7dd11ed535baa150e254a27f582e46a7339 (diff) | |
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svn path=/trunk/; revision=348
Diffstat (limited to 'externals/grill/fftease/src/fft.c')
| -rw-r--r-- | externals/grill/fftease/src/fft.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/externals/grill/fftease/src/fft.c b/externals/grill/fftease/src/fft.c index 4cd31199..844cddd5 100644 --- a/externals/grill/fftease/src/fft.c +++ b/externals/grill/fftease/src/fft.c @@ -12,7 +12,7 @@ bitreverse( float *x, int N ); static float sqr(float x) { return x*x; } -void rfft( float *x, int N, int forward ) +void pv_rfft( float *x, int N, int forward ) { float c1,c2, h1r,h1i, @@ -37,7 +37,7 @@ void rfft( float *x, int N, int forward ) c1 = 0.5; if ( forward ) { c2 = -0.5; - cfft( x, N, forward ); + pv_cfft( x, N, forward ); xr = x[0]; xi = x[1]; } else { @@ -80,7 +80,7 @@ void rfft( float *x, int N, int forward ) if ( forward ) x[1] = xr; else - cfft( x, N, forward ); + pv_cfft( x, N, forward ); } /* cfft replaces float array x containing NC complex values @@ -90,7 +90,7 @@ void rfft( float *x, int N, int forward ) recursive Fast Fourier transform method due to Danielson and Lanczos. NC MUST be a power of 2. */ -void cfft( float *x, int NC, int forward ) +void pv_cfft( float *x, int NC, int forward ) { float wr,wi, wpr,wpi, |