Lines Matching refs:j
69 u32 i, j; in MATHi_FFT() local
80 j = rev >> shift; // Logical shift in MATHi_FFT()
81 if (i < j) in MATHi_FFT()
84 SWAP_FX32(data[i], data[j]); in MATHi_FFT()
85 SWAP_FX32(data[i + 1], data[j + 1]); in MATHi_FFT()
115 u32 j = i + div; in MATHi_FFT() local
122 yr = data[j]; in MATHi_FFT()
123 yi = data[j + 1]; in MATHi_FFT()
126 data[j] = xr - yr; in MATHi_FFT()
127 data[j + 1] = xi - yi; in MATHi_FFT()
153 u32 j = i + div; in MATHi_FFT() local
157 xr = data[j]; in MATHi_FFT()
158 xi = data[j + 1]; in MATHi_FFT()
172 data[j] = xr - yr; in MATHi_FFT()
173 data[j + 1] = xi - yi; in MATHi_FFT()
183 u32 j = i + div; in MATHi_FFT() local
190 yr = data[j]; in MATHi_FFT()
191 yi = data[j + 1]; in MATHi_FFT()
198 data[j] = xr - yi; in MATHi_FFT()
199 data[j + 1] = xi + yr; in MATHi_FFT()
221 u32 i, j; in MATHi_IFFT() local
232 j = rev >> shift; // Logical shift in MATHi_IFFT()
233 if (i < j) in MATHi_IFFT()
236 SWAP_FX32(data[i], data[j]); in MATHi_IFFT()
237 SWAP_FX32(data[i + 1], data[j + 1]); in MATHi_IFFT()
267 u32 j = i + div; in MATHi_IFFT() local
274 yr = data[j]; in MATHi_IFFT()
275 yi = data[j + 1]; in MATHi_IFFT()
278 data[j] = xr - yr; in MATHi_IFFT()
279 data[j + 1] = xi - yi; in MATHi_IFFT()
301 u32 j = i + div; in MATHi_IFFT() local
305 xr = data[j]; in MATHi_IFFT()
306 xi = data[j + 1]; in MATHi_IFFT()
320 data[j] = xr - yr; in MATHi_IFFT()
321 data[j + 1] = xi - yi; in MATHi_IFFT()
331 u32 j = i + div; in MATHi_IFFT() local
338 yr = data[j]; in MATHi_IFFT()
339 yi = data[j + 1]; in MATHi_IFFT()
342 data[j] = xr + yi; in MATHi_IFFT()
343 data[j + 1] = xi - yr; in MATHi_IFFT()
354 u32 i, j;
365 j = rev >> shift; // Logical shift
366 if (i < j)
369 SWAP_FX32(data[i], data[j]);
370 SWAP_FX32(data[i + 1], data[j + 1]);
399 u32 j = i + div;
405 yr = data[j];
406 yi = data[j + 1];
409 data[j] = xr - yr;
410 data[j + 1] = xi - yi;
429 u32 j = ik + div;
433 xr = data[j];
434 xi = data[j + 1];
448 data[j] = xr - yr;
449 data[j + 1] = xi - yi;
516 u32 i, j, k; in MATH_FFTReal() local
528 j = n - i; // == (n/2-k)*2 in MATH_FFTReal()
537 d2r = data[j]; in MATH_FFTReal()
538 d2i = data[j + 1]; in MATH_FFTReal()
555 data[j] = yr - xr; in MATH_FFTReal()
556 data[j + 1] = -yi + xi; in MATH_FFTReal()
587 u32 i, j, k; in MATH_IFFTReal() local
597 j = n - i; // == (n/2-k)*2 in MATH_IFFTReal()
606 d2r = data[j]; in MATH_IFFTReal()
607 d2i = data[j + 1]; in MATH_IFFTReal()
624 data[j] = yr - xr; in MATH_IFFTReal()
625 data[j + 1] = -yi + xi; in MATH_IFFTReal()
660 u32 i, j, k; in MATHi_DFT() local
665 for(j=0;j<n;j++) in MATHi_DFT()
667 ret[j * 2] = 0; in MATHi_DFT()
668 ret[j * 2 + 1] = 0; in MATHi_DFT()
672 rad = j * k; in MATHi_DFT()
692 ret[j * 2] += tr; in MATHi_DFT()
693 ret[j * 2 + 1] += ti; in MATHi_DFT()
695 if(j == 1) in MATHi_DFT()