Lines Matching refs:j
366 int j, nw, nc;
381 for (j = n - 2; j >= 2; j -= 2) {
382 a[j + 1] = a[j] - a[j - 1];
383 a[j] += a[j - 1];
406 for (j = 2; j < n; j += 2) {
407 a[j - 1] = a[j] - a[j + 1];
408 a[j] += a[j + 1];
417 int j, nw, nc;
432 for (j = n - 2; j >= 2; j -= 2) {
433 a[j + 1] = -a[j] - a[j - 1];
434 a[j] -= a[j - 1];
457 for (j = 2; j < n; j += 2) {
458 a[j - 1] = -a[j] - a[j + 1];
459 a[j] -= a[j + 1];
468 int j, k, l, m, mh, nw, nc;
489 for (j = 1; j < mh; j++) {
490 k = m - j;
491 xr = a[j] - a[n - j];
492 xi = a[j] + a[n - j];
495 a[j] = xr;
497 t[j] = xi - yi;
512 for (j = m - 2; j >= 2; j -= 2) {
513 a[2 * j + 1] = a[j] + a[j + 1];
514 a[2 * j - 1] = a[j] - a[j + 1];
530 for (j = 2; j < m; j += 2) {
532 a[k - l] = t[j] - t[j + 1];
533 a[k + l] = t[j] + t[j + 1];
537 for (j = 0; j < mh; j++) {
538 k = m - j;
539 t[j] = t[m + k] - t[m + j];
540 t[k] = t[m + k] + t[m + j];
557 int j, k, l, m, mh, nw, nc;
573 for (j = 1; j < mh; j++) {
574 k = m - j;
575 xr = a[j] + a[n - j];
576 xi = a[j] - a[n - j];
579 a[j] = xr;
581 t[j] = xi + yi;
597 for (j = m - 2; j >= 2; j -= 2) {
598 a[2 * j + 1] = a[j] - a[j + 1];
599 a[2 * j - 1] = -a[j] - a[j + 1];
615 for (j = 2; j < m; j += 2) {
617 a[k - l] = -t[j] - t[j + 1];
618 a[k + l] = t[j] - t[j + 1];
622 for (j = 1; j < mh; j++) {
623 k = m - j;
624 t[j] = t[m + k] + t[m + j];
625 t[k] = t[m + k] - t[m + j];
644 int j, nwh; in makewt() local
657 for (j = 2; j < nwh; j += 2) { in makewt()
658 x = (float)cos(delta * j); in makewt()
659 y = (float)sin(delta * j); in makewt()
660 w[j] = x; in makewt()
661 w[j + 1] = y; in makewt()
662 w[nw - j] = y; in makewt()
663 w[nw - j + 1] = x; in makewt()
673 int j, nch; in makect() local
682 for (j = 1; j < nch; j++) { in makect()
683 c[j] = 0.5f * (float)cos(delta * j); in makect()
684 c[nc - j] = 0.5f * (float)sin(delta * j); in makect()
695 int j, j1, k, k1, l, m, m2; in bitrv2() local
703 for (j = 0; j < m; j++) { in bitrv2()
704 ip[m + j] = ip[j] + l; in bitrv2()
711 for (j = 0; j < k; j++) { in bitrv2()
712 j1 = 2 * j + ip[k]; in bitrv2()
713 k1 = 2 * k + ip[j]; in bitrv2()
766 for (j = 0; j < k; j++) { in bitrv2()
767 j1 = 2 * j + ip[k]; in bitrv2()
768 k1 = 2 * k + ip[j]; in bitrv2()
795 int j, j1, k, k1, l, m, m2; in bitrv2conj() local
803 for (j = 0; j < m; j++) { in bitrv2conj()
804 ip[m + j] = ip[j] + l; in bitrv2conj()
811 for (j = 0; j < k; j++) { in bitrv2conj()
812 j1 = 2 * j + ip[k]; in bitrv2conj()
813 k1 = 2 * k + ip[j]; in bitrv2conj()
872 for (j = 0; j < k; j++) { in bitrv2conj()
873 j1 = 2 * j + ip[k]; in bitrv2conj()
874 k1 = 2 * k + ip[j]; in bitrv2conj()
904 int j, j1, j2, j3, l; in cftfsub() local
917 for (j = 0; j < l; j += 2) { in cftfsub()
918 j1 = j + l; in cftfsub()
921 x0r = a[j] + a[j1]; in cftfsub()
922 x0i = a[j + 1] + a[j1 + 1]; in cftfsub()
923 x1r = a[j] - a[j1]; in cftfsub()
924 x1i = a[j + 1] - a[j1 + 1]; in cftfsub()
929 a[j] = x0r + x2r; in cftfsub()
930 a[j + 1] = x0i + x2i; in cftfsub()
939 for (j = 0; j < l; j += 2) { in cftfsub()
940 j1 = j + l; in cftfsub()
941 x0r = a[j] - a[j1]; in cftfsub()
942 x0i = a[j + 1] - a[j1 + 1]; in cftfsub()
943 a[j] += a[j1]; in cftfsub()
944 a[j + 1] += a[j1 + 1]; in cftfsub()
954 int j, j1, j2, j3, l; in cftbsub() local
967 for (j = 0; j < l; j += 2) { in cftbsub()
968 j1 = j + l; in cftbsub()
971 x0r = a[j] + a[j1]; in cftbsub()
972 x0i = -a[j + 1] - a[j1 + 1]; in cftbsub()
973 x1r = a[j] - a[j1]; in cftbsub()
974 x1i = -a[j + 1] + a[j1 + 1]; in cftbsub()
979 a[j] = x0r + x2r; in cftbsub()
980 a[j + 1] = x0i - x2i; in cftbsub()
989 for (j = 0; j < l; j += 2) { in cftbsub()
990 j1 = j + l; in cftbsub()
991 x0r = a[j] - a[j1]; in cftbsub()
992 x0i = -a[j + 1] + a[j1 + 1]; in cftbsub()
993 a[j] += a[j1]; in cftbsub()
994 a[j + 1] = -a[j + 1] - a[j1 + 1]; in cftbsub()
1004 int j, k1, k2; in cft1st() local
1046 for (j = 16; j < n; j += 16) { in cft1st()
1055 x0r = a[j] + a[j + 2]; in cft1st()
1056 x0i = a[j + 1] + a[j + 3]; in cft1st()
1057 x1r = a[j] - a[j + 2]; in cft1st()
1058 x1i = a[j + 1] - a[j + 3]; in cft1st()
1059 x2r = a[j + 4] + a[j + 6]; in cft1st()
1060 x2i = a[j + 5] + a[j + 7]; in cft1st()
1061 x3r = a[j + 4] - a[j + 6]; in cft1st()
1062 x3i = a[j + 5] - a[j + 7]; in cft1st()
1063 a[j] = x0r + x2r; in cft1st()
1064 a[j + 1] = x0i + x2i; in cft1st()
1067 a[j + 4] = wk2r * x0r - wk2i * x0i; in cft1st()
1068 a[j + 5] = wk2r * x0i + wk2i * x0r; in cft1st()
1071 a[j + 2] = wk1r * x0r - wk1i * x0i; in cft1st()
1072 a[j + 3] = wk1r * x0i + wk1i * x0r; in cft1st()
1075 a[j + 6] = wk3r * x0r - wk3i * x0i; in cft1st()
1076 a[j + 7] = wk3r * x0i + wk3i * x0r; in cft1st()
1081 x0r = a[j + 8] + a[j + 10]; in cft1st()
1082 x0i = a[j + 9] + a[j + 11]; in cft1st()
1083 x1r = a[j + 8] - a[j + 10]; in cft1st()
1084 x1i = a[j + 9] - a[j + 11]; in cft1st()
1085 x2r = a[j + 12] + a[j + 14]; in cft1st()
1086 x2i = a[j + 13] + a[j + 15]; in cft1st()
1087 x3r = a[j + 12] - a[j + 14]; in cft1st()
1088 x3i = a[j + 13] - a[j + 15]; in cft1st()
1089 a[j + 8] = x0r + x2r; in cft1st()
1090 a[j + 9] = x0i + x2i; in cft1st()
1093 a[j + 12] = -wk2i * x0r - wk2r * x0i; in cft1st()
1094 a[j + 13] = -wk2i * x0i + wk2r * x0r; in cft1st()
1097 a[j + 10] = wk1r * x0r - wk1i * x0i; in cft1st()
1098 a[j + 11] = wk1r * x0i + wk1i * x0r; in cft1st()
1101 a[j + 14] = wk3r * x0r - wk3i * x0i; in cft1st()
1102 a[j + 15] = wk3r * x0i + wk3i * x0r; in cft1st()
1109 int j, j1, j2, j3, k, k1, k2, m, m2; in cftmdl() local
1114 for (j = 0; j < l; j += 2) { in cftmdl()
1115 j1 = j + l; in cftmdl()
1118 x0r = a[j] + a[j1]; in cftmdl()
1119 x0i = a[j + 1] + a[j1 + 1]; in cftmdl()
1120 x1r = a[j] - a[j1]; in cftmdl()
1121 x1i = a[j + 1] - a[j1 + 1]; in cftmdl()
1126 a[j] = x0r + x2r; in cftmdl()
1127 a[j + 1] = x0i + x2i; in cftmdl()
1136 for (j = m; j < l + m; j += 2) { in cftmdl()
1137 j1 = j + l; in cftmdl()
1140 x0r = a[j] + a[j1]; in cftmdl()
1141 x0i = a[j + 1] + a[j1 + 1]; in cftmdl()
1142 x1r = a[j] - a[j1]; in cftmdl()
1143 x1i = a[j + 1] - a[j1 + 1]; in cftmdl()
1148 a[j] = x0r + x2r; in cftmdl()
1149 a[j + 1] = x0i + x2i; in cftmdl()
1172 for (j = k; j < l + k; j += 2) { in cftmdl()
1173 j1 = j + l; in cftmdl()
1176 x0r = a[j] + a[j1]; in cftmdl()
1177 x0i = a[j + 1] + a[j1 + 1]; in cftmdl()
1178 x1r = a[j] - a[j1]; in cftmdl()
1179 x1i = a[j + 1] - a[j1 + 1]; in cftmdl()
1184 a[j] = x0r + x2r; in cftmdl()
1185 a[j + 1] = x0i + x2i; in cftmdl()
1203 for (j = k + m; j < l + (k + m); j += 2) { in cftmdl()
1204 j1 = j + l; in cftmdl()
1207 x0r = a[j] + a[j1]; in cftmdl()
1208 x0i = a[j + 1] + a[j1 + 1]; in cftmdl()
1209 x1r = a[j] - a[j1]; in cftmdl()
1210 x1i = a[j + 1] - a[j1 + 1]; in cftmdl()
1215 a[j] = x0r + x2r; in cftmdl()
1216 a[j + 1] = x0i + x2i; in cftmdl()
1236 int j, k, kk, ks, m; in rftfsub() local
1242 for (j = 2; j < m; j += 2) { in rftfsub()
1243 k = n - j; in rftfsub()
1247 xr = a[j] - a[k]; in rftfsub()
1248 xi = a[j + 1] + a[k + 1]; in rftfsub()
1251 a[j] -= yr; in rftfsub()
1252 a[j + 1] -= yi; in rftfsub()
1261 int j, k, kk, ks, m; in rftbsub() local
1268 for (j = 2; j < m; j += 2) { in rftbsub()
1269 k = n - j; in rftbsub()
1273 xr = a[j] - a[k]; in rftbsub()
1274 xi = a[j + 1] + a[k + 1]; in rftbsub()
1277 a[j] -= yr; in rftbsub()
1278 a[j + 1] = yi - a[j + 1]; in rftbsub()
1288 int j, k, kk, ks, m;
1294 for (j = 1; j < m; j++) {
1295 k = n - j;
1299 xr = wki * a[j] - wkr * a[k];
1300 a[j] = wkr * a[j] + wki * a[k];
1309 int j, k, kk, ks, m;
1315 for (j = 1; j < m; j++) {
1316 k = n - j;
1320 xr = wki * a[k] - wkr * a[j];
1321 a[k] = wkr * a[k] + wki * a[j];
1322 a[j] = xr;