| /* |
| * R : A Computer Language for Statistical Data Analysis |
| * Copyright (C) 1998--2014 The R Core Team. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, a copy is available at |
| * https://www.R-project.org/Licenses/ |
| */ |
| |
| #ifndef R_DUPLICATE_H |
| #define R_DUPLICATE_H |
| |
| /* |
| FILL_MATRIX_ITERATE |
| Iterator macro to fill a matrix from a vector with re-use of vector |
| |
| for(R_xlen_t i = 0; i < srows; i++) { |
| R_xlen_t sidx = i; |
| for(R_xlen_t j = 0; j < cols; j++, sidx += srows) { |
| if (sidx >= nsrc) sidx -= nsrc; |
| didx = dstart + i + (j * drows); |
| ... "dst[didx] = src[sidx]" |
| } |
| } |
| */ |
| |
| #define FILL_MATRIX_ITERATE(dstart, drows, srows, cols, nsrc) \ |
| for(R_xlen_t i = 0, sidx = 0; i < srows; i++, sidx = i) \ |
| for(R_xlen_t j = 0, didx = dstart + i; j < cols; \ |
| j++, \ |
| sidx += srows, \ |
| (sidx >= nsrc) ? sidx -= nsrc : 0, \ |
| didx += drows) |
| |
| void xcopyComplexWithRecycle(Rcomplex *dst, Rcomplex *src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyIntegerWithRecycle(int *dst, int *src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyLogicalWithRecycle(int *dst, int *src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyRawWithRecycle(Rbyte *dst, Rbyte *src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyRealWithRecycle(double *dst, double *src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyStringWithRecycle(SEXP dst, SEXP src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| void xcopyVectorWithRecycle(SEXP dst, SEXP src, R_xlen_t dstart, R_xlen_t n, R_xlen_t nsrc); |
| |
| void xfillComplexMatrixWithRecycle(Rcomplex *dst, Rcomplex *src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillIntegerMatrixWithRecycle(int *dst, int *src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillLogicalMatrixWithRecycle(int *dst, int *src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillRawMatrixWithRecycle(Rbyte *dst, Rbyte *src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillRealMatrixWithRecycle(double *dst, double *src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillStringMatrixWithRecycle(SEXP dst, SEXP src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| void xfillVectorMatrixWithRecycle(SEXP dst, SEXP src, R_xlen_t dstart, R_xlen_t drows, R_xlen_t srows, R_xlen_t cols, R_xlen_t nsrc); |
| |
| #define FILL_MATRIX_BYROW_ITERATE(dstart, drows, dcols, nsrc) \ |
| for(R_xlen_t i = 0, sidx = 0; i < drows; i++) \ |
| for(R_xlen_t j = 0, didx = dstart + i; j < dcols; \ |
| j++, \ |
| sidx++, \ |
| (sidx >= nsrc) ? sidx -= nsrc : 0, \ |
| didx += drows) |
| |
| |
| #endif /* R_DUPLICATE_H */ |