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author | David Doukhan <rudk@users.sourceforge.net> | 2011-02-07 13:09:27 +0000 |
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committer | David Doukhan <rudk@users.sourceforge.net> | 2011-02-07 13:09:27 +0000 |
commit | 45dfb5debd4a0d0bc79ad8b6691576e8462d1396 (patch) | |
tree | 7b4d1736586da6ac25a87d5135a357bab291648e /src/riff.cpp | |
parent | d69fd2f6b4cbbc538113e107c5d52a5d27d197bd (diff) |
cw_binaural~ code and examples!
Makefile still missing
svn path=/trunk/externals/ddoukhan/cw_binaural~/; revision=14855
Diffstat (limited to 'src/riff.cpp')
-rw-r--r-- | src/riff.cpp | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/riff.cpp b/src/riff.cpp new file mode 100644 index 0000000..80bc87b --- /dev/null +++ b/src/riff.cpp @@ -0,0 +1,60 @@ +/* + cw_binaural~: a binaural synthesis external for pure data + by David Doukhan - david.doukhan@gmail.com - http://www.limsi.fr/Individu/doukhan + and Anne Sedes - sedes.anne@gmail.com + Copyright (C) 2009-2011 David Doukhan and Anne Sedes + + For more details, see CW_binaural~, a binaural synthesis external for Pure Data + David Doukhan and Anne Sedes, PDCON09 + + + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ + +#include "riff.hpp" + + +Riff::Riff(int size): GenericRiff(size) +{ + _fifo = new float[size]; + _fifo_id = size-1; + for (int i = 0; i < size; ++i) + _fifo[i] = 0; +} + +Riff::~Riff() +{ + + delete [] _fifo; +} + +void Riff::process(float* input, float* output, int n) +{ + int i,j; + float* curcoeff; + + for (i = 0; i < n; ++i) + { + float out = 0; + _fifo[_fifo_id] = input[i]; + + for (j = _fifo_id, curcoeff = _coeffs; j < _size; ++j, ++curcoeff) + out += _fifo[j] * *curcoeff; + for (j = 0; j < _fifo_id; ++j, ++curcoeff) + out += _fifo[j] * *curcoeff; + + output[i] = out; + _fifo_id = _fifo_id ? _fifo_id - 1 : _size - 1; + } +} |