2014-05-18 16:52:39 +01:00
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_NCO_H
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#define INCLUDE_NCO_H
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#include "dsp/dsptypes.h"
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#include "util/export.h"
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2015-08-30 01:26:51 +02:00
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class SDRANGEL_API NCO {
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2014-05-18 16:52:39 +01:00
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private:
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enum {
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TableSize = (1 << 12),
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};
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static Real m_table[TableSize];
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static bool m_tableInitialized;
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static void initTable();
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int m_phaseIncrement;
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int m_phase;
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public:
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NCO();
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void setFreq(Real freq, Real sampleRate);
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Real next();
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Complex nextIQ();
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};
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#endif // INCLUDE_NCO_H
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