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Diffstat (limited to 'intern/audaspace/FX/AUD_BaseIIRFilterReader.h')
-rw-r--r--intern/audaspace/FX/AUD_BaseIIRFilterReader.h135
1 files changed, 0 insertions, 135 deletions
diff --git a/intern/audaspace/FX/AUD_BaseIIRFilterReader.h b/intern/audaspace/FX/AUD_BaseIIRFilterReader.h
deleted file mode 100644
index fe0a8efce64..00000000000
--- a/intern/audaspace/FX/AUD_BaseIIRFilterReader.h
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * ***** BEGIN GPL LICENSE BLOCK *****
- *
- * Copyright 2009-2011 Jörg Hermann Müller
- *
- * This file is part of AudaSpace.
- *
- * Audaspace 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.
- *
- * AudaSpace 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 Audaspace; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * ***** END GPL LICENSE BLOCK *****
- */
-
-/** \file audaspace/FX/AUD_BaseIIRFilterReader.h
- * \ingroup audfx
- */
-
-
-#ifndef __AUD_BASEIIRFILTERREADER_H__
-#define __AUD_BASEIIRFILTERREADER_H__
-
-#include "AUD_EffectReader.h"
-#include "AUD_Buffer.h"
-
-/**
- * This class is a base class for infinite impulse response filters.
- */
-class AUD_BaseIIRFilterReader : public AUD_EffectReader
-{
-private:
- /**
- * Specs.
- */
- AUD_Specs m_specs;
-
- /**
- * Length of input samples needed.
- */
- int m_xlen;
-
- /**
- * Length of output samples needed.
- */
- int m_ylen;
-
- /**
- * The last in samples array.
- */
- sample_t* m_x;
-
- /**
- * The last out samples array.
- */
- sample_t* m_y;
-
- /**
- * Position of the current input sample in the input array.
- */
- int m_xpos;
-
- /**
- * Position of the current output sample in the output array.
- */
- int m_ypos;
-
- /**
- * Current channel.
- */
- int m_channel;
-
- // hide copy constructor and operator=
- AUD_BaseIIRFilterReader(const AUD_BaseIIRFilterReader&);
- AUD_BaseIIRFilterReader& operator=(const AUD_BaseIIRFilterReader&);
-
-protected:
- /**
- * Creates a new base IIR filter reader.
- * \param reader The reader to read from.
- * \param in The count of past input samples needed.
- * \param out The count of past output samples needed.
- */
- AUD_BaseIIRFilterReader(boost::shared_ptr<AUD_IReader> reader, int in, int out);
-
- void setLengths(int in, int out);
-
-public:
- /**
- * Retrieves the last input samples.
- * \param pos The position, valid are 0 (current) or negative values.
- * \return The sample value.
- */
- inline sample_t x(int pos)
- {
- return m_x[(m_xpos + pos + m_xlen) % m_xlen * m_specs.channels + m_channel];
- }
-
- /**
- * Retrieves the last output samples.
- * \param pos The position, valid are negative values.
- * \return The sample value.
- */
- inline sample_t y(int pos)
- {
- return m_y[(m_ypos + pos + m_ylen) % m_ylen * m_specs.channels + m_channel];
- }
-
- virtual ~AUD_BaseIIRFilterReader();
-
- virtual void read(int& length, bool& eos, sample_t* buffer);
-
- /**
- * Runs the filtering function.
- * \return The current output sample value.
- */
- virtual sample_t filter()=0;
-
- /**
- * Notifies the filter about a sample rate change.
- * \param rate The new sample rate.
- */
- virtual void sampleRateChanged(AUD_SampleRate rate);
-};
-
-#endif //__AUD_BASEIIRFILTERREADER_H__