furnace/src/engine/wavetable.h

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/**
* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2023 tildearrow and contributors
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*
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
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#ifndef _WAVETABLE_H
#define _WAVETABLE_H
#include "safeWriter.h"
#include "dataErrors.h"
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struct DivWavetable {
int len, min, max;
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int data[256];
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/**
* save the wavetable to a SafeWriter.
* @param w the SafeWriter in question.
*/
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void putWaveData(SafeWriter* w);
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/**
* read wavetable data in .fuw format.
* @param reader the reader.
* @param version the format version.
* @return a DivDataErrors.
*/
DivDataErrors readWaveData(SafeReader& reader, short version);
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/**
* save this wavetable to a file.
* @param path file path.
* @return whether it was successful.
*/
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bool save(const char* path);
/**
* save this wavetable to a file in .dmw format.
* @param path file path.
* @return whether it was successful.
*/
bool saveDMW(const char* path);
/**
* save this wavetable to a file in raw format.
* @param path file path.
* @return whether it was successful.
*/
bool saveRaw(const char* path);
DivWavetable():
len(32),
min(0),
max(31) {
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for (int i=0; i<256; i++) {
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data[i]=i;
}
}
};
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#endif