mirror of
https://github.com/ZDoom/gzdoom-gles.git
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80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
/*
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* Interfaces over Yamaha OPL3 (YMF262) chip emulators
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*
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* Copyright (c) 2017-2020 Vitaly Novichkov (Wohlstand)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "nuked_opl3.h"
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#include "nuked/nukedopl3.h"
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#include <cstring>
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NukedOPL3::NukedOPL3() :
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OPLChipBaseT()
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{
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m_chip = new opl3_chip;
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setRate(m_rate);
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}
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NukedOPL3::~NukedOPL3()
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{
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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delete chip_r;
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}
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void NukedOPL3::setRate(uint32_t rate)
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{
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OPLChipBaseT::setRate(rate);
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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std::memset(chip_r, 0, sizeof(opl3_chip));
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OPL3_Reset(chip_r, rate);
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}
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void NukedOPL3::reset()
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{
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OPLChipBaseT::reset();
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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std::memset(chip_r, 0, sizeof(opl3_chip));
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OPL3_Reset(chip_r, m_rate);
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}
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void NukedOPL3::writeReg(uint16_t addr, uint8_t data)
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{
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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OPL3_WriteRegBuffered(chip_r, addr, data);
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}
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void NukedOPL3::writePan(uint16_t addr, uint8_t data)
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{
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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OPL3_WritePan(chip_r, addr, data);
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}
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void NukedOPL3::nativeGenerate(int16_t *frame)
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{
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opl3_chip *chip_r = reinterpret_cast<opl3_chip*>(m_chip);
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OPL3_Generate(chip_r, frame);
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}
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const char *NukedOPL3::emulatorName()
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{
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return "Nuked OPL3 (v 1.8)";
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}
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OPLChipBase::ChipType NukedOPL3::chipType()
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{
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return CHIPTYPE_OPL3;
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}
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