zmusic/thirdparty/opnmidi/chips/opn_chip_family.h
Wohlstand faa997b986 Updated libOPNMIDI to 1.5.1
Changelog:
 * Added an ability to disable the automatical arpeggio
 * Updated the GENS chip emulator from the 2.10 into GS/II (thanks to @freq-mod for the help)
 * Added an ability to set number of loops
 * Added an ability to disable/enable playing of selected MIDI channels
 * Fixed memory damages and crashes while playing XMI files
 * Added the chip channels allocation mode option
 * Fixed the playback of multi-song XMI files
 * Added an ability to switch the XMI song on the fly

And also:
 * Fixed the work on big endian processors
 * Fixed ARM64 build on some platforms
 * Improved support of the EA-MUS files (Thanks to [dashodanger](https://github.com/dashodanger))
 * Fixed crash on attempt to change the volume of a blank note
2023-01-02 08:11:31 +01:00

84 lines
1.9 KiB
C++

/*
* Interfaces over Yamaha OPN2 (YM2612) chip emulators
*
* Copyright (c) 2017-2022 Vitaly Novichkov (Wohlstand)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef OPN_CHIP_FAMILY_H
#define OPN_CHIP_FAMILY_H
#include <stdint.h>
#define OPN_FAMILY_EACH(F) \
F(OPN2) F(OPNA)
enum OPNFamily
{
#define Each(x) OPNChip_##x,
OPN_FAMILY_EACH(Each)
#undef Each
OPNChip_Count
};
template <OPNFamily F>
struct OPNFamilyTraits;
template <>
struct OPNFamilyTraits<OPNChip_OPN2>
{
enum
{
nativeRate = 53267,
nativeClockRate = 7670454
};
};
template <>
struct OPNFamilyTraits<OPNChip_OPNA>
{
enum
{
nativeRate = 55466,
nativeClockRate = 7987200
};
};
inline uint32_t opn2_getNativeRate(OPNFamily f)
{
switch(f)
{
default:
#define Each(x) case OPNChip_##x: \
return OPNFamilyTraits<OPNChip_##x>::nativeRate;
OPN_FAMILY_EACH(Each)
#undef Each
}
}
inline uint32_t opn2_getNativeClockRate(OPNFamily f)
{
switch(f)
{
default:
#define Each(x) case OPNChip_##x: \
return OPNFamilyTraits<OPNChip_##x>::nativeClockRate;
OPN_FAMILY_EACH(Each)
#undef Each
}
}
#endif // OPN_CHIP_FAMILY_H