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gzdoom-gles/libraries/zmusic/mididevices/music_fluidsynth_mididevice.cpp
Christoph Oelckers dee8af1902 - made the sound decoding interface DLL friendly and added compile switches to the MIDI players so that different licenses can be uses as compile target. 
# Conflicts:
#	src/sound/backend/i_sound.h

# Conflicts:
#	libraries/zmusic/mididevices/music_timiditypp_mididevice.cpp
2020-01-07 18:22:15 +01:00

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/*
** music_fluidsynth_mididevice.cpp
** Provides access to FluidSynth as a generic MIDI device.
**
**---------------------------------------------------------------------------
** Copyright 2010 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
// HEADER FILES ------------------------------------------------------------
#include <mutex>
#include <stdio.h>
#include <stdlib.h>
#include "zmusic/zmusic_internal.h"
#include "mididevice.h"
#include "zmusic/mus2midi.h"
// FluidSynth implementation of a MIDI device -------------------------------
FluidConfig fluidConfig;
#ifdef HAVE_FLUIDSYNTH
#if !defined DYN_FLUIDSYNTH
#include <fluidsynth.h>
#else
#include "i_module.h"
extern FModule FluidSynthModule;
struct fluid_settings_t;
struct fluid_synth_t;
#endif
class FluidSynthMIDIDevice : public SoftSynthMIDIDevice
{
public:
FluidSynthMIDIDevice(int samplerate, std::vector<std::string> &config, int (*printfunc_)(const char *, ...));
~FluidSynthMIDIDevice();
int OpenRenderer() override;
std::string GetStats() override;
void ChangeSettingInt(const char *setting, int value) override;
void ChangeSettingNum(const char *setting, double value) override;
void ChangeSettingString(const char *setting, const char *value) override;
int GetDeviceType() const override { return MDEV_FLUIDSYNTH; }
protected:
void HandleEvent(int status, int parm1, int parm2) override;
void HandleLongEvent(const uint8_t *data, int len) override;
void ComputeOutput(float *buffer, int len) override;
int LoadPatchSets(const std::vector<std::string>& config);
fluid_settings_t *FluidSettings;
fluid_synth_t *FluidSynth;
int (*printfunc)(const char*, ...);
// Possible results returned by fluid_settings_...() functions
// Initial values are for FluidSynth 2.x
int FluidSettingsResultOk = FLUID_OK;
int FluidSettingsResultFailed = FLUID_FAILED;
#ifdef DYN_FLUIDSYNTH
enum { FLUID_FAILED = -1, FLUID_OK = 0 };
static TReqProc<FluidSynthModule, void (*)(int *, int*, int*)> fluid_version;
static TReqProc<FluidSynthModule, fluid_settings_t *(*)()> new_fluid_settings;
static TReqProc<FluidSynthModule, fluid_synth_t *(*)(fluid_settings_t *)> new_fluid_synth;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *)> delete_fluid_synth;
static TReqProc<FluidSynthModule, void (*)(fluid_settings_t *)> delete_fluid_settings;
static TReqProc<FluidSynthModule, int (*)(fluid_settings_t *, const char *, double)> fluid_settings_setnum;
static TReqProc<FluidSynthModule, int (*)(fluid_settings_t *, const char *, const char *)> fluid_settings_setstr;
static TReqProc<FluidSynthModule, int (*)(fluid_settings_t *, const char *, int)> fluid_settings_setint;
static TReqProc<FluidSynthModule, int (*)(fluid_settings_t *, const char *, int *)> fluid_settings_getint;
static TReqProc<FluidSynthModule, void (*)(fluid_synth_t *, int)> fluid_synth_set_reverb_on;
static TReqProc<FluidSynthModule, void (*)(fluid_synth_t *, int)> fluid_synth_set_chorus_on;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int)> fluid_synth_set_interp_method;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int)> fluid_synth_set_polyphony;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *)> fluid_synth_get_polyphony;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *)> fluid_synth_get_active_voice_count;
static TReqProc<FluidSynthModule, double (*)(fluid_synth_t *)> fluid_synth_get_cpu_load;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *)> fluid_synth_system_reset;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int, int)> fluid_synth_noteon;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int)> fluid_synth_noteoff;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int, int)> fluid_synth_cc;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int)> fluid_synth_program_change;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int)> fluid_synth_channel_pressure;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, int)> fluid_synth_pitch_bend;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, int, void *, int, int, void *, int, int)> fluid_synth_write_float;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, const char *, int)> fluid_synth_sfload;
static TReqProc<FluidSynthModule, void (*)(fluid_synth_t *, double, double, double, double)> fluid_synth_set_reverb;
static TReqProc<FluidSynthModule, void (*)(fluid_synth_t *, int, double, double, double, int)> fluid_synth_set_chorus;
static TReqProc<FluidSynthModule, int (*)(fluid_synth_t *, const char *, int, char *, int *, int *, int)> fluid_synth_sysex;
bool LoadFluidSynth(const char *fluid_lib);
void UnloadFluidSynth();
#endif
};
// MACROS ------------------------------------------------------------------
#ifdef DYN_FLUIDSYNTH
#ifdef _WIN32
#ifndef _M_X64
#define FLUIDSYNTHLIB1 "fluidsynth.dll"
#define FLUIDSYNTHLIB2 "libfluidsynth.dll"
#else
#define FLUIDSYNTHLIB1 "fluidsynth64.dll"
#define FLUIDSYNTHLIB2 "libfluidsynth64.dll"
#endif
#else
#include <dlfcn.h>
#ifdef __APPLE__
#define FLUIDSYNTHLIB1 "libfluidsynth.1.dylib"
#define FLUIDSYNTHLIB2 "libfluidsynth.2.dylib"
#else // !__APPLE__
#define FLUIDSYNTHLIB1 "libfluidsynth.so.1"
#define FLUIDSYNTHLIB2 "libfluidsynth.so.2"
#endif // __APPLE__
#endif
#endif
// TYPES -------------------------------------------------------------------
// EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
const char *BaseFileSearch(const char *file, const char *ext, bool lookfirstinprogdir = false);
// PUBLIC FUNCTION PROTOTYPES ----------------------------------------------
// PRIVATE FUNCTION PROTOTYPES ---------------------------------------------
// EXTERNAL DATA DECLARATIONS ----------------------------------------------
// PRIVATE DATA DEFINITIONS ------------------------------------------------
// PUBLIC DATA DEFINITIONS -------------------------------------------------
// CODE --------------------------------------------------------------------
//==========================================================================
//
// FluidSynthMIDIDevice Constructor
//
//==========================================================================
FluidSynthMIDIDevice::FluidSynthMIDIDevice(int samplerate, std::vector<std::string> &config, int (*printfunc_)(const char*, ...) = nullptr)
: SoftSynthMIDIDevice(samplerate <= 0? fluidConfig.fluid_samplerate : samplerate, 22050, 96000)
{
StreamBlockSize = 4;
printfunc = printfunc_;
FluidSynth = NULL;
FluidSettings = NULL;
#ifdef DYN_FLUIDSYNTH
if (!LoadFluidSynth(fluidConfig.fluid_lib.c_str()))
{
throw std::runtime_error("Failed to load FluidSynth.\n");
}
#endif
int major = 0, minor = 0, micro = 0;
fluid_version(&major, &minor, &micro);
if (major < 2)
{
// FluidSynth 1.x: fluid_settings_...() functions return 1 on success and 0 otherwise
FluidSettingsResultOk = 1;
FluidSettingsResultFailed = 0;
}
FluidSettings = new_fluid_settings();
if (FluidSettings == NULL)
{
throw std::runtime_error("Failed to create FluidSettings.\n");
}
fluid_settings_setnum(FluidSettings, "synth.sample-rate", SampleRate);
fluid_settings_setnum(FluidSettings, "synth.gain", fluidConfig.fluid_gain);
fluid_settings_setint(FluidSettings, "synth.reverb.active", fluidConfig.fluid_reverb);
fluid_settings_setint(FluidSettings, "synth.chorus.active", fluidConfig.fluid_chorus);
fluid_settings_setint(FluidSettings, "synth.polyphony", fluidConfig.fluid_voices);
fluid_settings_setint(FluidSettings, "synth.cpu-cores", fluidConfig.fluid_threads);
FluidSynth = new_fluid_synth(FluidSettings);
if (FluidSynth == NULL)
{
delete_fluid_settings(FluidSettings);
throw std::runtime_error("Failed to create FluidSynth.\n");
}
fluid_synth_set_interp_method(FluidSynth, -1, fluidConfig.fluid_interp);
fluid_synth_set_reverb(FluidSynth, fluidConfig.fluid_reverb_roomsize, fluidConfig.fluid_reverb_damping,
fluidConfig.fluid_reverb_width, fluidConfig.fluid_reverb_level);
fluid_synth_set_chorus(FluidSynth, fluidConfig.fluid_chorus_voices, fluidConfig.fluid_chorus_level,
fluidConfig.fluid_chorus_speed, fluidConfig.fluid_chorus_depth, fluidConfig.fluid_chorus_type);
// try loading a patch set that got specified with $mididevice.
if (LoadPatchSets(config))
{
return;
}
delete_fluid_settings(FluidSettings);
delete_fluid_synth(FluidSynth);
FluidSynth = nullptr;
FluidSettings = nullptr;
throw std::runtime_error("Failed to load any MIDI patches.\n");
}
//==========================================================================
//
// FluidSynthMIDIDevice Destructor
//
//==========================================================================
FluidSynthMIDIDevice::~FluidSynthMIDIDevice()
{
Close();
if (FluidSynth != NULL)
{
delete_fluid_synth(FluidSynth);
}
if (FluidSettings != NULL)
{
delete_fluid_settings(FluidSettings);
}
#ifdef DYN_FLUIDSYNTH
UnloadFluidSynth();
#endif
}
//==========================================================================
//
// FluidSynthMIDIDevice :: Open
//
// Returns 0 on success.
//
//==========================================================================
int FluidSynthMIDIDevice::OpenRenderer()
{
fluid_synth_system_reset(FluidSynth);
return 0;
}
//==========================================================================
//
// FluidSynthMIDIDevice :: HandleEvent
//
// Translates a MIDI event into FluidSynth calls.
//
//==========================================================================
void FluidSynthMIDIDevice::HandleEvent(int status, int parm1, int parm2)
{
int command = status & 0xF0;
int channel = status & 0x0F;
switch (command)
{
case MIDI_NOTEOFF:
fluid_synth_noteoff(FluidSynth, channel, parm1);
break;
case MIDI_NOTEON:
fluid_synth_noteon(FluidSynth, channel, parm1, parm2);
break;
case MIDI_POLYPRESS:
break;
case MIDI_CTRLCHANGE:
fluid_synth_cc(FluidSynth, channel, parm1, parm2);
break;
case MIDI_PRGMCHANGE:
fluid_synth_program_change(FluidSynth, channel, parm1);
break;
case MIDI_CHANPRESS:
fluid_synth_channel_pressure(FluidSynth, channel, parm1);
break;
case MIDI_PITCHBEND:
fluid_synth_pitch_bend(FluidSynth, channel, (parm1 & 0x7f) | ((parm2 & 0x7f) << 7));
break;
}
}
//==========================================================================
//
// FluidSynthMIDIDevice :: HandleLongEvent
//
// Handle SysEx messages.
//
//==========================================================================
void FluidSynthMIDIDevice::HandleLongEvent(const uint8_t *data, int len)
{
if (len > 1 && (data[0] == 0xF0 || data[0] == 0xF7))
{
fluid_synth_sysex(FluidSynth, (const char *)data + 1, len - 1, NULL, NULL, NULL, 0);
}
}
//==========================================================================
//
// FluidSynthMIDIDevice :: ComputeOutput
//
//==========================================================================
void FluidSynthMIDIDevice::ComputeOutput(float *buffer, int len)
{
fluid_synth_write_float(FluidSynth, len,
buffer, 0, 2,
buffer, 1, 2);
}
//==========================================================================
//
// FluidSynthMIDIDevice :: LoadPatchSets
//
//==========================================================================
int FluidSynthMIDIDevice::LoadPatchSets(const std::vector<std::string> &config)
{
int count = 0;
for (auto& file : config)
{
if (FLUID_FAILED != fluid_synth_sfload(FluidSynth, file.c_str(), count == 0))
{
//DPrintf(DMSG_NOTIFY, "Loaded patch set %s.\n", tok);
count++;
}
else
{
if (printfunc) printfunc("Failed to load patch set %s.\n", file.c_str());
}
}
return count;
}
//==========================================================================
//
// FluidSynthMIDIDevice :: ChangeSettingInt
//
// Changes an integer setting.
//
//==========================================================================
void FluidSynthMIDIDevice::ChangeSettingInt(const char *setting, int value)
{
if (FluidSynth == nullptr || FluidSettings == nullptr || strncmp(setting, "fluidsynth.", 11))
{
return;
}
setting += 11;
if (strcmp(setting, "synth.interpolation") == 0)
{
if (FLUID_OK != fluid_synth_set_interp_method(FluidSynth, -1, value))
{
if (printfunc) printfunc("Setting interpolation method %d failed.\n", value);
}
}
else if (strcmp(setting, "synth.polyphony") == 0)
{
if (FLUID_OK != fluid_synth_set_polyphony(FluidSynth, value))
{
if (printfunc) printfunc("Setting polyphony to %d failed.\n", value);
}
}
else if (FluidSettingsResultFailed == fluid_settings_setint(FluidSettings, setting, value))
{
if (printfunc) printfunc("Failed to set %s to %d.\n", setting, value);
}
// fluid_settings_setint succeeded; update these settings in the running synth, too
else if (strcmp(setting, "synth.reverb.active") == 0)
{
fluid_synth_set_reverb_on(FluidSynth, value);
}
else if (strcmp(setting, "synth.chorus.active") == 0)
{
fluid_synth_set_chorus_on(FluidSynth, value);
}
}
//==========================================================================
//
// FluidSynthMIDIDevice :: ChangeSettingNum
//
// Changes a numeric setting.
//
//==========================================================================
void FluidSynthMIDIDevice::ChangeSettingNum(const char *setting, double value)
{
if (FluidSynth == nullptr || FluidSettings == nullptr || strncmp(setting, "fluidsynth.", 11))
{
return;
}
setting += 11;
if (strcmp(setting, "z.reverb") == 0)
{
fluid_synth_set_reverb(FluidSynth, fluidConfig.fluid_reverb_roomsize, fluidConfig.fluid_reverb_damping, fluidConfig.fluid_reverb_width, fluidConfig.fluid_reverb_level);
}
else if (strcmp(setting, "z.chorus") == 0)
{
fluid_synth_set_chorus(FluidSynth, fluidConfig.fluid_chorus_voices, fluidConfig.fluid_chorus_level, fluidConfig.fluid_chorus_speed, fluidConfig.fluid_chorus_depth, fluidConfig.fluid_chorus_type);
}
else if (FluidSettingsResultFailed == fluid_settings_setnum(FluidSettings, setting, value))
{
if (printfunc) printfunc("Failed to set %s to %g.\n", setting, value);
}
}
//==========================================================================
//
// FluidSynthMIDIDevice :: ChangeSettingString
//
// Changes a string setting.
//
//==========================================================================
void FluidSynthMIDIDevice::ChangeSettingString(const char *setting, const char *value)
{
if (FluidSynth == nullptr || FluidSettings == nullptr || strncmp(setting, "fluidsynth.", 11))
{
return;
}
setting += 11;
if (FluidSettingsResultFailed == fluid_settings_setstr(FluidSettings, setting, value))
{
if (printfunc) printfunc("Failed to set %s to %s.\n", setting, value);
}
}
//==========================================================================
//
// FluidSynthMIDIDevice :: GetStats
//
//==========================================================================
std::string FluidSynthMIDIDevice::GetStats()
{
if (FluidSynth == NULL || FluidSettings == NULL)
{
return "FluidSynth is invalid";
}
int polyphony = fluid_synth_get_polyphony(FluidSynth);
int voices = fluid_synth_get_active_voice_count(FluidSynth);
double load = fluid_synth_get_cpu_load(FluidSynth);
int chorus, reverb, maxpoly;
fluid_settings_getint(FluidSettings, "synth.chorus.active", &chorus);
fluid_settings_getint(FluidSettings, "synth.reverb.active", &reverb);
fluid_settings_getint(FluidSettings, "synth.polyphony", &maxpoly);
char out[100];
snprintf(out, 100,"Voices: %3d/%3d(%3d) %6.2f%% CPU Reverb: %3s Chorus: %3s",
voices, polyphony, maxpoly, load, reverb ? "yes" : "no", chorus ? "yes" : "no");
return out;
}
#ifdef DYN_FLUIDSYNTH
//==========================================================================
//
// FluidSynthMIDIDevice :: LoadFluidSynth
//
// Returns true if the FluidSynth library was successfully loaded.
//
//==========================================================================
FModuleMaybe<DYN_FLUIDSYNTH> FluidSynthModule{"FluidSynth"};
#define DYN_FLUID_SYM(x) decltype(FluidSynthMIDIDevice::x) FluidSynthMIDIDevice::x{#x}
DYN_FLUID_SYM(fluid_version);
DYN_FLUID_SYM(new_fluid_settings);
DYN_FLUID_SYM(new_fluid_synth);
DYN_FLUID_SYM(delete_fluid_synth);
DYN_FLUID_SYM(delete_fluid_settings);
DYN_FLUID_SYM(fluid_settings_setnum);
DYN_FLUID_SYM(fluid_settings_setstr);
DYN_FLUID_SYM(fluid_settings_setint);
DYN_FLUID_SYM(fluid_settings_getint);
DYN_FLUID_SYM(fluid_synth_set_reverb_on);
DYN_FLUID_SYM(fluid_synth_set_chorus_on);
DYN_FLUID_SYM(fluid_synth_set_interp_method);
DYN_FLUID_SYM(fluid_synth_set_polyphony);
DYN_FLUID_SYM(fluid_synth_get_polyphony);
DYN_FLUID_SYM(fluid_synth_get_active_voice_count);
DYN_FLUID_SYM(fluid_synth_get_cpu_load);
DYN_FLUID_SYM(fluid_synth_system_reset);
DYN_FLUID_SYM(fluid_synth_noteon);
DYN_FLUID_SYM(fluid_synth_noteoff);
DYN_FLUID_SYM(fluid_synth_cc);
DYN_FLUID_SYM(fluid_synth_program_change);
DYN_FLUID_SYM(fluid_synth_channel_pressure);
DYN_FLUID_SYM(fluid_synth_pitch_bend);
DYN_FLUID_SYM(fluid_synth_write_float);
DYN_FLUID_SYM(fluid_synth_sfload);
DYN_FLUID_SYM(fluid_synth_set_reverb);
DYN_FLUID_SYM(fluid_synth_set_chorus);
DYN_FLUID_SYM(fluid_synth_sysex);
bool FluidSynthMIDIDevice::LoadFluidSynth(const char *fluid_lib)
{
if (fluid_lib && strlen(fluid_lib) > 0)
{
if(!FluidSynthModule.Load({fluid_lib}))
{
const char* libname = fluid_lib;
if (printfunc) printfunc("Could not load %s\n", libname);
}
else
return true;
}
if(!FluidSynthModule.Load({FLUIDSYNTHLIB1, FLUIDSYNTHLIB2}))
{
if (printfunc) printfunc("Could not load " FLUIDSYNTHLIB1 " or " FLUIDSYNTHLIB2 "\n");
return false;
}
return true;
}
//==========================================================================
//
// FluidSynthMIDIDevice :: UnloadFluidSynth
//
//==========================================================================
void FluidSynthMIDIDevice::UnloadFluidSynth()
{
FluidSynthModule.Unload();
}
#endif
//==========================================================================
//
// sndfile
//
//==========================================================================
#ifdef _WIN32
// do this without including windows.h for this one single prototype
extern "C" unsigned __stdcall GetSystemDirectoryA(char* lpBuffer, unsigned uSize);
#endif // _WIN32
void Fluid_SetupConfig(const char* patches, std::vector<std::string> &patch_paths, bool systemfallback)
{
if (*patches == 0) patches = fluidConfig.fluid_patchset.c_str();
//Resolve the paths here, the renderer will only get a final list of file names.
if (musicCallbacks.PathForSoundfont)
{
auto info = musicCallbacks.PathForSoundfont(patches, SF_SF2);
if (info) patches = info;
}
int count;
char* wpatches = strdup(patches);
char* tok;
#ifdef _WIN32
const char* const delim = ";";
#else
const char* const delim = ":";
#endif
if (wpatches != NULL)
{
tok = strtok(wpatches, delim);
count = 0;
while (tok != NULL)
{
std::string path;
#ifdef _WIN32
// If the path does not contain any path separators, automatically
// prepend $PROGDIR to the path.
if (strcspn(tok, ":/\\") == strlen(tok))
{
path = module_progdir + "/" + tok;
}
else
#endif
{
path = tok;
}
if (musicCallbacks.NicePath)
path = musicCallbacks.NicePath(path.c_str());
if (MusicIO::fileExists(path.c_str()))
{
patch_paths.push_back(path);
}
else
{
if (musicCallbacks.Fluid_MessageFunc)
musicCallbacks.Fluid_MessageFunc("Could not find patch set %s.\n", tok);
}
tok = strtok(NULL, delim);
}
free(wpatches);
if (patch_paths.size() > 0) return;
}
if (systemfallback)
{
// The following will only be used if no soundfont at all is provided, i.e. even the standard one coming with GZDoom is missing.
#ifdef __unix__
// This is the standard location on Ubuntu.
Fluid_SetupConfig("/usr/share/sounds/sf2/FluidR3_GS.sf2:/usr/share/sounds/sf2/FluidR3_GM.sf2", patch_paths, false);
#endif
#ifdef _WIN32
// On Windows, look for the 4 megabyte patch set installed by Creative's drivers as a default.
char sysdir[260 + sizeof("\\CT4MGM.SF2")];
uint32_t filepart;
if (0 != (filepart = GetSystemDirectoryA(sysdir, 260)))
{
strcat(sysdir, "\\CT4MGM.SF2");
if (MusicIO::fileExists(sysdir))
{
patch_paths.push_back(sysdir);
return;
}
// Try again with CT2MGM.SF2
sysdir[filepart + 3] = '2';
if (MusicIO::fileExists(sysdir))
{
patch_paths.push_back(sysdir);
return;
}
}
#endif
}
}
//==========================================================================
//
//
//
//==========================================================================
MIDIDevice *CreateFluidSynthMIDIDevice(int samplerate, const char *Args)
{
std::vector<std::string> fluid_patchset;
Fluid_SetupConfig(Args, fluid_patchset, true);
return new FluidSynthMIDIDevice(samplerate, fluid_patchset, musicCallbacks.Fluid_MessageFunc);
}
#else
MIDIDevice* CreateFluidSynthMIDIDevice(int samplerate, const char* Args)
{
throw std::runtime_error("FlidSynth device not supported in this configuration");
}
#endif // HAVE_FLUIDSYNTH
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