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Diffstat (limited to 'muse2/synti/simpledrums/simpledrums.h')
| -rw-r--r-- | muse2/synti/simpledrums/simpledrums.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/muse2/synti/simpledrums/simpledrums.h b/muse2/synti/simpledrums/simpledrums.h new file mode 100644 index 00000000..9d0d1331 --- /dev/null +++ b/muse2/synti/simpledrums/simpledrums.h @@ -0,0 +1,177 @@ +// +// C++ Interface: simplesynth +// +// Description: +// +// +// Author: Mathias Lundgren <lunar_shuttle@users.sf.net>, (C) 2004 +// +// Copyright: See COPYING file that comes with this distribution +// +// +#ifndef SIMPLESYNTH_H +#define SIMPLESYNTH_H + +#include <sndfile.h> +#include <iostream> +#include <string> +#include <Qt3Support> +#include "libsynti/mess.h" +#include "common.h" +#include "libsynti/mpevent.h" +#include "simpledrumsgui.h" +#include "ssplugin.h" + +#define SS_NO_SAMPLE 0 +#define SS_NO_PLUGIN 0 + +#define SS_PROCESS_BUFFER_SIZE 4096 //TODO: Add initialization method for nr of frames in each process from MusE - if nr of frames > than this, this will fail +#define SS_SENDFX_BUFFER_SIZE SS_PROCESS_BUFFER_SIZE + +enum SS_ChannelState + { + SS_CHANNEL_INACTIVE=0, + SS_SAMPLE_PLAYING, + }; + +enum SS_State + { + SS_INITIALIZING=0, + SS_LOADING_SAMPLE, + SS_CLEARING_SAMPLE, + SS_RUNNING, + }; + +enum SS_SendFXState + { + SS_SENDFX_OFF=0, + SS_SENDFX_ON + }; + +struct SS_SendFx + { + SS_SendFXState state; + LadspaPlugin* plugin; + int inputs; + int outputs; + int retgain_ctrlval; + double retgain; + int nrofparameters; + }; + +struct SS_Sample + { + float* data; + int samplerate; + int bits; + std::string filename; + long samples; + long frames; + int channels; + SF_INFO sfinfo; + }; + +struct SS_Channel + { + SS_ChannelState state; + const char* name; + SS_Sample* sample; + int playoffset; + bool noteoff_ignore; + + double volume; + int volume_ctrlval; + + double cur_velo; + double gain_factor; + + int pan; + double balanceFactorL; + double balanceFactorR; + + bool channel_on; + + //Send fx: + double sendfxlevel[SS_NR_OF_SENDEFFECTS]; + }; + +struct SS_Controller + { + std::string name; + int num; + int min, max; + }; + +struct SS_SampleLoader + { + SS_Channel* channel; + std::string filename; + int ch_no; + }; + +class SimpleSynth : public Mess + { + public: + SimpleSynth(int); + + virtual ~SimpleSynth(); + + virtual bool guiVisible() const; + virtual bool hasGui() const; + virtual bool playNote(int arg1, int arg2, int arg3); + virtual bool processEvent(const MidiPlayEvent& arg1); + virtual bool setController(int arg1, int arg2, int arg3); + virtual bool sysex(int arg1, const unsigned char* arg2); + virtual const char* getPatchName(int arg1, int arg2, int arg3, bool arg4) const; + virtual const MidiPatch* getPatchInfo(int arg1, const MidiPatch* arg2) const; + virtual int getControllerInfo(int arg1, const char** arg2, int* arg3, int* arg4, int* arg5, int* arg6) const; + virtual void processMessages(); + virtual void process(float** data, int offset, int len); + virtual void showGui(bool arg1); + virtual void getInitData(int*, const unsigned char**) const; + bool init(const char* name); + void guiSendSampleLoaded(bool success, int ch, const char* filename); + void guiSendError(const char* errorstring); + + static const char* synth_state_descr[]; + static const char* channel_state_descr[]; + +private: + SimpleSynthGui* gui; + + SS_Channel channels[SS_NR_OF_CHANNELS]; + SS_Controller controllers[SS_NR_OF_CONTROLLERS]; + bool setController(int channel, int id, int val, bool fromGui); + bool loadSample(int ch_no, const char* filename); + void parseInitData(const unsigned char* data); + void updateVolume(int ch, int in_volume_ctrlval); + void updateBalance(int ch, int pan); + void guiNotifySampleCleared(int ch); + void guiUpdateBalance(int ch, int bal); + void guiUpdateVolume(int ch, int val); + void guiUpdateNoff(int ch, bool b); + void guiUpdateChoff(int ch, bool b); + void guiUpdateMasterVol(int val); + void guiUpdateFxParameter(int fxid, int param, float val); + void guiUpdateSendFxLevel(int channel, int fxid, int level); + bool initSendEffect(int sendeffectid, QString lib, QString name); + void setSendFxLevel(int channel, int effectid, double val); + void cleanupPlugin(int id); + void setFxParameter(int fxid, int param, float val); + void clearSample(int ch); + double master_vol; + int master_vol_ctrlval; + + //Send effects: + SS_SendFx sendEffects[SS_NR_OF_SENDEFFECTS]; + float* sendFxLineOut[SS_NR_OF_SENDEFFECTS][2]; //stereo output (fed into LADSPA inputs),sent from the individual channels -> LADSPA fx + float* sendFxReturn[SS_NR_OF_SENDEFFECTS][2]; //stereo inputs, from LADSPA plugins, sent from LADSPA -> SS and added to the mix + double* processBuffer[2]; + }; + +static void* loadSampleThread(void*); +static pthread_mutex_t SS_LoaderMutex; +static SS_State synth_state; +static SimpleSynth* simplesynth_ptr; + +#endif |