Start work on multithreaded version
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hirsch
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25 changed files with 1486 additions and 1977 deletions
385
mustang.h
385
mustang.h
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@ -1,185 +1,18 @@
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// -*-c++-*-
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#ifndef MUSTANG_H
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#define MUSTANG_H
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#ifndef MUSTANG2_H
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#define MUSTANG2_H
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#include <cstdio>
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#include <string.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <cstring>
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#include <libusb-1.0/libusb.h>
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#include "effects_enum.h"
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#include "data_structs.h"
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#include <pthread.h>
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#include "constants.h"
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// amp's VID and PID
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#define USB_VID 0x1ed8
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#define OLD_USB_PID 0x0004 //Mustang I and II
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#define NEW_USB_PID 0x0005 //Mustang III, IV and V
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#define V2_USB_PID 0x0014 // Mustang II (and I? !) V2
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#define MINI_USB_PID 0x0010 //Mustang Mini
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#define FLOOR_USB_PID 0x0012 //Mustang Floor
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#define BRONCO40_USB_PID 0x0a //BRONCO 40
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#define V2_III_PID 0x16 // Mustang III v2
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#define V2_IV_PID 0x17 // Mustang IV v2 (?)
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// amp's VID and PID while in update mode
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#define USB_UPDATE_VID 0x1ed8
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#define OLD_USB_UPDATE_PID 0x0006 //Mustang I and II
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#define NEW_USB_UPDATE_PID 0x0007 //Mustang III, IV, V
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#define MINI_USB_UPDATE_PID 0x0011 //Mustang Mini
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#define FLOOR_USB_UPDATE_PID 0x0013 //Mustang Floor
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// #define BRONCO40_USB_PID 0x00a //BRONCO 40
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// for USB communication
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#define TMOUT 500
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#define LENGTH 64
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// effect array fields
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#define DSP 2
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#define EFFECT 16
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#define FXSLOT 18
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#define KNOB1 32
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#define KNOB2 33
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#define KNOB3 34
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#define KNOB4 35
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#define KNOB5 36
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#define KNOB6 37
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// amp array fields
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#define AMPLIFIER 16
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#define VOLUME 32
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#define GAIN 33
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#define TREBLE 36
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#define MIDDLE 37
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#define BASS 38
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#define CABINET 49
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#define NOISE_GATE 47
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#define THRESHOLD 48
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#define MASTER_VOL 35
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#define GAIN2 34
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#define PRESENCE 39
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#define DEPTH 41
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#define BIAS 42
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#define SAG 51
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#define BRIGHTNESS 52
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// save fields
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#define SAVE_SLOT 4
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#define FXKNOB 3
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// direct control fields
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#define FAMILY 2
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#define ACTIVE_INVERT 3
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// Offset to current device model for any state structure
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#define MODEL 16
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#define MODELX 17
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// Index into current state structure
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#define PRESET_NAME 0
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#define AMP_STATE 1
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#define STOMP_STATE 2
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#define MOD_STATE 3
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#define DELAY_STATE 4
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#define REVERB_STATE 5
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#define EXP_STATE 6
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// DSP Category
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#define AMP_DSP 5
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#define STOMP_DSP 6
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#define MOD_DSP 7
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#define DELAY_DSP 8
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#define REVERB_DSP 9
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// DSP Family (used for direct parm set) - Effectively DSP - 3
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#define STOMP_FAM 3
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#define MOD_FAM 4
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#define DELAY_FAM 5
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#define REVERB_FAM 6
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// Amp model id values
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#define F57_DELUXE_ID 0x67
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#define F59_BASSMAN_ID 0x64
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#define F57_CHAMP_ID 0x7c
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#define F65_DELUXE_ID 0x53
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#define F65_PRINCETON_ID 0x6a
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#define F65_TWIN_ID 0x75
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#define F_SUPERSONIC_ID 0x72
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#define BRIT_60S_ID 0x61
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#define BRIT_70S_ID 0x79
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#define BRIT_80S_ID 0x5e
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#define US_90S_ID 0x5d
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#define METAL_2K_ID 0x6d
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// v2 amp only
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#define STUDIO_PREAMP_ID 0xf1
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#define F57_TWIN_ID 0xf6
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#define S60S_THRIFT_ID 0xf9
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#define BRIT_WATT_ID 0xff
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#define BRIT_COLOR_ID 0xfc
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// Reverb model id values
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#define SM_HALL_ID 0x24
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#define LG_HALL_ID 0x3a
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#define SM_ROOM_ID 0x26
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#define LG_ROOM_ID 0x3b
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#define SM_PLATE_ID 0x4e
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#define LG_PLATE_ID 0x4b
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#define AMBIENT_ID 0x4c
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#define ARENA_ID 0x4d
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#define SPRING_63_ID 0x21
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#define SPRING_65_ID 0x0b
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// Delay model id values
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#define MONO_DLY_ID 0x16
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#define MONO_FILTER_ID 0x43
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#define ST_FILTER_ID 0x48
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#define MTAP_DLY_ID 0x44
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#define PONG_DLY_ID 0x45
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#define DUCK_DLY_ID 0x15
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#define REVERSE_DLY_ID 0x46
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#define TAPE_DLY_ID 0x2b
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#define ST_TAPE_DLY_ID 0x2a
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// Mod model id values
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#define SINE_CHORUS_ID 0x12
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#define TRI_CHORUS_ID 0x13
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#define SINE_FLANGE_ID 0x18
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#define TRI_FLANGE_ID 0x19
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#define VIBRATONE_ID 0x2d
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#define VINT_TREM_ID 0x40
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#define SINE_TREM_ID 0x41
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#define RING_MOD_ID 0x22
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#define STEP_FILT_ID 0x29
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#define PHASER_ID 0x4f
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// Note: Diatonic shifter also uses this as model byte and
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// is differentiated by 0x10 in the following 'extra' model byte.
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#define PITCH_SHIFT_ID 0x1f
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// v2 mod only
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#define M_WAH_ID 0xf4
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#define M_TOUCH_WAH_ID 0xf5
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// Stomp model id values
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#define OVERDRIVE_ID 0x3c
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#define WAH_ID 0x49
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#define TOUCH_WAH_ID 0x4a
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#define FUZZ_ID 0x1a
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// This is not present in v2:
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#define FUZZ_TWAH_ID 0x1c
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#define SIMPLE_COMP_ID 0x88
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#define COMP_ID 0x07
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// v2 stomp only
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#define RANGE_BOOST_ID 0x03
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#define GREEN_BOX_ID 0xba
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#define ORANGE_BOX_ID 0x10
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#define BLACK_BOX_ID 0x11
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#define BIG_FUZZ_ID 0x0f
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#define USB_IN 0x81
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#define USB_OUT 0x01
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#define USB_TIMEOUT_MS 500
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class AmpCC;
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class ReverbCC;
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@ -188,108 +21,134 @@ class ModCC;
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class StompCC;
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class Mustang {
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friend class AmpCC;
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friend class ReverbCC;
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friend class DelayCC;
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friend class ModCC;
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friend class StompCC;
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friend class AmpCC;
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friend class ReverbCC;
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friend class DelayCC;
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friend class ModCC;
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friend class StompCC;
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public:
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Mustang();
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~Mustang();
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int start_amp(void); // initialize communication
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int stop_amp(void); // terminate communication
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int set_effect(struct fx_pedal_settings);
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char preset_names[100][33];
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unsigned curr_preset_idx;
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unsigned char dsp_parms[6][64];
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int setAmp( int ord );
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int setReverb( int ord );
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int setDelay( int ord );
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int setMod( int ord );
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int setStomp( int ord );
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unsigned char curr_model[5][2];
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int tunerMode( int value );
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int save_on_amp(char *, int);
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int load_memory_bank(int);
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int save_effects(int , char *, int , struct fx_pedal_settings *);
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unsigned char execute[64];
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int effect_toggle(int cc, int value);
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static const unsigned char state_prefix[];
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static const unsigned char parms_done[];
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AmpCC * getAmp( void ) { return curr_amp;}
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ReverbCC * getReverb( void ) { return curr_reverb;}
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DelayCC * getDelay( void ) { return curr_delay;}
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ModCC * getMod( void ) { return curr_mod;}
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StompCC * getStomp( void ) { return curr_stomp;}
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static const unsigned char tuner_ack[];
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static const unsigned char tuner_prefix[];
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struct Cmd {
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int state_index;
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int parm2;
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int parm5;
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int parm6;
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int parm7;
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int value;
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};
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static const unsigned char select_ack[];
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static const unsigned char cc_ack[];
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libusb_device_handle *usb_io;
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pthread_t worker;
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pthread_mutex_t data_lock = PTHREAD_MUTEX_INITIALIZER;
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pthread_mutex_t shutdown_lock = PTHREAD_MUTEX_INITIALIZER;
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bool want_shutdown;
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template <class T>
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class Condition {
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public:
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pthread_mutex_t lock;
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pthread_cond_t cond;
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T value;
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Condition( void ) {
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pthread_mutex_init( &(lock), NULL);
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pthread_cond_init( &(cond), NULL);
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}
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};
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// Manage access to each DSP block
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Condition<bool> dsp_sync[5];
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Condition<bool> preset_names_sync;
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// Synchronize init on end of initial parm dump
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Condition<bool> parm_read_sync;
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struct usb_id {
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// product id
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int pid;
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// magic value for init packet
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int init_value;
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// v2?
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bool isV2;
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};
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// For device probe
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static const usb_id amp_ids[];
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bool isV2;
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static void *threadStarter( void * );
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void handleInput( void );
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bool tuner_active;
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AmpCC * curr_amp;
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ReverbCC * curr_reverb;
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DelayCC * curr_delay;
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ModCC * curr_mod;
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StompCC * curr_stomp;
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public:
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struct Cmd {
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int state_index;
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int parm2;
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int parm5;
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int parm6;
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int parm7;
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int value;
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};
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private:
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int continuous_control( const Mustang::Cmd & cmd );
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int discrete_control( const Mustang::Cmd & cmd );
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void updateAmpObj( const unsigned char *data );
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void updateStompObj( const unsigned char *data );
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void updateReverbObj( const unsigned char *data );
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void updateDelayObj( const unsigned char *data );
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void updateModObj( const unsigned char *data );
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struct usb_id {
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// product id
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int pid;
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// magic value for init packet
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int init_value;
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// v2?
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bool isV2;
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};
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inline bool is_type(const unsigned char *a, const unsigned char *b) {
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return ( 0==memcmp(a,b,2) );
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}
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// For device probe
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static usb_id ids[];
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public:
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Mustang( void );
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libusb_device_handle *amp_hand; // handle for USB communication
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unsigned char execute[LENGTH]; // "apply" command sent after each instruction
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int initialize( void );
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int deinitialize( void );
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int commStart( void );
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int commShutdown( void );
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bool isV2;
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// Current state of effects. Read from amp initially and maintained
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// as we change it. Major index is DSP# - 6, where:
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//
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// 0 : Stomp
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// 1 : Modulation
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// 2 : Delay
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// 3 : Reverb
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//
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unsigned char prev_array[4][LENGTH]; // array used to clear the effect
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int setAmp( int ord );
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int setReverb( int ord );
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int setDelay( int ord );
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int setMod( int ord );
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int setStomp( int ord );
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int tunerMode( int value );
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// Current state of amp.
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//
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// 0 : Preset Name
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// 1 : Amp
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// 2 : Stomp
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// 3 : Mod
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// 4 : Delay
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// 5 : Reverb
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// 6 : Expression Pedal
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//
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unsigned char curr_state[7][LENGTH];
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int patchChange( int );
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bool tuner_active;
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int effectToggle( int cc, int value );
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AmpCC * curr_amp;
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ReverbCC * curr_reverb;
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DelayCC * curr_delay;
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ModCC * curr_mod;
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StompCC * curr_stomp;
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int continuous_control( const Mustang::Cmd & cmd );
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int discrete_control( const Mustang::Cmd & cmd );
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void handle_parm_dump(void);
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void updateAmpObj(void);
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void updateReverbObj(void);
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void updateDelayObj(void);
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void updateModObj(void);
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void updateStompObj(void);
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AmpCC * getAmp( void ) { return curr_amp;}
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ReverbCC * getReverb( void ) { return curr_reverb;}
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DelayCC * getDelay( void ) { return curr_delay;}
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ModCC * getMod( void ) { return curr_mod;}
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StompCC * getStomp( void ) { return curr_stomp;}
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};
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#endif // MUSTANG_H
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#endif
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