//------------------------------------------------------------------------------
// Pd Spectral Toolkit
//
// eq~.c
//
// ==~
//
// Outputs 1 if signals match, 0 if not, and accepts an argument for comparison
//
// Created by Cooper Baker on 4/17/12.
// Updated for 64 Bit Support in September 2019.
// Copyright (C) 2019 Cooper Baker. All Rights Reserved.
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// headers
//------------------------------------------------------------------------------
// main header for pd
#include "m_pd.h"
// utility header for Pd Spectral Toolkit project
#include "utility.h"
// disable compiler warnings on windows
#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
//------------------------------------------------------------------------------
// equal_class - pointer to this object's definition
//------------------------------------------------------------------------------
static t_class* equal_class;
static t_class* equal_arg_class;
//------------------------------------------------------------------------------
// equal - data structure holding this object's data
//------------------------------------------------------------------------------
typedef struct equal
{
// this object - must always be first variable in struct
t_object object;
// needed for CLASS_MAINSIGNALIN macro call in equal_tilde_setup
t_float inlet_1;
// inlet 2 value
t_float inlet_2;
} t_equal;
//------------------------------------------------------------------------------
// function prototypes
//------------------------------------------------------------------------------
static t_int* equal_perform ( t_int* io );
static t_int* equal_arg_perform ( t_int* io );
static void equal_dsp ( t_equal* object, t_signal **sig );
static void equal_arg_dsp ( t_equal* object, t_signal **sig );
static void* equal_new ( t_symbol *s, t_int argc, t_atom *argv );
void setup_0x3d0x3d_tilde ( void );
//------------------------------------------------------------------------------
// equal_perform - the signal processing function of this object
//------------------------------------------------------------------------------
static t_int* equal_perform( t_int* io )
{
// store variables from dsp input/output array
t_float* in1 = ( t_float* )( io[ 1 ] );
t_float* in2 = ( t_float* )( io[ 2 ] );
t_float* out = ( t_float* )( io[ 3 ] );
t_int frames = ( t_int )( io[ 4 ] );
// signal vector iterator variable
t_int n = -1;
// the dsp loop
while( ++n < frames )
{
// perform comparison and store result to output array
out[ n ] = ( in1[ n ] == in2[ n ] );
}
// return the dsp input/output array address plus one more than its size
// to provide a pointer to the next perform function in pd's call list
return &( io[ 5 ] );
}
//------------------------------------------------------------------------------
// equal_arg_perform - the signal processing function of this object with argument
//------------------------------------------------------------------------------
static t_int* equal_arg_perform( t_int* io )
{
// store variables from dsp input/output array
t_float* in = ( t_float* )( io[ 1 ] );
t_float arg = *( t_float* )( io[ 2 ] );
t_float* out = ( t_float* )( io[ 3 ] );
t_int frames = ( t_int )( io[ 4 ] );
// signal vector iterator variable
t_int n = -1;
// the dsp loop
while( ++n < frames )
{
// perform comparison and store result to output array
out[ n ] = ( in[ n ] == arg );
}
// return the dsp input/output array address plus one more than its size
// to provide a pointer to the next perform function in pd's call list
return &( io[ 5 ] );
}
//------------------------------------------------------------------------------
// equal_dsp - installs this object's dsp function in pd's callback list
//------------------------------------------------------------------------------
static void equal_dsp( t_equal* object, t_signal **sig )
{
// dsp_add arguments
//--------------------------------------------------------------------------
// perform routine
// number of passed parameters
// inlet 1 sample vector
// inlet 2 sample vector
// outlet sample vector
// sample frames to process (vector size)
dsp_add( equal_perform, 4, sig[ 0 ]->s_vec, sig[ 1 ]->s_vec, sig[ 2 ]->s_vec, sig[ 0 ]->s_n );
}
//------------------------------------------------------------------------------
// equal_arg_dsp - installs this object's dsp function in pd's callback list
//------------------------------------------------------------------------------
static void equal_arg_dsp( t_equal* object, t_signal **sig )
{
// dsp_add arguments
//--------------------------------------------------------------------------
// perform routine
// number of passed parameters
// inlet 1 sample vector
// object's argument value
// outlet sample vector
// sample frames to process (vector size)
dsp_add( equal_arg_perform, 4, sig[ 0 ]->s_vec, &object->inlet_2, sig[ 1 ]->s_vec, sig[ 0 ]->s_n );
}
//------------------------------------------------------------------------------
// equal_new - instantiates a copy of this object in pd
//------------------------------------------------------------------------------
static void* equal_new( t_symbol *s, t_int argc, t_atom *argv )
{
if( argc > 1 )
{
post( "==~: extra arguments ignored" );
}
if( argc )
{
// create a pointer to this object
t_equal* object = ( t_equal* )pd_new( equal_arg_class );
// create a second float inlet
floatinlet_new( &object->object, &object->inlet_2 );
// assign an argument value to inlet_2 variable
object->inlet_2 = atom_getfloatarg( 0, ( int )argc, argv );
// create a signal outlet for this object
outlet_new( &object->object, gensym( "signal" ) );
// initialize the value of inlet_1 variable
object->inlet_1 = 0;
return object;
}
else
{
// create a pointer to this object
t_equal* object = ( t_equal* )pd_new( equal_class );
// create a second signal inlet
signalinlet_new( &object->object, object->inlet_2 );
// create a signal outlet for this object
outlet_new( &object->object, gensym( "signal" ) );
// initialize the value of inlet_1 variable
object->inlet_1 = 0;
return object;
}
}
//------------------------------------------------------------------------------
// setup_0x3d0x3d_tilde - describes the attributes of this object to pd so it may be properly instantiated
// (object names starting with hex codes use setup_xxxx_tilde naming convention)
//------------------------------------------------------------------------------
void setup_0x3d0x3d_tilde( void )
{
// equal class
//--------------------------------------------------------------------------
// creates an instance of this object and describes it to pd
equal_class = class_new( gensym( "==~" ), ( t_newmethod )equal_new, 0, sizeof( t_equal ), 0, A_GIMME, 0 );
// declares leftmost inlet as a signal inlet
CLASS_MAINSIGNALIN( equal_class, t_equal, inlet_1 );
// installs equal_dsp so that it will be called when dsp is turned on
class_addmethod( equal_class, ( t_method )equal_dsp, gensym( "dsp" ), 0 );
// sets a filesystem-safe help patch name
class_sethelpsymbol( equal_class, gensym( "eq~" ) );
// equal_arg class
//--------------------------------------------------------------------------
// creates an instance of this object with an argument and describes it to pd
equal_arg_class = class_new( gensym( "==~" ), 0, 0, sizeof( t_equal ), 0, 0 );
// declares leftmost inlet as a signal inlet
CLASS_MAINSIGNALIN( equal_arg_class, t_equal, inlet_1 );
// installs equal_arg_dsp so that it will be called when dsp is turned on
class_addmethod( equal_arg_class, ( t_method )equal_arg_dsp, gensym( "dsp" ), 0 );
// sets a filesystem-safe help patch name
class_sethelpsymbol( equal_arg_class, gensym( "eq~" ) );
}
//------------------------------------------------------------------------------
// EOF
//------------------------------------------------------------------------------
// Pd Spectral Toolkit
//
// eq~.c
//
// ==~
//
// Outputs 1 if signals match, 0 if not, and accepts an argument for comparison
//
// Created by Cooper Baker on 4/17/12.
// Updated for 64 Bit Support in September 2019.
// Copyright (C) 2019 Cooper Baker. All Rights Reserved.
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// headers
//------------------------------------------------------------------------------
// main header for pd
#include "m_pd.h"
// utility header for Pd Spectral Toolkit project
#include "utility.h"
// disable compiler warnings on windows
#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
//------------------------------------------------------------------------------
// equal_class - pointer to this object's definition
//------------------------------------------------------------------------------
static t_class* equal_class;
static t_class* equal_arg_class;
//------------------------------------------------------------------------------
// equal - data structure holding this object's data
//------------------------------------------------------------------------------
typedef struct equal
{
// this object - must always be first variable in struct
t_object object;
// needed for CLASS_MAINSIGNALIN macro call in equal_tilde_setup
t_float inlet_1;
// inlet 2 value
t_float inlet_2;
} t_equal;
//------------------------------------------------------------------------------
// function prototypes
//------------------------------------------------------------------------------
static t_int* equal_perform ( t_int* io );
static t_int* equal_arg_perform ( t_int* io );
static void equal_dsp ( t_equal* object, t_signal **sig );
static void equal_arg_dsp ( t_equal* object, t_signal **sig );
static void* equal_new ( t_symbol *s, t_int argc, t_atom *argv );
void setup_0x3d0x3d_tilde ( void );
//------------------------------------------------------------------------------
// equal_perform - the signal processing function of this object
//------------------------------------------------------------------------------
static t_int* equal_perform( t_int* io )
{
// store variables from dsp input/output array
t_float* in1 = ( t_float* )( io[ 1 ] );
t_float* in2 = ( t_float* )( io[ 2 ] );
t_float* out = ( t_float* )( io[ 3 ] );
t_int frames = ( t_int )( io[ 4 ] );
// signal vector iterator variable
t_int n = -1;
// the dsp loop
while( ++n < frames )
{
// perform comparison and store result to output array
out[ n ] = ( in1[ n ] == in2[ n ] );
}
// return the dsp input/output array address plus one more than its size
// to provide a pointer to the next perform function in pd's call list
return &( io[ 5 ] );
}
//------------------------------------------------------------------------------
// equal_arg_perform - the signal processing function of this object with argument
//------------------------------------------------------------------------------
static t_int* equal_arg_perform( t_int* io )
{
// store variables from dsp input/output array
t_float* in = ( t_float* )( io[ 1 ] );
t_float arg = *( t_float* )( io[ 2 ] );
t_float* out = ( t_float* )( io[ 3 ] );
t_int frames = ( t_int )( io[ 4 ] );
// signal vector iterator variable
t_int n = -1;
// the dsp loop
while( ++n < frames )
{
// perform comparison and store result to output array
out[ n ] = ( in[ n ] == arg );
}
// return the dsp input/output array address plus one more than its size
// to provide a pointer to the next perform function in pd's call list
return &( io[ 5 ] );
}
//------------------------------------------------------------------------------
// equal_dsp - installs this object's dsp function in pd's callback list
//------------------------------------------------------------------------------
static void equal_dsp( t_equal* object, t_signal **sig )
{
// dsp_add arguments
//--------------------------------------------------------------------------
// perform routine
// number of passed parameters
// inlet 1 sample vector
// inlet 2 sample vector
// outlet sample vector
// sample frames to process (vector size)
dsp_add( equal_perform, 4, sig[ 0 ]->s_vec, sig[ 1 ]->s_vec, sig[ 2 ]->s_vec, sig[ 0 ]->s_n );
}
//------------------------------------------------------------------------------
// equal_arg_dsp - installs this object's dsp function in pd's callback list
//------------------------------------------------------------------------------
static void equal_arg_dsp( t_equal* object, t_signal **sig )
{
// dsp_add arguments
//--------------------------------------------------------------------------
// perform routine
// number of passed parameters
// inlet 1 sample vector
// object's argument value
// outlet sample vector
// sample frames to process (vector size)
dsp_add( equal_arg_perform, 4, sig[ 0 ]->s_vec, &object->inlet_2, sig[ 1 ]->s_vec, sig[ 0 ]->s_n );
}
//------------------------------------------------------------------------------
// equal_new - instantiates a copy of this object in pd
//------------------------------------------------------------------------------
static void* equal_new( t_symbol *s, t_int argc, t_atom *argv )
{
if( argc > 1 )
{
post( "==~: extra arguments ignored" );
}
if( argc )
{
// create a pointer to this object
t_equal* object = ( t_equal* )pd_new( equal_arg_class );
// create a second float inlet
floatinlet_new( &object->object, &object->inlet_2 );
// assign an argument value to inlet_2 variable
object->inlet_2 = atom_getfloatarg( 0, ( int )argc, argv );
// create a signal outlet for this object
outlet_new( &object->object, gensym( "signal" ) );
// initialize the value of inlet_1 variable
object->inlet_1 = 0;
return object;
}
else
{
// create a pointer to this object
t_equal* object = ( t_equal* )pd_new( equal_class );
// create a second signal inlet
signalinlet_new( &object->object, object->inlet_2 );
// create a signal outlet for this object
outlet_new( &object->object, gensym( "signal" ) );
// initialize the value of inlet_1 variable
object->inlet_1 = 0;
return object;
}
}
//------------------------------------------------------------------------------
// setup_0x3d0x3d_tilde - describes the attributes of this object to pd so it may be properly instantiated
// (object names starting with hex codes use setup_xxxx_tilde naming convention)
//------------------------------------------------------------------------------
void setup_0x3d0x3d_tilde( void )
{
// equal class
//--------------------------------------------------------------------------
// creates an instance of this object and describes it to pd
equal_class = class_new( gensym( "==~" ), ( t_newmethod )equal_new, 0, sizeof( t_equal ), 0, A_GIMME, 0 );
// declares leftmost inlet as a signal inlet
CLASS_MAINSIGNALIN( equal_class, t_equal, inlet_1 );
// installs equal_dsp so that it will be called when dsp is turned on
class_addmethod( equal_class, ( t_method )equal_dsp, gensym( "dsp" ), 0 );
// sets a filesystem-safe help patch name
class_sethelpsymbol( equal_class, gensym( "eq~" ) );
// equal_arg class
//--------------------------------------------------------------------------
// creates an instance of this object with an argument and describes it to pd
equal_arg_class = class_new( gensym( "==~" ), 0, 0, sizeof( t_equal ), 0, 0 );
// declares leftmost inlet as a signal inlet
CLASS_MAINSIGNALIN( equal_arg_class, t_equal, inlet_1 );
// installs equal_arg_dsp so that it will be called when dsp is turned on
class_addmethod( equal_arg_class, ( t_method )equal_arg_dsp, gensym( "dsp" ), 0 );
// sets a filesystem-safe help patch name
class_sethelpsymbol( equal_arg_class, gensym( "eq~" ) );
}
//------------------------------------------------------------------------------
// EOF
//------------------------------------------------------------------------------