LMMS
Loading...
Searching...
No Matches
calf_plugins::envelopefilter_audio_module Class Reference

#include <modules_filter.h>

Inheritance diagram for calf_plugins::envelopefilter_audio_module:
calf_plugins::audio_module< envelopefilter_metadata > dsp::biquad_filter_module calf_plugins::frequency_response_line_graph calf_plugins::envelopefilter_metadata calf_plugins::audio_module_iface dsp::filter_module_iface calf_plugins::line_graph_iface calf_plugins::plugin_metadata< envelopefilter_metadata > calf_plugins::plugin_metadata_iface

Public Member Functions

 envelopefilter_audio_module ()
void activate ()
 LADSPA-esque activate function, except it is called after ports are connected, not before.
void deactivate ()
 LADSPA-esque deactivate function.
void set_sample_rate (uint32_t sr)
 Set sample rate for the plugin.
void params_changed ()
 Called when params are changed (before processing).
uint32_t process (uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask)
 The audio processing loop; assumes numsamples <= MAX_SAMPLE_RUN, for larger buffers, call process_slice.
float freq_gain (int index, double freq) const
void calc_filter ()
void calc_coef ()
float get_freq (float envelope) const
Public Member Functions inherited from calf_plugins::audio_module< envelopefilter_metadata >
 audio_module ()
void note_on (int channel, int note, int velocity)
 Handle MIDI Note On.
void note_off (int channel, int note, int velocity)
 Handle MIDI Note Off.
void program_change (int channel, int program)
 Handle MIDI Program Change.
void control_change (int channel, int controller, int value)
 Handle MIDI Control Change.
void pitch_bend (int channel, int value)
void channel_pressure (int channel, int value)
void execute (int cmd_no)
 Execute menu command with given number.
virtual char * configure (const char *key, const char *value)
 DSSI configure call.
void send_configures (send_configure_iface *sci)
 Send all understood configure vars (none by default).
int send_status_updates (send_updates_iface *sui, int last_serial)
 Send all supported status vars (none by default).
void params_reset ()
 Reset parameter values for epp:trigger type parameters (ones activated by oneshot push button instead of check box).
void post_instantiate (uint32_t)
 Called after instantiating (after all the feature pointers are set - including interfaces like progress_report_iface).
uint32_t message_run (const void *valid_ports, void *output_ports)
virtual void get_port_arrays (float **&ins_ptrs, float **&outs_ptrs, float **&params_ptrs)
 Return the array of input port pointers.
virtual const plugin_metadata_ifaceget_metadata_iface () const
 Return metadata object.
virtual void set_progress_report_iface (progress_report_iface *iface)
 Set the progress report interface to communicate progress to.
void zero_by_mask (uint32_t mask, uint32_t offset, uint32_t nsamples)
 utility function: zero port values if mask is 0
uint32_t process_slice (uint32_t offset, uint32_t end)
 utility function: call process, and if it returned zeros in output masks, zero out the relevant output port buffers
virtual const line_graph_ifaceget_line_graph_iface () const
virtual const phase_graph_ifaceget_phase_graph_iface () const
Public Member Functions inherited from calf_plugins::audio_module_iface
virtual ~audio_module_iface ()
Public Member Functions inherited from dsp::biquad_filter_module
 biquad_filter_module ()
void calculate_filter (float freq, float q, int mode, float gain=1.0)
 Calculate filter coefficients based on parameters - cutoff/center frequency, q, filter type, output gain.
void filter_activate ()
 Reset filter state.
void sanitize ()
 Remove denormals.
int process_channel (uint16_t channel_no, const float *in, float *out, uint32_t numsamples, int inmask, float lvl_in=1., float lvl_out=1.)
 Process a single channel (float buffer) of data.
Public Member Functions inherited from dsp::filter_module_iface
virtual ~filter_module_iface ()
Public Member Functions inherited from calf_plugins::frequency_response_line_graph
virtual bool get_gridline (int index, int subindex, int phase, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const
virtual bool get_graph (int index, int subindex, int phase, float *data, int points, cairo_iface *context, int *mode) const
virtual bool get_layers (int index, int generation, unsigned int &layers) const
virtual std::string get_crosshair_label (int x, int y, int sx, int sy, float q, int dB, int name, int note, int cents) const
Public Member Functions inherited from calf_plugins::line_graph_iface
virtual bool get_moving (int index, int subindex, int &direction, float *data, int x, int y, int &offset, uint32_t &color) const
virtual bool get_dot (int index, int subindex, int phase, float &x, float &y, int &size, cairo_iface *context) const
virtual ~line_graph_iface ()
 Standard destructor to make compiler happy.

Public Attributes

uint32_t srate
bool is_active
dsp::bypass bypass
vumeters meters
float envelope
float attack
float release
float envelope_old
float attack_old
float release_old
float q_old
float gain
float gain_old
float upper
float upper_old
float lower
float lower_old
float coefa
float coefb
float coefz
int mode
int mode_old
Public Attributes inherited from calf_plugins::audio_module< envelopefilter_metadata >
float * ins [(envelopefilter_metadata::in_count !=0) ? envelopefilter_metadata::in_count :1]
float * outs [(envelopefilter_metadata::out_count !=0) ? envelopefilter_metadata::out_count :1]
float * params [envelopefilter_metadata::param_count]
bool questionable_data_reported_in
bool questionable_data_reported_out
progress_report_ifaceprogress_report
Public Attributes inherited from dsp::biquad_filter_module
uint32_t srate
Public Attributes inherited from calf_plugins::frequency_response_line_graph
bool redraw_graph

Private Member Functions

float freq_gain (int subindex, float freq, float srate) const
 Determine gain (|H(z)|) for a given frequency.

Additional Inherited Members

Public Types inherited from calf_plugins::audio_module< envelopefilter_metadata >
typedef envelopefilter_metadata metadata_type
Public Types inherited from dsp::biquad_filter_module
enum  {
  mode_12db_lp = 0 , mode_24db_lp = 1 , mode_36db_lp = 2 , mode_12db_hp = 3 ,
  mode_24db_hp = 4 , mode_36db_hp = 5 , mode_6db_bp = 6 , mode_12db_bp = 7 ,
  mode_18db_bp = 8 , mode_6db_br = 9 , mode_12db_br = 10 , mode_18db_br = 11 ,
  mode_allpass = 12 , mode_count
}

Constructor & Destructor Documentation

◆ envelopefilter_audio_module()

calf_plugins::envelopefilter_audio_module::envelopefilter_audio_module ( )
inline

Member Function Documentation

◆ activate()

void calf_plugins::envelopefilter_audio_module::activate ( )
inlinevirtual

LADSPA-esque activate function, except it is called after ports are connected, not before.

Reimplemented from calf_plugins::audio_module< envelopefilter_metadata >.

◆ calc_coef()

void calf_plugins::envelopefilter_audio_module::calc_coef ( )
inline

◆ calc_filter()

void calf_plugins::envelopefilter_audio_module::calc_filter ( )
inline

◆ deactivate()

void calf_plugins::envelopefilter_audio_module::deactivate ( )
inlinevirtual

LADSPA-esque deactivate function.

Reimplemented from calf_plugins::audio_module< envelopefilter_metadata >.

◆ freq_gain() [1/2]

float calf_plugins::envelopefilter_audio_module::freq_gain ( int index,
double freq ) const
inlinevirtual

◆ freq_gain() [2/2]

float biquad_filter_module::freq_gain ( int subindex,
float freq,
float srate ) const
privatevirtual

Determine gain (|H(z)|) for a given frequency.

Reimplemented from dsp::biquad_filter_module.

◆ get_freq()

float calf_plugins::envelopefilter_audio_module::get_freq ( float envelope) const
inline

◆ params_changed()

void calf_plugins::envelopefilter_audio_module::params_changed ( )
inlinevirtual

Called when params are changed (before processing).

Reimplemented from calf_plugins::audio_module< envelopefilter_metadata >.

◆ process()

uint32_t calf_plugins::envelopefilter_audio_module::process ( uint32_t offset,
uint32_t numsamples,
uint32_t inputs_mask,
uint32_t outputs_mask )
inlinevirtual

The audio processing loop; assumes numsamples <= MAX_SAMPLE_RUN, for larger buffers, call process_slice.

Implements calf_plugins::audio_module_iface.

◆ set_sample_rate()

void calf_plugins::envelopefilter_audio_module::set_sample_rate ( uint32_t sr)
inlinevirtual

Set sample rate for the plugin.

Reimplemented from calf_plugins::audio_module< envelopefilter_metadata >.

Member Data Documentation

◆ attack

float calf_plugins::envelopefilter_audio_module::attack

◆ attack_old

float calf_plugins::envelopefilter_audio_module::attack_old

◆ bypass

dsp::bypass calf_plugins::envelopefilter_audio_module::bypass

◆ coefa

float calf_plugins::envelopefilter_audio_module::coefa

◆ coefb

float calf_plugins::envelopefilter_audio_module::coefb

◆ coefz

float calf_plugins::envelopefilter_audio_module::coefz

◆ envelope

float calf_plugins::envelopefilter_audio_module::envelope

◆ envelope_old

float calf_plugins::envelopefilter_audio_module::envelope_old

◆ gain

float calf_plugins::envelopefilter_audio_module::gain

◆ gain_old

float calf_plugins::envelopefilter_audio_module::gain_old

◆ is_active

bool calf_plugins::envelopefilter_audio_module::is_active

◆ lower

float calf_plugins::envelopefilter_audio_module::lower

◆ lower_old

float calf_plugins::envelopefilter_audio_module::lower_old

◆ meters

vumeters calf_plugins::envelopefilter_audio_module::meters

◆ mode

int calf_plugins::envelopefilter_audio_module::mode

◆ mode_old

int calf_plugins::envelopefilter_audio_module::mode_old

◆ q_old

float calf_plugins::envelopefilter_audio_module::q_old

◆ release

float calf_plugins::envelopefilter_audio_module::release

◆ release_old

float calf_plugins::envelopefilter_audio_module::release_old

◆ srate

uint32_t calf_plugins::envelopefilter_audio_module::srate

◆ upper

float calf_plugins::envelopefilter_audio_module::upper

◆ upper_old

float calf_plugins::envelopefilter_audio_module::upper_old

The documentation for this class was generated from the following file: