LEDOutputUnoR4 Class Reference

LED output using the R4 LED matrix library. More...

#include <LEDOutputUnoR4.h>

Public Member Functions
	LEDOutputUnoR4 ()=default
	Default Constructor.
	LEDOutputUnoR4 (FFTDisplay &fft)
	Constructor for FFT scenario.
	LEDOutputUnoR4 (VolumeMeter &vol)
	Constructor for VolumeMeter scenario.
void	addColumnBar (int currY)
	Update the last column with the indicated bar.
bool	begin ()
	Starts the processing with the default configuration.
bool	begin (LEDOutputUnoR4Config config)
	Setup Led matrix.
LEDOutputUnoR4Config &	config ()
	Provides access to the actual config object. E.g. to change the update logic.
LEDOutputUnoR4Config	defaultConfig ()
	Provides the default config object.
void	display ()
	Update the led_matrix.
FFTDisplay &	fftDisplay ()
	Provides access to the FFTDisplay object.
virtual float	getMaxMagnitude ()
	Provodes the max magnitude for the VolumeMeter and FFT scenario.
bool &	ledXY (uint8_t x, uint8_t y)
	Determine the led with the help of the x and y pos.
void	setColumnBar (int x, int currY)
	Update the indicated column with the indicated bar.
virtual void	update ()
	Updates the display by calling the update callback method: call this method in your loop.

Protected Member Functions
void	addEmptyColumn ()
	Adds an empty column to the end shifting the content to the left.

Protected Attributes
LEDOutputUnoR4Config	cfg
uint64_t	count = 0
Vector< bool >	frame {0}
ArduinoLEDMatrix	led_matrix
int	max_column = -1
FFTDisplay *	p_fft = nullptr
VolumeMeter *	p_vol = nullptr

Friends
class	AudioFFTBase

Detailed Description

LED output using the R4 LED matrix library.

Author

Phil Schatzmann

Constructor & Destructor Documentation

LEDOutputUnoR4() [1/3]

LEDOutputUnoR4 ( )

default

Default Constructor.

LEDOutputUnoR4() [2/3]

LEDOutputUnoR4 ( FFTDisplay &  fft )

inline

Constructor for FFT scenario.

Parameters

fft

LEDOutputUnoR4() [3/3]

LEDOutputUnoR4 ( VolumeMeter &  vol )

inline

Constructor for VolumeMeter scenario.

Parameters

vol

Member Function Documentation

addColumnBar()

void addColumnBar ( int  currY )

inline

Update the last column with the indicated bar.

addEmptyColumn()

void addEmptyColumn ( )

inlineprotected

Adds an empty column to the end shifting the content to the left.

begin() [1/2]

bool begin ( )

inline

Starts the processing with the default configuration.

begin() [2/2]

bool begin ( LEDOutputUnoR4Config  config )

inline

Setup Led matrix.

config()

LEDOutputUnoR4Config & config ( )

inline

Provides access to the actual config object. E.g. to change the update logic.

defaultConfig()

LEDOutputUnoR4Config defaultConfig ( )

inline

Provides the default config object.

display()

void display ( )

inline

Update the led_matrix.

fftDisplay()

FFTDisplay & fftDisplay ( )

inline

Provides access to the FFTDisplay object.

getMaxMagnitude()

virtual float getMaxMagnitude ( )

inlinevirtual

Provodes the max magnitude for the VolumeMeter and FFT scenario.

ledXY()

bool & ledXY ( uint8_t  x, uint8_t  y  )

inline

Determine the led with the help of the x and y pos.

setColumnBar()

void setColumnBar ( int  x, int  currY  )

inline

Update the indicated column with the indicated bar.

update()

virtual void update ( )

inlinevirtual

Updates the display by calling the update callback method: call this method in your loop.

Friends And Related Symbol Documentation

AudioFFTBase

friend class AudioFFTBase

friend

Member Data Documentation

cfg

LEDOutputUnoR4Config cfg

protected

count

uint64_t count = 0

protected

frame

Vector<bool> frame {0}

protected

led_matrix

ArduinoLEDMatrix led_matrix

protected

max_column

int max_column = -1

protected

p_fft

FFTDisplay* p_fft = nullptr

protected

p_vol

VolumeMeter* p_vol = nullptr

protected

---

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

• src/AudioTools/AudioLibs/LEDOutputUnoR4.h