piano.h File Reference

NDS Easy Piano option pack support. More...

#include <stdbool.h>
#include <nds/ndstypes.h>

Functions
bool	pianoIsInserted (void)
	Check for piano option pack.
u16	pianoKeysDown (void)
	Obtains the current piano keys pressed state.
u16	pianoKeysHeld (void)
	Obtains the current piano keys held state.
u16	pianoKeysUp (void)
	Obtains the current piano keys released state.
void	pianoScanKeys (void)
	Obtain the current piano state.

Detailed Description

NDS Easy Piano option pack support.

Function Documentation

pianoIsInserted()

bool pianoIsInserted

(

void

)

Check for piano option pack.

Returns

true if the cart in the GBA slot is the piano option pack.

pianoKeysDown()

u16 pianoKeysDown

(

void

)

Obtains the current piano keys pressed state.

Returns

Bitmask of keys.

pianoKeysHeld()

u16 pianoKeysHeld

(

void

)

Obtains the current piano keys held state.

Returns

Bitmask of keys.

pianoKeysUp()

u16 pianoKeysUp

(

void

)

Obtains the current piano keys released state.

Returns

Bitmask of keys.

pianoScanKeys()

void pianoScanKeys

(

void

)

Obtain the current piano state.

Call this function once per main loop to use the piano functions.