joypad.c File Reference

Joypad Subsystem. More...

Macros
#define	JOYPAD_IDENTIFY_INTERVAL_TICKS   TICKS_PER_SECOND
	Number of ticks between Joybus identify commands.
#define	ASSERT_JOYPAD_INITIALIZED()    assertf(joypad_init_refcount > 0, "joypad_init() was not called")
	Convenience macro to ensure Joypad subsystem is initialized.
#define	BB_HACK_FLAGS_SWAP_PORT1   ((*(uint32_t *)0x8000038c) & 3)
	BBPlayer "Hack Flags" register value.

Functions
joypad_inputs_t	joypad_read_n64_inputs (joypad_port_t port)
	Read the inputs from a Nintendo 64 controller synchronously.
void	joypad_init (void)
	Initialize the Joypad subsystem.
void	joypad_close (void)
	Close the Joypad subsystem.
void	joypad_poll (void)
	Fetch the current Joypad input state.
bool	joypad_is_connected (joypad_port_t port)
	Whether a Joybus device is plugged in to a Joypad port.
joybus_identifier_t	joypad_get_identifier (joypad_port_t port)
	Get the Joybus device identifier for a Joypad port.
joypad_style_t	joypad_get_style (joypad_port_t port)
	Get the Joypad style for a Joypad port.
joypad_accessory_type_t	joypad_get_accessory_type (joypad_port_t port)
	Get the Joypad accessory type for a Joypad port.
int	joypad_get_accessory_state (joypad_port_t port)
	Get the Joypad accessory state for a Joypad port.
int	joypad_get_accessory_error (joypad_port_t port)
	Get the Joypad accessory error for a Joypad port.
uint8_t	joypad_get_transfer_pak_status (joypad_port_t port)
	Get the Transfer Pak status byte for a Joypad port.
bool	joypad_get_rumble_supported (joypad_port_t port)
	Is rumble supported for a Joypad port?
bool	joypad_get_rumble_active (joypad_port_t port)
	Is rumble active for a Joypad port?
void	joypad_set_rumble_active (joypad_port_t port, bool active)
	Activate or deactivate rumble on a Joypad port.
joypad_inputs_t	joypad_get_inputs (joypad_port_t port)
	Get the current Joypad inputs state for a Joypad port.
joypad_buttons_t	joypad_get_buttons (joypad_port_t port)
	Get the current Joypad buttons state for a Joypad port.
joypad_buttons_t	joypad_get_buttons_pressed (joypad_port_t port)
	Get the Joypad buttons that were pressed since the last time Joypads were read for a Joypad port.
joypad_buttons_t	joypad_get_buttons_released (joypad_port_t port)
	Get the Joypad buttons that were released since the last time Joypads were read for a Joypad port.
joypad_buttons_t	joypad_get_buttons_held (joypad_port_t port)
	Get the Joypad buttons that are held down since the last time Joypads were read for a Joypad port.
int	joypad_get_axis_pressed (joypad_port_t port, joypad_axis_t axis)
	Get the direction of a "press" of an axis on a Joypad port.
int	joypad_get_axis_released (joypad_port_t port, joypad_axis_t axis)
	Get the direction of a "release" of an axis on a Joypad port.
int	joypad_get_axis_held (joypad_port_t port, joypad_axis_t axis)
	Get the direction that an axis is held on a Joypad port.
joypad_8way_t	joypad_get_direction (joypad_port_t port, joypad_2d_t axes)
	Get the 8-way direction for a Joypad port's directional axes.

Variables
"Hot" (interrupt-driven) global state
volatile joybus_identifier_t	joypad_identifiers_hot [JOYPAD_PORT_COUNT] = {0}
	Joypad identifiers for each port.
volatile joypad_device_hot_t	joypad_devices_hot [JOYPAD_PORT_COUNT] = {0}
	Joypad "hot" devices for each port.
volatile joypad_gcn_origin_t	joypad_origins_hot [JOYPAD_PORT_COUNT] = {0}
	Joypad origins for each port.
volatile joypad_accessory_t	joypad_accessories_hot [JOYPAD_PORT_COUNT] = {0}
	Joypad accessories for each port.
"Cold" (non-volatile) global state

Detailed Description

Joypad Subsystem.

Author

Christopher Bonhage me@ch.nosp@m.rist.nosp@m.opher.nosp@m.bonh.nosp@m.age.c.nosp@m.om