#include <in_joystick.h>

Public Member Functions
	JoyStick (int)

void	GetJoyStick (float &x, float &y, float &z, int &buttons)

bool	isAvailable (void)

bool	is_around (float axe, float hswitch)

int	NumButtons ()

	JoyStick ()

Public Attributes
void *	otherdata

int	nr_of_axes

int	nr_of_buttons

int	nr_of_hats

int	hat_margin

size_t	player

bool	axis_inverse [MAX_AXES]

int	axis_axis [MAX_AXES]

float	joy_axis [MAX_AXES]

unsigned char	digital_hat [MAX_DIGITAL_HATSWITCHES]

bool	debug_digital_hatswitch

int	joy_buttons

bool	joy_available

float	joy_xmin

float	joy_xmax

float	joy_ymin

float	joy_ymax

float	joy_zmin

float	joy_zmax

float	joy_x

float	joy_y

float	joy_z

float	deadzone

Detailed Description

Definition at line 62 of file in_joystick.h.

Constructor & Destructor Documentation

JoyStick::JoyStick ( int which)

Definition at line 177 of file in_joystick.cpp.

References axis_axis, axis_inverse, vs_options::deadband, deadzone, vs_options::debug_digital_hatswitch, debug_digital_hatswitch, j, joy_available, joy_axis, joy_buttons, joy_x, joy_y, joy_z, MAX_AXES, vs_options::mouse_deadband, MOUSE_JOYSTICK, nr_of_axes, nr_of_buttons, nr_of_hats, num_joysticks, and player.

                               : mouse( which == MOUSE_JOYSTICK )
 {
     for (int j = 0; j < MAX_AXES; ++j) {
         axis_axis[j]    = -1;
         axis_inverse[j] = false;
         joy_axis[j]     = 0;
     }
     joy_buttons = 0;
 
     player = which;     //by default bind players to whichever joystick it is
     debug_digital_hatswitch = game_options.debug_digital_hatswitch;
     if (which != MOUSE_JOYSTICK)
         deadzone = game_options.deadband;
 
     else
         deadzone = game_options.mouse_deadband;
     ;
     joy_available = 0;
     joy_x = joy_y = joy_z = 0;
     if (which == MOUSE_JOYSTICK)
         InitMouse( which );
 #if defined (NO_SDL_JOYSTICK)
     return;
 
 #else
 #ifdef HAVE_SDL
     num_joysticks = SDL_NumJoysticks();
     if (which >= num_joysticks) {
         if (which != MOUSE_JOYSTICK)
             joy_available = false;
         return;
     }
     joy = SDL_JoystickOpen( which );     //joystick nr should be configurable
     if (joy == NULL) {
         printf( "warning: no joystick nr %d\n", which );
         joy_available = false;
         return;
     }
     joy_available = true;
     nr_of_axes    = SDL_JoystickNumAxes( joy );
     nr_of_buttons = SDL_JoystickNumButtons( joy );
     nr_of_hats    = SDL_JoystickNumHats( joy );
 #else
     //WE HAVE GLUT
     if (which > 0 && which != MOUSE_JOYSTICK) {
         joy_available = false;
         return;
     }
     joy_available = true;
     nr_of_axes    = 3;     //glutDeviceGet(GLUT_JOYSTICK_AXES);
     nr_of_buttons = 15;     //glutDeviceGet(GLUT_JOYSTICK_BUTTONS);
     nr_of_hats    = 0;
 #endif //we have GLUT
 #endif
     printf( "axes: %d buttons: %d hats: %d\n", nr_of_axes, nr_of_buttons, nr_of_hats );
 }

JoyStick::JoyStick ( )

Definition at line 116 of file in_joystick.cpp.

References axis_axis, axis_inverse, j, joy_axis, joy_buttons, and MAX_AXES.

 {
     for (int j = 0; j < MAX_AXES; ++j) {
         axis_axis[j]    = -1;
         axis_inverse[j] = false;
         joy_axis[j]     = axis_axis[j] = 0;
     }
     joy_buttons = 0;
 }

Member Function Documentation

void JoyStick::GetJoyStick	(	float &	x,
		float &	y,
		float &	z,
		int &	buttons
	)

Definition at line 329 of file in_joystick.cpp.

References a, digital_hat, h, joy_available, joy_axis, joy_buttons, JoystickPollingRate(), MAX_AXES, modifyDeadZone(), modifyExponent(), nr_of_buttons, and nr_of_hats.

Referenced by ProcessJoystick().

 {
     //int status;
     if (joy_available == false) {
         for (int a = 0; a < MAX_AXES; a++)
             joy_axis[a] = 0;
         x = y = z = 0;
         joy_buttons = buttons = 0;
         return;
     } else if (mouse) {
         GetMouse( x, y, z, buttons );
         return;
     }
     int a;
 #ifndef NO_SDL_JOYSTICK
 #if defined (HAVE_SDL)
     int numaxes = SDL_JoystickNumAxes( joy );
 
     vector< Sint16 >axi( numaxes < MAX_AXES ? MAX_AXES : numaxes );
     for (a = 0; a < numaxes; a++)
         axi[a] = SDL_JoystickGetAxis( joy, a );
     joy_buttons   = 0;
     nr_of_buttons = SDL_JoystickNumButtons( joy );
     for (int i = 0; i < nr_of_buttons; i++) {
         int butt = SDL_JoystickGetButton( joy, i );
         if (butt == 1)
             joy_buttons |= (1<<i);
     }
     for (int h = 0; h < nr_of_hats; h++)
         digital_hat[h] = SDL_JoystickGetHat( joy, h );
     for (a = 0; a < MAX_AXES; a++)
         joy_axis[a] = ( (float) axi[a]/32768.0 );
     modifyDeadZone( this );
     modifyExponent( this );
 #else //we have glut
     if (JoystickPollingRate() <= 0)
         glutForceJoystickFunc();
 #endif
     x = joy_axis[0];
     y = joy_axis[1];
     z = joy_axis[2];
     buttons = joy_buttons;
 #endif //we have no joystick
 }