#include <list>
#include <lin_time.h>
#include "vegastrike.h"
#include "vs_globals.h"
#include "in_handler.h"
#include "in_joystick.h"
#include "config_xml.h"
#include "in_mouse.h"
#include "gldrv/gl_include.h"
#include "options.h"

Classes
struct	mouseData

Macros
#define	NO_SDL_JOYSTICK

Functions
void	modifyDeadZone (JoyStick *j)

void	modifyExponent (JoyStick *j)

void	JoyStickToggleDisable ()

void	JoyStickToggleKey (const KBData &key, KBSTATE a)

void	myGlutJoystickCallback (unsigned int buttonmask, int x, int y, int z)

int	JoystickPollingRate ()

void	InitJoystick ()

void	DeInitJoystick ()

void	GetMouseXY (int &mousex, int &mousey)

Variables
vs_options	game_options

static int	maxx = 1

static int	minx = -1

static int	maxy = 1

static int	miny = -1

static int	maxz = 1

static int	minz = -1

JoyStick *	joystick [MAX_JOYSTICKS]

int	num_joysticks = 0

static bool	JoyStickToggle = true

Macro Definition Documentation

#define NO_SDL_JOYSTICK

Definition at line 38 of file in_joystick.cpp.

Function Documentation

void DeInitJoystick ( )

Definition at line 172 of file in_joystick.cpp.

References i, and MAX_JOYSTICKS.

Referenced by DeInitInput().

 {
     for (int i = 0; i < MAX_JOYSTICKS; i++)
         delete joystick[i];
 }

void GetMouseXY	(	int &	mousex,
		int &	mousey
	)

Definition at line 43 of file in_mouse.cpp.

References mousex, and mousey.

 {
     mx = mousex;
     my = mousey;
 }

void InitJoystick ( )

Definition at line 129 of file in_joystick.cpp.

References vs_options::force_use_of_joystick, h, i, j, JoystickPollingRate(), MAX_DIGITAL_HATSWITCHES, MAX_DIGITAL_VALUES, MAX_HATSWITCHES, MAX_JOYSTICKS, MAX_VALUES, myGlutJoystickCallback(), num_joysticks, NUMJBUTTONS, UnbindDigitalHatswitchKey(), UnbindHatswitchKey(), UnbindJoyKey(), and v.

Referenced by InitInput().

 {
     int i;
     for (i = 0; i < NUMJBUTTONS; i++)
         for (int j = 0; j < MAX_JOYSTICKS; j++)
             UnbindJoyKey( j, i );
     for (int h = 0; h < MAX_HATSWITCHES; h++)
         for (int v = 0; v < MAX_VALUES; v++)
             UnbindHatswitchKey( h, v );
     for (int j = 0; j < MAX_JOYSTICKS; j++)
         for (int h = 0; h < MAX_DIGITAL_HATSWITCHES; h++)
             for (int v = 0; v < MAX_DIGITAL_VALUES; v++)
                 UnbindDigitalHatswitchKey( j, h, v );
 #ifndef NO_SDL_JOYSTICK
 #ifdef HAVE_SDL
     num_joysticks = SDL_NumJoysticks();
     printf( "%i joysticks were found.\n\n", num_joysticks );
     printf( "The names of the joysticks are:\n" );
 #else
     //use glut
     if (glutDeviceGet( GLUT_HAS_JOYSTICK ) || game_options.force_use_of_joystick) {
         printf( "setting joystick functionality:: joystick online" );
         glutJoystickFunc( myGlutJoystickCallback, JoystickPollingRate() );
         num_joysticks = 1;
     }
 #endif
 #endif
     for (i = 0; i < MAX_JOYSTICKS; i++) {
 #ifndef NO_SDL_JOYSTICK
 #ifdef HAVE_SDL
         if (i < num_joysticks)
             printf( "    %s\n", SDL_JoystickName( i ) );
 #else
         if (i < num_joysticks)
             //SDL_EventState (SDL_JOYBUTTONDOWN,SDL_ENABLE);
             //SDL_EventState (SDL_JOYBUTTONUP,SDL_ENABLE);
             printf( "Glut detects %d joystick", i+1 );
 #endif
 #endif
         joystick[i] = new JoyStick( i );         //SDL_Init is done in main.cpp
     }
 }

int JoystickPollingRate ( )

Definition at line 125 of file in_joystick.cpp.

References vs_options::polling_rate.

Referenced by JoyStick::GetJoyStick(), and InitJoystick().

 {
     return game_options.polling_rate;
 }

void JoyStickToggleDisable ( )

Definition at line 80 of file in_joystick.cpp.

References JoyStickToggle.

Referenced by FlyByKeyboard::DownKey(), FlyByKeyboard::LeftKey(), FlyByKeyboard::RightKey(), and FlyByKeyboard::UpKey().

 {
     JoyStickToggle = false;
 }

void JoyStickToggleKey	(	const KBData &	key,
		KBSTATE	a
	)

Definition at line 84 of file in_joystick.cpp.

References JoyStickToggle, and PRESS.

Referenced by initGlobalCommandMap().

 {
     if (a == PRESS)
         JoyStickToggle = !JoyStickToggle;
 }

void modifyDeadZone ( JoyStick * j)

Definition at line 56 of file in_joystick.cpp.

References a, JoyStick::deadzone, JoyStick::joy_axis, and JoyStick::nr_of_axes.

Referenced by JoyStick::GetJoyStick(), and myGlutJoystickCallback().

 {
     for (int a = 0; a < j->nr_of_axes; a++) {
         if (fabs( j->joy_axis[a] ) <= j->deadzone)
             j->joy_axis[a] = 0.0;
         else if (j->joy_axis[a] > 0)
             j->joy_axis[a] -= j->deadzone;
         else
             j->joy_axis[a] += j->deadzone;
         if (j->deadzone < .999)
             j->joy_axis[a] /= (1-j->deadzone);
     }
 }

void modifyExponent ( JoyStick * j)

Definition at line 69 of file in_joystick.cpp.

References a, JoyStick::joy_axis, vs_options::joystick_exponent, and JoyStick::nr_of_axes.

Referenced by JoyStick::GetJoyStick(), and myGlutJoystickCallback().

 {
     if ( (game_options.joystick_exponent != 1.0) && (game_options.joystick_exponent > 0) ) {
         for (int a = 0; a < j->nr_of_axes; a++)
             j->joy_axis[a] =
                 ( (j->joy_axis[a] < 0) ? -pow( -j->joy_axis[a], game_options.joystick_exponent ) : pow( j->joy_axis[a],
                                                                                                         game_options.
                                                                                                         joystick_exponent ) );
     }
 }

void myGlutJoystickCallback	(	unsigned int	buttonmask,
		int	x,
		int	y,
		int	z
	)

Definition at line 89 of file in_joystick.cpp.

References float, i, JoyStick::joy_axis, JoyStick::joy_buttons, JoyStickToggle, MAX_AXES, maxx, maxy, maxz, minx, miny, minz, modifyDeadZone(), modifyExponent(), x, and y.

Referenced by InitJoystick().

 {
     unsigned int i;
     for (i = 0; i < MAX_AXES; i++)
         joystick[0]->joy_axis[i] = 0.0;
     joystick[0]->joy_buttons = 0;
     if (JoyStickToggle) {
         joystick[0]->joy_buttons = buttonmask;
         if (joystick[0]->nr_of_axes > 0)
             //Set the max and min of each axis - Okona
             if (x < minx) minx = x;
         if (x > maxx) maxx = x;
         //Calculate an autocalibrated value based on the max min values - Okona
         joystick[0]->joy_axis[0] = ( (float) x-( ( (float) (maxx+minx) )/2.0 ) )/( ( (float) (maxx-minx) )/2.0 );
         if (joystick[0]->nr_of_axes > 1)
             if (y < miny) miny = y;
         if (y > maxy) maxy = y;
         joystick[0]->joy_axis[1] = ( (float) y-( ( (float) (maxy+miny) )/2.0 ) )/( ( (float) (maxy-miny) )/2.0 );
         if (joystick[0]->nr_of_axes > 2)
             if (z < minz) minz = z;
         if (z > maxz) maxz = z;
         joystick[0]->joy_axis[2] = ( (float) z-( ( (float) (maxz+minz) )/2.0 ) )/( ( (float) (maxz-minz) )/2.0 );
         modifyDeadZone( joystick[0] );
         modifyExponent( joystick[0] );
     }
 }