mirror of
https://github.com/Relintai/sdl2_frt.git
synced 2024-12-20 22:16:49 +01:00
126 lines
3.6 KiB
C
126 lines
3.6 KiB
C
|
/*
|
||
|
Simple DirectMedia Layer
|
||
|
Copyright (C) 1997-2015 Sam Lantinga <slouken@libsdl.org>
|
||
|
|
||
|
This software is provided 'as-is', without any express or implied
|
||
|
warranty. In no event will the authors be held liable for any damages
|
||
|
arising from the use of this software.
|
||
|
|
||
|
Permission is granted to anyone to use this software for any purpose,
|
||
|
including commercial applications, and to alter it and redistribute it
|
||
|
freely, subject to the following restrictions:
|
||
|
|
||
|
1. The origin of this software must not be misrepresented; you must not
|
||
|
claim that you wrote the original software. If you use this software
|
||
|
in a product, an acknowledgment in the product documentation would be
|
||
|
appreciated but is not required.
|
||
|
2. Altered source versions must be plainly marked as such, and must not be
|
||
|
misrepresented as being the original software.
|
||
|
3. This notice may not be removed or altered from any source distribution.
|
||
|
*/
|
||
|
#include "../../SDL_internal.h"
|
||
|
|
||
|
#if defined(SDL_JOYSTICK_DUMMY) || defined(SDL_JOYSTICK_DISABLED)
|
||
|
|
||
|
/* This is the dummy implementation of the SDL joystick API */
|
||
|
|
||
|
#include "SDL_joystick.h"
|
||
|
#include "../SDL_sysjoystick.h"
|
||
|
#include "../SDL_joystick_c.h"
|
||
|
|
||
|
/* Function to scan the system for joysticks.
|
||
|
* It should return 0, or -1 on an unrecoverable fatal error.
|
||
|
*/
|
||
|
int
|
||
|
SDL_SYS_JoystickInit(void)
|
||
|
{
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int SDL_SYS_NumJoysticks()
|
||
|
{
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
void SDL_SYS_JoystickDetect()
|
||
|
{
|
||
|
}
|
||
|
|
||
|
/* Function to get the device-dependent name of a joystick */
|
||
|
const char *
|
||
|
SDL_SYS_JoystickNameForDeviceIndex(int device_index)
|
||
|
{
|
||
|
SDL_SetError("Logic error: No joysticks available");
|
||
|
return (NULL);
|
||
|
}
|
||
|
|
||
|
/* Function to perform the mapping from device index to the instance id for this index */
|
||
|
SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index)
|
||
|
{
|
||
|
return device_index;
|
||
|
}
|
||
|
|
||
|
/* Function to open a joystick for use.
|
||
|
The joystick to open is specified by the device index.
|
||
|
This should fill the nbuttons and naxes fields of the joystick structure.
|
||
|
It returns 0, or -1 if there is an error.
|
||
|
*/
|
||
|
int
|
||
|
SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
|
||
|
{
|
||
|
return SDL_SetError("Logic error: No joysticks available");
|
||
|
}
|
||
|
|
||
|
/* Function to determine if this joystick is attached to the system right now */
|
||
|
SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
|
||
|
{
|
||
|
return SDL_TRUE;
|
||
|
}
|
||
|
|
||
|
/* Function to update the state of a joystick - called as a device poll.
|
||
|
* This function shouldn't update the joystick structure directly,
|
||
|
* but instead should call SDL_PrivateJoystick*() to deliver events
|
||
|
* and update joystick device state.
|
||
|
*/
|
||
|
void
|
||
|
SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
/* Function to close a joystick after use */
|
||
|
void
|
||
|
SDL_SYS_JoystickClose(SDL_Joystick * joystick)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
/* Function to perform any system-specific joystick related cleanup */
|
||
|
void
|
||
|
SDL_SYS_JoystickQuit(void)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index )
|
||
|
{
|
||
|
SDL_JoystickGUID guid;
|
||
|
/* the GUID is just the first 16 chars of the name for now */
|
||
|
const char *name = SDL_SYS_JoystickNameForDeviceIndex( device_index );
|
||
|
SDL_zero( guid );
|
||
|
SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
|
||
|
return guid;
|
||
|
}
|
||
|
|
||
|
|
||
|
SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick)
|
||
|
{
|
||
|
SDL_JoystickGUID guid;
|
||
|
/* the GUID is just the first 16 chars of the name for now */
|
||
|
const char *name = joystick->name;
|
||
|
SDL_zero( guid );
|
||
|
SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
|
||
|
return guid;
|
||
|
}
|
||
|
|
||
|
#endif /* SDL_JOYSTICK_DUMMY || SDL_JOYSTICK_DISABLED */
|
||
|
|
||
|
/* vi: set ts=4 sw=4 expandtab: */
|