Removed old file from the Android build
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Sam Lantinga
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#ifdef SDL_JOYSTICK_ANDROID
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/* This is the system specific header for the SDL joystick API */
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#include <stdio.h> /* For the definition of NULL */
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#include "SDL_error.h"
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#include "SDL_events.h"
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#include "SDL_joystick.h"
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#include "../SDL_sysjoystick.h"
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#include "../SDL_joystick_c.h"
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#include "../../core/android/SDL_android.h"
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static const char *accelerometerName = "Android accelerometer";
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/* Function to scan the system for joysticks.
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* This function should set SDL_numjoysticks to the number of available
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* joysticks. Joystick 0 should be the system default joystick.
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* It should return 0, or -1 on an unrecoverable fatal error.
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*/
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int
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SDL_SYS_JoystickInit(void)
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{
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return (1);
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}
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int SDL_SYS_NumJoysticks()
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{
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return 1;
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}
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void SDL_SYS_JoystickDetect()
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{
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}
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SDL_bool SDL_SYS_JoystickNeedsPolling()
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{
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return SDL_FALSE;
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}
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/* Function to get the device-dependent name of a joystick */
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const char *
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SDL_SYS_JoystickNameForDeviceIndex(int device_index)
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{
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return accelerometerName;
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}
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/* Function to perform the mapping from device index to the instance id for this index */
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SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index)
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{
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return device_index;
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}
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/* Function to open a joystick for use.
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The joystick to open is specified by the index field of the joystick.
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This should fill the nbuttons and naxes fields of the joystick structure.
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It returns 0, or -1 if there is an error.
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*/
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int
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SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
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{
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if (device_index == 0) {
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joystick->nbuttons = 0;
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joystick->nhats = 0;
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joystick->nballs = 0;
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joystick->naxes = 3;
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return 0;
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} else {
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SDL_SetError("No joystick available with that index");
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return (-1);
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}
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}
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/* Function to determine is this joystick is attached to the system right now */
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SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
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{
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return SDL_TRUE;
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}
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/* Function to update the state of a joystick - called as a device poll.
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* This function shouldn't update the joystick structure directly,
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* but instead should call SDL_PrivateJoystick*() to deliver events
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* and update joystick device state.
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*/
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void
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SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
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{
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int i;
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Sint16 value;
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float values[3];
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if (Android_JNI_GetAccelerometerValues(values)) {
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for ( i = 0; i < 3; i++ ) {
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value = (Sint16)(values[i] * 32767.0f);
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SDL_PrivateJoystickAxis(joystick, i, value);
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}
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}
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}
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/* Function to close a joystick after use */
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void
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SDL_SYS_JoystickClose(SDL_Joystick * joystick)
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{
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}
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/* Function to perform any system-specific joystick related cleanup */
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void
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SDL_SYS_JoystickQuit(void)
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{
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}
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SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index )
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{
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SDL_JoystickGUID guid;
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// the GUID is just the first 16 chars of the name for now
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const char *name = SDL_SYS_JoystickNameForDeviceIndex( device_index );
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SDL_zero( guid );
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SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
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return guid;
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}
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SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick)
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{
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SDL_JoystickGUID guid;
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// the GUID is just the first 16 chars of the name for now
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const char *name = joystick->name;
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SDL_zero( guid );
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SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
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return guid;
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}
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#endif /* SDL_JOYSTICK_ANDROID */
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/* vi: set ts=4 sw=4 expandtab: */
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