shithub: cstory

ref: 530dab7bab4398f255210685046bae13c9946112
dir: /external/SDL2/src/sensor/dummy/SDL_dummysensor.c/

/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2020 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_config.h"

#if defined(SDL_SENSOR_DUMMY) || defined(SDL_SENSOR_DISABLED)

#include "SDL_error.h"
#include "SDL_sensor.h"
#include "SDL_dummysensor.h"
#include "../SDL_syssensor.h"

static int
SDL_DUMMY_SensorInit(void)
{
    return 0;
}

static int
SDL_DUMMY_SensorGetCount(void)
{
    return 0;
}

static void
SDL_DUMMY_SensorDetect(void)
{
}

static const char *
SDL_DUMMY_SensorGetDeviceName(int device_index)
{
    return NULL;
}

static SDL_SensorType
SDL_DUMMY_SensorGetDeviceType(int device_index)
{
    return SDL_SENSOR_INVALID;
}

static int
SDL_DUMMY_SensorGetDeviceNonPortableType(int device_index)
{
    return -1;
}

static SDL_SensorID
SDL_DUMMY_SensorGetDeviceInstanceID(int device_index)
{
    return -1;
}

static int
SDL_DUMMY_SensorOpen(SDL_Sensor *sensor, int device_index)
{
    return SDL_Unsupported();
}
    
static void
SDL_DUMMY_SensorUpdate(SDL_Sensor *sensor)
{
}

static void
SDL_DUMMY_SensorClose(SDL_Sensor *sensor)
{
}

static void
SDL_DUMMY_SensorQuit(void)
{
}

SDL_SensorDriver SDL_DUMMY_SensorDriver =
{
    SDL_DUMMY_SensorInit,
    SDL_DUMMY_SensorGetCount,
    SDL_DUMMY_SensorDetect,
    SDL_DUMMY_SensorGetDeviceName,
    SDL_DUMMY_SensorGetDeviceType,
    SDL_DUMMY_SensorGetDeviceNonPortableType,
    SDL_DUMMY_SensorGetDeviceInstanceID,
    SDL_DUMMY_SensorOpen,
    SDL_DUMMY_SensorUpdate,
    SDL_DUMMY_SensorClose,
    SDL_DUMMY_SensorQuit,
};

#endif /* SDL_SENSOR_DUMMY || SDL_SENSOR_DISABLED */

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