2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/internal/sensor/tizen/tilt-sensor-impl-tizen.h>
20 #include <dali/internal/sensor/common/tilt-sensor-factory.h>
24 #include <dali/public-api/object/type-registry.h>
25 #include <dali/integration-api/debug.h>
28 #include <dali/internal/system/common/singleton-service-impl.h>
30 namespace // unnamed namespace
32 const char* const SIGNAL_TILTED = "tilted";
34 const float MAX_ORIENTATION_ROLL_VALUE = 90.f;
35 const float MAX_ORIENTATION_PITCH_VALUE = 180.f;
36 const float MAX_ACCELEROMETER_VALUE = 9.8f;
39 Dali::BaseHandle Create()
41 return Dali::Internal::Adaptor::TiltSensorFactory::Get();
44 Dali::TypeRegistration typeRegistration( typeid(Dali::TiltSensor), typeid(Dali::BaseHandle), Create );
46 Dali::SignalConnectorType signalConnector1( typeRegistration, SIGNAL_TILTED, Dali::Internal::Adaptor::TiltSensor::DoConnectSignal );
48 } // unnamed namespace
60 static void sensor_changed_cb (sensor_h sensor, sensor_event_s *event, void *user_data)
62 TiltSensorTizen* tiltSensor = reinterpret_cast< TiltSensorTizen* >( user_data );
66 tiltSensor->Update(event);
72 static std::string get_sensor_error_string(int errorValue)
78 case SENSOR_ERROR_IO_ERROR:
79 ret = "SENSOR_ERROR_IO_ERROR";
81 case SENSOR_ERROR_INVALID_PARAMETER:
82 ret = "SENSOR_ERROR_INVALID_PARAMETER";
84 case SENSOR_ERROR_NOT_SUPPORTED:
85 ret = "SENSOR_ERROR_NOT_SUPPORTED";
87 case SENSOR_ERROR_PERMISSION_DENIED:
88 ret = "SENSOR_ERROR_PERMISSION_DENIED";
90 case SENSOR_ERROR_OUT_OF_MEMORY:
91 ret = "SENSOR_ERROR_OUT_OF_MEMORY";
93 case SENSOR_ERROR_NOT_NEED_CALIBRATION:
94 ret = "SENSOR_ERROR_NOT_NEED_CALIBRATION";
96 case SENSOR_ERROR_OPERATION_FAILED:
97 ret = "SENSOR_ERROR_OPERATION_FAILED";
105 TiltSensorTizen* TiltSensorTizen::New()
107 return new TiltSensorTizen();
110 TiltSensorTizen::~TiltSensorTizen()
115 bool TiltSensorTizen::Connect()
117 #ifdef SENSOR_ENABLED
118 if(mState != DISCONNECTED)
124 const int interval = 1000/mFrequencyHertz;
127 bool isSupported = false;
129 // try to use Orientation sensor at first for less power consumption.
130 ret = sensor_is_supported(SENSOR_ORIENTATION, &isSupported);
134 DALI_LOG_ERROR("sensor_is_supported() failed : %s\n", get_sensor_error_string(ret).c_str());
138 if(isSupported == true)
140 mSensorType = SENSOR_ORIENTATION;
144 DALI_LOG_ERROR("sensor does not support SENSOR_ORIENTATION\n");
146 sensor_is_supported(SENSOR_ACCELEROMETER, &isSupported);
148 if(isSupported == false)
150 DALI_LOG_ERROR("sensor does not support both SENSOR_ORIENTATION and SENSOR_ACCELEROMETER\n");
154 mSensorType = SENSOR_ACCELEROMETER;
157 ret = sensor_get_default_sensor(mSensorType, &mSensor); /* mSensor should not be deleted */
161 DALI_LOG_ERROR("sensor_get_default_sensor() failed : %s\n", get_sensor_error_string(ret).c_str());
165 sensor_create_listener(mSensor, &mSensorListener);
166 sensor_listener_set_event_cb(mSensorListener, interval, sensor_changed_cb, this);
167 sensor_listener_set_interval(mSensorListener, interval);
169 sensor_listener_set_option(mSensorListener, SENSOR_OPTION_DEFAULT /* Not receive data when LCD is off and in power save mode */);
179 void TiltSensorTizen::Disconnect()
183 if(mState == STARTED)
188 if(mState == STOPPED || mState == CONNECTED)
190 #ifdef SENSOR_ENABLED
191 sensor_listener_unset_event_cb(mSensorListener);
192 sensor_listener_stop(mSensorListener);
193 sensor_destroy_listener(mSensorListener);
196 mSensorListener = NULL;
197 mState = DISCONNECTED;
202 bool TiltSensorTizen::Start()
204 if( mSensorListener && ( mState == CONNECTED || mState == STOPPED ) )
206 #ifdef SENSOR_ENABLED
208 ret = sensor_listener_start(mSensorListener);
209 if(ret != SENSOR_ERROR_NONE)
211 DALI_LOG_ERROR("sensor_listener_start() failed : %s\n", get_sensor_error_string(ret).c_str());
222 if( mState == STARTED )
224 DALI_LOG_ERROR("TiltSensor is already started. Current state [%d]\n", mState);
228 // mState is DISCONNECTED
229 DALI_LOG_ERROR("TiltSensor is disconnected. Current state [%d]\n", mState);
236 void TiltSensorTizen::Stop()
238 #ifdef SENSOR_ENABLED
239 if(mSensorListener && mState == STARTED)
241 sensor_listener_stop( mSensorListener );
247 bool TiltSensorTizen::IsStarted() const
249 return ( mSensorListener && mState == STARTED );
252 float TiltSensorTizen::GetRoll() const
257 float TiltSensorTizen::GetPitch() const
262 Quaternion TiltSensorTizen::GetRotation() const
267 TiltSensor::TiltedSignalType& TiltSensorTizen::TiltedSignal()
269 return mTiltedSignal;
272 void TiltSensorTizen::SetUpdateFrequency( float frequencyHertz )
274 DALI_ASSERT_ALWAYS( frequencyHertz > 0.0f && "Frequency must have a positive value" );
276 if ( fabsf(mFrequencyHertz - frequencyHertz) >= GetRangedEpsilon(mFrequencyHertz, frequencyHertz) )
278 mFrequencyHertz = frequencyHertz;
280 #ifdef SENSOR_ENABLED
283 const int interval = 1000/mFrequencyHertz;
284 sensor_listener_set_interval(mSensorListener, interval);
290 float TiltSensorTizen::GetUpdateFrequency() const
292 return mFrequencyHertz;
295 void TiltSensorTizen::SetRotationThreshold(Radian rotationThreshold)
297 mRotationThreshold = rotationThreshold;
300 Radian TiltSensorTizen::GetRotationThreshold() const
302 return mRotationThreshold;
305 bool TiltSensorTizen::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
307 bool connected( true );
308 TiltSensor* sensor = dynamic_cast<TiltSensor*>( object );
310 if( sensor && SIGNAL_TILTED == signalName )
312 sensor->TiltedSignal().Connect( tracker, functor );
316 // signalName does not match any signal
323 TiltSensorTizen::TiltSensorTizen()
324 : mState(DISCONNECTED),
325 mFrequencyHertz( Dali::TiltSensor::DEFAULT_UPDATE_FREQUENCY ),
327 mSensorListener( NULL ),
330 mRotation( Radian(0.0f), Vector3::YAXIS ),
331 mRotationThreshold( 0.0f )
337 #ifdef SENSOR_ENABLED
338 void TiltSensorTizen::Update(sensor_event_s *event)
340 Radian newRoll( 0.0f );
341 Radian newPitch( 0.0f );
342 Quaternion newRotation;
344 if(mSensorType == SENSOR_ORIENTATION)
346 newRoll = Clamp( float(event->values[2] / MAX_ORIENTATION_ROLL_VALUE) /* -90 < roll < 90 */, -1.0f/*min*/, 1.0f/*max*/ );
347 newPitch = Clamp( float(event->values[1] / MAX_ORIENTATION_PITCH_VALUE) /* -180 < pitch < 180 */, -1.0f/*min*/, 1.0f/*max*/ );
349 else if(mSensorType == SENSOR_ACCELEROMETER)
351 newRoll = Clamp( float(event->values[0] / MAX_ACCELEROMETER_VALUE), -1.0f/*min*/, 1.0f/*max*/ );
352 newPitch = Clamp( float(event->values[1] / MAX_ACCELEROMETER_VALUE), -1.0f/*min*/, 1.0f/*max*/ );
356 DALI_LOG_ERROR("Invalid sensor type\n");
360 newRotation = Quaternion( Radian( newRoll * Math::PI * -0.5f ), Vector3::YAXIS ) *
361 Quaternion( Radian( newPitch * Math::PI * -0.5f ), Vector3::XAXIS );
363 Radian angle(Quaternion::AngleBetween(newRotation, mRotation));
365 // If the change in value is more than the threshold then emit tilted signal.
366 if( angle >= mRotationThreshold )
370 mRotation = newRotation;
373 if ( !mTiltedSignal.Empty() )
375 Dali::TiltSensor handle( this );
376 mTiltedSignal.Emit( handle );
380 #endif // SENSOR_ENABLED
382 } // namespace Adaptor
384 } // namespace Internal