public void InjectAllTransformRecognizerActiveState(IHand hand, TransformFeatureConfigList transformFeatureList,
TransformConfig transformConfig)
{
InjectHand(hand);
InjectTransformFeatureList(transformFeatureList);
InjectTransformConfig(transformConfig);
}
public void RegisterNewConfig(TransformConfig transformConfig)
{
//Register time provider indirectly in case reference changes
Func <float> getTime = () => _timeProvider();
_transformFeatureStateCollection.RegisterConfig(transformConfig, _jointData, getTime);
}
/// <summary>
/// Returns the current value of the feature. If the hand joints are not populated with
/// valid data (for instance, due to a disconnected hand), the method will return null;
/// </summary>
public float?GetFeatureValue(TransformConfig config,
TransformFeature transformFeature)
{
if (!IsHandDataValid())
{
return(null);
}
return(TransformFeatureValueProvider.GetValue(transformFeature,
_jointData, config));
}
public bool GetCurrentState(TransformConfig config, TransformFeature transformFeature,
out string currentState)
{
if (!IsHandDataValid())
{
currentState = default;
return(false);
}
currentState = GetCurrentFeatureState(config, transformFeature);
return(currentState != default);
}
public bool IsStateActive(TransformConfig config, TransformFeature feature, FeatureStateActiveMode mode, string stateId)
{
var currentState = GetCurrentFeatureState(config, feature);
switch (mode)
{
case FeatureStateActiveMode.Is:
return(currentState == stateId);
case FeatureStateActiveMode.IsNot:
return(currentState != stateId);
default:
return(false);
}
}
public void GetFeatureVectorAndWristPos(TransformConfig config,
TransformFeature transformFeature, bool isHandVector, ref Vector3?featureVec,
ref Vector3?wristPos)
{
featureVec = null;
wristPos = null;
if (!IsHandDataValid())
{
return;
}
featureVec = isHandVector ?
TransformFeatureValueProvider.GetHandVectorForFeature(transformFeature,
_jointData, in config) :
TransformFeatureValueProvider.GetTargetVectorForFeature(transformFeature,
_jointData, in config);
wristPos = _jointData.WristPose.position;
}
public void RegisterConfig(TransformConfig transformConfig, TransformJointData jointData,
Func <float> timeProvider)
{
bool containsKeyAlready = _idToTransformStateInfo.ContainsKey(transformConfig.InstanceId);
Assert.IsFalse(containsKeyAlready,
"Trying to register multiple configs with the same id into " +
"TransformFeatureStateCollection.");
var featureStateProvider = new FeatureStateProvider <TransformFeature, string>
// note that jointData and transformConfig are reference types (classes), because they can change
// during run time
((feature) => TransformFeatureValueProvider.GetValue(feature, jointData, transformConfig),
feature => (int)feature,
timeProvider);
TransformStateInfo newTransfState = new TransformStateInfo(transformConfig, featureStateProvider);
featureStateProvider.InitializeThresholds(transformConfig.FeatureThresholds);
_idToTransformStateInfo.Add(transformConfig.InstanceId, newTransfState);
}
public static float GetValue(TransformFeature transformFeature, TransformJointData transformJointData,
TransformConfig transformConfig)
{
TransformProperties transformProps =
new TransformProperties(transformJointData.CenterEyePose, transformJointData.WristPose,
transformJointData.Handedness, transformJointData.TrackingSystemUp,
transformJointData.TrackingSystemForward);
switch (transformFeature)
{
case TransformFeature.WristDown:
return(GetWristDownValue(in transformProps, in transformConfig));
case TransformFeature.WristUp:
return(GetWristUpValue(in transformProps, in transformConfig));
case TransformFeature.PalmDown:
return(GetPalmDownValue(in transformProps, in transformConfig));
case TransformFeature.PalmUp:
return(GetPalmUpValue(in transformProps, in transformConfig));
case TransformFeature.PalmTowardsFace:
return(GetPalmTowardsFaceValue(in transformProps, in transformConfig));
case TransformFeature.PalmAwayFromFace:
return(GetPalmAwayFromFaceValue(in transformProps, in transformConfig));
case TransformFeature.FingersUp:
return(GetFingersUpValue(in transformProps, in transformConfig));
case TransformFeature.FingersDown:
return(GetFingersDownValue(in transformProps, in transformConfig));
case TransformFeature.PinchClear:
default:
return(GetPinchClearValue(in transformProps, in transformConfig));
}
}
public void InjectTransformConfig(TransformConfig transformConfig)
{
_transformConfig = transformConfig;
}
public TransformStateInfo(TransformConfig transformConfig,
FeatureStateProvider <TransformFeature, string> stateProvider)
{
Config = transformConfig;
StateProvider = stateProvider;
}
private string GetCurrentFeatureState(TransformConfig config,
TransformFeature feature)
{
return(_transformFeatureStateCollection.GetStateProvider(config).
GetCurrentFeatureState(feature));
}
public void UnRegisterConfig(TransformConfig transformConfig)
{
_transformFeatureStateCollection.UnRegisterConfig(transformConfig);
}
public void SetConfig(int configId, TransformConfig config)
{
_idToTransformStateInfo[configId].Config = config;
}
public FeatureStateProvider <TransformFeature, string> GetStateProvider(
TransformConfig transformConfig)
{
return(_idToTransformStateInfo[transformConfig.InstanceId].StateProvider);
}
public void UnRegisterConfig(TransformConfig transformConfig)
{
_idToTransformStateInfo.Remove(transformConfig.InstanceId);
}