/// <summary>
/// Project curve points onto collider or layer.
/// </summary>
/// <param name="parentAsset">Parent asset of the curve</param>
/// <param name="rayDirection">Direction to cast ray</param>
/// <param name="rayDistance">Maximum ray cast distance</param>
public void ProjectToColliders(HEU_HoudiniAsset parentAsset, Vector3 rayDirection, float rayDistance)
{
bool bRequiresUpload = false;
LayerMask layerMask = Physics.DefaultRaycastLayers;
HEU_Curve.CurveDrawCollision collisionType = parentAsset.CurveDrawCollision;
if (collisionType == CurveDrawCollision.COLLIDERS)
{
List<Collider> colliders = parentAsset.GetCurveDrawColliders();
bool bFoundHit = false;
int numPoints = _points.Count;
for (int i = 0; i < numPoints; ++i)
{
bFoundHit = false;
RaycastHit[] rayHits = Physics.RaycastAll(_points[i], rayDirection, rayDistance, layerMask, QueryTriggerInteraction.Ignore);
foreach (RaycastHit hit in rayHits)
{
foreach (Collider collider in colliders)
{
if (hit.collider == collider)
{
_points[i] = hit.point;
bFoundHit = true;
bRequiresUpload = true;
break;
}
}
if (bFoundHit)
{
break;
}
}
}
}
else if (collisionType == CurveDrawCollision.LAYERMASK)
{
layerMask = parentAsset.GetCurveDrawLayerMask();
int numPoints = _points.Count;
for (int i = 0; i < numPoints; ++i)
{
RaycastHit hitInfo;
if (Physics.Raycast(_points[i], rayDirection, out hitInfo, rayDistance, layerMask, QueryTriggerInteraction.Ignore))
{
_points[i] = hitInfo.point;
bRequiresUpload = true;
}
}
}
if (bRequiresUpload)
{
HEU_ParameterData paramData = _parameters.GetParameter(HEU_Defines.CURVE_COORDS_PARAM);
if (paramData != null)
{
paramData._stringValues[0] = GetPointsString(_points);
}
SetEditState(CurveEditState.REQUIRES_GENERATION);
}
}
// LOGIC -----------------------------------------------------------------------------------------------------
public bool SetupHandle(HEU_SessionBase session, HAPI_NodeId assetID, int handleIndex, string handleName,
HEU_HandleType handleType, ref HAPI_HandleInfo handleInfo, HEU_Parameters parameters)
{
_handleIndex = handleIndex;
_handleName = handleName;
_handleType = handleType;
HAPI_HandleBindingInfo[] handleBindingInfos = new HAPI_HandleBindingInfo[handleInfo.bindingsCount];
if (!session.GetHandleBindingInfo(assetID, _handleIndex, handleBindingInfos, 0, handleInfo.bindingsCount))
{
return false;
}
HAPI_ParmId translateParmID = -1;
HAPI_ParmId rotateParmID = -1;
HAPI_ParmId scaleParmID = -1;
HAPI_ParmId rstOrderParmID = -1;
HAPI_ParmId xyzOrderParmID = -1;
_rstOrder = HAPI_RSTOrder.HAPI_SRT;
_xyzOrder = HAPI_XYZOrder.HAPI_XYZ;
_handleParamTranslateBinding = null;
_handleParamRotateBinding = null;
_handleParamScaleBinding = null;
for (int i = 0; i < handleBindingInfos.Length; ++i)
{
string parmName = HEU_SessionManager.GetString(handleBindingInfos[i].handleParmNameSH, session);
//string assetParmName = HEU_SessionManager.GetString(handleBindingInfos[i].assetParmNameSH, session);
//Debug.LogFormat("Handle {0} has parm {1} with asset parm {2} with asset parm id {3}", handleName, parmName, assetParmName, handleBindingInfos[i].assetParmId);
if (parmName.Equals("tx") || parmName.Equals("ty") || parmName.Equals("tz"))
{
translateParmID = handleBindingInfos[i].assetParmId;
if(_handleParamTranslateBinding == null)
{
HEU_ParameterData parmData = parameters.GetParameterWithParmID(translateParmID);
if (parmData != null && !parmData._parmInfo.invisible)
{
_handleParamTranslateBinding = new HEU_HandleParamBinding();
_handleParamTranslateBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.TRANSLATE;
_handleParamTranslateBinding._parmID = parmData.ParmID;
_handleParamTranslateBinding._paramName = parmData._name;
_handleParamTranslateBinding._bDisabled = parmData._parmInfo.disabled;
}
}
if(_handleParamTranslateBinding != null)
{
if(parmName.Equals("tx"))
{
_handleParamTranslateBinding._boundChannels[0] = true;
}
else if (parmName.Equals("ty"))
{
_handleParamTranslateBinding._boundChannels[1] = true;
}
else if (parmName.Equals("tz"))
{
_handleParamTranslateBinding._boundChannels[2] = true;
}
}
}
if (parmName.Equals("rx") || parmName.Equals("ry") || parmName.Equals("rz"))
{
rotateParmID = handleBindingInfos[i].assetParmId;
if(_handleParamRotateBinding == null)
{
HEU_ParameterData parmData = parameters.GetParameterWithParmID(rotateParmID);
if (parmData != null && !parmData._parmInfo.invisible)
{
_handleParamRotateBinding = new HEU_HandleParamBinding();
_handleParamRotateBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.ROTATE;
_handleParamRotateBinding._parmID = parmData.ParmID;
_handleParamRotateBinding._paramName = parmData._name;
_handleParamRotateBinding._bDisabled = parmData._parmInfo.disabled;
}
}
if (_handleParamRotateBinding != null)
{
if (parmName.Equals("rx"))
{
_handleParamRotateBinding._boundChannels[0] = true;
}
else if (parmName.Equals("ry"))
{
_handleParamRotateBinding._boundChannels[1] = true;
}
else if (parmName.Equals("rz"))
{
_handleParamRotateBinding._boundChannels[2] = true;
}
}
}
if (parmName.Equals("sx") || parmName.Equals("sy") || parmName.Equals("sz"))
{
scaleParmID = handleBindingInfos[i].assetParmId;
if (_handleParamScaleBinding == null)
{
HEU_ParameterData parmData = parameters.GetParameterWithParmID(scaleParmID);
if (parmData != null && !parmData._parmInfo.invisible)
{
_handleParamScaleBinding = new HEU_HandleParamBinding();
_handleParamScaleBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.SCALE;
_handleParamScaleBinding._parmID = parmData.ParmID;
_handleParamScaleBinding._paramName = parmData._name;
_handleParamScaleBinding._bDisabled = parmData._parmInfo.disabled;
}
}
if (_handleParamScaleBinding != null)
{
if (parmName.Equals("sx"))
{
_handleParamScaleBinding._boundChannels[0] = true;
}
else if (parmName.Equals("sy"))
{
_handleParamScaleBinding._boundChannels[1] = true;
}
else if (parmName.Equals("sz"))
{
_handleParamScaleBinding._boundChannels[2] = true;
}
}
}
if(parmName.Equals("trs_order"))
{
rstOrderParmID = handleBindingInfos[i].assetParmId;
}
if (parmName.Equals("xyz_order"))
{
xyzOrderParmID = handleBindingInfos[i].assetParmId;
}
}
if (rstOrderParmID >= 0)
{
HEU_ParameterData parmData = parameters.GetParameter(rstOrderParmID);
if (parmData != null)
{
_rstOrder = (HAPI_RSTOrder)parmData._intValues[0];
}
}
if (xyzOrderParmID >= 0)
{
HEU_ParameterData parmData = parameters.GetParameter(xyzOrderParmID);
if (parmData != null)
{
_xyzOrder = (HAPI_XYZOrder)parmData._intValues[0];
}
}
GenerateTransform(session, parameters);
return true;
}