/// <summary>
/// Called when new data has arrived from a peer via the specified Link.
/// </summary>
/// <param name="link"></param>
/// <param name="contract"></param>
/// <param name="data"></param>
/// <returns></returns>
unsafe virtual protected VscResult ReceiveCallback(VscLink link, VscContract contract, VscUpdateData data)
{
{
VscResult retRes;
var node = VsConnectNode.GetInstanceFromLink(link);
retRes = ShouldProcessCallback(node, link);
if (!retRes.IsError())
{
VscSchema schema = vsc_Api_V3_t.Contract_GetSchema(contract);
var numSchemaFields = vsc_Api_V3_t.Schema_GetNumFields(schema);
var localRole = vsc_Api_V3_t.Contract_GetLocalRole(contract);
Check(localRole == VscRole.SENDER);
Check(localRole == VscRole.SENDER);
Check(schema != IntPtr.Zero);
Check((IntPtr)vsc_Api_V3_t.UpdateData_GetSchema(data) == (IntPtr)schema);
for (int fieldIndex = 0; fieldIndex < numSchemaFields; ++fieldIndex)
{
var field = vsc_Api_V3_t.Schema_GetField(schema, fieldIndex);
var arraySize = vsc_Api_V3_t.Field_GetNumElements(field);
Check(arraySize > 0);
var vsVar = ToObject(vsc_Api_V3_t.Field_GetAppData(field)) as VSVarBase;
if (vsVar != null && vsVar.Direction == VsVarDirection.Input)
{
double *fieldValue = (double *)vsc_Api_V3_t.UpdateData_GetFieldValue(data, fieldIndex);
Check(fieldValue != null);
if (vsVar.VariableType == typeof(double))
{
((VsConnectVar <double>)vsVar).Value = *fieldValue;
}
if (vsVar.VariableType == typeof(double[]))
{
double[] values = new double[arraySize];
for (int index = 0; index < arraySize; index++)
{
values[index] = fieldValue[index];
}
((VsConnectVar <double[]>)vsVar).Value = values;
}
}
}
retRes = VscResult.OK;
}
return(retRes);
}
}
/// <summary>
/// Called by VS Connect when it needs new data to send.
/// </summary>
/// <param name="link"></param>
/// <param name="contract"></param>
/// <param name="out_data"></param>
/// <returns></returns>
unsafe virtual protected VscResult SendCallback(VscLink link, VscContract contract, VscUpdateData out_data)
{
VscResult retRes;
var node = VsConnectNode.GetInstanceFromLink(link);
retRes = ShouldProcessCallback(node, link);
if (!retRes.IsError())
{
VscSchema schema = vsc_Api_V3_t.Contract_GetSchema(contract);
var numSchemaFields = vsc_Api_V3_t.Schema_GetNumFields(schema);
var localRole = vsc_Api_V3_t.Contract_GetLocalRole(contract);
Check(localRole == VscRole.SENDER);
Check(schema != IntPtr.Zero);
Check((IntPtr)vsc_Api_V3_t.UpdateData_GetSchema(out_data) == (IntPtr)schema);
retRes = VscResult.OK;
for (int fieldIndex = 0; VscResult.OK == retRes && fieldIndex < numSchemaFields; ++fieldIndex)
{
var field = vsc_Api_V3_t.Schema_GetField(schema, fieldIndex);
double *fieldValue = (double *)vsc_Api_V3_t.UpdateData_GetFieldValue(out_data, fieldIndex);
var vsVar = ToObject(vsc_Api_V3_t.Field_GetAppData(field)) as VSVarBase;
Check(fieldValue != null);
if (vsVar == null)
{
vsc_Api_V3_t.InvalidateDouble(fieldValue);
}
else
{
var arraySize = vsc_Api_V3_t.Field_GetNumElements(field);
var vscDataType = vsc_Api_V3_t.Field_GetDataType(field);
var dataSize = vsc_Api_V3_t.Field_GetElementSizeInBits(field);
Check(vscDataType == VscDataType.FLOAT);
Check(64 == dataSize);
Check(arraySize > 0);
if (vsVar.VariableType == typeof(double))
{
*fieldValue = ((VsConnectVar <double>)vsVar).Value;
}
if (vsVar.VariableType == typeof(double[]))
{
int index = 0;
foreach (var value in ((VsConnectVar <double[]>)vsVar).Value)
{
fieldValue[index] = value;
index++;
}
}
}
}
}
return(retRes);
}
