/// <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>
/// Callback that informs us when a Link is connected.
/// </summary>
/// <param name="connectingLink"></param>
/// <returns></returns>
virtual protected VscResult LinkConnectCallback(VscLink connectingLink)
{
VscResult retRes = VscResult.OK;
Log($"VS Connect Link connecting: {connectingLink.ptr.ToInt64():x}.\n");
VsConnectNode node = VsConnectNode.GetInstanceFromLink(connectingLink);
retRes = ShouldProcessCallback(node, connectingLink);
return(retRes);
}
static public VsConnectNode GetInstanceFromLink(VscLink link)
{
VsConnectNode retNode = null;
var vscNode = vsc_Api_V3_t.Link_GetNode(link);
if (vscNode != IntPtr.Zero)
{
var nodeAppData = vsc_Api_V3_t.Node_GetAppData(vscNode);
retNode = VsUtility.ToObject(nodeAppData) as VsConnectNode;
}
return(retNode);
}
virtual protected VscResult ShouldProcessCallback(VsConnectNode node, VscLink link)
{
VscResult retRes;
if (node == null || link == IntPtr.Zero)
{
retRes = VscResult.ERROR_INVALID_PARAM;
}
else if (node.ShuttingDown)
{
retRes = VscResult.ERROR_UNAVAILABLE;
}
else
{
retRes = VscResult.OK;
}
return(retRes);
}
public VsConnectNode Listen_IP(string ListenAddress
, int port = 0
, int maxConnections = 10
, bool requireTimeSync = false)
{
ListenAddress.TrimAndUnquoteInPlace();
VscResult createRes = VscResult.UNDEFINED;
var newNodePtr = vsc_Api_V3_t.Node_Create_UDPIP(ListenAddress
, (ushort)port
, maxConnections
, requireTimeSync ? VscTimeSyncMode.ABSOLUTE : VscTimeSyncMode.NONE
, linkConnectCallback
, linkdisconnectCallback
, contractRequestCallback
, contractCanceledCallback
, sendUpdateCallback
, receiveUpdateCallback
, null
, ref createRes
);
if (newNodePtr != IntPtr.Zero)
{
var newNode = new VsConnectNode(newNodePtr);
vsc_Api_V3_t.Node_SetAppData(newNode.VscNode, ToPtr(newNode));
Log(("Successfully created VS Connect Server Node."));
mVscNodes.Add(newNode);
return(newNode);
}
else
{
LogError($"Failed to create VS Connect Server Node: {ListenAddress}:{port}");
return(null);
}
}
virtual protected VscResult ProcessContractRequest(VscLink link, VscContract contract)
{
VscResult retRes;
var node = VsConnectNode.GetInstanceFromLink(link);
retRes = ShouldProcessCallback(node, link);
if (retRes.IsError())
{
LogWarning("VS Connect - Ignoring Contract Request.");
}
else
{
var tsMode = vsc_Api_V3_t.Contract_GetTsMode(contract);
if (vsc_Api_V3_t.Contract_GetLocalRole(contract) == VscRole.RECEIVER &&
VS_TS_REQUIRE_FIXED_FRAME_RATE == 1 &&
tsMode != VscTimeSyncMode.NONE
//&& !GEngine->bUseFixedFrameRate
)
{
LogError("VS Connect - Rejecting Incoming Contract with Time Sync (TS) enabled. Unity must be operating in fixed framerate mode to use TS.");
retRes = VscResult.ERROR_UNSUPPORTED;
}
else
{
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(schema != IntPtr.Zero);
if (localRole == VscRole.SENDER)
{
Log($"VS Connect outgoing Contract request received: {contract.ptr.ToInt64():x}.\n");
}
else if (localRole == VscRole.RECEIVER)
{
Log($"VS Connect outgoing Contract request received: {contract.ptr.ToInt64():x}.\n");
}
else
{
LogWarning($"VS Connect outgoing Contract request received: {contract.ptr.ToInt64():x}.\n");
}
for (int fieldIndex = 0; fieldIndex < numSchemaFields; ++fieldIndex)
{
var field = vsc_Api_V3_t.Schema_GetField(schema, fieldIndex);
string objectName = "";
objectName = (vsc_Api_V3_t.Field_GetObjectName(field)).ToString();
var solver = GetObject(objectName);
if (solver == null)
{
LogWarning($"Unable to locate VS Connect Object {objectName} for Contract request {contract.ptr.ToInt64():x}.");
}
else
{
string fieldName = vsc_Api_V3_t.Field_GetPropertyName(field);
string fieldParams = vsc_Api_V3_t.Field_GetParams(field);
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);
fieldName.TrimAndUnquoteInPlace();
fieldParams.TrimAndUnquoteInPlace();
VSVarBase vsVar = null;
if (localRole == VscRole.SENDER)
{
if (vscDataType == VscDataType.FLOAT && dataSize == 64 && arraySize == 1)
{
vsVar = new VsConnectVar <double>(solver, fieldName, solver.GetDoubleFuncs[fieldName]);
}
if (vscDataType == VscDataType.FLOAT && dataSize == 64 && arraySize > 1)
{
vsVar = new VsConnectVar <double[]>(solver, fieldName, solver.GetDoubleArrayFuncs[fieldName]);
}
if (vsVar == null)
{
LogWarning($"VS Connect - Contract request %llx, Object {objectName}: No output Property {fieldName} with params {fieldParams}) for .");
}
}
else if (localRole == VscRole.RECEIVER)
{
if (vscDataType == VscDataType.FLOAT && dataSize == 64 && arraySize == 1)
{
vsVar = new VsConnectVar <double>(solver, fieldName, solver.SetDoubleActions[fieldName]);
}
if (vscDataType == VscDataType.FLOAT && dataSize == 64 && arraySize > 1)
{
vsVar = new VsConnectVar <double[]>(solver, fieldName, solver.SetDoubleArrayActions[fieldName]);
}
if (vsVar == null)
{
LogWarning($"VS Connect - Contract request {contract.ptr.ToInt64():x}, Object {objectName}: No input Property {fieldName} with params {fieldParams}) for .");
}
}
else
{
vsVar = null;
LogError(("VS Connect - Unhandled VS Connect Role.\n"));
}
Check(vsc_Api_V3_t.Field_GetAppData(field) == IntPtr.Zero);
if (vsVar != null)
{
// Store the handle in the schema:
vsc_Api_V3_t.Field_SetAppData(field, ToPtr(vsVar));
}
}
}
Check(vsc_Api_V3_t.Contract_GetAppData(contract) == IntPtr.Zero);
vsc_Api_V3_t.Contract_SetAppData(contract, ToPtr(Singleton));
vsc_Api_V3_t.Contract_SetPreDestroyCallback(contract, SPreDestroyContract_);
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);
}
