void CreateConstraint()
{
m_startMatrix = m_baseBody ? m_baseBody.transform.worldToLocalMatrix * transform.localToWorldMatrix : transform.localToWorldMatrix;
m_showSnaps = !!m_showSnaps;
TxSoftBody softBody = m_attachedBody = GetComponent <TxSoftBody>();
m_jointID = TxNative.CreateJoint();
TxNative.JointSetFlags(m_jointID, (m_disableCollision ? (1 << 0) : 0));
foreach (Snap s in m_snaps)
{
int[] nodes = softBody.truss.FindNodeSet(s.node);
if (s.type == SnapType.Point && nodes != null && nodes.Length > 1) // @@@
{
foreach (int node in nodes)
{
Vector3 position = softBody.transform.TransformPoint(softBody.truss.nodePosition[node]);
if (m_baseBody)
{
position = m_baseBody.transform.InverseTransformPoint(position);
}
TxNative.JointSnapToPoint(m_jointID, node, s.minLimit, s.maxLimit, s.strength, s.flags, position);
}
}
else
{
if (nodes != null && nodes.Length == 1)
{
int node = nodes[0];
switch (s.type)
{
case SnapType.Point:
Vector3 position = softBody.transform.TransformPoint(softBody.truss.nodePosition[node]);
if (m_baseBody)
{
position = m_baseBody.transform.InverseTransformPoint(position);
}
TxNative.JointSnapToPoint(m_jointID, node, s.minLimit, s.maxLimit, s.strength, s.flags, position);
break;
case SnapType.Node:
if (!(m_baseBody is TxSoftBody))
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + softBody.gameObject.name + "' constraint. Base body isn't soft body.");
}
else
{
int[] nodesB = (m_baseBody as TxSoftBody).truss.FindNodeSet(s.featureB);
if (nodesB == null)
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + m_baseBody.gameObject.name + "'. Nodes set '" + s.featureB + "' not found.");
}
else if (nodesB.Length == 1)
{
TxNative.JointSnapToNode(m_jointID, node, s.minLimit, s.maxLimit, s.strength, s.flags, nodesB[0]);
}
else
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + m_baseBody.gameObject.name + "'. Nodes set '" + s.featureB + "' should contain one node.");
}
}
break;
case SnapType.Edge:
if (!(m_baseBody is TxSoftBody))
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + m_baseBody.gameObject.name + "' joint. Base body isn't soft body.");
}
else
{
int[] nodesB = (m_baseBody as TxSoftBody).truss.FindNodeSet(s.featureB);
if (nodesB == null)
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + m_baseBody.gameObject.name + "'. Nodes set '" + s.featureB + "' not found.");
}
else if (nodesB.Length == 2)
{
TxNative.JointSnapToEdge(m_jointID, node, s.minLimit, s.maxLimit, s.strength, s.flags, nodesB[0], nodesB[1]);
}
else
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + m_baseBody.gameObject.name + "'. Nodes set '" + s.featureB + "' should contain two nodes.");
}
}
break;
}
}
}
}
m_jointInstanceID = TxNative.WorldObjectAttachJoint(softBody.worldID, softBody.objectID, m_baseBody ? m_baseBody.objectID : -1, m_jointID);
if (m_enableMotor)
{
m_motorID = TxNative.CreateMotor();
int[] axis = softBody.truss.FindNodeSet(m_axisNodeSet);
if (axis == null)
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + softBody.gameObject.name + "'. Nodes set '" + m_axisNodeSet + "' not found.");
}
else if (axis.Length == 2)
{
TxNative.MotorSetAxis(m_motorID, axis[0], axis[1]);
}
else
{
Debug.LogError("TRUSS PHYSICS: Soft body '" + softBody.gameObject.name + "'. Nodes set '" + m_axisNodeSet + "' should contain two nodes.");
}
m_motorInstanceID = TxNative.WorldObjectAttachMotor(softBody.worldID, softBody.objectID, m_baseBody ? m_baseBody.objectID : -1, m_motorID);
TxNative.MotorInstanceSetRate(softBody.worldID, m_motorInstanceID, m_targetRate);
TxNative.MotorInstanceSetTorque(softBody.worldID, m_motorInstanceID, m_maxTorque);
}
}