Vector3 findCenterOfDrag()
{
Cd = 0f;
position = Vector3.zero;
/* setup parachutes */
switch (RCSBuildAid.Mode)
{
case PluginMode.Parachutes:
for (int i = 0; i < RCSBuildAid.Parachutes.Count; i++)
{
var parachute = (ModuleParachute)RCSBuildAid.Parachutes [i];
var part = parachute.part;
var dc = part.DragCubes;
dc.SetCubeWeight("DEPLOYED", 1);
dc.SetCubeWeight("SEMIDEPLOYED", 0);
dc.SetCubeWeight("PACKED", 0);
dc.SetOcclusionMultiplier(0);
var rotation = Quaternion.LookRotation(part.partTransform.InverseTransformDirection(-VelocityDirection));
dc.SetDragVectorRotation(rotation);
}
break;
}
EditorUtils.RunOnAllParts(calculateDrag);
position /= (float)Cd;
Cd *= PhysicsGlobals.DragMultiplier * reynoldsDragMult;
return(position);
}
Vector3 findCenterOfDrag()
{
Cd = 0f;
position = Vector3.zero;
/* setup parachutes */
switch (RCSBuildAid.Mode)
{
case PluginMode.Parachutes:
for (int i = 0; i < RCSBuildAid.Parachutes.Count; i++)
{
var parachute = (ModuleParachute)RCSBuildAid.Parachutes [i];
var part = parachute.part;
var dc = part.DragCubes;
#if DEBUG
var vector = parachute.GetComponent <VectorGraphic> ();
if (vector == null)
{
vector = parachute.gameObject.AddComponent <VectorGraphic> ();
vector.setColor(Color.blue);
vector.minLength = 0.6f;
}
#endif
dc.SetCubeWeight("DEPLOYED", 1);
dc.SetCubeWeight("SEMIDEPLOYED", 0);
dc.SetCubeWeight("PACKED", 0);
dc.SetOcclusionMultiplier(0);
/* I need to do all this since parachute's drag depends of the
* orientation of the canopy */
Transform t = part.FindModelTransform(parachute.canopyName);
t.rotation = Quaternion.LookRotation(-VelocityDirection, part.transform.forward);
if (part.symmetryCounterparts != null)
{
float angle = Mathf.Clamp(parachute.spreadAngle * (part.symmetryCounterparts.Count + 1), 0, 45);
t.Rotate(angle, 0, 0, Space.Self);
}
var rotation = Quaternion.LookRotation(part.partTransform.InverseTransformDirection(t.forward));
dc.SetDragVectorRotation(rotation);
#if DEBUG
vector.value = part.partTransform.InverseTransformDirection(dc.DragVector) * dc.AreaDrag;
#endif
}
break;
}
EditorUtils.RunOnAllParts(calculateDrag);
position /= (float)Cd;
Cd *= PhysicsGlobals.DragMultiplier * reynoldsDragMult;
return(position);
}
protected override Vector3 UpdatePosition()
{
vectorSum = Vector3.zero;
totalMass = 0f;
EditorUtils.RunOnAllParts(calculateCoM);
if (vectorSum.IsZero())
{
return(vectorSum);
}
return(vectorSum / totalMass);
}
void LateUpdate()
{
if (!RCSBuildAid.Enabled)
{
return;
}
axis = RCSBuildAid.VesselForces.Torque().normalized;
if (axis == Vector3.zero || EditorLogic.RootPart == null)
{
/* no torque, calculating this is meaningless */
return;
}
value = 0f;
EditorUtils.RunOnAllParts(calculateMoI);
}