public override object AddAttachment(TransformFollower attach, bool normalized = false)
{
if (normalized)
return AddAttachmentNormalized(attach);
else
return AddAttachmentNotNormalized(attach);
}
private PartAttachment AddPartAttachment(Vector3 position, TransformFollower.Transformable target, bool normalized = false)
{
TransformFollower follower = TransformFollower.createFollower(partModel, position, target);
object data = shape.AddAttachment(follower, normalized);
return(new PartAttachment(follower, data));
}
private void InitializeNode(AttachNode node)
{
Vector3 position = transform.TransformPoint(node.position);
TransformFollower follower = TransformFollower.createFollower(partModel, position, new NodeTransformable(part, node));
// When the object is symmetryClone, the nodes will be already in offset, not in standard offset.
object data = shape.AddAttachment(follower, !symmetryClone);
nodeAttachments.Add(data);
}
public override object AddAttachment(TransformFollower attach, bool normalized = false)
{
if (normalized)
{
return(AddAttachmentNormalized(attach));
}
else
{
return(AddAttachmentNotNormalized(attach));
}
}
public static TransformFollower createFollower(Transform parent, Vector3 position, Transformable target)
{
GameObject go = new GameObject("Follower:" + target.ToString(), typeof(TransformFollower));
TransformFollower loc = go.GetComponent <TransformFollower>();
loc.target = target;
go.transform.position = position;
loc.SetParentInternal(parent);
return(loc);
}
private void UpdateShape()
{
if (shapeName == oldShapeName)
{
return;
}
ProceduralAbstractShape newShape;
if (!availableShapes.TryGetValue(shapeName, out newShape))
{
Debug.LogError("*ST* Unable to find compShape: " + shapeName);
shapeName = oldShapeName;
return;
}
if (shape != null)
{
shape.isEnabled = shape.enabled = false;
// Pull off all the attachments, resetting them to standard offset, then reattach in the new shape.
for (int i = 0; i < nodeAttachments.Count; ++i)
{
TransformFollower follower = shape.RemoveAttachment(nodeAttachments[i], true);
nodeAttachments[i] = newShape.AddAttachment(follower, true);
}
if (parentAttachment != null)
{
shape.RemoveAttachment(parentAttachment.data, true);
parentAttachment.data = newShape.AddAttachment(parentAttachment.follower, true);
}
foreach (PartAttachment childAttachment in childAttachments)
{
shape.RemoveAttachment(childAttachment.data, true);
childAttachment.data = newShape.AddAttachment(childAttachment.follower, true);
}
foreach (ModelAttachment attach in attachments)
{
TransformFollower follower = shape.RemoveAttachment(attach.data, true);
attach.data = newShape.AddAttachment(follower, true);
}
}
shape = newShape;
shape.isEnabled = shape.enabled = true;
oldShapeName = shapeName;
if (HighLogic.LoadedSceneIsEditor)
{
GameEvents.onEditorShipModified.Fire(EditorLogic.fetch.ship);
}
}
public void AddAttachment(Transform child, Vector3 offset, bool normalized)
{
ModelAttachment attach = new ModelAttachment();
attach.child = child;
Vector3 position = child.TransformPoint(offset);
TransformFollower follower = TransformFollower.createFollower(partModel, position, new TransformFollower.TransformTransformable(child, position, Space.World));
attach.data = shape.AddAttachment(follower, normalized);
attachments.AddLast(attach);
}
private PartAttachment AddPartAttachment(Vector3 position, TransformFollower.Transformable target, bool normalized = false)
{
if ((object)target == null)
{
Debug.Log("AddPartAttachment: null target!");
}
TransformFollower follower = TransformFollower.CreateFollower(partModel, position, target);
if ((object)follower == null)
{
Debug.Log("AddPartAttachment: null follower!");
}
object data = shape.AddAttachment(follower, normalized);
return(new PartAttachment(follower, data));
}
private object AddAttachmentNormalized(TransformFollower attach)
{
Attachment ret = new Attachment
{
follower = attach
};
Vector3 position = attach.transform.localPosition;
// This is easy, just get the UV and location correctly and force an update.
// as the position might be after some rotation and translation, it might not be exactly +/- 0.5
if (Mathf.Abs(Mathf.Abs(position.y) - 0.5f) < 1e-5f)
{
if (position.y > 0)
{
ret.location = Location.Top;
ret.uv = new Vector2(position.x + 0.5f, position.z + 0.5f);
ret.node = topAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.up, Vector3.right));
}
else if (position.y < 0)
{
ret.location = Location.Bottom;
ret.uv = new Vector2(position.x + 0.5f, position.z + 0.5f);
ret.node = bottomAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.down, Vector3.left));
}
}
else
{
ret.location = Location.Side;
float theta = Mathf.Atan2(-position.z, position.x);
ret.uv[0] = (Mathf.InverseLerp(-Mathf.PI, Mathf.PI, theta) + 0.5f) % 1.0f;
ret.uv[1] = 0.5f - position.y;
Vector3 normal = new Vector3(position.x * 2f, 0, position.z * 2f);
ret.follower.SetLocalRotationReference(Quaternion.FromToRotation(Vector3.up, normal));
// side attachments are kept sorted
AddSideAttachment(ret);
}
ForceNextUpdate();
//Debug.LogWarning("Adding normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return(ret);
}
public void RemoveAttachment(Transform child)
{
LinkedListNode <ModelAttachment> node;
for (node = attachments.First; node != null; node = node.Next)
{
if (node.Value.child == child)
{
goto foundNode;
}
}
// Not found, fail silently
return;
foundNode:
TransformFollower follower = shape.RemoveAttachment(node.Value.data);
Destroy(follower);
attachments.Remove(node);
}
public PartAttachment(TransformFollower follower, object data)
{
this.follower = follower;
this.data = data;
}
private PartAttachment AddPartAttachment(Vector3 position, TransformFollower.Transformable target, bool normalized = false)
{
if ((object)target == null)
Debug.Log("AddPartAttachment: null target!");
TransformFollower follower = TransformFollower.CreateFollower(partModel, position, target);
if((object)follower == null)
Debug.Log("AddPartAttachment: null follower!");
object data = shape.AddAttachment(follower, normalized);
return new PartAttachment(follower, data);
}
private object AddAttachmentNotNormalized(TransformFollower attach)
{
Attachment ret = new Attachment
{
follower = attach
};
if (lastProfile == null)
{
throw new InvalidOperationException("Can't child non-normalized attachments prior to the first update");
}
// All the code from here down assumes the part is a convex shape, which is fair as it needs to be convex for
// partCollider purposes anyhow. If we allow concave shapes it will need some refinement.
Vector3 position = attach.transform.localPosition;
// Convert the offset into spherical coords
float r = position.magnitude;
float theta, phi;
if (r > 0f)
{
theta = Mathf.Atan2(-position.z, position.x);
phi = Mathf.Asin(position.y / r);
}
else
{
// move the origin to the top to avoid divide by zeros.
theta = 0;
phi = Mathf.PI / 2f;
}
// top or bottom?
// ReSharper disable once CompareOfFloatsByEqualityOperator
if (phi != 0)
{
ProfilePoint topBot = (phi < 0) ? lastProfile.First.Value : lastProfile.Last.Value;
float tbR = Mathf.Sqrt(topBot.y * topBot.y + topBot.dia * topBot.dia * 0.25f);
float tbPhi = Mathf.Asin(topBot.y / tbR);
if (Mathf.Abs(phi) >= Mathf.Abs(tbPhi))
{
ret.uv = topBot.dia < 0.001f ?
new Vector2(0.5f, 0.5f) :
new Vector2(position.x / topBot.dia * 2f + 0.5f, position.z / topBot.dia * 2f + 0.5f);
if (phi > 0)
{
ret.location = Location.Top;
ret.node = topAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.up, Vector3.right));
}
else
{
ret.location = Location.Bottom;
ret.node = bottomAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.down, Vector3.left));
}
//Debug.LogWarning("Adding non-normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return(ret);
}
}
// THis is the slope of a line projecting out towards our attachment
float s = position.y / Mathf.Sqrt(position.x * position.x + position.z * position.z);
ret.location = Location.Side;
ret.uv[0] = (Mathf.InverseLerp(-Mathf.PI, Mathf.PI, theta) + 0.5f) % 1.0f;
ProfilePoint pt = lastProfile.First.Value;
for (LinkedListNode <ProfilePoint> ptNode = lastProfile.First.Next; ptNode != null; ptNode = ptNode.Next)
{
if (!ptNode.Value.inCollider)
{
continue;
}
ProfilePoint pv = pt;
pt = ptNode.Value;
float ptR = Mathf.Sqrt(pt.y * pt.y + pt.dia * pt.dia * 0.25f);
float ptPhi = Mathf.Asin(pt.y / ptR);
//Debug.LogWarning("ptPhi=" + ptPhi + " phi=" + phi);
if (phi > ptPhi)
{
continue;
}
// so we know the attachment is somewhere between the previous and this circle
// Geometry: draw a line between the point (dia/2, y) in the prev circle and (dia/2, y) in the current circle (parametric in t)
// find the point on the line where y = s * dia / 2 and solve for t
// r(t) = r0 + (r1-r0)t
// y(t) = y0 + (y1-y0)t
// y(t) = s * r(t)
//
// y0 + (y1-y0)t = s r0 + s (r1-r0) t
// ((y1-y0)- s(r1-r0))t = s r0 - y0
// t = (s r0 - y0) / ((y1-y0) - s(r1-r0))
float r0 = pv.dia * 0.5f;
float r1 = pt.dia * 0.5f;
float t = (s * r0 - pv.y) / ((pt.y - pv.y) - s * (r1 - r0));
//Debug.LogWarning(string.Format("New Attachment: pv=({0:F2}, {1:F2}) pt=({2:F2}, {3:F2}) s={4:F2} t={5:F2}", r0, pv.y, r1, pt.y, s, t));
ret.uv[1] = Mathf.Lerp(pv.v, pt.v, t);
if (ret.uv[1] > 1.0f)
{
Debug.LogError("result off end of segment v=" + ret.uv[1] + " pv.v=" + pv.v + " pt.v=" + pt.v + " t=" + t);
}
//
Vector3 normal;
Quaternion rot = SideAttachOrientation(pv, pt, theta, out normal);
ret.follower.SetLocalRotationReference(rot);
AddSideAttachment(ret);
//Debug.LogWarning("Adding non-normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return(ret);
}
// This should be impossible to reach
throw new InvalidProgramException("Unreachable code reached");
}
public override object AddAttachment(TransformFollower attach, bool normalized)
{
return(normalized ? AddAttachmentNormalized(attach) : AddAttachmentNotNormalized(attach));
}
public PartAttachment(TransformFollower follower, object data)
{
this.follower = follower;
this.data = data;
}
public override object AddAttachment(TransformFollower attach, bool normalized)
{
return normalized ? AddAttachmentNormalized(attach) : AddAttachmentNotNormalized(attach);
}
private PartAttachment AddPartAttachment(Vector3 position, TransformFollower.Transformable target, bool normalized = false)
{
TransformFollower follower = TransformFollower.createFollower(partModel, position, target);
object data = shape.AddAttachment(follower, normalized);
return new PartAttachment(follower, data);
}
private object AddAttachmentNotNormalized(TransformFollower attach)
{
Attachment ret = new Attachment();
ret.follower = attach;
if (lastProfile == null)
throw new InvalidOperationException("Can't child non-normalized attachments prior to the first update");
// All the code from here down assumes the part is a convex shape, which is fair as it needs to be convex for
// partCollider purposes anyhow. If we allow concave shapes it will need some refinement.
Vector3 position = attach.transform.localPosition;
// Convert the offset into spherical coords
float r = position.magnitude;
float theta, phi;
if (r > 0f)
{
theta = Mathf.Atan2(-position.z, position.x);
phi = Mathf.Asin(position.y / r);
}
else
{
// move the origin to the top to avoid divide by zeros.
r = 0.1f;
theta = 0;
phi = Mathf.PI / 2f;
}
// pt or bottom?
if (phi != 0)
{
ProfilePoint topBot = (phi < 0) ? lastProfile.First.Value : lastProfile.Last.Value;
float tbR = Mathf.Sqrt(topBot.y * topBot.y + topBot.dia * topBot.dia * 0.25f);
float tbPhi = Mathf.Asin(topBot.y / tbR);
if (Mathf.Abs(phi) >= Mathf.Abs(tbPhi))
{
if (topBot.dia < 0.001f)
ret.uv = new Vector2(0.5f, 0.5f);
else
ret.uv = new Vector2(position.x / topBot.dia * 2f + 0.5f, position.z / topBot.dia * 2f + 0.5f);
if (phi > 0)
{
ret.location = Location.Top;
ret.node = topAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.up, Vector3.right));
}
else
{
ret.location = Location.Bottom;
ret.node = bottomAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.down, Vector3.left));
}
//Debug.LogWarning("Adding non-normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return ret;
}
}
// THis is the slope of a line projecting out towards our attachment
float s = position.y / Mathf.Sqrt(position.x * position.x + position.z * position.z);
ret.location = Location.Side;
ret.uv[0] = (Mathf.InverseLerp(-Mathf.PI, Mathf.PI, theta) + 0.5f) % 1.0f;
ProfilePoint pv = null;
ProfilePoint pt = lastProfile.First.Value;
for (LinkedListNode<ProfilePoint> ptNode = lastProfile.First.Next; ptNode != null; ptNode = ptNode.Next)
{
if (!ptNode.Value.inCollider)
continue;
pv = pt;
pt = ptNode.Value;
float ptR = Mathf.Sqrt(pt.y * pt.y + pt.dia * pt.dia * 0.25f);
float ptPhi = Mathf.Asin(pt.y / ptR);
//Debug.LogWarning("ptPhi=" + ptPhi + " phi=" + phi);
if (phi > ptPhi)
continue;
// so we know the attachment is somewhere between the previous and this circle
// Geometry: draw a line between the point (dia/2, y) in the prev circle and (dia/2, y) in the current circle (parametric in t)
// find the point on the line where y = s * dia / 2 and solve for t
// r(t) = r0 + (r1-r0)t
// y(t) = y0 + (y1-y0)t
// y(t) = s * r(t)
//
// y0 + (y1-y0)t = s r0 + s (r1-r0) t
// ((y1-y0)- s(r1-r0))t = s r0 - y0
// t = (s r0 - y0) / ((y1-y0) - s(r1-r0))
float r0 = pv.dia * 0.5f;
float r1 = pt.dia * 0.5f;
float t = (s * r0 - pv.y) / ((pt.y - pv.y) - s * (r1 - r0));
//Debug.LogWarning(string.Format("New Attachment: pv=({0:F2}, {1:F2}) pt=({2:F2}, {3:F2}) s={4:F2} t={5:F2}", r0, pv.y, r1, pt.y, s, t));
ret.uv[1] = Mathf.Lerp(pv.v, pt.v, t);
if (ret.uv[1] > 1.0f)
Debug.LogError("result off end of segment v=" + ret.uv[1] + " pv.v=" + pv.v + " pt.v=" + pt.v + " t=" + t);
//
Vector3 normal;
Quaternion rot = SideAttachOrientation(pv, pt, theta, out normal);
ret.follower.SetLocalRotationReference(rot);
AddSideAttachment(ret);
//Debug.LogWarning("Adding non-normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return ret;
}
// This should be impossible to reach
throw new InvalidProgramException("Unreachable code reached");
}
private object AddAttachmentNormalized(TransformFollower attach)
{
Attachment ret = new Attachment();
ret.follower = attach;
Vector3 position = attach.transform.localPosition;
// This is easy, just get the UV and location correctly and force an update.
// as the position might be after some rotation and translation, it might not be exactly +/- 0.5
if (Mathf.Abs(Mathf.Abs(position.y) - 0.5f) < 1e-5f)
{
if (position.y > 0)
{
ret.location = Location.Top;
ret.uv = new Vector2(position.x + 0.5f, position.z + 0.5f);
ret.node = topAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.up, Vector3.right));
}
else if (position.y < 0)
{
ret.location = Location.Bottom;
ret.uv = new Vector2(position.x + 0.5f, position.z + 0.5f);
ret.node = bottomAttachments.AddLast(ret);
ret.follower.SetLocalRotationReference(Quaternion.LookRotation(Vector3.down, Vector3.left));
}
}
else
{
ret.location = Location.Side;
float theta = Mathf.Atan2(-position.z, position.x);
ret.uv[0] = (Mathf.InverseLerp(-Mathf.PI, Mathf.PI, theta) + 0.5f) % 1.0f;
ret.uv[1] = 0.5f - position.y;
Vector3 normal = new Vector3(position.x * 2f, 0, position.z * 2f);
ret.follower.SetLocalRotationReference(Quaternion.FromToRotation(Vector3.up, normal));
// side attachments are kept sorted
AddSideAttachment(ret);
}
ForceNextUpdate();
//Debug.LogWarning("Adding normalized attachment to position=" + position + " location=" + ret.location + " uv=" + ret.uv + " attach=" + attach.name);
return ret;
}
/// <summary> /// Add object attached to the surface of this part. /// Base classes should proportionally move the location and orientation (rotation) as the part stretches. /// The return value will be passed back to removeTankAttachment when i's detached /// </summary> /// <param name="child">Transform offset follower for the attachment</param> /// <param name="normalized">If true, the current offset of the attachment is in 'normalized' offset /// - where i would be in space on a unit length and diameter cylinder. This method will relocate the object.</param> /// <returns>Object used to track the attachment for Remove method</returns> public abstract object AddAttachment(TransformFollower attach, bool normalized = false);
/// <summary> /// Add object attached to the surface of this part. /// Base classes should proportionally move the location and orientation (rotation) as the part stretches. /// The return value will be passed back to removeTankAttachment when i's detached /// </summary> /// <param name="attach">Transform offset follower for the attachment</param> /// <param name="normalized">If true, the current offset of the attachment is in 'normalized' offset /// - where i would be in space on a unit length and diameter cylinder. This method will relocate the object.</param> /// <returns>Object used to track the attachment for Remove method</returns> public abstract object AddAttachment(TransformFollower attach, bool normalized);