public void DeformAxis(Axis axis)
{
Deformer deformer = m_editor.Selection.activeGameObject.GetComponent <Deformer>();
if (deformer == null)
{
m_editor.Undo.BeginRecord();
m_editor.Undo.AddComponent(m_editor.Selection.activeGameObject.GetComponent <ExposeToEditor>(), typeof(Deformer));
m_editor.Undo.CreateRecord(redo =>
{
EnableSplineRenderers(Mode == MeshDeformerToolMode.ControlPoint);
return(false);
}, undo => false);
m_editor.Undo.EndRecord();
}
else
{
BaseSplineState oldState = deformer.GetState();
PickResult oldSelection = m_picker.Selection != null ? new PickResult(m_picker.Selection) : null;
deformer.Axis = axis;
BaseSplineState newState = deformer.GetState();
PickResult newSelection = m_picker.Selection != null ? new PickResult(m_picker.Selection) : null;
RecordState(deformer.gameObject, oldState, newState, m_picker, oldSelection, newSelection);
}
EnableSplineRenderers(false);
}
private void OnDeformerRefreshed(Deformer obj)
{
if (obj.gameObject == m_editor.Selection.activeObject)
{
UpdateSelection();
}
}
public void DeformAxis(Axis axis)
{
Deformer meshDeformer = m_editor.Selection.activeGameObject.GetComponent <Deformer>();
if (meshDeformer == null)
{
m_editor.Undo.BeginRecord();
GameObject go = m_editor.Selection.activeGameObject;
m_editor.Undo.AddComponent(go.GetComponent <ExposeToEditor>(), typeof(Deformer));
meshDeformer = go.GetComponent <Deformer>();
meshDeformer.Axis = axis;
m_editor.Undo.CreateRecord(redo =>
{
Deformer deformer = go.GetComponent <Deformer>();
deformer.Axis = axis;
EnableSplineRenderers(Mode == MeshDeformerToolMode.ControlPoint);
GetSelectedDeformer();
return(false);
}, undo =>
{
return(false);
}
);
m_editor.Undo.EndRecord();
GetSelectedDeformer();
}
EnableSplineRenderers(false);
}
public void Deform(Deformer deformer, Mesh original, Mesh colliderOriginal, bool isRigid)
{
if (original != null)
{
Mesh mesh = Mesh;
if (mesh != null)
{
mesh.vertices = Deform(m_slices, original, deformer, isRigid);
mesh.RecalculateBounds();
mesh.RecalculateNormals();
}
}
if (colliderOriginal != null && m_meshCollider != null)
{
Mesh colliderMesh = ColliderMesh;
if (colliderMesh != null)
{
colliderMesh.vertices = Deform(m_colliderSlices, colliderOriginal, deformer, isRigid);
colliderMesh.RecalculateBounds();
colliderMesh.RecalculateNormals();
m_meshCollider.sharedMesh = null;
m_meshCollider.sharedMesh = colliderMesh;
}
}
if (Deformed != null)
{
Deformed(deformer, this);
}
}
private void GetSelectedDeformer()
{
m_selectedDeformer = m_controlPointPicker.Selection != null && m_controlPointPicker.Selection.Spline != null?m_controlPointPicker.Selection.Spline.GetComponentInParent <Deformer>() : null;
if (m_selectedDeformer == null)
{
m_selectedDeformer = m_editor.Selection.activeGameObject != null?m_editor.Selection.activeGameObject.GetComponentInParent <Deformer>() : null;
}
}
public void Destroy()
{
GameObject go = m_editor.Selection.activeGameObject;
GameObject copy = Instantiate(go);
copy.name = go.name;
Deformer deformer = copy.GetComponent <Deformer>();
Destroy(deformer);
m_editor.Undo.BeginRecord();
m_editor.RegisterCreatedObjects(new[] { copy }, true);
m_editor.Delete(new[] { go });
m_editor.Undo.EndRecord();
}
public void SlerpContacts(Deformer deformer, Mesh original, Mesh colliderOriginal, Segment prev, Segment next, bool isRigid)
{
if (isRigid)
{
return;
}
Mesh prevMesh = null;
Mesh nextMesh = null;
if (prev != null)
{
prevMesh = prev.Mesh;
}
if (next != null)
{
nextMesh = next.Mesh;
}
SlerpContacts(deformer, Mesh, deformer.Contacts, prev, prevMesh, next, nextMesh);
if (colliderOriginal == null)
{
return;
}
if (prev != null)
{
prevMesh = prev.ColliderMesh;
}
if (next != null)
{
nextMesh = next.ColliderMesh;
}
SlerpContacts(deformer, ColliderMesh, deformer.ColliderContacts, prev, prevMesh, next, nextMesh);
if (m_meshCollider != null)
{
Mesh colliderMesh = ColliderMesh;
m_meshCollider.sharedMesh = null;
m_meshCollider.sharedMesh = colliderMesh;
}
}
public void Deform(Deformer deformer, Mesh original, Mesh colliderOriginal, bool isRigid)
{
if (original != null)
{
m_mesh.vertices = Deform(m_slices, original, deformer, isRigid);
m_mesh.RecalculateBounds();
m_mesh.RecalculateNormals();
}
if (colliderOriginal != null && m_collider != null)
{
m_colliderMesh.vertices = Deform(m_colliderSlices, colliderOriginal, deformer, isRigid);
m_colliderMesh.RecalculateBounds();
m_colliderMesh.RecalculateNormals();
m_collider.sharedMesh = null;
m_collider.sharedMesh = m_colliderMesh;
}
}
private Vector3[] Deform(Slice[] slices, Mesh mesh, Deformer deformer, bool isRigid)
{
Vector3[] vertices = mesh.vertices;
for (int s = 0; s < slices.Length; ++s)
{
Slice slice = slices[s];
Vector3 center = deformer.GetPosition(slice.SegmentIndex, slice.T);
center = deformer.transform.InverseTransformPoint(center);
Vector3 dir = deformer.transform.InverseTransformVector(deformer.GetDirection(slice.SegmentIndex, slice.T));
float t = slice.T;
if (isRigid)
{
t = 1.0f;
}
if (dir == Vector3.zero)
{
continue;
}
float twistAngle = deformer.GetTwist(slice.SegmentIndex, t);
Vector3 thickness = deformer.GetThickness(slice.SegmentIndex, t);
float wrapCurvature = deformer.GetWrap(slice.SegmentIndex, t);
Quaternion rotation = Quaternion.AngleAxis(twistAngle, dir) * Quaternion.LookRotation(dir, m_up) * m_axisRotation;
Matrix4x4 matrix = Matrix4x4.TRS(center, rotation, Vector3.one);
int[] indices = slice.Indices;
if (indices != null)
{
for (int i = 0; i < indices.Length; ++i)
{
int index = indices[i];
Vector3 vertex = vertices[index];
vertex = AxisTransform(deformer, vertex, slice.Center, thickness);
vertex = WrapAroundAxisTransform(deformer, vertex, slice.Center, wrapCurvature);
vertex = matrix.MultiplyPoint(vertex);
vertices[index] = vertex;
}
}
}
return(vertices);
}
private static Vector3 WrapAroundAxisTransform(Deformer deformer, Vector3 vertex, Vector3 center, float curvature = 0.1f)
{
Vector3 result = vertex;
if (deformer.Axis == Axis.X)
{
result.y += Mathf.Pow((vertex.z - center.z), 2) * curvature * 0.01f;
}
else if (deformer.Axis == Axis.Y)
{
result.z += Mathf.Pow((vertex.x - center.x), 2) * curvature * 0.01f;
}
else
{
result.y += Mathf.Pow((vertex.x - center.x), 2) * curvature * 0.01f;
}
return(result);
}
private void RecordState(GameObject spline,
BaseSplineState oldState,
BaseSplineState newState,
ControlPointPicker picker,
PickResult oldSelection,
PickResult newSelection)
{
m_editor.Undo.CreateRecord(record =>
{
Deformer deformer = spline.GetComponent <Deformer>();
deformer.SetState(newState);
picker.Selection = newSelection;
return(true);
},
record =>
{
Deformer deformer = spline.GetComponent <Deformer>();
deformer.SetState(oldState);
picker.Selection = oldSelection;
return(true);
});
}
private static Vector3 AxisTransform(Deformer deformer, Vector3 vertex, Vector3 center, Vector3 scale)
{
Vector3 toVertex = vertex - center;
if (deformer.Axis == Axis.X)
{
toVertex.x = 0;
center.x = vertex.x - center.x;
}
else if (deformer.Axis == Axis.Y)
{
toVertex.y = 0;
center.y = vertex.y - center.y;
}
else
{
toVertex.z = 0;
center.z = vertex.z - center.z;
}
return(center + Vector3.Scale(toVertex, scale));
}
private void SlerpContacts(Deformer deformer, Mesh mesh, Contact[] contacts, Segment prev, Mesh prevMesh, Segment next, Mesh nextMesh)
{
Vector3[] normals = null;
Vector3[] prevNormals = null;
Vector3[] nextNormals = null;
if (mesh == null)
{
return;
}
if (prev != null || next != null)
{
normals = mesh.normals;
}
if (prevMesh != null && prev != null && (prev != this || deformer.SegmentsCount == 1 && deformer.IsLooping))
{
prevNormals = prevMesh.normals;
for (int i = 0; i < contacts.Length; ++i)
{
Contact contact = contacts[i];
Vector3 prevNormal = prevNormals[contact.Index2];
Vector3 normal = normals[contact.Index1];
Vector3 slerped = Vector3.Slerp(prevNormal, normal, 0.5f);
prevNormals[contact.Index2] = slerped;
normals[contact.Index1] = slerped;
}
}
if (nextMesh != null && next != null && (next != this || deformer.SegmentsCount == 1 && deformer.IsLooping))
{
nextNormals = nextMesh.normals;
for (int i = 0; i < contacts.Length; ++i)
{
Contact contact = contacts[i];
Vector3 normal = normals[contact.Index2];
Vector3 nextNormal = nextNormals[contact.Index1];
Vector3 slerped = Vector3.Slerp(normal, nextNormal, 0.5f);
normals[contact.Index2] = slerped;
nextNormals[contact.Index1] = slerped;
}
}
if (prev != null)
{
if (mesh != null)
{
mesh.normals = normals;
}
if (this != prev)
{
if (prevMesh != null)
{
prevMesh.normals = prevNormals;
}
}
if (next != null && next != prev)
{
if (nextMesh != null)
{
nextMesh.normals = nextNormals;
}
}
}
else if (next != null)
{
if (mesh != null)
{
mesh.normals = normals;
}
if (prev != null && prev != next)
{
if (prevMesh != null)
{
prevMesh.normals = prevNormals;
}
}
if (this != next)
{
if (nextMesh != null)
{
nextMesh.normals = nextNormals;
}
}
}
}
public void Subdivide()
{
Deformer meshDeformer = m_editor.Selection.activeGameObject.GetComponentInParent <Deformer>();
MeshFilter meshFilter = meshDeformer.GetComponent <MeshFilter>();
MeshCollider meshCollider = meshDeformer.GetComponent <MeshCollider>();
if (meshFilter.sharedMesh != null)
{
Mesh newMesh = MeshSubdivider.Subdivide(meshFilter.sharedMesh, 2);
Mesh oldMesh = Instantiate(meshFilter.sharedMesh);
oldMesh.name = meshFilter.sharedMesh.name;
newMesh.name = meshFilter.sharedMesh.name;
meshFilter.sharedMesh = null;
meshFilter.sharedMesh = Instantiate(newMesh);
if (meshCollider != null)
{
meshCollider.sharedMesh = null;
meshCollider.sharedMesh = meshFilter.sharedMesh;
}
meshDeformer.Refresh();
GameObject go = meshDeformer.gameObject;
m_editor.Undo.CreateRecord(redo =>
{
Mesh newMeshInstance = Instantiate(newMesh);
newMeshInstance.name = newMesh.name;
MeshFilter filter = go.GetComponent <MeshFilter>();
Destroy(filter.sharedMesh);
filter.sharedMesh = newMeshInstance;
MeshCollider collider = go.GetComponent <MeshCollider>();
if (collider != null)
{
Destroy(collider.sharedMesh);
collider.sharedMesh = newMeshInstance;
}
Deformer deformer = go.GetComponent <Deformer>();
deformer.Refresh();
return(true);
}, undo =>
{
Mesh oldMeshInstance = Instantiate(oldMesh);
oldMeshInstance.name = oldMesh.name;
MeshFilter filter = go.GetComponent <MeshFilter>();
Destroy(filter.sharedMesh);
filter.sharedMesh = oldMeshInstance;
MeshCollider collider = go.GetComponent <MeshCollider>();
if (collider != null)
{
Destroy(collider.sharedMesh);
collider.sharedMesh = oldMeshInstance;
}
Deformer deformer = go.GetComponent <Deformer>();
deformer.Refresh();
return(true);
},
purge =>
{
Destroy(newMesh);
Destroy(oldMesh);
});
}
}
public void SelectControlPoint(Camera camera, Vector2 point)
{
if (m_selectionComponentState == null)
{
return;
}
if (m_selectionComponentState.Component.IsPositionHandleEnabled)
{
BaseSpline spline = m_controlPointPicker.Selection != null?m_controlPointPicker.Selection.GetSpline() : null;
if (spline != null && !(spline is Deformer))
{
return;
}
m_editor.Undo.BeginRecord();
PickResult oldSelection = m_controlPointPicker.Selection != null ? new PickResult(m_controlPointPicker.Selection) : null;
PickResult newSelection = m_controlPointPicker.Pick(camera, point);
if (newSelection != null && newSelection.Spline != null && newSelection.Spline.GetComponent <Deformer>() == null)
{
newSelection = null;
}
GameObject deformerGo = null;
if (newSelection == null)
{
RaycastHit hit;
if (Physics.Raycast(camera.ScreenPointToRay(point), out hit))
{
Segment segment = hit.collider.GetComponent <Segment>();
if (segment != null)
{
Deformer deformer = segment.GetComponentInParent <Deformer>();
if (deformer != null)
{
deformerGo = deformer.gameObject;
}
}
}
}
if (deformerGo != null)
{
m_editor.Selection.Select(deformerGo, new[] { deformerGo });
}
m_controlPointPicker.ApplySelection(newSelection, true);
newSelection = newSelection != null ? new PickResult(newSelection) : null;
m_editor.Undo.CreateRecord(record =>
{
m_controlPointPicker.Selection = newSelection;
if (deformerGo != null)
{
m_editor.Selection.Select(deformerGo, new[] { deformerGo });
}
return(true);
},
record =>
{
m_controlPointPicker.Selection = oldSelection;
if (deformerGo != null)
{
m_editor.Selection.Select(deformerGo, new[] { deformerGo });
}
return(true);
});
m_editor.Undo.EndRecord();
}
}