public SpringSubComponentEditor(Editor editor) : base(editor)
{
name = "Springs";
springBodyEditor = (JelloSpringBodyEditor)editor;
springBody = (JelloSpringBody)springBodyEditor.serializedObject.targetObject;
handlePositions = new Vector3[2];
handleSizes = new float[2];
eShapeMatching = springBodyEditor.serializedObject.FindProperty("mShapeMatchingOn");
eShapeSpringK = springBodyEditor.serializedObject.FindProperty("mShapeSpringK");
eShapeSpringDamp = springBodyEditor.serializedObject.FindProperty("mShapeSpringDamp");
eEdgeSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultEdgeSpringK");
eEdgeSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultEdgeSpringDamp");
eInternalSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultInternalSpringK");
eInternalSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultInternalSpringDamp");
eCustomSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultCustomSpringK");
eCustomSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultCustomSpringDamp");
eEdgeSprings = springBodyEditor.serializedObject.FindProperty("mEdgeSprings");
eInternalSprings = springBodyEditor.serializedObject.FindProperty("mInternalSprings");
eCustomSprings = springBodyEditor.serializedObject.FindProperty("mCustomSprings");
drawIndex = editIndex = -1;
newSpring = null;
newSubComponentState = AddSubComponentState.inactive;
}
public override void DrawEditorGUI ()
{
//springBodyEditor.serializedObject.Update();
multiEditing = springBodyEditor.serializedObject.isEditingMultipleObjects;
if(!multiEditing)
{
if(GUILayout.Button(addSpringContent, EditorStyles.miniButton)) //TODO move this...
{
editIndex = -1;
drawIndex = -1;
newSpring = null;
newSubComponentState = AddSubComponentState.initiated;
}
if(newSubComponentState != AddSubComponentState.inactive)
{
EditorGUILayout.HelpBox("Click near any Point Mass on the Jello Body" +
"\nEsc to cancel", MessageType.Info);
}
}
//TODO this might work better in a popup menu...
if(springBody.SpringCount != 0)
{
EditorGUI.indentLevel++;
DrawShapeMatchingGUI();
DrawEdgeSpringsGUI();
DrawInternalSpringsGUI();
DrawCustomSpringsGUI();
EditorGUI.indentLevel--;
}
if(newSubComponentState != AddSubComponentState.inactive )
{
if(Event.current.isKey && Event.current.keyCode == KeyCode.Escape)
{
newSubComponentState = AddSubComponentState.inactive;
mainEditor.Repaint();
}
}
//springBodyEditor.serializedObject.ApplyModifiedProperties();
}
public override void DrawSceneGUI()
{
if (springBody == null || multiEditing)
{
return;
}
//draw the hovered over spring
if (drawIndex != -1)
{
JelloSpring spring = springBody.getSpring(drawIndex);
Vector3 posA;
Vector3 posB;
posA = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassA));
posB = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassB));
Handles.color = Color.magenta;
if (spring.lengthMultiplier != 1f)
{
float dist = Vector2.Distance(posA, posB) * spring.lengthMultiplier;
Vector3 mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
}
Handles.DrawLine(posA, posB);
}
//TODO make it remember the selected spring?
//draw the currently selected spring
if (editIndex != -1 && editIndex < springBody.SpringCount)
{
JelloSpring spring = springBody.getSpring(editIndex);
Handles.color = Color.cyan;
Vector3[] globalHandlePositions = new Vector3[2];
for (int i = 0; i < handlePositions.Length; i++)
{
globalHandlePositions[i] = springBody.transform.TransformPoint(handlePositions[i]);
}
CalculateHandleSizes(handlePositions);
bool mouseUp = false;
if (Event.current.type == EventType.mouseUp)
{
mouseUp = true;
}
for (int i = 0; i < handlePositions.Length; i++)
{
handlePositions[i] = springBody.transform.InverseTransformPoint(Handles.FreeMoveHandle(springBody.transform.TransformPoint(handlePositions[i]), Quaternion.identity, handleSizes[i], Vector3.zero, Handles.CircleCap));
}
//handlePositions[1] = springBody.transform.InverseTransformPoint( Handles.FreeMoveHandle(springBody.transform.TransformPoint(handlePositions[1]), Quaternion.identity, HandleUtility.GetHandleSize(handlePositions[1]) * 0.15f, Vector3.zero, Handles.CircleCap));
Handles.color = Color.magenta;
Handles.DrawLine(springBody.transform.TransformPoint(handlePositions[0]), springBody.transform.TransformPoint(handlePositions[1]));
if (mouseUp)
{
if ((Vector2)handlePositions[0] != springBody.Shape.getVertex(spring.pointMassA))
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for (int i = 0; i < springBody.Shape.VertexCount; i++)
{
points[i] = springBody.Shape.getVertex(i);
}
spring.pointMassA = JelloShapeTools.FindClosestVertexOnShape(handlePositions[0], points);
handlePositions[0] = springBody.Shape.getVertex(spring.pointMassA);
spring.length = Vector2.Distance(springBody.Shape.getVertex(spring.pointMassA), springBody.Shape.getVertex(spring.pointMassB));
EditorUtility.SetDirty(springBody);
}
if ((Vector2)handlePositions[1] != springBody.Shape.getVertex(spring.pointMassB))
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for (int i = 0; i < springBody.Shape.VertexCount; i++)
{
points[i] = springBody.Shape.getVertex(i);
}
spring.pointMassB = JelloShapeTools.FindClosestVertexOnShape(handlePositions[1], points);
handlePositions[1] = springBody.Shape.getVertex(spring.pointMassB);
spring.length = Vector2.Distance(springBody.Shape.getVertex(spring.pointMassA), springBody.Shape.getVertex(spring.pointMassB));
EditorUtility.SetDirty(springBody);
}
}
Vector3 posA = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassA));
Vector3 posB = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassB));
if (spring.lengthMultiplier != 1f)
{
float dist = Vector2.Distance(posA, posB) * spring.lengthMultiplier;
Vector3 mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
}
Handles.color = Color.blue;
Handles.DrawLine(posA, posB);
}
if (newSubComponentState != AddSubComponentState.inactive)
{
if (Event.current.isKey && Event.current.keyCode == KeyCode.Escape)
{
newSubComponentState = AddSubComponentState.inactive;
}
int controlID = GUIUtility.GetControlID(GetHashCode(), FocusType.Passive);
if (Event.current.type == EventType.Layout)
{
HandleUtility.AddDefaultControl(controlID);
}
Handles.color = Color.red;
Vector3 pos = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition).origin; //need where this ray intersects the zplane
Plane plane = new Plane(Vector3.forward, new Vector3(0, 0, springBody.transform.position.z));
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float dist = 0f;
plane.Raycast(ray, out dist);
pos = ray.GetPoint(dist);
Vector3 mousePosWorld = new Vector3(pos.x, pos.y, springBody.transform.position.z);
if (newSubComponentState == AddSubComponentState.assignedFirst)
{
pos = springBody.transform.TransformPoint(springBody.Shape.getVertex(newSpring.pointMassA));
Handles.CircleCap(3, pos, Quaternion.identity, HandleUtility.GetHandleSize(pos) * 0.15f);
Handles.DrawLine(pos, mousePosWorld);
Handles.color = Color.blue;
Handles.CircleCap(3, mousePosWorld, Quaternion.identity, HandleUtility.GetHandleSize(mousePosWorld) * 0.15f);
if (Event.current.type == EventType.MouseUp)
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for (int i = 0; i < springBody.Shape.VertexCount; i++)
{
points[i] = springBody.Shape.getVertex(i);
}
newSpring.pointMassB = JelloShapeTools.FindClosestVertexOnShape(springBody.transform.InverseTransformPoint(mousePosWorld), points);
newSpring.length = Vector2.Distance(springBody.Shape.getVertex(newSpring.pointMassA), springBody.Shape.getVertex(newSpring.pointMassB));
newSpring.stiffness = springBody.DefaultCustomSpringStiffness;
newSpring.damping = springBody.DefaultCustomSpringDamping;
editIndex = springBody.SpringCount;
springBody.addCustomSpring(newSpring);
newSubComponentState = AddSubComponentState.inactive;
handlePositions[0] = springBody.Shape.getVertex(newSpring.pointMassA);
handlePositions[1] = springBody.Shape.getVertex(newSpring.pointMassB);
eCustomSprings.isExpanded = true;
eEdgeSprings.isExpanded = false;
eInternalSprings.isExpanded = false;
EditorUtility.SetDirty(springBody);
}
}
if (newSubComponentState == AddSubComponentState.initiated)
{
Handles.CircleCap(3, mousePosWorld, Quaternion.identity, HandleUtility.GetHandleSize(mousePosWorld) * 0.15f);
if (Event.current.type == EventType.MouseUp)
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for (int i = 0; i < springBody.Shape.VertexCount; i++)
{
points[i] = springBody.Shape.getVertex(i);
}
newSpring = new JelloSpring();
newSpring.pointMassA = JelloShapeTools.FindClosestVertexOnShape(springBody.transform.InverseTransformPoint(mousePosWorld), points);
newSubComponentState = AddSubComponentState.assignedFirst;
}
}
SceneView.RepaintAll();
}
if (newSubComponentState != AddSubComponentState.inactive || editIndex != -1)
{
Handles.color = new Color(0.5f, 0.5f, 0.5f, 0.5f);
for (int i = springBody.EdgeSpringCount; i < springBody.SpringCount; i++)
{
if (editIndex == i)
{
continue;
}
Handles.DrawLine(springBody.transform.TransformPoint(springBody.Shape.getVertex(springBody.getSpring(i).pointMassA)), springBody.transform.TransformPoint(springBody.Shape.getVertex(springBody.getSpring(i).pointMassB)));
}
mainEditor.DrawPointMasses(springBody, false);
}
}
public override void DrawSceneGUI()
{
if(springBody == null || multiEditing)
return;
//draw the hovered over spring
if(drawIndex != -1)
{
JelloSpring spring = springBody.getSpring(drawIndex);
Vector3 posA;
Vector3 posB;
posA = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassA));
posB = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassB));
Handles.color = Color.magenta;
if(spring.lengthMultiplier != 1f)
{
float dist = Vector2.Distance(posA, posB) * spring.lengthMultiplier;
Vector3 mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
}
Handles.DrawLine(posA,posB);
}
//TODO make it remember the selected spring?
//draw the currently selected spring
if(editIndex != -1 && editIndex < springBody.SpringCount)
{
JelloSpring spring = springBody.getSpring(editIndex);
Handles.color = Color.cyan;
Vector3[] globalHandlePositions = new Vector3[2];
for(int i = 0; i < handlePositions.Length; i++)
globalHandlePositions[i] = springBody.transform.TransformPoint(handlePositions[i]);
CalculateHandleSizes(handlePositions);
bool mouseUp = false;
if(Event.current.type == EventType.mouseUp)
mouseUp = true;
for(int i = 0; i < handlePositions.Length; i++)
handlePositions[i] = springBody.transform.InverseTransformPoint( Handles.FreeMoveHandle(springBody.transform.TransformPoint(handlePositions[i]), Quaternion.identity, handleSizes[i], Vector3.zero, Handles.CircleCap));
//handlePositions[1] = springBody.transform.InverseTransformPoint( Handles.FreeMoveHandle(springBody.transform.TransformPoint(handlePositions[1]), Quaternion.identity, HandleUtility.GetHandleSize(handlePositions[1]) * 0.15f, Vector3.zero, Handles.CircleCap));
Handles.color = Color.magenta;
Handles.DrawLine(springBody.transform.TransformPoint(handlePositions[0]), springBody.transform.TransformPoint(handlePositions[1]));
if(mouseUp)
{
if((Vector2)handlePositions[0] != springBody.Shape.getVertex(spring.pointMassA))
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for(int i = 0; i < springBody.Shape.VertexCount; i++)
points[i] = springBody.Shape.getVertex(i);
spring.pointMassA = JelloShapeTools.FindClosestVertexOnShape(handlePositions[0], points);
handlePositions[0] = springBody.Shape.getVertex(spring.pointMassA);
spring.length = Vector2.Distance(springBody.Shape.getVertex(spring.pointMassA), springBody.Shape.getVertex(spring.pointMassB));
EditorUtility.SetDirty(springBody);
}
if((Vector2)handlePositions[1] != springBody.Shape.getVertex(spring.pointMassB))
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for(int i = 0; i < springBody.Shape.VertexCount; i++)
points[i] = springBody.Shape.getVertex(i);
spring.pointMassB = JelloShapeTools.FindClosestVertexOnShape(handlePositions[1], points);
handlePositions[1] = springBody.Shape.getVertex(spring.pointMassB);
spring.length = Vector2.Distance(springBody.Shape.getVertex(spring.pointMassA), springBody.Shape.getVertex(spring.pointMassB));
EditorUtility.SetDirty(springBody);
}
}
Vector3 posA = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassA));
Vector3 posB = springBody.transform.TransformPoint(springBody.Shape.getVertex(spring.pointMassB));
if(spring.lengthMultiplier != 1f)
{
float dist = Vector2.Distance(posA, posB) * spring.lengthMultiplier;
Vector3 mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
}
Handles.color = Color.blue;
Handles.DrawLine(posA,posB);
}
if(newSubComponentState != AddSubComponentState.inactive)
{
if(Event.current.isKey && Event.current.keyCode == KeyCode.Escape)
{
newSubComponentState = AddSubComponentState.inactive;
}
int controlID = GUIUtility.GetControlID(GetHashCode(), FocusType.Passive);
if(Event.current.type == EventType.Layout)
HandleUtility.AddDefaultControl(controlID);
Handles.color = Color.red;
Vector3 pos = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition).origin; //need where this ray intersects the zplane
Plane plane = new Plane(Vector3.forward, new Vector3(0, 0, springBody.transform.position.z));
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float dist = 0f;
plane.Raycast(ray, out dist);
pos = ray.GetPoint(dist);
Vector3 mousePosWorld = new Vector3(pos.x, pos.y, springBody.transform.position.z);
if(newSubComponentState == AddSubComponentState.assignedFirst)
{
pos = springBody.transform.TransformPoint(springBody.Shape.getVertex(newSpring.pointMassA));
Handles.CircleCap(3, pos, Quaternion.identity, HandleUtility.GetHandleSize(pos) * 0.15f);
Handles.DrawLine( pos, mousePosWorld);
Handles.color = Color.blue;
Handles.CircleCap(3, mousePosWorld, Quaternion.identity, HandleUtility.GetHandleSize(mousePosWorld) * 0.15f);
if(Event.current.type == EventType.MouseUp)
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for(int i = 0; i < springBody.Shape.VertexCount; i++)
points[i] = springBody.Shape.getVertex(i);
newSpring.pointMassB = JelloShapeTools.FindClosestVertexOnShape(springBody.transform.InverseTransformPoint(mousePosWorld), points);
newSpring.length = Vector2.Distance(springBody.Shape.getVertex(newSpring.pointMassA), springBody.Shape.getVertex(newSpring.pointMassB));
newSpring.stiffness = springBody.DefaultCustomSpringStiffness;
newSpring.damping = springBody.DefaultCustomSpringDamping;
editIndex = springBody.SpringCount;
springBody.addCustomSpring(newSpring);
newSubComponentState = AddSubComponentState.inactive;
handlePositions[0] = springBody.Shape.getVertex(newSpring.pointMassA);
handlePositions[1] = springBody.Shape.getVertex(newSpring.pointMassB);
eCustomSprings.isExpanded = true;
eEdgeSprings.isExpanded = false;
eInternalSprings.isExpanded = false;
EditorUtility.SetDirty(springBody);
}
}
if(newSubComponentState == AddSubComponentState.initiated)
{
Handles.CircleCap(3, mousePosWorld, Quaternion.identity, HandleUtility.GetHandleSize(mousePosWorld) * 0.15f);
if(Event.current.type == EventType.MouseUp)
{
Vector2[] points = new Vector2[springBody.Shape.VertexCount];
for(int i = 0; i < springBody.Shape.VertexCount; i++)
points[i] = springBody.Shape.getVertex(i);
newSpring = new JelloSpring();
newSpring.pointMassA = JelloShapeTools.FindClosestVertexOnShape(springBody.transform.InverseTransformPoint(mousePosWorld), points);
newSubComponentState = AddSubComponentState.assignedFirst;
}
}
SceneView.RepaintAll();
}
if(newSubComponentState != AddSubComponentState.inactive || editIndex != -1)
{
Handles.color = new Color(0.5f, 0.5f, 0.5f, 0.5f);
for(int i = springBody.EdgeSpringCount; i < springBody.SpringCount; i++)
{
if(editIndex == i)
continue;
Handles.DrawLine(springBody.transform.TransformPoint(springBody.Shape.getVertex(springBody.getSpring(i).pointMassA)), springBody.transform.TransformPoint(springBody.Shape.getVertex(springBody.getSpring(i).pointMassB)));
}
mainEditor.DrawPointMasses(springBody, false);
}
}
public override void DrawEditorGUI()
{
//springBodyEditor.serializedObject.Update();
multiEditing = springBodyEditor.serializedObject.isEditingMultipleObjects;
if(!multiEditing)
{
if(GUILayout.Button(addSpringContent, EditorStyles.miniButton)) //TODO move this...
{
editIndex = -1;
drawIndex = -1;
newSpring = null;
newSubComponentState = AddSubComponentState.initiated;
}
if(newSubComponentState != AddSubComponentState.inactive)
{
EditorGUILayout.HelpBox("Click near any Point Mass on the Jello Body" +
"\nEsc to cancel", MessageType.Info);
}
}
//TODO this might work better in a popup menu...
if(springBody.SpringCount != 0)
{
EditorGUI.indentLevel++;
DrawShapeMatchingGUI();
DrawEdgeSpringsGUI();
DrawInternalSpringsGUI();
DrawCustomSpringsGUI();
EditorGUI.indentLevel--;
}
if(newSubComponentState != AddSubComponentState.inactive )
{
if(Event.current.isKey && Event.current.keyCode == KeyCode.Escape)
{
newSubComponentState = AddSubComponentState.inactive;
mainEditor.Repaint();
}
}
//springBodyEditor.serializedObject.ApplyModifiedProperties();
}
public SpringSubComponentEditor(Editor editor)
: base(editor)
{
name = "Springs";
springBodyEditor = (JelloSpringBodyEditor)editor;
springBody = (JelloSpringBody)springBodyEditor.serializedObject.targetObject;
handlePositions = new Vector3[2];
handleSizes = new float[2];
eShapeMatching = springBodyEditor.serializedObject.FindProperty("mShapeMatchingOn");
eShapeSpringK = springBodyEditor.serializedObject.FindProperty("mShapeSpringK");
eShapeSpringDamp = springBodyEditor.serializedObject.FindProperty("mShapeSpringDamp");
eEdgeSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultEdgeSpringK");
eEdgeSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultEdgeSpringDamp");
eInternalSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultInternalSpringK");
eInternalSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultInternalSpringDamp");
eCustomSpringK = springBodyEditor.serializedObject.FindProperty("mDefaultCustomSpringK");
eCustomSpringDamp = springBodyEditor.serializedObject.FindProperty("mDefaultCustomSpringDamp");
eEdgeSprings = springBodyEditor.serializedObject.FindProperty("mEdgeSprings");
eInternalSprings = springBodyEditor.serializedObject.FindProperty("mInternalSprings");
eCustomSprings = springBodyEditor.serializedObject.FindProperty("mCustomSprings");
drawIndex = editIndex = -1;
newSpring = null;
newSubComponentState = AddSubComponentState.inactive;
}
/// <summary>
/// Clears every internal JelloPointMass.
/// Will also clear every internal JelloSpring an any custom JelloSpring that is no longer valid.
/// </summary>
/// <param name="recenterBaseShape">If set to <c>true</c> recenter the JelloBody.Shape.</param>
public override void clearInternalPointMasses(bool recenterBaseShape)
{
base.clearInternalPointMasses (recenterBaseShape);
mInternalSprings = new JelloSpring[0];
bool[] validity = new bool[mCustomSprings.Length];
int num = 0;
for(int i = 0; i < mCustomSprings.Length; i++)
{
if(mCustomSprings[i].pointMassA >= mEdgePointMasses.Length || mCustomSprings[i].pointMassB >= mEdgePointMasses.Length)
{
validity[i] = false;
}
else
{
validity[i] = true;
num++;
}
}
JelloSpring[] temp = new JelloSpring[num];
num = 0;
for(int i = 0; i < mCustomSprings.Length; i++)
{
if(validity[i])
{
temp[i - num] = mCustomSprings[i];
}
else
{
num++;
}
}
mCustomSprings = temp;
}
/// <summary>
/// Add multiple custom JelloSpring.
/// </summary>
/// <param name="springs">JelloSpring array to add to this JelloBody.</param>
public void addCustomSprings(JelloSpring[] springs)
{
addSprings(springs, ref mCustomSprings);
}
/// <summary>
/// Adds a custom JelloSpring.
/// </summary>
/// <param name="spring">The new JelloSpring to add.</param>
public void addCustomSpring(JelloSpring spring)
{
addSpring(spring, ref mCustomSprings);
}
/// <summary>
/// Removes the JelloSpring from the given JelloSpring array.
/// </summary>
/// <param name="spring">The JelloSpring to be removed.</param>
/// <param name="removeFromArray">The JelloSpring array to remove the JelloSpring from.</param>
private void removeSpring(JelloSpring spring, ref JelloSpring[] removeFromArray)
{
List<JelloSpring> tempSprings = new List<JelloSpring>();
for(int i = 0; i < removeFromArray.Length; i++)
if(spring != removeFromArray[i])
tempSprings.Add (removeFromArray[i]);
removeFromArray = tempSprings.ToArray();
}
/// <summary>
/// Adds multiple JelloSpring objects with specified values.
/// </summary>
/// <param name="indices">
/// The indices of the JelloPointMass that each JelloSpring will connect to
/// Each JelloSpring uses two indices.
/// </param>
/// <param name="stiffness">The JelloSpring.stiffness of each JelloSpring to be added.</param>
/// <param name="damping">The JelloSpring.damping of each JelloSpring to be added.</param>
/// <param name="addToArray">The JelloSpring array to add each new JelloSpring to.</param>
private void addSprings(int[] indices, float stiffness, float damping, ref JelloSpring[] addToArray)
{
JelloSpring[] newSprings = new JelloSpring[indices.Length / 2];
//float dist = 0f;
for(int i = 0; i < newSprings.Length; i ++)
{
//dist = Vector2.Distance(mBaseShape.getVertex( indices[ 2 * i ] ), mBaseShape.getVertex( indices[2 * i + 1] ));
newSprings[i] = new JelloSpring(indices[2 * i], indices[2 * i + 1], 0f, stiffness, damping);
}
addSprings(newSprings, ref addToArray);
}
/// <summary>
/// Adds one JelloSpring array to another.
/// </summary>
/// <param name="springs">JelloSpring array to be added.</param>
/// <param name="addToArray">JelloSpring array to add to.</param>
private void addSprings(JelloSpring[] springs, ref JelloSpring[] addToArray)
{
Vector2 posA;
Vector2 posB;
Vector2 diff;
float dist;
Vector2 mid;
for(int i = 0; i < springs.Length; i++)
{
posA = mBaseShape.getVertex(springs[i].pointMassA);
posB = mBaseShape.getVertex(springs[i].pointMassB);
diff = posA - posB;
dist = springs[i].length * Vector2.Distance(posA, posB) / Vector2.Distance (Vector2.zero, diff);
mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
springs[i].scaledLength = Vector2.Distance
(
Vector2.zero,
new Vector2
(
(posA.x - posB.x) * Scale.x,
(posA.y - posB.y) * Scale.y
)
);
}
//create a temporary array of springs at the new size
JelloSpring[] oldSprings = new JelloSpring[addToArray.Length];
//add springs already in the array to the temp array
for(int i = 0; i < addToArray.Length; i++)
oldSprings[i] = addToArray[i];
addToArray = new JelloSpring[oldSprings.Length + springs.Length];
int a = 0;
for(int i = 0; i < addToArray.Length; i++)
{
if(i < oldSprings.Length)
{
addToArray[i] = oldSprings[i];
}
else
{
addToArray[i] = springs[a];
a++;
}
}
}
/// <summary>
/// Adds a new JelloSpring to the JelloSpring array passed in.
/// </summary>
/// <param name="spring">JelloSpring to add.</param>
/// <param name="addToArray">JelloSpring array to add the new JelloSpring to</param>
private void addSpring(JelloSpring spring, ref JelloSpring[] addToArray)
{
if(spring == null || spring.pointMassA < 0 || spring.pointMassA >= mBaseShape.VertexCount || spring.pointMassB < 0 || spring.pointMassB >= mBaseShape.VertexCount)
return;
Vector2 posA = mBaseShape.getVertex(spring.pointMassA);
Vector2 posB = mBaseShape.getVertex(spring.pointMassB);
Vector2 diff = posA - posB;
float dist = spring.length * Vector2.Distance(posA, posB) / Vector2.Distance (Vector2.zero, diff);
Vector2 mid = (posA + posB) * 0.5f;
mid = (posA + posB) * 0.5f;
posA = mid + (mid - posA).normalized * dist * 0.5f;
posB = mid + (mid - posB).normalized * dist * 0.5f;
spring.scaledLength = Vector2.Distance
(
Vector2.zero,
new Vector2
(
(posA.x - posB.x) * Scale.x,
(posA.y - posB.y) * Scale.y
)
);
//create a temporary array of springs at the new size
JelloSpring[] oldSprings = new JelloSpring[addToArray.Length];
//add springs already in the array to the temp array
for(int i = 0; i < addToArray.Length; i++)
oldSprings[i] = addToArray[i];
addToArray = new JelloSpring[addToArray.Length + 1];
for(int i = 0; i < oldSprings.Length; i++)
addToArray[i] = oldSprings[i];
addToArray[addToArray.Length - 1] = spring;
}
protected override void processSmartSetShape(List<int[]> indexPairs, JelloClosedShape shape, ShapeSettingOptions options, SmartShapeSettingOptions smartOptions = SmartShapeSettingOptions.None)
{
base.processSmartSetShape (indexPairs, shape, options, smartOptions);
List<int[]> indexPairsQueue = new List<int[]>();
List<JelloSpring> tempSprings = new List<JelloSpring>();
if((options & ShapeSettingOptions.RebuildEdgeSprings) == ShapeSettingOptions.RebuildEdgeSprings)
{
clearEdgeSprings();
buildEdgeSprings();
}
else if((options & ShapeSettingOptions.ClearEdgeSprings) == ShapeSettingOptions.ClearEdgeSprings)
{
clearEdgeSprings();
}
else
{
//find the first common point to the two shapes
int index = -1;
for(int i = 0; i < shape.EdgeVertexCount; i++)
{
if(indexPairs[i][1] != -1)
{
index = i;
break;
}
}
if(index == -1)//in this case, there are no common points to this shape at all. we can just create new edge springs...
{
clearEdgeSprings();
buildEdgeSprings();
}
else
{
while(indexPairsQueue.Count < shape.EdgeVertexCount)
{
if(index >= shape.EdgeVertexCount)
index = 0;
indexPairsQueue.Add (indexPairs[index]);
index++;
}
//see if edge is intact...
for(int i = 0; i < shape.EdgeVertexCount; i++)//using edge point mass length, because we only want the edge indices
{
int next = i + 1 < shape.EdgeVertexCount ? i + 1 : 0;
//check if this edge is the same as the last.
if(indexPairsQueue[i][1] != -1) //old doesnt equal -1
{ //then the next should equal this plus 1 or 0 if full wrap around?
if(indexPairsQueue[next][1] == (indexPairsQueue[i][1] + 1 < mBaseShape.EdgeVertexCount ? indexPairsQueue[i][1] + 1 : 0)) //our edge is preserved from the old shape, lets move our old spring into place...
{
bool found = false;
JelloSpring spring = null;
//first check the expected position.
if(indexPairsQueue[i][1] < mEdgeSprings.Length)
spring = mEdgeSprings[indexPairsQueue[i][1]];
if(spring != null && spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == indexPairsQueue[next][1])
found = true;
//if not in the expected position, check the rest of the positions...
if(!found)
{
for(int a = 0; a < mEdgeSprings.Length; a++)
{
spring = mEdgeSprings[a];
if(spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == indexPairsQueue[next][1])
{
found = true;
break;
}
}
}
if(!found)//the spring could not be found, create a new one.
{
//float dist = Vector2.Distance(shape.EdgeVertices[indexPairsQueue[i][1]], shape.EdgeVertices[indexPairsQueue[next][1]]);
spring = new JelloSpring(indexPairsQueue[i][1], indexPairsQueue[next][1], 0f, DefaultEdgeSpringStiffness, DefaultEdgeSpringDamping);
}
spring.pointMassA = indexPairsQueue[i][0];
spring.pointMassB = indexPairsQueue[next][0];
tempSprings.Add(spring);
}
else
{
if(indexPairsQueue[next][1] == -1)//this is a new point.
{
//lets check if there is a spring here...
bool found = false;
//first check the expected position.
JelloSpring spring = null;
if(indexPairsQueue[i][1] < mEdgeSprings.Length)
spring = mEdgeSprings[indexPairsQueue[i][1]];
if(spring != null && (spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == (spring.pointMassA == mBaseShape.EdgeVertexCount - 1 ? spring.pointMassA + 1 : 0)))
{
found = true;
}
//we didnt find the spring in the expected position, lets look through the rest of the springs.
if(!found)
{
for(int a = 0; a < mEdgeSprings.Length; a++)
{
spring = mEdgeSprings[a];
if(spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == (spring.pointMassA == mBaseShape.EdgeVertexCount - 1 ? spring.pointMassA + 1 : 0))
{
found = true;
break;
}
}
}
//no old spring found, lets create one...
if(!found)
{
spring = new JelloSpring(indexPairsQueue[i][0], indexPairsQueue[next][0], 0f, DefaultEdgeSpringStiffness, DefaultEdgeSpringDamping);
}
spring.pointMassA = indexPairsQueue[i][0];
spring.pointMassB = indexPairsQueue[next][0];
//spring.length = Vector2.Distance(shape.EdgeVertices[spring.pointMassA], shape.EdgeVertices[spring.pointMassB]);
float multiplier = spring.lengthMultiplier;
//first assing spring to this one...
tempSprings.Add (spring);
//int nextnext = next + 1 < shape.EdgeVertexCount ? next + 1 : 0;
//now look through the rest of the points until i find a common point and create those springs in the image of this one...
for(int a = next; a < shape.EdgeVertexCount; a++)
{
int nextnext = a + 1 < shape.EdgeVertexCount ? a + 1 : 0;
spring = new JelloSpring(indexPairsQueue[a][0], indexPairsQueue[nextnext][0], 0f, spring.stiffness, spring.damping);
//spring.length = Vector2.Distance(shape.EdgeVertices[spring.pointMassA], shape.EdgeVertices[spring.pointMassB]);
spring.lengthMultiplier = multiplier;
tempSprings.Add (spring);
i++;
if(indexPairsQueue[nextnext][1] != -1)
break;
}
}
else//this is a vertex preserved from the old shape... in otherwords, there was a point mass deleted here.
{
//lets check if there is a spring here...
bool found = false;
//first check the expected position.
JelloSpring spring = null;
if(indexPairsQueue[i][1] < mEdgeSprings.Length)
spring = mEdgeSprings[indexPairsQueue[i][1]];
if(spring != null && (spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == (spring.pointMassA == mBaseShape.EdgeVertexCount - 1 ? spring.pointMassA + 1 : 0)))
{
found = true;
}
//we didnt find the spring in the expected position, lets look through the rest of the springs.
if(!found)
{
for(int a = 0; a < mEdgeSprings.Length; a++)
{
spring = mEdgeSprings[a];
if(spring.pointMassA == indexPairsQueue[i][1] && spring.pointMassB == (spring.pointMassA == mBaseShape.EdgeVertexCount - 1 ? spring.pointMassA + 1 : 0))
{
found = true;
break;
}
}
}
//no old spring found, lets create one...
if(!found)
{
spring = new JelloSpring(indexPairsQueue[i][0], indexPairsQueue[next][0], 0f, DefaultEdgeSpringStiffness, DefaultEdgeSpringDamping);
}
spring.pointMassA = indexPairsQueue[i][0];
spring.pointMassB = indexPairsQueue[next][0];
//spring.length = Vector2.Distance(shape.EdgeVertices[spring.pointMassA], shape.EdgeVertices[spring.pointMassB]);
tempSprings.Add (spring);
}
}
}
else
{
JelloSpring spring = new JelloSpring(indexPairsQueue[i][0], indexPairsQueue[next][0], 0f, DefaultEdgeSpringStiffness, DefaultEdgeSpringDamping);
//spring.length = Vector2.Distance(shape.EdgeVertices[spring.pointMassA], shape.EdgeVertices[spring.pointMassB]);
tempSprings.Add (spring);
}
}
mEdgeSprings = new JelloSpring[tempSprings.Count];
int indexOffset = 0;
for(int i = 0; i < tempSprings.Count; i++)
{
if(tempSprings[i].pointMassA == 0)
{
indexOffset = i;
break;
}
}
JelloSpring[] tempArray = new JelloSpring[tempSprings.Count];
for(int i = 0; i < tempArray.Length; i++)
{
int a = i + indexOffset;
if(a >= tempArray.Length)
a -= tempArray.Length;
tempArray[i] = tempSprings[a];
}
clearEdgeSprings();
addSprings(tempArray, ref mEdgeSprings);
}
}
if((options & ShapeSettingOptions.RebuildInternalSprings) == ShapeSettingOptions.RebuildInternalSprings)
{
clearInternalSprings();
BuildInternalSprings();
}
else if((options & ShapeSettingOptions.ClearInternalSprings) == ShapeSettingOptions.ClearInternalSprings)
{
clearInternalSprings();
}
else if(mInternalSprings.Length > 0)
{
//now handle internal springs
int[] tris = shape.Triangles;
tempSprings.Clear();
for(int i = 0; i < tris.Length; i+=3)
{
for(int t = 0; t < 3; t++)
{
int r = t + 1 < 3 ? t + 1 : 0;
if(tris[ i + t ] < shape.EdgeVertexCount && tris[ i + r] < shape.EdgeVertexCount) //dont build edge springs
{
if(tris[ i + t ] != 0 && tris[ i + r ] != 0)
{
if(Mathf.Abs( tris[ i + t ] - tris[ i + r ] ) == 1)
{
continue;
}
}
else if(tris[ i + t ] == shape.EdgeVertexCount - 1 || tris[ i + r ] == shape.EdgeVertexCount - 1 || tris[ i + t ] == 1 || tris[ i + t ] == 1)
{
continue;
}
}
bool exists = false;
for(int a = 0; a < tempSprings.Count; a++)
{
if((tris[i + t] == tempSprings[a].pointMassA && tris[i + r] == tempSprings[a].pointMassB) || (tris[i + t] == tempSprings[a].pointMassB && tris[i + r] == tempSprings[a].pointMassA))
{
exists = true;
break;
}
}
if(exists)
continue;
else
tempSprings.Add
(
new JelloSpring
(
tris[i + t],
tris[i + r],
0f,
mDefaultInternalSpringK,
mDefaultInternalSpringDamp
)
);
}
}
//now compare our new internal springs to our old internal springs...
for(int i = 0; i < tempSprings.Count; i++)
{
JelloSpring spring = tempSprings[i];
int pairA = -1;
int pairB = -1;
for(int a = 0; a < indexPairs.Count; a++)
{
if(indexPairs[a][0] == spring.pointMassA)
pairA = a;
if(indexPairs[a][0] == spring.pointMassB)
pairB = a;
if(pairA != -1 && pairB != -1)
break;
}
if(pairA == -1 || pairB == -1)
{
//this shouldnt be possible
continue;
}
//check if there is an old point assosiated with each spring end point
if(indexPairs[pairA][1] != -1 && indexPairs[pairB][1] != -1)
{
JelloSpring oldSpring;
for(int a = 0; a < mInternalSprings.Length; a++)
{
oldSpring = mInternalSprings[a];
if((oldSpring.pointMassA == indexPairs[pairA][1] && oldSpring.pointMassB == indexPairs[pairB][1]) || (oldSpring.pointMassB == indexPairs[pairA][1] && oldSpring.pointMassA == indexPairs[pairB][1]))
{
spring.damping = oldSpring.damping;
spring.lengthMultiplier = oldSpring.lengthMultiplier;
spring.stiffness = oldSpring.stiffness;
}
}
}
}
//now set our new internal springs.
clearInternalSprings();
if(tempSprings.Count > 0)
addSprings(tempSprings.ToArray(), ref mInternalSprings);
}
if((options & ShapeSettingOptions.ClearCustomSprings) == ShapeSettingOptions.ClearCustomSprings)
{
clearCustomSprings();
}
else
{
tempSprings.Clear();
bool rebuildCustomSprings = (smartOptions & SmartShapeSettingOptions.RebuildInvalidatedCustomSprings) == SmartShapeSettingOptions.RebuildInvalidatedCustomSprings;
//now handle custom springs
for(int i = 0; i < mCustomSprings.Length; i++)
{
JelloSpring spring = mCustomSprings[i];
int indexA = -1;
int indexB = -1;
for(int a = 0; a < indexPairs.Count; a++)
{
if(spring.pointMassA == indexPairs[a][1])
indexA = indexPairs[a][0];
if(spring.pointMassB == indexPairs[a][1])
indexB = indexPairs[a][0];
if(indexA != -1 && indexB != -1)
{
break;
}
}
//here
if(indexA == -1 || indexB == -1)
{
if(rebuildCustomSprings)
{
Vector2[] fullShape = new Vector2[shape.VertexCount];
for(int c = 0; c < shape.VertexCount; c++)
fullShape[c] = shape.getVertex(c);
if(indexA == -1)
{
//rebuild the spring
Vector2 pos = mBaseShape.getVertex(spring.pointMassA);
int[] closestIndices = JelloShapeTools.GetClosestIndices(pos, fullShape, 2);
//check if any of the indices are already in use
for(int c = 0; c < closestIndices.Length; c++)
{
//already in use by index b
if(indexB == closestIndices[c])
continue;
indexA = closestIndices[c];
break;
}
}
if(indexB == -1)
{
//rebuild the spring
Vector2 pos = mBaseShape.getVertex(spring.pointMassB);
int[] closestIndices = JelloShapeTools.GetClosestIndices(pos, fullShape, 2);
//check if any of the indices are already in use
for(int c = 0; c < closestIndices.Length; c++)
{
//already in use by index b
if(indexA == closestIndices[c])
continue;
indexB = closestIndices[c];
break;
}
}
}
else
{
continue;
}
}
spring.pointMassA = indexA;
spring.pointMassB = indexB;
tempSprings.Add(spring);
}
clearCustomSprings();
if(tempSprings.Count > 0)
addSprings(tempSprings.ToArray(), ref mCustomSprings);
}
}
/// <summary>
/// Sets the internal JelloSpring array.
/// </summary>
/// <param name="springs">JelloSpring array to replace the current internal JelloSpring array.</param>
public void setInternalSprings(JelloSpring[] springs)
{
mInternalSprings = springs;
}
/// <summary>
/// Removes the JelloSpring from this JelloSpringBody.
/// Will look at edge, internal, and custom JelloSpring objects.
/// </summary>
/// <param name="spring">JelloSpring to remove from this JelloSpringBody.</param>
public void RemoveSpring(JelloSpring spring)
{
for(int i = 0; i < SpringCount; i++)
{
if(getSpring(i) == spring)
{
if(i < mEdgeSprings.Length)
removeSpring(spring, ref mEdgeSprings);
else if(i < mEdgeSprings.Length + mInternalSprings.Length)
removeSpring(spring, ref mInternalSprings);
else
removeSpring(spring, ref mCustomSprings);
break;
}
}
}