/*
* Draws the scene view helpers for IKSolverLookAt
* */
public static void AddScene(IKSolverLookAt solver, Color color, bool modifiable) {
// Protect from null reference errors
if (!solver.IsValid(false)) return;
if (Application.isPlaying && !solver.initiated) return;
// Display the Spine
if (solver.spine.Length > 0) {
Handles.color = color;
GUI.color = color;
for (int i = 0; i < solver.spine.Length; i++) {
IKSolverLookAt.LookAtBone bone = solver.spine[i];
if (i < solver.spine.Length - 1) Handles.DrawLine(bone.transform.position, solver.spine[i + 1].transform.position);
Handles.SphereCap(0, bone.transform.position, Quaternion.identity, GetHandleSize(bone.transform.position));
}
// Draw a transparent line from last bone to IKPosition
if (Application.isPlaying) {
Handles.color = new Color(color.r, color.g, color.b, color.a * solver.IKPositionWeight * solver.bodyWeight);
Handles.DrawLine(solver.spine[solver.spine.Length - 1].transform.position, solver.IKPosition);
}
}
// Display the eyes
if (solver.eyes.Length > 0) {
for (int i = 0; i < solver.eyes.Length; i++) {
DrawLookAtBoneInScene(solver.eyes[i], solver.IKPosition, color, solver.IKPositionWeight * solver.eyesWeight);
}
}
// Display the head
if (solver.head.transform != null) {
DrawLookAtBoneInScene(solver.head, solver.IKPosition, color, solver.IKPositionWeight * solver.headWeight);
}
Handles.color = color;
GUI.color = color;
// Selecting joint and manipulating IKPosition
if (Application.isPlaying && solver.IKPositionWeight > 0) {
if (modifiable) {
Handles.SphereCap(0, solver.IKPosition, Quaternion.identity, GetHandleSize(solver.IKPosition));
// Manipulating position
if (solver.target == null) solver.IKPosition = Handles.PositionHandle(solver.IKPosition, Quaternion.identity);
}
}
Handles.color = Color.white;
GUI.color = Color.white;
}
private static Vector3 GetLookAtDirection(IKSolverLookAt solver)
{
if (solver.head.transform != null)
{
return(solver.IKPosition - solver.head.transform.position);
}
if (solver.spine.Length > 0)
{
for (int i = solver.spine.Length; i > 0; i--)
{
if (solver.spine[i].transform != null)
{
return(solver.IKPosition - solver.spine[i].transform.position);
}
}
}
return(Vector3.forward);
}
/*
* Draws the scene view helpers for IKSolverLookAt
* */
public static void AddScene(IKSolverLookAt solver, Color color, bool modifiable)
{
// Protect from null reference errors
if (Application.isPlaying && !solver.initiated)
{
return;
}
if (!Application.isPlaying && !solver.IsValid())
{
return;
}
// Display the Spine
if (solver.spine.Length > 0)
{
Handles.color = color;
GUI.color = color;
for (int i = 0; i < solver.spine.Length; i++)
{
IKSolverLookAt.LookAtBone bone = solver.spine[i];
if (i < solver.spine.Length - 1)
{
Handles.DrawLine(bone.transform.position, solver.spine[i + 1].transform.position);
}
Handles.SphereCap(0, bone.transform.position, Quaternion.identity, GetHandleSize(bone.transform.position));
}
// Draw a transparent line from last bone to IKPosition
if (Application.isPlaying)
{
Handles.color = new Color(color.r, color.g, color.b, color.a * solver.IKPositionWeight * solver.bodyWeight);
Handles.DrawLine(solver.spine[solver.spine.Length - 1].transform.position, solver.IKPosition);
}
}
// Display the eyes
if (solver.eyes.Length > 0)
{
for (int i = 0; i < solver.eyes.Length; i++)
{
DrawLookAtBoneInScene(solver.eyes[i], solver.IKPosition, color, solver.IKPositionWeight * solver.eyesWeight);
}
}
// Display the head
if (solver.head.transform != null)
{
DrawLookAtBoneInScene(solver.head, solver.IKPosition, color, solver.IKPositionWeight * solver.headWeight);
}
Handles.color = color;
GUI.color = color;
// Selecting joint and manipulating IKPosition
if (Application.isPlaying && solver.IKPositionWeight > 0)
{
if (modifiable)
{
Handles.SphereCap(0, solver.IKPosition, Quaternion.identity, GetHandleSize(solver.IKPosition));
// Manipulating position
if (solver.target == null)
{
solver.IKPosition = Handles.PositionHandle(solver.IKPosition, Quaternion.identity);
}
}
}
Handles.color = Color.white;
GUI.color = Color.white;
}
private static void DrawLookAtBoneInScene(IKSolverLookAt.LookAtBone bone, Vector3 IKPosition, Color color, float lineWeight) {
Handles.color = color;
GUI.color = color;
Handles.SphereCap(0, bone.transform.position, Quaternion.identity, GetHandleSize(bone.transform.position));
// Draw a transparent line from last bone to IKPosition
if (Application.isPlaying && lineWeight > 0) {
Handles.color = new Color(color.r, color.g, color.b, color.a * lineWeight);
Handles.DrawLine(bone.transform.position, IKPosition);
}
}
private static Vector3 GetLookAtDirection(IKSolverLookAt solver)
{
if (solver.head.transform != null) return solver.IKPosition - solver.head.transform.position;
if (solver.spine.Length > 0) {
for (int i = solver.spine.Length; i > 0; i--) {
if (solver.spine[i].transform != null) return solver.IKPosition - solver.spine[i].transform.position;
}
}
return Vector3.forward;
}
public void Update(IKSolverLookAt solver)
{
weight.Value = Mathf.Clamp(weight.Value, 0f, 1f);
bodyWeight.Value = Mathf.Clamp(bodyWeight.Value, 0f, 1f);
headWeight.Value = Mathf.Clamp(headWeight.Value, 0f, 1f);
eyesWeight.Value = Mathf.Clamp(eyesWeight.Value, 0f, 1f);
clampWeight.Value = Mathf.Clamp(clampWeight.Value, 0f, 1f);
clampWeightHead.Value = Mathf.Clamp(clampWeightHead.Value, 0f, 1f);
clampWeightEyes.Value = Mathf.Clamp(clampWeightEyes.Value, 0f, 1f);
solver.target = target.Value == null? null: target.Value.transform;
solver.IKPositionWeight = weight.Value;
solver.IKPosition = position.Value;
solver.bodyWeight = bodyWeight.Value;
solver.headWeight = headWeight.Value;
solver.eyesWeight = eyesWeight.Value;
solver.clampWeight = clampWeight.Value;
solver.clampWeightHead = clampWeightHead.Value;
solver.clampWeightEyes = clampWeightEyes.Value;
}
public override void Execute()
{
var ik = EntityView.GetComponent<LookAtIK>();
Solver = ik.solver;
}
public override void Execute()
{
var bipedIk = EntityView.GetComponent<BipedIK>();
Solver = bipedIk.solvers.lookAt;
}