130 lines
4.0 KiB
C#
130 lines
4.0 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace BNG {
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[ExecuteInEditMode]
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public class SkeletonVisualizer : MonoBehaviour {
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public bool ShowGizmos = true;
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[Range(0.0f, 1f)]
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public float JointRadius = 0.00875f;
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[Range(0.0f, 5f)]
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public float BoneThickness = 3f;
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public Color GizmoColor = new Color(255f, 255f, 255f, 0.5f);
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public bool ShowTransformNames = false;
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bool isQuiting;
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void OnApplicationQuit() {
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isQuiting = true;
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}
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void OnDestroy() {
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if (isQuiting) {
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return;
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}
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#if UNITY_EDITOR
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// Remove any components we had added
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if (Application.isEditor && !Application.isPlaying) {
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ResetEditorHandles();
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UnityEditor.SceneView.RepaintAll();
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}
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#endif
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}
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#if UNITY_EDITOR
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void OnDrawGizmos() {
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// Show Gizmos indicating bones / joints
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if (ShowGizmos) {
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Transform[] children = GetComponentsInChildren<Transform>();
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int childCount = children.Length;
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for (int x = 0; x < childCount; x++) {
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Transform child = children[x];
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// Don't count the root object
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if(child == transform ) {
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continue;
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}
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bool isFingerTip = IsTipOfBone(child);
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float opacity = isFingerTip ? 0.5f : 0.1f;
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EditorHandle handle = child.gameObject.GetComponent<EditorHandle>();
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// Create the editor handle if not available
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if (handle == null) {
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handle = child.gameObject.AddComponent<EditorHandle>();
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// Hide in Inspector
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child.gameObject.hideFlags = HideFlags.None;
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handle.hideFlags = HideFlags.HideInInspector;
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}
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handle.Radius = JointRadius / 1000f;
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handle.BaseColor = new Color(GizmoColor.r, GizmoColor.g, GizmoColor.b, opacity);
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handle.ShowTransformName = ShowTransformNames;
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// Connect with Lines
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if (child.parent != null) {
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// Line way of drawing
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// Gizmos.DrawLine(child.position, child.parent.position);
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// Smoothed line way of drawing
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// Only show if the line goes far enough
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if(Vector3.Distance(child.position, child.parent.position) > 0.001f) {
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UnityEditor.Handles.DrawBezier(child.position, child.parent.position, child.position, child.parent.position, GizmoColor, null, BoneThickness);
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}
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}
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}
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}
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else {
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ResetEditorHandles();
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}
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}
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void OnDrawGizmosSelected() {
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// Update every frame even while in editor
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if (!Application.isPlaying) {
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UnityEditor.EditorApplication.QueuePlayerLoopUpdate();
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UnityEditor.SceneView.RepaintAll();
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}
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}
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#endif
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/// <summary>
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/// I.e. a finger tip, tip of toe, etc.
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/// </summary>
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/// <param name="fingerJoint"></param>
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/// <returns></returns>
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public virtual bool IsTipOfBone(Transform fingerJoint) {
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if (fingerJoint.childCount == 0 && fingerJoint != transform && fingerJoint.parent != transform) {
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return true;
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}
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return false;
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}
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public void ResetEditorHandles() {
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EditorHandle[] handles = GetComponentsInChildren<EditorHandle>();
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for (int x = 0; x < handles.Length; x++) {
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if (handles[x] != null && handles[x].gameObject != null) {
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GameObject.DestroyImmediate((handles[x]));
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}
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}
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}
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}
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}
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