103 lines
4.6 KiB
C#
103 lines
4.6 KiB
C#
using UnityEngine;
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using UnityEditor;
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using System.Collections;
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using System;
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namespace RootMotion.FinalIK {
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/*
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* Custom inspector and scene view tools for IKSolverAim
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* */
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public class IKSolverAimInspector: IKSolverInspector {
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#region Public methods
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/// <summary>
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/// Draws the custom inspector for IKSolverAim
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/// </summary>
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public static void AddInspector(SerializedProperty prop, bool editHierarchy) {
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IKSolverHeuristicInspector.AddTarget(prop);
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if (!prop.FindPropertyRelative("XY").boolValue) EditorGUILayout.PropertyField(prop.FindPropertyRelative("poleTarget"), new GUIContent("Pole Target", "If assigned, will automatically set polePosition to the position of this Transform."));
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EditorGUILayout.PropertyField(prop.FindPropertyRelative("transform"), new GUIContent("Aim Transform", "The transform that you want to be aimed at the target. Needs to be a lineal descendant of the bone hierarchy. For example, if you wish to aim a gun, it should be the gun, one of it's children or the hand bone."));
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EditorGUILayout.PropertyField(prop.FindPropertyRelative("axis"), new GUIContent("Axis", "The local axis of the Transform that you want to be aimed at IKPosition."));
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if (!prop.FindPropertyRelative("XY").boolValue) EditorGUILayout.PropertyField(prop.FindPropertyRelative("poleAxis"), new GUIContent("Pole Axis", "Keeps that axis of the Aim Transform directed at the polePosition."));
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EditorGUILayout.Space();
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IKSolverHeuristicInspector.AddIKPositionWeight(prop);
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if (!prop.FindPropertyRelative("XY").boolValue) EditorGUILayout.PropertyField(prop.FindPropertyRelative("poleWeight"), new GUIContent("Pole Weight", "The weight of the Pole."));
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IKSolverHeuristicInspector.AddProps(prop);
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EditorGUILayout.PropertyField(prop.FindPropertyRelative("clampWeight"), new GUIContent("Clamp Weight", "Clamping rotation of the solver. 0 is free rotation, 1 is completely clamped to transform axis."));
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EditorGUILayout.PropertyField(prop.FindPropertyRelative("clampSmoothing"), new GUIContent("Clamp Smoothing", "Number of sine smoothing iterations applied on clamping to make the clamping point smoother."));
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IKSolverHeuristicInspector.AddBones(prop, editHierarchy, true);
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}
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/// <summary>
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/// Draws the scene view helpers for IKSolverAim
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/// </summary>
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public static void AddScene(IKSolverAim solver, Color color, bool modifiable) {
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// Protect from null reference errors
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if (solver.transform == null) return;
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if (Application.isPlaying && !solver.initiated) return;
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if (!Application.isPlaying) {
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string message = string.Empty;
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if (!solver.IsValid(ref message)) return;
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}
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Handles.color = color;
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GUI.color = color;
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// Display the bones
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for (int i = 0; i < solver.bones.Length; i++) {
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IKSolver.Bone bone = solver.bones[i];
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if (i < solver.bones.Length - 1) Handles.DrawLine(bone.transform.position, solver.bones[i + 1].transform.position);
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Inspector.SphereCap(0, solver.bones[i].transform.position, Quaternion.identity, GetHandleSize(solver.bones[i].transform.position));
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}
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if (solver.axis != Vector3.zero) Inspector.ConeCap(0, solver.transform.position, Quaternion.LookRotation(solver.transform.rotation * solver.axis), GetHandleSize(solver.transform.position) * 2f);
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// Selecting joint and manipulating IKPosition
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if (Application.isPlaying && solver.IKPositionWeight > 0) {
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if (modifiable) {
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Inspector.SphereCap(0, solver.IKPosition, Quaternion.identity, GetHandleSize(solver.IKPosition));
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// Manipulating position
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solver.IKPosition = Handles.PositionHandle(solver.IKPosition, Quaternion.identity);
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}
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// Draw a transparent line from transform to IKPosition
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Handles.color = new Color(color.r, color.g, color.b, color.a * solver.IKPositionWeight);
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Handles.DrawLine(solver.bones[solver.bones.Length - 1].transform.position, solver.transform.position);
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Handles.DrawLine(solver.transform.position, solver.IKPosition);
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}
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Handles.color = color;
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// Pole
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if (Application.isPlaying && solver.poleWeight > 0f) {
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if (modifiable) {
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Inspector.SphereCap(0, solver.polePosition, Quaternion.identity, GetHandleSize(solver.IKPosition) * 0.5f);
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// Manipulating position
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solver.polePosition = Handles.PositionHandle(solver.polePosition, Quaternion.identity);
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}
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// Draw a transparent line from transform to polePosition
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Handles.color = new Color(color.r, color.g, color.b, color.a * solver.poleWeight);
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Handles.DrawLine(solver.transform.position, solver.polePosition);
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}
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Handles.color = Color.white;
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GUI.color = Color.white;
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}
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#endregion Public methods
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}
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}
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