using System.Collections;
using System.Collections.Generic;
using UnityEngine;public class anim_test : StateMachineBehaviour {//layerIndex就是动画所在的层，Base Layer层的layerIndex是0//要获得其他节点的组件都可以像MonoBehaviour那样做// OnStateEnter is called when a transition starts and the state machine starts to evaluate this stateoverride public void OnStateEnter(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {Debug.Log("OnStateEnter");}//每一帧都执行// OnStateUpdate is called on each Update frame between OnStateEnter and OnStateExit callbacksoverride public void OnStateUpdate(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {Debug.Log("OnStateUpdate");}// OnStateExit is called when a transition ends and the state machine finishes evaluating this stateoverride public void OnStateExit(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {Debug.Log("OnStateExit");}//下面两个用的不多// OnStateMove is called right after Animator.OnAnimatorMove(). Code that processes and affects root motion should be implemented here//override public void OnStateMove(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {////}// OnStateIK is called right after Animator.OnAnimatorIK(). Code that sets up animation IK (inverse kinematics) should be implemented here.//override public void OnStateIK(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {////}
}

using UnityEngine;
using System.Collections;
using UnityEditor;
using UnityEditor.Animations;public class CreateAnimCtrl : MonoBehaviour {[MenuItem("Assets/Create/CreateAnimCtrl")]//添加了一个菜单栏，可以在最上面菜单栏点击Assets/Create发现多了一个CreateAnimCtrl// 执行函数，点击Assets/Create/CreateAnimCtrl会执行的函数static void Run() {Debug.Log("Run called");// Step1: 生成我们的动画控制文件;这个操作等于右键Create---->Animator Controller到Assets/res目录下，名字叫code_anim.controllerAnimatorController ctrl = AnimatorController.CreateAnimatorControllerAtPath("Assets/res/code_anim.controller");// Step2 获取我们的动画状态机;AnimatorStateMachine state_machine = ctrl.layers[0].stateMachine;// 创建我们的动画状态;先创建一个数组，里面可以放10个动画状态AnimatorState[] state = new AnimatorState[10] ;for (int i = 0; i < 10; i++) {state[i] = state_machine.AddState("state" + i);//状态机添加动画状态// 这个语句相当于把Assets\Animations\AnisWithNum目录下的一个一个的可执行动画文件关联到对应的动画状态的Motion属性// as 强转类型过去，是C#的语法AnimationClip anim = AssetDatabase.LoadAssetAtPath("Assets/Animations/AnisWithNum/Ani" + i + ".FBX", typeof(AnimationClip)) as AnimationClip;state[i].motion = anim;}// 两两添加过渡;for (int i = 0; i < 10; i++) {for (int j = 0; j < 10; j++) {  // i --> j 的transform// 创建每个动画过渡的控制变量，等于在Animator面板的Parameters面板下的参数添加条件变量，是开关类型的变量，这个变量就是只要选中就会执行ctrl.AddParameter(i + "switch" + j, AnimatorControllerParameterType.Trigger);// end //两两动画状态之间添加过渡，等于在状态机那个图里面选择一个动画状态然后右键Make TransitionAnimatorStateTransition trans = state[i].AddTransition(state[j], false);//给每个过渡添加条件，等于在过渡的属性面板下面的Condition属性点击+号，默认是0，就是关闭的状态trans.AddCondition(AnimatorConditionMode.If, 0, i + "switch" + j);}}// end // 设置一个默认动画状态，把第0个动画状态设置为默认动画状态;state_machine.defaultState = state[0];}
}