BlendShapeControllerTest.cs

using UnityEngine;
using System.Collections;

public class BlendShapeControllerTest : MonoBehaviour
{
    public Transform source;
    public Transform target;
    SkinnedMeshRenderer skinnedMeshRenderer;
    float blendVal1 = 0f;
    float blendVal2 = 50f;
    float blendVal3 = 100f;
    float mouthspeed = .1f;
    float speed = .1f;
    bool up2 = true;
    bool up3 = true;
    bool other = false;
    int state = -1;

    void Awake ()
    {
        skinnedMeshRenderer = GetComponent<SkinnedMeshRenderer> ();
    }

    void Start ()
    {
        skinnedMeshRenderer.SetBlendShapeWeight (34, 50f);  //tongue thinner
    }

    void Update ()
    {
        //modify lick speed by dpad input
        float value = Input.GetAxis("dpad") / 1000;

        if( Input.GetKey(KeyCode.L) )
        {
            value = .001f;
        }
        else if( Input.GetKey(KeyCode.K) )
        {
            value = -.001f;
        }

        if (speed > .01f && value < 0f)
        {
            speed += value;
        }
        else if (speed < .4f && value > 0f)
        {
            speed += value;
        }

        float distance = Vector3.Distance(source.position, target.position);

        if (distance > 1.1f)
        {
            if(state != 0)
            {
                state = 0;
                //skinnedMeshRenderer.SetBlendShapeWeight (1, 0f);  //mouth open
                skinnedMeshRenderer.SetBlendShapeWeight (9, 75f);   //smile
                skinnedMeshRenderer.SetBlendShapeWeight (22, 0f);   //eye lids
                skinnedMeshRenderer.SetBlendShapeWeight (24, 0f);   //eye brows
                skinnedMeshRenderer.SetBlendShapeWeight (31, 0f);   //tongue out
                //skinnedMeshRenderer.SetBlendShapeWeight (32, 30f);    //tongue up
                skinnedMeshRenderer.SetBlendShapeWeight (41, 0f);   //blush

                skinnedMeshRenderer.SetBlendShapeWeight (32, 0f);   //tongue up
                skinnedMeshRenderer.SetBlendShapeWeight (33, 0f);   //tongue lick
            }
        }
        else if (distance > .8f)
        {
            if(state != 1)
            {
                state = 1;
                //skinnedMeshRenderer.SetBlendShapeWeight (1, 100f);    //mouth open
                skinnedMeshRenderer.SetBlendShapeWeight (9, 75f);   //smile
                skinnedMeshRenderer.SetBlendShapeWeight (22, 100f); //eye lids
                skinnedMeshRenderer.SetBlendShapeWeight (24, 100f); //eye brows
                skinnedMeshRenderer.SetBlendShapeWeight (31, 100f); //tongue out
                //skinnedMeshRenderer.SetBlendShapeWeight (32, 30f);    //tongue up
                skinnedMeshRenderer.SetBlendShapeWeight (41, 100f); //blush
            }
        }
        else
        {
            if(state != 2)
            {
                state = 2;
                //skinnedMeshRenderer.SetBlendShapeWeight (1, 100f);    //mouth open
                skinnedMeshRenderer.SetBlendShapeWeight (9, 75f);   //smile
                skinnedMeshRenderer.SetBlendShapeWeight (22, 100f); //eye lids
                skinnedMeshRenderer.SetBlendShapeWeight (24, 100f); //eye brows
                skinnedMeshRenderer.SetBlendShapeWeight (31, 100f); //tongue out
                //skinnedMeshRenderer.SetBlendShapeWeight (32, 30f);    //tongue up
                skinnedMeshRenderer.SetBlendShapeWeight (41, 100f); //blush
            }
        }

        //mouth open/close animation anytime players is within distance
        if(state != 0)
        {
            if( blendVal1 < 100f)
            {
                blendVal1 += mouthspeed / Time.deltaTime;
                skinnedMeshRenderer.SetBlendShapeWeight (1, blendVal1); //mouth open
            }
        }
        else
        {
            if( blendVal1 > 0f)
            {
                blendVal1 -= mouthspeed / Time.deltaTime;
                skinnedMeshRenderer.SetBlendShapeWeight (1, blendVal1); //mouth open
            }
        }

        if(state == 2)  //licking
        {
            if (up2)
            {
                blendVal2 += speed / Time.deltaTime;
                if(blendVal2 >= 100f)
                {
                    up2 = false;
                }
            }
            else
            {
                blendVal2 -= speed / Time.deltaTime;
                if(blendVal2 <= 0f)
                {
                    up2 = true;
                }
            }

            if (up3)
            {
                blendVal3 += speed / Time.deltaTime;
                if(blendVal3 >= 100f)
                {
                    up3 = false;
                }
            }
            else
            {
                blendVal3 -= speed / Time.deltaTime;
                if(blendVal3 <= 0f)
                {
                    up3 = true;
                }
            }

            if (other)
            {
                //skinnedMeshRenderer.SetBlendShapeWeight (31, blendVal1);  //tongue out
                skinnedMeshRenderer.SetBlendShapeWeight (32, blendVal2);    //tongue up
                skinnedMeshRenderer.SetBlendShapeWeight (33, blendVal3);    //tongue lick
                other = false;
            }
            else
            {
                other = true;
            }
        }
        else if(state == 3) //sucking
        {

        }
    }
}