Clip4RayCasting.cs

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using UnityEngine;
using System.Collections;

public class Clip4RayCasting : MonoBehaviour {

    public static GameObject  CreateClip (){

GameObject obj=new GameObject("Clip");

obj.AddComponent<SkinnedMeshRenderer>();

SkinnedMeshRenderer renderer_= obj.GetComponent<SkinnedMeshRenderer>();

// Build basic mesh_

Mesh _mesh= new Mesh();

_mesh.vertices = new Vector3[] {new Vector3(-1f, -1f, 0), new Vector3(1f, -1f, 0), new Vector3(-1f, 1f, 0),new Vector3(1f, 1f, 0)};
//_mesh.vertices = new Vector3[] {new Vector3(-0.5f, -0.5f, 0), new Vector3(0.5f, -0.5f, 0), new Vector3(-0.5f, 0.5f, 0),new Vector3(0.5f, 0.5f, 0)};

_mesh.uv = new Vector2[] {new Vector2(0, 0), new Vector2(1, 0), new Vector2(0, 1), new Vector2(1, 1)};

_mesh.triangles = new int[] {0, 1, 2, 1, 3, 2};

_mesh.RecalculateNormals();

renderer_.material = new Material (Shader.Find(" Diffuse"));

 

// Assign bone weights to mesh_

// We use 2 bones. One for the lower vertices, one for the upper vertices.

BoneWeight[] weights= new BoneWeight[4];

 

weights[0].boneIndex0 = 0;

weights[0].weight0 = 1;

 

weights[1].boneIndex0 = 0;

weights[1].weight0 = 1;

 

weights[2].boneIndex0 = 1;

weights[2].weight0 = 1;

 

weights[3].boneIndex0 = 1;

weights[3].weight0 = 1;

 

_mesh.boneWeights = weights;

// Create Bone Transforms and Bind poses

// One bone at the bottom and one at the top

Transform[] bones= new Transform[2];

Matrix4x4[] bindPoses= new Matrix4x4[2];

 

bones[0] = new GameObject ("Lower").transform;

bones[0].parent = obj.transform;

// Set the position relative to the parent

bones[0].localRotation = Quaternion.identity;

//bones[0].localPosition = new Vector3 (0, -0.5f, 0);
bones[0].localPosition = new Vector3 (0, -1f, 0);

// The bind pose is bone's inverse transformation matrix

// In this case the matrix we also make this matrix relative to the root

// So that we can move the root game object around freely

bindPoses[0] = bones[0].worldToLocalMatrix * obj.transform.localToWorldMatrix;

bones[1] = new GameObject ("Upper").transform;

bones[1].parent = obj.transform;

// Set the position relative to the parent

bones[1].localRotation = Quaternion.identity;

//bones[1].localPosition = new Vector3 (0, 0.5f, 0);
bones[1].localPosition = new Vector3 (0, 1f, 0);
// The bind pose is bone's inverse transformation matrix

// In this case the matrix we also make this matrix relative to the root

// So that we can move the root game object around freely

bindPoses[1] = bones[1].worldToLocalMatrix * obj.transform.localToWorldMatrix;

 

_mesh.bindposes = bindPoses;

// Assign bones and bind poses

renderer_.bones = bones;

renderer_.sharedMesh = _mesh;

 
return obj;
}
}