166 lines
4.3 KiB
C#
166 lines
4.3 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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[ExecuteInEditMode]
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[RequireComponent(typeof(MeshRenderer))]
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[RequireComponent(typeof(MeshFilter))]
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public class TriangleMesh : MonoBehaviour {
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private MeshFilter meshFilter;
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private Mesh mesh = null;
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private Vector3[] vertices = new Vector3[15];
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private Color[] colors = new Color[15];
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private Vector3[] normals = new Vector3[15];
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private Vector2[] uv = new Vector2[15];
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private int[] triangles = new int[39];
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private float blinkRate = 0.5f;
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public float alpha = 0.8f;
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void Start () {
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}
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void Update () {
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meshFilter = GetComponent<MeshFilter>();
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if(mesh==null)
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{
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mesh = new Mesh();
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}
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// top
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vertices[0] = new Vector3(1.5f, 6);
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vertices[1] = new Vector3(1, 5);
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vertices[2] = new Vector3(2, 5);
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vertices[3] = new Vector3(1, 4);
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vertices[4] = new Vector3(2, 4);
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vertices[5] = new Vector3(1, 3);
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vertices[6] = new Vector3(2, 3);
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vertices[7] = new Vector3(1, 2);
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vertices[8] = new Vector3(2, 2);
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vertices[9] = new Vector3(1, 1);
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vertices[10] = new Vector3(2, 1);
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vertices[11] = new Vector3(3, 1);
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// bottom right point
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vertices[12] = new Vector3(3, 0);
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vertices[13] = new Vector3(0, 1);
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// bottom left point
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vertices[14] = new Vector3(0, 0);
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/*
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uvs[0] = new Vector2(0, 0);
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uvs[1] = new Vector2(1, 0.5f);
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uvs[2] = new Vector2(0.5f, 0.15f);
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*/
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normals[0] = new Vector3(0,1,0);
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normals[1] = new Vector3(0,1,0);
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normals[2] = new Vector3(0,1,0);
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normals[3] = new Vector3(0,1,0);
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normals[4] = new Vector3(0,1,0);
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normals[5] = new Vector3(0,1,0);
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normals[6] = new Vector3(0,1,0);
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normals[7] = new Vector3(0,1,0);
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normals[8] = new Vector3(0,1,0);
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normals[9] = new Vector3(0,1,0);
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normals[10] = new Vector3(0,1,0);
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normals[11] = new Vector3(0,1,0);
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normals[12] = new Vector3(0,0,1);
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normals[13] = new Vector3(0,1,0);
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normals[14] = new Vector3(0,0,1);
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float col = Mathf.Cos(Time.time);
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colors[0] = Color.blue;
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colors[1] = Color.blue;
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colors[2] = Color.blue;
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colors[3] = Color.blue;
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colors[4] = Color.blue;
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colors[5] = Color.blue;
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colors[6] = Color.blue;
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colors[7] = Color.blue;
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colors[8] = Color.blue;
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colors[9] = Color.blue;
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colors[10] = Color.blue;
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colors[11] = new Color(0, col, 1 - col);
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colors[12] = Color.blue;
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colors[13] = new Color(col, 0, 1 - col);
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colors[14] = Color.blue;
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colors[0].a = alpha;
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// top
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triangles[0] = 1;
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triangles[1] = 2;
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triangles[2] = 0;
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triangles[3] = 1;
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triangles[4] = 4;
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triangles[5] = 2;
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triangles[6] = 1;
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triangles[7] = 3;
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triangles[8] = 4;
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triangles[9] = 3;
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triangles[10] = 5;
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triangles[11] = 4;
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triangles[12] = 5;
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triangles[13] = 6;
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triangles[14] = 4;
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triangles[15] = 5;
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triangles[16] = 8;
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triangles[17] = 6;
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triangles[18] = 5;
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triangles[19] = 7;
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triangles[20] = 8;
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triangles[21] = 7;
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triangles[22] = 9;
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triangles[23] = 8;
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triangles[24] = 9;
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triangles[25] = 10;
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triangles[26] = 8;
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triangles[27] = 13;
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triangles[28] = 9;
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triangles[29] = 7;
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triangles[30] = 13;
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triangles[31] = 14;
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triangles[32] = 9;
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triangles[33] = 8;
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triangles[34] = 10;
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triangles[35] = 11;
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triangles[36] = 10;
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triangles[37] = 12;
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triangles[38] = 11;
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vertices[12] += normals[12] * Mathf.Sin(Time.time);
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vertices[14] += normals[14] * Mathf.Sin(Time.time);
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mesh.vertices = vertices;
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mesh.colors = colors;
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mesh.normals = normals;
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mesh.uv = uv;
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mesh.triangles = triangles;
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meshFilter.sharedMesh = mesh;
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}
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}
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