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问题： 如下图 知道 各点 x y z 坐标如何生成 3dmax 模型 或能导入 u3d的模型？
描述:
解决方案1:
描述:
解决方案1:
using UnityEngine;
using System.Collections;
public class Test : MonoBehaviour
{
public int num = 3;
public Vector3[] vertices1;
public Vector3[] vertices2;
public Vector3[] vertices;
public int[] triangles;
public Material m;
MeshFilter mf;
Mesh mesh;
MeshRenderer mr;
public float f1 = 1;
public float f2 = 1;
// Use this for initialization
void Start()
{
mf = gameObject.AddComponent<MeshFilter>();
mr = gameObject.AddComponent<MeshRenderer>();
mesh = new Mesh();
}
void FixedUpdate()
{
vertices = new Vector3[num * 2 * 3];
triangles = new int[num * 2 * 3];
vertices1 = GetVertices(num, f1, 0);
vertices2 = GetVertices(num, f2, -1);
for (int i = 0; i < triangles.Length; i++)
{
triangles[i] = i;
}
vertices[0] = vertices1[0];
vertices[1] = vertices2[1];
vertices[2] = vertices2[0];
vertices[3] = vertices1[0];
vertices[4] = vertices1[1];
vertices[5] = vertices2[1];
vertices[6] = vertices1[1];
vertices[7] = vertices2[2];
vertices[8] = vertices2[1];
vertices[9] = vertices1[1];
vertices[10] = vertices1[2];
vertices[11] = vertices2[2];
vertices[12] = vertices1[2];
vertices[13] = vertices2[0];
vertices[14] = vertices2[2];
vertices[15] = vertices1[2];
vertices[16] = vertices1[0];
vertices[17] = vertices2[0];
mr.material = m;
mesh.vertices = vertices;
mesh.triangles = triangles;
mf.mesh = mesh;
}
// Update is called once per frame
void Update()
{
}
Vector3[] GetVertices(int num, float r, float y)
{
Vector3[] v = new Vector3[num];
for (int i = 0; i < num; i++)
{
v[i] = new Vector3(r * Mathf.Cos((i - 1) * (2 * Mathf.PI / num)), y, r * Mathf.Sin((i - 1) * 2 * (Mathf.PI / num)));
}
return v;
}
}