/// <summary>
/// 从本地文件中加载一个.obj模型
/// </summary>
/// <param name="modelFilePath">模型文件路径</param>
/// <param name="texturePath">贴图文件路径</param>
public void LoadFormFile(string modelFilePath, string texturePath)
{
if (!File.Exists(modelFilePath))
{
Debug.Log("请确认obj模型文件是否存在!");
}
if (!modelFilePath.EndsWith(".obj"))
{
Debug.Log("请确认这是一个obj模型文件");
}
//读取内容
StreamReader reader = new StreamReader(modelFilePath, Encoding.Default);
string content = reader.ReadToEnd();
reader.Close();
//解析内容
ObjMesh objInstace = new ObjMesh();
objInstace = objInstace.LoadFromObj(content);
//计算网格
Mesh mesh = new Mesh();
mesh.vertices = objInstace.VertexArray;
mesh.triangles = objInstace.TriangleArray;
if (objInstace.UVArray.Length > 0)
{
mesh.uv = objInstace.UVArray;
}
if (objInstace.NormalArray.Length > 0)
{
mesh.normals = objInstace.NormalArray;
}
mesh.RecalculateBounds();
//生成物体
GameObject go = new GameObject();
MeshFilter meshFilter = go.AddComponent <MeshFilter>();
meshFilter.mesh = mesh;
MeshRenderer meshRenderer = go.AddComponent <MeshRenderer>();
//获取mtl文件路径
string mtlFilePath = modelFilePath.Replace(".obj", ".mtl");
//从mtl文件中加载材质
Material[] materials = ObjMaterial.Instance.LoadFormMtl(mtlFilePath, texturePath);
}
/// <summary>
/// 从本地文件中加载一个.obj模型
/// </summary>
/// <param name="modelFilePath">模型文件路径</param>
/// <param name="texturePath">贴图文件路径</param>
public void LoadFormFile(string modelFilePath, string texturePath)
{
if(!File.Exists(modelFilePath))
Debug.Log("请确认obj模型文件是否存在!");
if(!modelFilePath.EndsWith(".obj"))
Debug.Log("请确认这是一个obj模型文件");
//读取内容
StreamReader reader = new StreamReader(modelFilePath,Encoding.Default);
string content = reader.ReadToEnd();
reader.Close();
//解析内容
ObjMesh objInstace = new ObjMesh();
objInstace = objInstace.LoadFromObj(content);
//计算网格
Mesh mesh = new Mesh();
mesh.vertices = objInstace.VertexArray;
mesh.triangles = objInstace.TriangleArray;
if(objInstace.UVArray.Length > 0)
mesh.uv = objInstace.UVArray;
if(objInstace.NormalArray.Length>0)
mesh.normals = objInstace.NormalArray;
mesh.RecalculateBounds();
//生成物体
GameObject go = new GameObject();
MeshFilter meshFilter = go.AddComponent<MeshFilter>();
meshFilter.mesh = mesh;
MeshRenderer meshRenderer = go.AddComponent<MeshRenderer>();
//获取mtl文件路径
string mtlFilePath = modelFilePath.Replace(".obj",".mtl");
//从mtl文件中加载材质
Material[] materials = ObjMaterial.Instance.LoadFormMtl(mtlFilePath, texturePath);
}
