public static void readMesh(string path, string filename)
{
if (File.Exists(path + "/" + filename))
{
string nm = Path.GetFileNameWithoutExtension(filename);
GameObject ObjectRoot = new GameObject(nm);
MD2Model model = (MD2Model)ObjectRoot.AddComponent(typeof(MD2Model));
model.setup();
int vertex_Count;
int uv_count;
int face_Count;
int frames_Count;
List <Face> faces = new List <Face> ();
List <Face> tfaces = new List <Face> ();
List <Vector2> uvCoords = new List <Vector2> ();
using (FileStream fs = File.OpenRead(path + "/" + filename)) {
BinaryReader file = new BinaryReader(fs);
int Magic = file.ReadInt32();
int Version = file.ReadInt32();
int SkinWidth = file.ReadInt32();
int SkinHeight = file.ReadInt32();
int FrameSize = file.ReadInt32();
int NumSkins = file.ReadInt32();
int NumVertices = file.ReadInt32();
int NumTexCoords = file.ReadInt32();
int NumTriangles = file.ReadInt32();
int NumGlCommands = file.ReadInt32();
int NumFrames = file.ReadInt32();
int OffsetSkins = file.ReadInt32();
int OffsetTexCoords = file.ReadInt32();
int OffsetTriangles = file.ReadInt32();
int OffsetFrames = file.ReadInt32();
int OffsetGlCommands = file.ReadInt32();
int OffsetEnd = file.ReadInt32();
frames_Count = NumFrames;
vertex_Count = NumVertices;
face_Count = NumTriangles;
uv_count = NumTexCoords;
file.BaseStream.Seek(OffsetTriangles, SeekOrigin.Begin);
Debug.Log("Num triangles" + NumTriangles);
for (int i = 0; i < NumTriangles; i++)
{
int v0, v1, v2;
//vertex face
v0 = (int)file.ReadUInt16();
v1 = (int)file.ReadUInt16();
v2 = (int)file.ReadUInt16();
faces.Add(new Face(v0, v1, v2));
//texture faces
v0 = (int)file.ReadUInt16();
v1 = (int)file.ReadUInt16();
v2 = (int)file.ReadUInt16();
tfaces.Add(new Face(v0, v1, v2));
}
file.BaseStream.Seek(OffsetTexCoords, SeekOrigin.Begin);
Debug.Log("Num TextureCoord" + NumTexCoords);
for (int i = 0; i < NumTexCoords; i++)
{
float u = (float)file.ReadInt16() / SkinWidth;
float v = (float)1 * -file.ReadInt16() / SkinWidth;
uvCoords.Add(new Vector2(u, v));
}
//**************************************************
file.BaseStream.Seek(OffsetFrames, SeekOrigin.Begin);
Debug.Log("Num Frames" + OffsetFrames);
for (int i = 0; i < NumFrames; i++)
{
Vector3 Scale = Vector3.zero;
Vector3 Translate = Vector3.zero;
Scale.x = file.ReadSingle();
Scale.y = file.ReadSingle();
Scale.z = file.ReadSingle();
Translate.x = file.ReadSingle();
Translate.y = file.ReadSingle();
Translate.z = file.ReadSingle();
char[] name = file.ReadChars(16);
//Debug.LogWarning(new string(name));
for (int j = 0; j < NumVertices; j++)
{
byte x = file.ReadByte();
byte y = file.ReadByte();
byte z = file.ReadByte();
byte w = file.ReadByte();
// System.BitConverter.ToSingle(buffer, 0);
float sx = Scale.x * x + Translate.x;
float sy = Scale.z * z + Translate.z;
float sz = Scale.y * y + Translate.y;
model.vertex.Add(new Vector3(sx, sy, sz));
}
}
//meshFilter.sharedMesh =Surface.createCube ("cube");
for (int f = 0; f < NumFrames; f++)
{
Surface surface = new Surface("frame");
for (int i = 0; i < faces.Count; i++)
{
Vector3 v1 = model.vertex[f * vertex_Count + faces[i].v0];
Vector3 v2 = model.vertex[f * vertex_Count + faces[i].v1];
Vector3 v3 = model.vertex[f * vertex_Count + faces[i].v2];
Vector2 uv1 = uvCoords[0 * uv_count + tfaces[i].v0];
Vector2 uv2 = uvCoords[0 * uv_count + tfaces[i].v1];
Vector2 uv3 = uvCoords[0 * uv_count + tfaces[i].v2];
surface.addFace(v1, v2, v3, uv1, uv2, uv3);
}
surface.build();
surface.RecalculateNormals();
surface.Optimize();
model.Frames.Add(surface.getMesh());
}
model.meshFilter.sharedMesh = model.Frames[0];
model.ready = true;
Debug.LogWarning("read ok");
}
}
else
{
Debug.LogError(filename + " dont exits");
}
}