public static OBJData LoadOBJ(Stream lStream)
{
OBJLoader.m_OBJData = new OBJData();
OBJLoader.m_CurrentMaterial = null;
OBJLoader.m_CurrentGroup = null;
StreamReader streamReader = new StreamReader(lStream);
Action<string> action = null;
while (!streamReader.EndOfStream)
{
string text = streamReader.ReadLine();
if (!StringExt.IsNullOrWhiteSpace(text) && text[0] != '#')
{
string[] array = text.Trim().Split(null, 2);
if (array.Length >= 2)
{
string text2 = array[0].Trim();
string obj = array[1].Trim();
action = null;
OBJLoader.m_ParseOBJActionDictionary.TryGetValue(text2.ToLowerInvariant(), out action);
if (action != null)
{
action(obj);
}
}
}
}
OBJData oBJData = OBJLoader.m_OBJData;
OBJLoader.m_OBJData = null;
return oBJData;
}
public static OBJData EncodeOBJ(this Mesh lMesh)
{
OBJData oBJData = new OBJData
{
m_Vertices = new List<Vector3>(lMesh.vertices),
m_UVs = new List<Vector2>(lMesh.uv),
m_Normals = new List<Vector3>(lMesh.normals),
m_UV2s = new List<Vector2>(lMesh.uv2),
m_Colors = new List<Color>(lMesh.colors)
};
for (int i = 0; i < lMesh.subMeshCount; i++)
{
int[] triangles = lMesh.GetTriangles(i);
OBJGroup oBJGroup = new OBJGroup(lMesh.name + "_" + i.ToString());
for (int j = 0; j < triangles.Length; j += 3)
{
OBJFace oBJFace = new OBJFace();
oBJFace.AddVertex(new OBJFaceVertex
{
m_VertexIndex = (oBJData.m_Vertices.Count > 0) ? triangles[j] : -1,
m_UVIndex = (oBJData.m_UVs.Count > 0) ? triangles[j] : -1,
m_NormalIndex = (oBJData.m_Normals.Count > 0) ? triangles[j] : -1,
m_UV2Index = (oBJData.m_UV2s.Count > 0) ? triangles[j] : -1,
m_ColorIndex = (oBJData.m_Colors.Count > 0) ? triangles[j] : -1
});
oBJFace.AddVertex(new OBJFaceVertex
{
m_VertexIndex = (oBJData.m_Vertices.Count > 0) ? triangles[j + 1] : -1,
m_UVIndex = (oBJData.m_UVs.Count > 0) ? triangles[j + 1] : -1,
m_NormalIndex = (oBJData.m_Normals.Count > 0) ? triangles[j + 1] : -1,
m_UV2Index = (oBJData.m_UV2s.Count > 0) ? triangles[j + 1] : -1,
m_ColorIndex = (oBJData.m_Colors.Count > 0) ? triangles[j + 1] : -1
});
oBJFace.AddVertex(new OBJFaceVertex
{
m_VertexIndex = (oBJData.m_Vertices.Count > 0) ? triangles[j + 2] : -1,
m_UVIndex = (oBJData.m_UVs.Count > 0) ? triangles[j + 2] : -1,
m_NormalIndex = (oBJData.m_Normals.Count > 0) ? triangles[j + 2] : -1,
m_UV2Index = (oBJData.m_UV2s.Count > 0) ? triangles[j + 2] : -1,
m_ColorIndex = (oBJData.m_Colors.Count > 0) ? triangles[j + 2] : -1
});
oBJGroup.AddFace(oBJFace);
}
oBJData.m_Groups.Add(oBJGroup);
}
return oBJData;
}
private static void PushOBJGroup(string lGroupName)
{
OBJLoader.m_CurrentGroup = new OBJGroup(lGroupName);
OBJLoader.m_OBJData.m_Groups.Add(OBJLoader.m_CurrentGroup);
}
