public ModelGeometry GetGeometry()
{
List <Vector3> tvertices = new List <Vector3>();
Dictionary <string, int> vertsDictionary = new Dictionary <string, int>();
List <Vector2> tuvs = new List <Vector2>();
List <Vector3> tnormals = new List <Vector3>();
List <int> ttris = new List <int>();
ObjectData od = objects[0];
string newKey;
int k = 0;
int vNum;
foreach (FaceIndices fi in od.allFaces)
{
newKey = fi.vi + "|" + fi.vn + "|" + fi.vu;
if (!vertsDictionary.TryGetValue(newKey, out vNum))
{
vertsDictionary.Add(newKey, k);
vNum = k;
tvertices.Add(vertices[fi.vi]);
if (HasNormals)
{
tnormals.Add(normals[fi.vn]);
}
if (HasUVs)
{
tuvs.Add(uvs[fi.vu]);
}
k++;
}
ttris.Add(vNum);
}
ModelGeometry Model = new ModelGeometry(
tvertices.ToArray(),
null,
HasUVs ? tuvs.ToArray() : null,
ttris.ToArray(),
null,
HasNormals? tnormals.ToArray() : null
);
tvertices.Clear();
vertsDictionary.Clear();
tuvs.Clear();
tnormals.Clear();
ttris.Clear();
return(Model);
}
public static ModelGeometry[] Load(string path)
{
if (NativeLoader == null)
{
NativeLoader = new FbxNativeLoader();
}
Scene scene = NativeLoader.LoadScene(path);
ModelGeometry[] result = new ModelGeometry[scene.Meshes.Count];
Mesh mesh;
for (int k = 0; k < result.Length; k++)
{
mesh = scene.Meshes[k];
//TODO: scene childs, mats and so on
int vertCount = mesh.VertexCount;
Vector3[] verts = new Vector3[vertCount];
Vector3[] norms = new Vector3[vertCount];
Vector2[] uvs = new Vector2[vertCount];
Vector4[] colrs = new Vector4[vertCount];
int i;
MeshVertex mv;
for (i = 0; i < vertCount; i++)
{
mv = mesh.Vertices[i];
verts[i] = mv.Position;
norms[i] = mv.Normal;
uvs[i] = mv.TexCoord0;
colrs[i] = mv.Color0.ToVector4();
}
int[] indxs = new int[mesh.IndexCount];
int j = 0;
for (i = 0; i < mesh.TriangleCount; i++)
{
indxs[j] = mesh.Triangles[i].Index0;
indxs[j + 1] = mesh.Triangles[i].Index1;
indxs[j + 2] = mesh.Triangles[i].Index2;
j += 3;
}
result[k] = new ModelGeometry(verts, colrs, uvs, indxs, null, norms);
}
return(result);
}
static public ModelGeometry Load(string objPath)
{
if (CachedModels.ContainsKey(objPath))
{
return(CachedModels[objPath]);
}
string l;
GeometryBuffer gBuffer = new GeometryBuffer();
using (StreamReader sr = new StreamReader(objPath)) {
while ((l = sr.ReadLine()) != null)
{
ProcessOBJLine(gBuffer, l);
}
}
ModelGeometry MG = gBuffer.GetGeometry();
CachedModels.Add(objPath, MG);
//Engine.Log("ModelGeometry.Count = " + MG.Count.ToString());
return(MG);
}
