private void ProcessNode(GraphEntity3D root, Assimp.Node s, List <VMesh> ml)
{
GraphEntity3D r1 = new GraphEntity3D();
root.Sub.Add(r1);
r1.Top = root;
r1.Name = s.Name;
//r1.LocalTurn = new OpenTK.Matrix4(s.Transform.A1, s.Transform.A2, s.Transform.A3, s.Transform.A4, s.Transform.B1, s.Transform.B2, s.Transform.B3, s.Transform.B4, s.Transform.C1, s.Transform.C2, s.Transform.C3, s.Transform.C4, s.Transform.D1, s.Transform.D2, s.Transform.D3, s.Transform.D4);
r1.LocalTurn = new OpenTK.Matrix4(s.Transform.A1, s.Transform.B1, s.Transform.C1, s.Transform.D1, s.Transform.A2, s.Transform.B2, s.Transform.C2, s.Transform.D2, s.Transform.A3, s.Transform.B3, s.Transform.C3, s.Transform.D3, s.Transform.A4, s.Transform.B4, s.Transform.C4, s.Transform.D4);
var lt = r1.LocalTurn;
r1.LocalTurn = lt.ClearTranslation();
r1.LocalTurn = r1.LocalTurn.ClearScale();
r1.LocalPos = lt.ExtractTranslation();
r1.LocalScale = lt.ExtractScale();
// r1.LocalPos = new OpenTK.Vector3(r1.LocalPos.X + 100, 0, 0);
for (int i = 0; i < s.MeshCount; i++)
{
r1.AddMesh(ml[s.MeshIndices[i]]);
}
if (s.HasChildren)
{
foreach (var pn in s.Children)
{
ProcessNode(r1, pn, ml);
}
}
}
public override GraphNode3D LoadNode(string path)
{
GraphEntity3D root = new GraphEntity3D();
string file = path;
var e = new Assimp.AssimpContext();
var c1 = new Assimp.Configs.NormalSmoothingAngleConfig(45);
e.SetConfig(c1);
Console.WriteLine("Impporting:" + file);
Assimp.Scene s = null;
try
{
s = e.ImportFile(file, PostProcessSteps.CalculateTangentSpace | PostProcessSteps.GenerateSmoothNormals | PostProcessSteps.Triangulate | PostProcessSteps.GenerateNormals);
}
catch (AssimpException ae)
{
Console.WriteLine(ae);
Console.WriteLine("Failed to import");
}
Console.WriteLine("Imported.");
Dictionary <string, VMesh> ml = new Dictionary <string, VMesh>();
List <VMesh> ml2 = new List <VMesh>();
foreach (var m in s.Meshes)
{
var vm = new Material.Material3D();
var m2 = new VMesh(m.VertexCount, m.GetIndices().Length);
ml2.Add(m2);
// ml.Add(m.Name, m2);
m2.Mat = vm;
// root.AddMesh(m2);
m2.Name = m.Name;
var mat = s.Materials[m.MaterialIndex];
TextureSlot t1;
if (mat.GetMaterialTextureCount(TextureType.Diffuse) > 0)
{
t1 = mat.GetMaterialTextures(TextureType.Diffuse)[0];
if (t1.FilePath != null)
{
vm.TCol = new Tex.Tex2D(IPath + t1.FilePath, false);
Console.WriteLine("TexLoaded");
}
if (true)
{
if (new FileInfo(t1.FilePath).Exists == true)
{
// var tex = App.AppSal.CreateTex2D();
// tex.Path = t1.FilePath;
// tex.Load();
//m2.DiffuseMap = tex;
}
}
}
for (int i = 0; i < m2.NumVertices; i++)
{
var v = m.Vertices[i];
var n = m.Normals[i];
var t = m.TextureCoordinateChannels[0];
Vector3D tan, bi;
if (m.Tangents != null && m.Tangents.Count > 0)
{
tan = m.Tangents[i];
bi = m.BiTangents[i];
}
else
{
tan = new Vector3D(0, 0, 0);
bi = new Vector3D(0, 0, 0);
}
if (t.Count() == 0)
{
m2.SetVertex(i, Cv(v), Cv(tan), Cv(bi), Cv(n), Cv2(t[i]));
}
else
{
m2.SetVertex(i, Cv(v), Cv(tan), Cv(bi), Cv(n), Cv2(t[i]));
}
}
int[] id = m.GetIndices();
int fi = 0;
uint[] nd = new uint[id.Length];
for (int i = 0; i < id.Length; i++)
{
nd[i] = (uint)id[i];
}
m2.Indices = nd;
m2.Final();
}
ProcessNode(root, s.RootNode, ml2);
return(root as GraphNode3D);
}
