private int TangentStart()
{
Logger.Log("Getting TangentStart");
var f = Engine_Faces[0];
return(f.EngTriangles[0].V1.EngTexture == null ? 6 : 8);
}
public void GenerateNormals()
{
Logger.Log("Generating Normals");
foreach (var engFace in Engine_Faces)
{
foreach (var triangle in engFace.EngTriangles)
{
var trianglesCount = engFace.EngTriangles.Count();
triangle.GenerateNormal();
}
}
}
internal bool GenerateTangents()
{
Logger.Log("Generating Tangents");
UseLargeIndex = true;
var vbPoints = GetVbArray();
var IndexData = GetLongIndexData();
var tangentPosition = TangentStart();
var vbSize = GetVBSize();
if (IndexData == null)
{
Logger.Log($"Maximum Limits Reached for this Model {Name}");
return(false);
}
Urho3D.GenerateTangents(vbPoints, vbSize, IndexData, IndexSize(), 0, IndexData.Length, tangentPosition);
var ps = vbPoints.ToList();
var facescount = Engine_Faces.Count;
var pointSize = Engine_Faces[0].EngTriangles[0].V1.GetSize();
var triangles = Engine_Faces.SelectMany(o => o.EngTriangles).ToList();
foreach (var engTriangle in triangles)
{
var triIndex = triangles.IndexOf(engTriangle);
int rangestart = triIndex * 3 * pointSize;
var range = ps.GetRange(rangestart, 3 * pointSize);
for (int rangeIndex = 0; rangeIndex < range.Count; rangeIndex++)
{
var triPoints = engTriangle.GetPoints();
foreach (var engPoint in triPoints)
{
engPoint.EngTangent.X = range[tangentPosition];
engPoint.EngTangent.Y = range[tangentPosition + 1];
engPoint.EngTangent.Z = range[tangentPosition + 2];
engPoint.EngTangent.L = range[tangentPosition + 3];
}
}
}
return(true);
}
private int IndexSize()
{
Logger.Log("Getting IndexSize");
return(UseLargeIndex ? sizeof(int) : sizeof(short));
}
public int GetVBSize()
{
Logger.Log("Getting VBSize");
return(Engine_Faces[0].GetEngPointSize() * sizeof(float));
}
public void CreateCustomShape2(Serializable.Engine_Geometry geom)
{
Logger.Log($"Generating Geometry [{geom.Name}]");
if (geom.Engine_Faces.Count == 0)
{
Logger.Log($"Geometry: [{geom.Name}] has no faces", "", Logger.ErrorType.Warrning);
return;
}
var geonode = RootNode.CreateChild(geom.Name);
geonode.Scale(geom.Flip.ToVec3());
if (geom.Rotation != null)
{
geonode.Rotate(new Quaternion(geom.Rotation.ToVec3()));
}
float scaleValue = (float)DynConstants.FeettoMeter;
geonode.Scale(new Vector3(scaleValue, scaleValue, scaleValue));
geom.GenerateNormals();
if (!geom.GenerateTangents())
{
var failChild = geonode.CreateChild($"{geom.Name} Failed");
failChild.Position = geom.Position.ToVec3();
var model = Cache.GetResource <Model>("Models/Box.mdl");
var stcomp = failChild.CreateComponent <StaticModel>();
stcomp.SetModel(model);
return;
}
var faceColorGroups = geom.Engine_Faces.GroupBy(o => o.FaceColor.ToString());
string dir = System.IO.Path.GetDirectoryName(geom.FileName);
var files = System.IO.Directory.GetFiles(dir).ToList();
foreach (var faceColorGroup in faceColorGroups)
{
var facechild = geonode.CreateChild("Face_Color");
Material mat = null;
var faceColor = faceColorGroup.ElementAt(0).FaceColor;
if (faceColor.L != 1)
{
mat = Material_Ext.TransParentMaterial(faceColor.ToColor());
}
else
{
mat = Material_Ext.ColoredMaterial(faceColor.ToColor());
}
mat.CullMode = geom.GeoCullModel;
#if false
var faceColor = faceColorGroup.ElementAt(0).FaceColor.ToColor();
// mat = RootNode.Context.Cache.GetResource<Material>("Materials/Stone.xml");
if (!files.Any(o => o.Contains(faceColor.ToString())))
{
if (faceColor.ToVector4().W != 1)
{
mat = Material_Ext.TransParentMaterial(faceColor);
}
else
{
mat = Material_Ext.ColoredMaterial(faceColor);
}
mat.CullMode = geom.GeoCullModel;
var isSaved = mat.SaveFile(dir + "\\" + mat.Name);
}
mat = Cache.GetResource <Material>(dir + "\\" + faceColor.ToString() + ".xml");
#endif
var cus = facechild.CreateComponent <CustomNodeComponent>();
cus.OriginalMaterial = mat;
var cusGeo = facechild.CreateComponent <CustomGeometry>();
cusGeo.CastShadows = true;
cusGeo.BeginGeometry(0, PrimitiveType.TriangleList);
cusGeo.SetMaterial(mat);
Logger.Log("Begin Geometry");
foreach (var face in faceColorGroup)
{
var triangles = face.EngTriangles;
var trianglesCount = face.EngTriangles.Count;
for (int triIndex = 0; triIndex < trianglesCount; triIndex++)
{
var triangle = triangles[triIndex];
var triPoints = triangle.GetPoints();
foreach (var engpoint in triPoints)
{
cusGeo.DefineVertex(engpoint.EngPosition.ToVec3());
cusGeo.DefineNormal(engpoint.EngNormal.ToVec3());
cusGeo.DefineTexCoord(engpoint.EngTexture.ToVec2());
cusGeo.DefineTangent(engpoint.EngTangent.ToVec4());
}
}
}
cusGeo.Commit();
Logger.Log("End Geometry");
}
}