public void AddMeshWithMaterials(Mesh mesh, Material[] materials, Matrix4x4 mat_, string name)
{
if (mesh == null)
{
Debug.LogWarning("Mesh is null. Object name " + name);
return;
}
var matNames = GetMaterialNames(materials);
mat_ = Matrix4x4.Scale(new Vector3(-1, 1, 1)) * mat_;
// create geometry
var geometryId = CreateMeshWithSubmeshes(mesh, matNames);
// create node
var nodeInstance = new node();
nodes.Add(nodeInstance);
nodeInstance.name = name;
nodeInstance.ItemsElementName = new ItemsChoiceType2[]
{
ItemsChoiceType2.matrix
};
nodeInstance.id = CreateId();
var mat = new matrix();
nodeInstance.Items = new object[]
{
mat
};
mat.Values = new double[16];
for (int i = 0; i < 16; i++)
{
mat.Values[i] = mat_[i / 4, i % 4];
}
nodeInstance.instance_geometry = new instance_geometry[]
{
new instance_geometry()
};
nodeInstance.instance_geometry[0].url = "#" + geometryId;
nodeInstance.instance_geometry[0].bind_material = new bind_material();
nodeInstance.instance_geometry[0].bind_material.technique_common = new instance_material[matNames.Count];
for (int i = 0; i < matNames.Count; i++)
{
var imat = new instance_material();
imat.symbol = matNames[i];
imat.target = "#" + matNames[i];
nodeInstance.instance_geometry[0].bind_material.technique_common[i] = imat;
}
}
private static bind_material MakeBindedMaterial(ref Model3D mdl)
{
bind_material bm = new bind_material();
instance_material[] materials = new instance_material[mdl.builder.TextureImages.Count];
for (int id_num = 0; id_num < materials.Length; id_num++)
{
materials[id_num] = new instance_material();
materials[id_num].symbol = "MaterialInstance_" + id_num;
materials[id_num].target = "#material_" + id_num;
}
bm.technique_common = materials;
return(bm);
}
