static Scene.Node NodeFromGLTFScene(glTF.glTF gltf, byte[] bytes, int index)
{
var scene = gltf.scenes[index];
var group = new Scene.Group();
group.Name = scene.name;
group.Children = new List <Scene.Node>();
for (int i = 0, c = scene.nodes.Length; i < c; ++i)
{
group.Children.Add(NodeFromGLTFNode(gltf, bytes, i));
}
return(group);
}
void HandleObject(OpenFlight.Node node, Scene.Node parent)
{
var flt_object = Parser.ParseObject(node.Record);
var group = new Scene.Group();
group.Name = flt_object.ID;
parent.AddChild(group);
foreach (var child in node.Children)
{
HandleNode(child, group);
}
if (WorkingGroup != null)
{
CloseWorkingGroup();
}
}
static Scene.Node NodeFromGLTFNode(glTF.glTF gltf, byte[] bytes, int index)
{
var node = gltf.nodes[index];
Scene.Node result = new Scene.Group();
/*
* Scene.Node result = null;
* if (node.mesh < 0)
* result = new Scene.Group();
* else
* result = new Scene.Mesh();
*/
result.Name = node.name;
if (node.translation != null)
{
result.position = new Vector3(node.translation[0], node.translation[1], node.translation[2]);
}
if (node.rotation != null)
{
// assign rotation
}
// TODO: assign translation to result.Matrix
// TODO: assign rotation to result.Matrix
if (node.mesh >= 0)
{
result.Children = new List <Scene.Node>();
var mesh = gltf.meshes[node.mesh];
foreach (var meshprimitive in gltf.meshes[index].primitives)
{
var meshtoadd = new Scene.Mesh();
meshtoadd.Name = gltf.meshes[node.mesh].name;
if (meshprimitive.attributes.POSITION != -1)
{
meshtoadd.Vertices = Vector3FromBinary(gltf, bytes, meshprimitive.attributes.POSITION);
}
if (meshprimitive.attributes.NORMAL != -1)
{
meshtoadd.Normals = Vector3FromBinary(gltf, bytes, meshprimitive.attributes.NORMAL);
}
if (meshprimitive.attributes.TEXCOORD_0 != -1)
{
meshtoadd.UVs1 = Vector2FromBinary(gltf, bytes, meshprimitive.attributes.TEXCOORD_0);
}
if (meshprimitive.indices != -1)
{
meshtoadd.Triangles = TrianglesFromBinary(gltf, bytes, meshprimitive.indices);
}
if (meshprimitive.material != -1)
{
meshtoadd.MaterialIndex = meshprimitive.material;
}
result.Children.Add(meshtoadd);
}
}
if (node.children != null)
{
for (int i = 0, c = node.children.Length; i < c; ++i)
{
result.Children.Add(NodeFromGLTFNode(gltf, bytes, i));
}
}
return(result);
}
