private static STBone LoadBoneHiearchy(node daeNode, STGenericModel model,
STBone boneParent, ref Matrix4 parentTransform)
{
STBone bone = new STBone(model.Skeleton, daeNode.name);
model.Skeleton.Bones.Add(bone);
var transform = DaeUtility.GetMatrix(daeNode.Items) * parentTransform;
bone.Position = transform.ExtractTranslation();
bone.Scale = transform.ExtractScale();
bone.Rotation = transform.ExtractRotation();
bone.Parent = boneParent;
Console.WriteLine("NODE " + bone.Name + " " + bone.Transform);
//Reset the parent transform for children. We only need to apply the parent root transform
parentTransform = Matrix4.Identity;
if (daeNode.node1 != null)
{
foreach (node child in daeNode.node1)
{
bone.Children.Add(LoadBoneHiearchy(child, model, bone, ref parentTransform));
}
}
return(bone);
}
public static Node LoadHiearchy(Node parent, node daeNode,
STGenericModel model, ColladaScene colladaScene)
{
Node node = new Node(parent);
node.Name = daeNode.name;
node.Type = daeNode.type;
node.Transform = DaeUtility.GetMatrix(daeNode.Items) * parent.Transform;
if (daeNode.instance_geometry != null)
{
geometry geom = DaeUtility.FindGeoemertyFromNode(daeNode, colladaScene.geometries);
model.Meshes.Add(LoadMeshData(colladaScene, node, geom, colladaScene.materials));
}
if (daeNode.instance_controller != null)
{
controller controller = DaeUtility.FindControllerFromNode(daeNode, colladaScene.controllers);
geometry geom = DaeUtility.FindGeoemertyFromController(controller, colladaScene.geometries);
model.Meshes.Add(LoadMeshData(colladaScene, node, geom, colladaScene.materials, controller));
}
try
{
}
catch (Exception ex)
{
throw new Exception($"Failed to convert mesh {daeNode.name} \n {ex.ToString()}");
}
//Find the root bone
if (node.Type == NodeType.JOINT)
{
//Apply axis rotation
Matrix4 boneTransform = Matrix4.Identity;
if (colladaScene.UpAxisType == UpAxisType.Y_UP)
{
// boneTransform = Matrix4.CreateRotationX(MathHelper.DegreesToRadians(90));
}
if (colladaScene.UintSize != null && colladaScene.UintSize.meter != 1)
{
var scale = ApplyUintScaling(colladaScene, new Vector3(1));
boneTransform *= Matrix4.CreateScale(scale);
}
LoadBoneHiearchy(daeNode, model, null, ref boneTransform);
}
else if (daeNode.node1 != null)
{
foreach (node child in daeNode.node1)
{
node.Children.Add(LoadHiearchy(node, child, model, colladaScene));
}
}
return(node);
}
private static Node LoadBoneNodeHiearchy(Node parent, node daeNode, ref Matrix4 parentTransform)
{
Node node = new Node(parent);
node.Name = daeNode.name;
node.Type = daeNode.type;
node.ID = daeNode.id;
node.Transform = DaeUtility.GetMatrix(daeNode.Items) * parentTransform;
if (daeNode.node1 != null)
{
foreach (node child in daeNode.node1)
{
node.Children.Add(LoadBoneNodeHiearchy(node, child, ref parentTransform));
}
}
return(node);
}
