/// <summary>
/// Generates a baked skeleton based on the first frame of the animation.
/// </summary>
/// <returns></returns>
public STSkeleton CreateBakedSkeleton(int skeletonIndex)
{
var skel = Skeletons.FirstOrDefault();
if (skeletonIndex < Skeletons.Count)
{
skel = Skeletons[skeletonIndex];
}
if (skel == null)
{
return(new STSkeleton());
}
var target = Animations[0];
STSkeleton skeleton = new STSkeleton();
for (int i = 0; i < skel.GlobalIndexList.Count; i++)
{
var boneAnim = target.BoneGroups[i];
float posX = boneAnim.TranslateX.GetBaseValue();
float posY = boneAnim.TranslateY.GetBaseValue();
float posZ = boneAnim.TranslateZ.GetBaseValue();
float rotX = boneAnim.RotateX.GetBaseValue();
float rotY = boneAnim.RotateY.GetBaseValue();
float rotZ = boneAnim.RotateZ.GetBaseValue();
float scaleX = boneAnim.ScaleX.GetBaseValue(true);
float scaleY = boneAnim.ScaleY.GetBaseValue(true);
float scaleZ = boneAnim.ScaleZ.GetBaseValue(true);
STBone bone = new STBone(skeleton);
bone.ParentIndex = skel.GlobalIndexList[i].ParentIndex;
bone.Name = $"Bone{i}";
//Multiply by 1024 (hardcoded scale value)
bone.Position = new Vector3(posX, posY, posZ) * 1024.0f;
bone.EulerRotation = new Vector3(rotX, rotY, rotZ);
bone.Scale = new Vector3(scaleX, scaleY, scaleZ);
skeleton.Bones.Add(bone);
}
skeleton.Reset();
skeleton.Update();
return(skeleton);
}
private void PlaySkeletalAnim(HSFMotionAnimation anim)
{
STSkeleton skeleton = Renderer.Scene.Models[0].Skeleton;
foreach (var container in Runtime.ModelContainers)
{
var skel = container.SearchActiveSkeleton();
if (skel != null)
{
skeleton = skel;
}
}
Console.WriteLine($"skeleton {skeleton != null}");
if (skeleton == null)
{
return;
}
if (anim.Frame == 0)
{
skeleton.Reset();
}
bool Updated = false; // no need to update skeleton of animations that didn't change
foreach (AnimationNode node in anim.AnimGroups)
{
var b = skeleton.SearchBone(node.Name);
if (b == null)
{
continue;
}
Updated = true;
Vector3 position = b.Position;
Vector3 scale = b.Scale;
Quaternion rotation = b.Rotation;
if (node.TranslateX.HasKeys)
{
position.X = node.TranslateX.GetFrameValue(anim.Frame) * HSF_Renderer.PreviewScale;
}
if (node.TranslateY.HasKeys)
{
position.Y = node.TranslateY.GetFrameValue(anim.Frame) * HSF_Renderer.PreviewScale;
}
if (node.TranslateZ.HasKeys)
{
position.Z = node.TranslateZ.GetFrameValue(anim.Frame) * HSF_Renderer.PreviewScale;
}
if (node.ScaleX.HasKeys)
{
scale.X = node.ScaleX.GetFrameValue(anim.Frame);
}
if (node.ScaleY.HasKeys)
{
scale.Y = node.ScaleY.GetFrameValue(anim.Frame);
}
if (node.ScaleZ.HasKeys)
{
scale.Z = node.ScaleZ.GetFrameValue(anim.Frame);
}
if (node.RotationX.HasKeys || node.RotationY.HasKeys || node.RotationZ.HasKeys)
{
float x = node.RotationX.HasKeys ? MathHelper.DegreesToRadians(node.RotationX.GetFrameValue(anim.Frame)) : b.EulerRotation.X;
float y = node.RotationY.HasKeys ? MathHelper.DegreesToRadians(node.RotationY.GetFrameValue(anim.Frame)) : b.EulerRotation.Y;
float z = node.RotationZ.HasKeys ? MathHelper.DegreesToRadians(node.RotationZ.GetFrameValue(anim.Frame)) : b.EulerRotation.Z;
rotation = STMath.FromEulerAngles(new Vector3(x, y, z));
}
b.AnimationController.Position = position;
b.AnimationController.Scale = scale;
b.AnimationController.Rotation = rotation;
}
if (Updated)
{
skeleton.Update();
}
}
private void LoadSkeleton()
{
ObjectTreeNode skeletonFolder = new ObjectTreeNode("Skeleton");
this.AddChild(skeletonFolder);
for (int i = 0; i < Header.ObjectCount; i++)
{
var info = Header.ObjectData.Objects[i];
var name = Header.ObjectData.ObjectNames[i];
if (name == string.Empty)
{
name = $"Object_{i}";
}
//Add a dummy bone. Some bone data is set at runtime and uses large random values
if (info.ChildrenCount > Header.ObjectCount)
{
Skeleton.Bones.Add(new HSFBoneWrapper(info, Skeleton)
{
Name = name,
ParentIndex = -1,
Position = new Vector3(),
Scale = Vector3.One,
EulerRotation = new Vector3(),
});
}
else
{
Skeleton.Bones.Add(new HSFBoneWrapper(info, Skeleton)
{
Name = name,
ParentIndex = -1,
Position = new OpenTK.Vector3(
info.BaseTransform.Translate.X,
info.BaseTransform.Translate.Y,
info.BaseTransform.Translate.Z) * HSF_Renderer.PreviewScale,
EulerRotation = new OpenTK.Vector3(
MathHelper.DegreesToRadians(info.BaseTransform.Rotate.X),
MathHelper.DegreesToRadians(info.BaseTransform.Rotate.Y),
MathHelper.DegreesToRadians(info.BaseTransform.Rotate.Z)),
Scale = new OpenTK.Vector3(
info.BaseTransform.Scale.X == 0 ? 1 : info.BaseTransform.Scale.X,
info.BaseTransform.Scale.Y == 0 ? 1 : info.BaseTransform.Scale.Y,
info.BaseTransform.Scale.Z == 0 ? 1 : info.BaseTransform.Scale.Z),
});
}
}
for (int i = 0; i < Header.ObjectCount; i++)
{
if (Header.ObjectData.Objects[i].ChildrenCount > Header.ObjectCount)
{
Skeleton.Bones[i].ParentIndex = -1;
}
else
{
Skeleton.Bones[i].ParentIndex = Header.ObjectData.Objects[i].ParentIndex;
}
}
var boneNodes = Skeleton.CreateBoneTree();
foreach (var bone in boneNodes)
{
skeletonFolder.AddChild(bone);
}
Skeleton.PreviewScale = 0.05f;
Skeleton.Reset();
Skeleton.Update();
}