public void SetLookatFrame(TrackingShot shot = null)
{
var worldmat = OriginalLocalMatrix * Entity.Parent.WorldMatrix;
var target = worldmat.Translation + worldmat.Forward * SettingsStore.Get(Entity, "focus_distance", 1.0f);
var info = new TrackingInfo();
info.Transition = keyframe_mode;
if (view_locked_to != null)
{
info.Mode = TrackMode.Locked;
info.Entity = view_locked_to;
info.Value3D = Vector3D.Transform(target, MatrixD.Invert(view_locked_to.WorldMatrix));
}
else
{
info.Mode = TrackMode.Unlocked;
info.Value3D = target;
}
if (shot == null)
{
shot = Load();
shot.lookat_timeline.AddKeyframe(frame, info);
Save(shot);
}
else
{
shot.lookat_timeline.AddKeyframe(frame, info);
}
}
public void SetUpFrame(TrackingShot shot = null)
{
var worldmat = OriginalLocalMatrix * Entity.Parent.WorldMatrix;
var upvec = worldmat.Up; // TODO
var info = new TrackingInfo();
info.Transition = keyframe_mode;
if (pos_locked_to != null)
{
info.Mode = TrackMode.Locked;
info.Entity = pos_locked_to;
info.Value3D = Vector3D.TransformNormal(upvec, pos_locked_to.WorldMatrixNormalizedInv);
}
else
{
info.Mode = TrackMode.Unlocked;
info.Value3D = upvec;
}
if (shot == null)
{
shot = Load();
shot.upvec_timeline.AddKeyframe(frame, info);
Save(shot);
}
else
{
shot.upvec_timeline.AddKeyframe(frame, info);
}
}
public void SetPosFrame(TrackingShot shot = null)
{
var worldmat = OriginalLocalMatrix * Entity.Parent.WorldMatrix;
var pos = worldmat.Translation;
var info = new TrackingInfo();
info.Transition = keyframe_mode;
if (pos_locked_to != null)
{
info.Mode = TrackMode.Locked;
info.Entity = pos_locked_to;
info.Value3D = Vector3D.Transform(pos, MatrixD.Invert(pos_locked_to.WorldMatrix));
}
else
{
info.Mode = TrackMode.Unlocked;
info.Value3D = pos;
}
MyLog.Default.WriteLine(String.Format("set pos frame <{0},{1},{2}>", info.Value3D.X, info.Value3D.Y, info.Value3D.Z));
if (shot == null)
{
shot = Load();
shot.position_timeline.AddKeyframe(frame, info);
Save(shot);
}
else
{
shot.position_timeline.AddKeyframe(frame, info);
}
}
public void Pause()
{
playing_shot = null;
view_locked = true; // Stop -> Pause: lock
// sync frame now that it's no longer changing 60 times per second
SettingsStore.Set(Entity, "frame", frame);
}
public void UpdateView(TrackingShot shot = null)
{
if (shot == null)
{
shot = Load();
}
MatrixD proper_worldmat = OriginalLocalMatrix * Entity.Parent.WorldMatrix;
Vector3D position = Vector3D.Zero;
Vector3D lookat = Vector3D.Zero;
Vector3D upvec = Vector3D.Zero;
if (!shot.position_timeline.Empty)
{
position = shot.position_timeline.Evaluate(frame, false);
}
else
{
position = proper_worldmat.Translation;
}
if (!shot.lookat_timeline.Empty)
{
if (!shot.position_timeline.Empty)
{
lookat = shot.lookat_by_position_timeline.Evaluate(frame, false);
}
else
{
lookat = shot.lookat_timeline.Evaluate(frame, false);
}
}
else
{
lookat = proper_worldmat.Translation + proper_worldmat.Forward * SettingsStore.Get(Entity, "focus_distance", 1.0f);
}
if (!shot.upvec_timeline.Empty)
{
upvec = shot.upvec_timeline.Evaluate(frame, true);
}
else
{
upvec = proper_worldmat.Up;
}
// WorldMatrix: Block space -> World space
// CreateWorld: Target space -> World space
// needed: Block space -> Target space
// CreateWorld * WorldMatrix^-1: Target space -> Block space
// local mat: Block space -> Grid space
// wanted local mat: Target space -> Grid space
var mat = MatrixD.CreateWorld(position, lookat - position, upvec) * MatrixD.Invert(proper_worldmat);
// MyLog.Default.WriteLine(String.Format("lmat = {0}", mat));
Entity.SetLocalMatrix(mat * OriginalLocalMatrix);
}
public void Play()
{
view_locked = true; // force view to camera
if (playing_shot == null)
{
playing_shot = Load();
}
}
public void Save(TrackingShot shot)
{
var builder = new StringBuilder();
builder.Append("Position: ");
builder.Append(shot.position_timeline.Serialize());
builder.Append(", LookAt: ");
builder.Append(shot.lookat_timeline.Serialize());
builder.Append(", UpVec: ");
builder.Append(shot.upvec_timeline.Serialize());
SettingsStore.Set(Entity, "shot", builder.ToString());
}
