internal void AddAfter(CamNode node, int?index = null)
{
if (index is null)
{
_nodes.Add(node);
}
else
{
_nodes.Insert(index.Value + 1, node);
}
}
internal CamNode GetPointBetween(CamNode point, double percent)
{
var node = new CamNode(
x + (point.x - x) * percent,
y + (point.y - y) * percent,
z + (point.z - z) * percent,
(float)(Yaw + (point.Yaw - Yaw) * percent),
(float)(Pitch + (point.Pitch - Pitch) * percent),
(float)(Roll + (point.Roll - Roll) * percent));
node.FieldOfView += (point.FieldOfView - FieldOfView) * percent;
node.Saturation += (point.Saturation - Saturation) * percent;
node.Sepia += (point.Sepia - Sepia) * percent;
return(node);
}
internal CamNode ExtrapolateFrom(CamNode p, int direction)
{
var dx = p.x - x;
var dy = p.y - y;
var dz = p.z - z;
var dpitch = p.pitch - pitch;
var dyaw = p.yaw - yaw;
var droll = p.roll - roll;
return(new CamNode(
dx * direction,
dy * direction,
dz * direction,
dyaw * direction,
dpitch * direction,
droll * direction));
}
internal bool PositionEquals(CamNode node)
{
return(Math.Abs(node.X - X) == 0f &&
Math.Abs(node.Y - Y) == 0f &&
Math.Abs(node.Z - Z) == 0f);
}
internal void Clear(CamNode node, int?index = null)
{
_nodes.Clear();
}
internal void Remove(CamNode node, int?index = null)
{
_nodes[index ?? _nodes.Count - 1] = node;
}
internal void Update(CamNode node, int?index = null)
{
_nodes[index ?? _nodes.Count] = node;
}
internal void AddBefore(CamNode node, int?index = null)
{
_nodes.Insert(index ?? 0, node);
}
internal void Add(CamNode node)
{
_nodes.Add(node);
}