public void SetParent(Anchor parent, bool translate=true)
{
if (!IsPivot)
{
throw new Exception("SetParent can only be called on a Pivot.");
}
var absolutePosition = GetAbsolutePosition();
if (Parent != null)
{
Parent.Children.Remove(ModelPart);
}
Parent = parent;
Parent.Children.Add(ModelPart);
if (translate)
{
ModelPart.Position = absolutePosition - parent.GetAbsolutePosition();
}
}
public static AnchorAnimState FromAnchor(Anchor anchor)
{
return new AnchorAnimState(anchor, anchor.Rotation);
}
public bool Ignores(Anchor anchor)
{
return _ignoredModelParts.Contains(anchor.ModelPart);
}
public AnchorAnimState(Anchor anchor, Vector3 rotation)
{
Anchor = anchor;
Rotation = rotation;
}
public void Anchor(Anchor anchor)
{
var dataStream = _vertexRenderer.LockVertexBuffer();
var colour = anchor == SelectedAnchor ? Colours.Yellow : Colours.Green;
_anchorCuboid.Position = new Vector3();
int renderCount = 12;
// front clockwise
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontTop, colour));
// rear clockwise
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackTop, colour));
// front to back
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.LeftBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackBottom, colour));
// spike.
if (anchor.Rotation.Length > 0)
{
var pos = _anchorCuboid.RightFrontTop.Translate(0.2f, 0, 0);
pos = pos.Translate(0, _anchorCuboid.Size.Y / 2.0f, _anchorCuboid.Size.Z);
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontTop, colour));
dataStream.Write(new TexturedColouredVertex4(pos, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackTop, colour));
dataStream.Write(new TexturedColouredVertex4(pos, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightBackBottom, colour));
dataStream.Write(new TexturedColouredVertex4(pos, colour));
dataStream.Write(new TexturedColouredVertex4(_anchorCuboid.RightFrontBottom, colour));
dataStream.Write(new TexturedColouredVertex4(pos, colour));
renderCount += 4;
}
_vertexRenderer.UnlockVertexBuffer();
SetTexture(-1);
var posMat = Matrix.Translation(anchor.Position);
var tmat = WorldMatrix;
WorldMatrix = anchor.GetRotationMatrix() * posMat * WorldMatrix;
_effect.SetMatrix("worldMat", WorldMatrix);
_effect.SetMatrix("worldViewProjMat", WorldMatrix * _viewMat * _projection);
_effect.CommitChanges();
WorldMatrix = tmat;
_vertexRenderer.RenderForShader(PrimitiveType.LineList, 0, renderCount);
// render child anchor lines.
var wmat = WorldMatrix;
foreach (var child in anchor.Children)
{
var dataStream2 = _vertexRenderer.LockVertexBuffer();
dataStream2.Write(new TexturedColouredVertex4(new Vector3(), colour));
dataStream2.Write(new TexturedColouredVertex4(child.Position, colour));
_vertexRenderer.UnlockVertexBuffer();
_vertexRenderer.RenderForShader(PrimitiveType.LineList, 0, 1);
}
WorldMatrix = wmat;
}
