private void Control_MouseUp(object sender, MouseEventArgs e)
{
if ((e.Button & MouseButtons.Left) == MouseButtons.Left)
{
Unhighlight();
_selectedAxis = null;
_pressedAxis = null;
_dragPlane = null;
}
}
private void SetPlanes()
{
_xyzPlane = new Plane(Vector3.One.Normalized, -CrossInner / MathF.Sqrt(3));
_xyPlane = new Plane(Vector3.UnitZ, 0);
_xzPlane = new Plane(Vector3.UnitY, 0);
_yzPlane = new Plane(Vector3.UnitX, 0);
_xBox = new Box(new Vector3(0.5f, 0, 0), new Vector3(1, ColliderWidth, ColliderWidth));
_yBox = new Box(new Vector3(0, 0.5f, 0), new Vector3(ColliderWidth, 1, ColliderWidth));
_zBox = new Box(new Vector3(0, 0, 0.5f), new Vector3(ColliderWidth, ColliderWidth, 1));
}
private void StartMove()
{
_pressedAxis = _selectedAxis;
var camDirection = Transform.WorldPosition - Scene.MainCamera.Transform.WorldPosition;
switch (_pressedAxis)
{
case Axis.X:
_movePlane = new Plane(new Vector3(0, camDirection.Y, camDirection.Z), 0);
break;
case Axis.Y:
_movePlane = new Plane(new Vector3(camDirection.X, 0, camDirection.Z), 0);
break;
case Axis.Z:
_movePlane = new Plane(new Vector3(camDirection.X, camDirection.Y, 0), 0);
break;
case Axis.XY:
_movePlane = _xyPlane;
break;
case Axis.YZ:
_movePlane = _yzPlane;
break;
case Axis.XZ:
_movePlane = _xzPlane;
break;
case Axis.XYZ:
_movePlane = _xyzPlane;
break;
default:
throw new NotImplementedException();
}
var hit = GetMovePlaneIntersection();
_startMovePoint = hit.Point;
}
protected override void OnInit()
{
base.OnInit();
_material = new Material(MaterialType.FlatVertexColor);
var frag = @"
void getFragment(inout fragment_info fragment) {
fragment.normal = frag_in.normal;
if(dot(normalize(fragment.normal), normalize(-frag_in.view_pos)) > -0.25)
fragment.emission = frag_in.color.xyz;
else
fragment.emission = vec3(0.75, 0.75, 0.75);
fragment.albedo = vec4(0.0, 0.0, 0.0, 1.0);
}
";
_renderer = SceneObject.AddComponent <MeshRenderable>();
_renderer.Material = new Material(null, frag, RenderQueue.Opaque);
var circle = Ellipse.Create(Quaternion.Identity, Vector2.One * Radius, CircleSegmentCount);
var meshBuilder = new MeshBuilder();
meshBuilder.AddMesh(circle);
meshBuilder.AddMesh(circle, Quaternion.CreateFromYawPitchRoll(0, MathF.PIOver2, 0));
meshBuilder.AddMesh(circle, Quaternion.CreateFromYawPitchRoll(MathF.PIOver2, 0, 0));
var mesh = meshBuilder.GetMesh();
mesh.DrawStyle = PolygonMode.Line;
mesh.Type = PrimitiveType.Lines;
mesh.Colors = new Vector3Buffer(CircleSegmentCount * 3);
_renderer.Mesh = mesh;
RestoreColors();
_sphere = new Sphere(Vector3.Zero, Radius);
_xPlane = new Plane(new Vector3(1, 0, 0), 0);
_yPlane = new Plane(new Vector3(0, 1, 0), 0);
_zPlane = new Plane(new Vector3(0, 0, 1), 0);
}
private RaycastHit RaycastAxisPlane(Ray ray, Plane plane)
{
var hit = plane.Raycast(ray);
if (hit == null)
{
return(null);
}
var distanceToCenter = hit.Point.Length;
if (distanceToCenter > Radius - MinDistance && distanceToCenter < Radius + MinDistance)
{
return(hit);
}
else
{
return(null);
}
}
private void StartMove()
{
_dragPlane = new Plane();
var camDirection = Transform.WorldPosition - Scene.MainCamera.Transform.WorldPosition;
switch (_pressedAxis.Value)
{
case Axis.X:
_dragPlane.Normal = new Vector3(0, camDirection.Y, camDirection.Z);
break;
case Axis.Y:
_dragPlane.Normal = new Vector3(camDirection.X, 0, camDirection.Z);
break;
case Axis.Z:
_dragPlane.Normal = new Vector3(camDirection.X, camDirection.Y, 0);
break;
case Axis.XY:
_dragPlane.Normal = new Vector3(0, 0, 1);
break;
case Axis.YZ:
_dragPlane.Normal = new Vector3(1, 0, 0);
break;
case Axis.XZ:
_dragPlane.Normal = new Vector3(0, 1, 0);
break;
default:
throw new NotImplementedException();
}
var hit = GetMovePlaneIntersection();
_moveOffset = Transform.LocalPosition - hit.Point;
}