public static ImmutableGeometryData BuildGeoBox(AxisAlignedBox box)
{
var indx = new List <int>();
var dic = new Dictionary <Vector3, int>();
var corners = box.GetCornersBox();
var index = 0;
dic.Add(corners.FarBottomLeft, index);
dic.Add(corners.FarBottomRight, ++index);
dic.Add(corners.FarTopRight, ++index);
dic.Add(corners.FarTopLeft, ++index);
dic.Add(corners.NearBottomLeft, ++index);
dic.Add(corners.NearBottomRight, ++index);
dic.Add(corners.NearTopRight, ++index);
dic.Add(corners.NearTopLeft, ++index);
indx.AddRange(new[] {
//top
dic[corners.FarTopRight], dic[corners.FarTopLeft], dic[corners.NearTopRight],
dic[corners.NearTopLeft], dic[corners.NearTopRight], dic[corners.FarTopLeft],
//Bottom
dic[corners.FarBottomRight], dic[corners.NearBottomRight], dic[corners.FarBottomLeft],
dic[corners.NearBottomLeft], dic[corners.FarBottomLeft], dic[corners.NearBottomRight],
//left
dic[corners.NearTopLeft], dic[corners.FarTopLeft], dic[corners.FarBottomLeft],
dic[corners.NearBottomLeft], dic[corners.NearTopLeft], dic[corners.FarBottomLeft],
//right
dic[corners.NearTopRight], dic[corners.NearBottomRight], dic[corners.FarTopRight],
dic[corners.NearBottomRight], dic[corners.FarBottomRight], dic[corners.FarTopRight],
//near
dic[corners.NearBottomLeft], dic[corners.NearBottomRight], dic[corners.NearTopRight],
dic[corners.NearBottomLeft], dic[corners.NearTopRight], dic[corners.NearTopLeft],
//far
dic[corners.FarBottomLeft], dic[corners.FarTopRight], dic[corners.FarBottomRight],
dic[corners.FarBottomLeft], dic[corners.FarTopLeft], dic[corners.FarTopRight],
});
return(new ImmutableGeometryData(dic.Keys.ToList().AsReadOnly(), indx.AsReadOnly()));
}
public static Vector3[] BuildBox(AxisAlignedBox box)
{
var pos = new List <Vector3>();
var corners = box.GetCornersBox();
pos.Add(corners.FarBottomLeft);
pos.Add(corners.FarBottomRight);
pos.Add(corners.FarBottomRight);
pos.Add(corners.FarTopRight);
pos.Add(corners.FarTopRight);
pos.Add(corners.FarTopLeft);
pos.Add(corners.FarTopLeft);
pos.Add(corners.FarBottomLeft);
pos.Add(corners.NearBottomLeft);
pos.Add(corners.NearBottomRight);
pos.Add(corners.NearBottomRight);
pos.Add(corners.NearTopRight);
pos.Add(corners.NearTopRight);
pos.Add(corners.NearTopLeft);
pos.Add(corners.NearTopLeft);
pos.Add(corners.NearBottomLeft);
pos.Add(corners.NearBottomLeft);
pos.Add(corners.FarBottomLeft);
pos.Add(corners.NearBottomRight);
pos.Add(corners.FarBottomRight);
pos.Add(corners.NearTopRight);
pos.Add(corners.FarTopRight);
pos.Add(corners.NearTopLeft);
pos.Add(corners.FarTopLeft);
return(pos.ToArray());
}
public static VisualPolylineObject CreateBox(IContextState context, ElementTag tag, AxisAlignedBox box, Vector4 color)
{
var indeces = new List <int>();
var pos = new List <Vector3>();
var xbox = box.GetCornersBox();
var NearBottomLeft = xbox.NearBottomLeft;
var NearBottomRight = xbox.NearBottomRight;
var NearTopLeft = xbox.NearTopLeft;
var NearTopRight = xbox.NearTopRight;
var FarBottomLeft = xbox.FarBottomLeft;
var FarBottomRight = xbox.FarBottomRight;
var FarTopLeft = xbox.FarTopLeft;
var FarTopRight = xbox.FarTopRight;
//top
pos.Add(NearBottomLeft);
pos.Add(NearBottomRight);
pos.Add(NearBottomRight);
pos.Add(NearTopRight);
pos.Add(NearTopRight);
pos.Add(NearTopLeft);
pos.Add(NearTopLeft);
pos.Add(NearBottomLeft);
//side
pos.Add(NearBottomLeft);
pos.Add(FarBottomLeft);
pos.Add(NearBottomRight);
pos.Add(FarBottomRight);
pos.Add(NearTopRight);
pos.Add(FarTopRight);
pos.Add(NearTopLeft);
pos.Add(FarTopLeft);
//bottom
pos.Add(FarBottomLeft);
pos.Add(FarBottomRight);
pos.Add(FarBottomRight);
pos.Add(FarTopRight);
pos.Add(FarTopRight);
pos.Add(FarTopLeft);
pos.Add(FarTopLeft);
pos.Add(FarBottomLeft);
for (var i = 0; i < pos.Count; i++)
{
indeces.AddRange(new[] { i, i });
}
var manager = context.GetEntityManager();
var geo = context.GetGeometryPool()
.AddGeometry(new ImmutableGeometryData(pos.ToArray(), indeces.ToArray()));
manager
.CreateEntity(tag)
.AddComponent(geo)
.AddComponent(TransformComponent.Identity())
.AddComponent(ColorComponent.CreateDiffuse(color))
.AddComponent(RenderableComponent.AsLineList());
return(new VisualPolylineObject(tag));
}