private static void DrawTorusAndInliers(Document doc, FS_FEATURE_RESULT?result)
{
// fetch parameters of the torus found by FindSurface.
XYZ center, axis;
double mean_radius, tube_radius;
FetchParametersOfTorus(result, out center, out axis, out mean_radius, out tube_radius);
// create the inlier point cloud corresponding to the torus.
string name = "Torus" + DirectShapeEngine.DirectTorusInstanceCount;
ExtractInlierPointCloud(doc, name, S_TORUS_INLIER_COLOR);
// find two edges of the torus part.
XYZ tube_begin, tube_end;
string last_pointcloud_name = InlierPointCloudEngine.GetPointCloudNames().Last();
XYZ[] inlier_points = InlierPointCloudEngine.GetCloudPoints(last_pointcloud_name).ToList().ConvertAll(x => (XYZ)x).ToArray();
CalculateTubeEdges(inlier_points, center, axis, out tube_begin, out tube_end);
double positive_angle = FindSurfaceRevitPluginUtils.GetPositiveAngleBetween(tube_begin, tube_end, tube_begin.CrossProduct(tube_end));
// draw the torus on the Revit document.
DirectShapeEngine.DrawTorus(doc, center, axis, mean_radius, tube_radius, tube_begin, positive_angle);
}
/// <summary>
/// Cleans up the stuff so that the plugin set to the initial state
/// as if it is loaded at first.
/// </summary>
public static void OnCleanUpCommand()
{
// remove all point cloud instances
s_temporary_outlier_deletion = true;
OutlierPointCloudEngine.RemovePointCloud();
InlierPointCloudEngine.RemoveAllPointClouds();
DirectShapeEngine.RemoveAllDirectShapes();
OnPluginShutdown();
OnPluginStartUp();
}
/// <summary>
/// Hides or unhides objects according to the check states of checked list boxes in View List tool window.
/// </summary>
public static void OnPluginIdling()
{
// check if there is a visibility change of point clouds in ViewListForm.
foreach (KeyValuePair <string, ObjectVisibility> pair in ViewListForm.GetPointCloudsVisibilityChanged())
{
string point_cloud_identifier = pair.Key;
ObjectVisibility point_cloud_visibility = pair.Value;
if (OutlierPointCloudEngine.ContainPointCloud(point_cloud_identifier))
{
if (point_cloud_visibility.Visible)
{
OutlierPointCloudEngine.UnhidePointCloud();
}
else
{
OutlierPointCloudEngine.HidePointCloud();
}
}
else if (InlierPointCloudEngine.ContainPointCloud(point_cloud_identifier))
{
if (point_cloud_visibility.Visible)
{
InlierPointCloudEngine.UnhidePointCloud(point_cloud_identifier);
}
else
{
InlierPointCloudEngine.HidePointCloud(point_cloud_identifier);
}
}
else
{
continue;
}
point_cloud_visibility.Expire();
}
// check if there are visibility changes of DirectShape instances in ViewListForm.
foreach (KeyValuePair <string, ObjectVisibility> shape in ViewListForm.GetShapesVisibilityChanged())
{
if (shape.Value.Visible)
{
DirectShapeEngine.UnhideDirectShape(shape.Key);
}
else
{
DirectShapeEngine.HideDirectShape(shape.Key);
}
shape.Value.Expire();
}
}
private static void DrawPlaneAndInliers(Document doc, FS_FEATURE_RESULT?result)
{
// fetch parameters of the plane found by FindSurface.
XYZ top_left, top_right, bottom_left, bottom_right;
FetchParametersOfPlane(result, out bottom_left, out bottom_right, out top_left, out top_right);
// create the inlier point cloud corresponding to the plane.
string name = "Plane" + DirectShapeEngine.DirectPlaneInstanceCount;
ExtractInlierPointCloud(doc, name, S_PLANE_INLIER_COLOR);
// draw the plane on the Revit document.
DirectShapeEngine.DrawPlane(doc, top_left, top_right, bottom_left, bottom_right);
}
private static void DrawConeAndInliers(Document doc, FS_FEATURE_RESULT?result)
{
// fetch parameters of the cone found by FindSurface.
XYZ top, bottom;
double top_radius, bottom_radius;
FetchParametersOfCone(result, out top, out bottom, out top_radius, out bottom_radius);
// create the inlier point cloud corresponding to the cone.
string name = "Cone" + DirectShapeEngine.DirectConeInstanceCount;
ExtractInlierPointCloud(doc, name, S_CONE_INLIER_COLOR);
// draw the cone on the Revit document.
DirectShapeEngine.DrawCone(doc, top, bottom, top_radius, bottom_radius);
}
private static void DrawCylinderAndInliers(Document doc, FS_FEATURE_RESULT?result)
{
// fetch parameters of the cylinder found by FindSurface.
XYZ top, bottom;
double radius;
FetchParametersOfCylinder(result, out top, out bottom, out radius);
// create the inlier point cloud corresponding to the cylinder.
string name = "Cylinder" + DirectShapeEngine.DirectCylinderInstanceCount;
ExtractInlierPointCloud(doc, name, S_CYLINDER_INLIER_COLOR);
// draw the cylinder on the Revit document.
DirectShapeEngine.DrawCylinder(doc, top, bottom, radius);
}
private static void DrawSphereAndInliers(Document doc, FS_FEATURE_RESULT?result)
{
// fetch parameters of the sphere found by FindSurface.
XYZ center;
double radius;
FetchParametersOfSphere(result, out center, out radius);
// create the inlier point cloud corresponding to the sphere.
string name = "Sphere" + DirectShapeEngine.DirectSphereInstanceCount;
ExtractInlierPointCloud(doc, name, S_SPHERE_INLIER_COLOR);
// draw the sphere on the Revit document.
DirectShapeEngine.DrawSphere(doc, center, radius);
}
/// <summary>
/// Deletes the instance wrapper of point clouds and direct shapes when they were deleted by users in Revit document.
/// </summary>
/// <param name="e">The arguments of the event</param>
public static void OnContentChanged(Autodesk.Revit.DB.Events.DocumentChangedEventArgs e)
{
// when there are deleted objects
foreach (ElementId eid in e.GetDeletedElementIds())
{
// if the deleted object is PointCloud type
if (OutlierPointCloudEngine.ContainPointCloud(eid))
{
PromptOutlierDeletedWarning();
OutlierPointCloudEngine.RemovePointCloud();
}
else if (InlierPointCloudEngine.ContainPointCloud(eid))
{
InlierPointCloudEngine.RemovePointCloud(eid);
}
else if (DirectShapeEngine.ContainDirectShape(eid))
{
DirectShapeEngine.RemoveDirectShape(eid);
}
}
}
/// <summary>
/// Initializes FindSurface, custom point cloud engines, DirectShapeManager instances when Revit loaded this plugin.
/// </summary>
public static bool OnPluginStartUp()
{
FS_CONTEXT_CREATION_ERROR error = FS_CONTEXT_CREATION_ERROR.FS_NO_ERROR;
// initialize FindSurface
s_find_surface = FindSurface.GetInstance(ref error);
switch (error)
{
case FS_CONTEXT_CREATION_ERROR.FS_OUT_OF_MEMORY:
TaskDialog.Show("FindSurface", "Context creation failed: FS_OUT_OF_MEMORY");
return(false);
case FS_CONTEXT_CREATION_ERROR.FS_LICENSE_EXPIRED:
TaskDialog.Show("FindSurface", "Context creation failed: FS_LICENSE_EXPIRED");
return(false);
case FS_CONTEXT_CREATION_ERROR.FS_LICENSE_UNKNOWN:
TaskDialog.Show("FindSurface", "Context creation failed: FS_LICENSE_UNKNOWN");
return(false);
}
// initialize parameters temporarily
FindSurface.Accuracy = 0.003f; // Set Sensor Measurement Accuracy
FindSurface.MeanDistance = 0.01f; // Set Mean Distance of Neighboring Points
FindSurface.TouchRadius = 0.025f; // Touch Size of the Seed Region
// initialize Custom Point Cloud Engines
s_outlier_point_cloud_engine = new UniformGridPointCloudEngine(S_OUTLIER_PC_ENGINE_IDENTIFIER);
PointCloudEngineRegistry.RegisterPointCloudEngine(S_OUTLIER_PC_ENGINE_IDENTIFIER, s_outlier_point_cloud_engine, false);
s_inlier_point_cloud_engine = new OctreePointCloudEngine(S_INLIER_PC_ENGINE_IDENTIFIER);
PointCloudEngineRegistry.RegisterPointCloudEngine(S_INLIER_PC_ENGINE_IDENTIFIER, s_inlier_point_cloud_engine, false);
// initialize DirectShape Engines
s_direct_shape_manager = new DirectShapeEngine();
return(true);
}
/// <summary>
/// Removes all the stuffs this plugin made when Revit closed the document.
/// </summary>
/// <param name="e">The arguments of the event</param>
public static void OnDocumentClosing(Autodesk.Revit.DB.Events.DocumentClosingEventArgs e)
{
OutlierPointCloudEngine.RemovePointCloud();
InlierPointCloudEngine.RemoveAllPointClouds();
DirectShapeEngine.RemoveAllDirectShapes();
}
