/// <summary>
/// This gets called when when the user runs this command.
/// </summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
// Select objects to animate
MRhinoGetObject go = new MRhinoGetObject();
go.SetCommandPrompt("Select objects to animate");
go.GetObjects(1, 0);
if (go.CommandResult() != IRhinoCommand.result.success)
{
return(go.CommandResult());
}
// Select path curve
MRhinoGetObject gc = new MRhinoGetObject();
gc.SetCommandPrompt("Select path curve");
gc.SetGeometryFilter(IRhinoGetObject.GEOMETRY_TYPE_FILTER.curve_object);
gc.SetGeometryAttributeFilter(IRhinoGetObject.GEOMETRY_ATTRIBUTE_FILTER.open_curve);
gc.EnableDeselectAllBeforePostSelect(false);
gc.GetObjects(1, 1);
if (gc.CommandResult() != IRhinoCommand.result.success)
{
return(gc.CommandResult());
}
// Get the curve
IOnCurve crv = gc.Object(0).Curve();
if (null == crv)
{
return(IRhinoCommand.result.failure);
}
// Create an array of normalized curve parameters
List <double> slist = new List <double>(m_max_steps);
for (int i = 0; i < m_max_steps; i++)
{
double s = (double)i / ((double)m_max_steps - 1);
slist.Add(s);
}
// Get the real parameters along the curve
double[] tlist = new double[m_max_steps];
if (!crv.GetNormalizedArcLengthPoints(slist.ToArray(), ref tlist))
{
return(IRhinoCommand.result.failure);
}
// Create the display conduit
SampleCsAnimatorConduit conduit = new SampleCsAnimatorConduit();
// Get points along curve
On3dPoint start = new On3dPoint(crv.PointAtStart());
List <On3dPoint> plist = new List <On3dPoint>(tlist.Length);
for (int i = 0; i < m_max_steps; i++)
{
On3dPoint pt = new On3dPoint(crv.PointAt(tlist[i]));
plist.Add(pt);
}
// Hide objects and add them to conduit's object array
for (int i = 0; i < go.ObjectCount(); i++)
{
MRhinoObjRef objref = go.Object(i);
context.m_doc.HideObject(objref);
conduit.m_objects.Add(objref.Object());
}
// Do animation...
conduit.Enable();
for (int i = 0; i < m_max_steps; i++)
{
On3dVector v = plist[i] - start;
conduit.m_xform.Translation(v);
context.m_doc.Redraw();
Thread.Sleep(100);
}
for (int i = m_max_steps - 1; i >= 0; i--)
{
On3dVector v = plist[i] - start;
conduit.m_xform.Translation(v);
if (0 != i)
{
context.m_doc.Redraw();
Thread.Sleep(100);
}
}
conduit.Disable();
// Show hidden objects
for (int i = 0; i < go.ObjectCount(); i++)
{
MRhinoObjRef objref = go.Object(i);
context.m_doc.ShowObject(objref);
}
context.m_doc.Redraw();
return(IRhinoCommand.result.success);
}
/// <summary>
/// This gets called when when the user runs this command.
/// </summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
// Select objects to animate
MRhinoGetObject go = new MRhinoGetObject();
go.SetCommandPrompt("Select objects to animate");
go.GetObjects(1, 0);
if (go.CommandResult() != IRhinoCommand.result.success)
return go.CommandResult();
// Select path curve
MRhinoGetObject gc = new MRhinoGetObject();
gc.SetCommandPrompt("Select path curve");
gc.SetGeometryFilter(IRhinoGetObject.GEOMETRY_TYPE_FILTER.curve_object);
gc.SetGeometryAttributeFilter(IRhinoGetObject.GEOMETRY_ATTRIBUTE_FILTER.open_curve);
gc.EnableDeselectAllBeforePostSelect(false);
gc.GetObjects(1, 1);
if (gc.CommandResult() != IRhinoCommand.result.success)
return gc.CommandResult();
// Get the curve
IOnCurve crv = gc.Object(0).Curve();
if (null == crv )
return IRhinoCommand.result.failure;
// Create an array of normalized curve parameters
List<double> slist = new List<double>(m_max_steps);
for (int i = 0; i < m_max_steps; i++ )
{
double s = (double)i / ( (double)m_max_steps - 1 );
slist.Add(s);
}
// Get the real parameters along the curve
double[] tlist = new double[m_max_steps];
if (!crv.GetNormalizedArcLengthPoints(slist.ToArray(), ref tlist))
return IRhinoCommand.result.failure;
// Create the display conduit
SampleCsAnimatorConduit conduit = new SampleCsAnimatorConduit();
// Get points along curve
On3dPoint start = new On3dPoint(crv.PointAtStart());
List<On3dPoint> plist = new List<On3dPoint>(tlist.Length);
for (int i = 0; i < m_max_steps; i++)
{
On3dPoint pt = new On3dPoint(crv.PointAt(tlist[i]));
plist.Add(pt);
}
// Hide objects and add them to conduit's object array
for (int i = 0; i < go.ObjectCount(); i++ )
{
MRhinoObjRef objref = go.Object(i);
context.m_doc.HideObject(objref);
conduit.m_objects.Add(objref.Object());
}
// Do animation...
conduit.Enable();
for (int i = 0; i < m_max_steps; i++)
{
On3dVector v = plist[i] - start;
conduit.m_xform.Translation(v);
context.m_doc.Redraw();
Thread.Sleep(100);
}
for (int i = m_max_steps - 1; i >= 0; i--)
{
On3dVector v = plist[i] - start;
conduit.m_xform.Translation(v);
if (0 != i)
{
context.m_doc.Redraw();
Thread.Sleep(100);
}
}
conduit.Disable();
// Show hidden objects
for (int i = 0; i < go.ObjectCount(); i++)
{
MRhinoObjRef objref = go.Object(i);
context.m_doc.ShowObject(objref);
}
context.m_doc.Redraw();
return IRhinoCommand.result.success;
}
