CRhinoCommand::result CCommandSampleMeshFaceColor::RunCommand( const CRhinoCommandContext& context )
{
CRhinoGetObject go;
go.SetCommandPrompt( L"Select mesh" );
go.SetGeometryFilter( CRhinoGetObject::mesh_object );
go.GetObjects( 1, 1 );
if( go.CommandResult() != CRhinoCommand::success )
return go.CommandResult();
const CRhinoMeshObject* mesh_obj = CRhinoMeshObject::Cast( go.Object(0).Object() );
if( 0 == mesh_obj )
return CRhinoCommand::failure;
CSampleMeshFaceColorConduit conduit( mesh_obj->m_runtime_object_serial_number );
conduit.Enable();
context.m_doc.Regen();
CRhinoGetString gs;
gs.SetCommandPrompt( L"Press <Enter> to continue" );
gs.AcceptNothing();
gs.GetString();
conduit.Disable();
context.m_doc.Regen();
return CRhinoCommand::success;
}
CRhinoCommand::result CCommandSampleSelectVisibleMeshFaces::RunCommand( const CRhinoCommandContext& context )
{
CRhinoGetObject go;
go.SetCommandPrompt(L"Select mesh");
go.SetGeometryFilter(ON::mesh_object);
go.EnablePreSelect(false);
go.EnableUnselectObjectsOnExit(false);
go.GetObjects(1, 1);
if (go.CommandResult() != CRhinoCommand::success)
return go.CommandResult();
CRhinoView* view = go.View();
if (0 == view)
return CRhinoCommand::failure;
const CRhinoMeshObject* mesh_obj = CRhinoMeshObject::Cast(go.Object(0).Object());
if (0 == mesh_obj)
return CRhinoCommand::failure;
ON_Mesh* mesh = const_cast<ON_Mesh*>(mesh_obj->Mesh());
if (0 == mesh)
return CRhinoCommand::failure;
mesh_obj->Select(false);
context.m_doc.Redraw();
if (!mesh->HasFaceNormals())
mesh->ComputeFaceNormals();
ON_3fVector dir(view->ActiveViewport().VP().CameraZ());
double min_angle = 0.0;
double max_angle = 90.0 * (ON_PI/180);
for (int fi = 0; fi < mesh->m_F.Count(); fi++)
{
const ON_3fVector& norm = mesh->m_FN[fi];
double dot = ON_DotProduct(dir, norm) / (dir.Length() * norm.Length());
double angle = acos(dot);
if (min_angle <= angle && angle <= max_angle)
{
ON_COMPONENT_INDEX ci(ON_COMPONENT_INDEX::mesh_face, fi);
mesh_obj->SelectSubObject(ci, true, true);
}
}
context.m_doc.Redraw();
CRhinoGetString gs;
gs.SetCommandPrompt(L"Press <Enter> to continue");
gs.AcceptNothing();
gs.GetString();
return CRhinoCommand::success;
}
CRhinoCommand::result CCommandSampleWindowPick::RunCommand( const CRhinoCommandContext& context )
{
CRhinoGetObject go;
go.SetCommandPrompt( L"Select point cloud" );
go.SetGeometryFilter( CRhinoGetObject::pointset_object );
go.EnableSubObjectSelect( false );
go.GetObjects( 1, 1 );
if( go.CommandResult() != CRhinoCommand::success )
return go.CommandResult();
const CRhinoPointCloudObject* obj = CRhinoPointCloudObject::Cast( go.Object(0).Object() );
if( 0 == obj )
return CRhinoCommand::failure;
const ON_PointCloud& cloud = obj->PointCloud();
obj->Select( false );
context.m_doc.Redraw();
CRhinoGetPoint gp;
gp.SetCommandPrompt( L"Drag a window to select point cloud points" );
gp.ConstrainToTargetPlane();
gp.AcceptNothing();
gp.SetGetPointCursor( RhinoApp().m_default_cursor );
gp.Get2dRectangle();
if( gp.CommandResult() != CRhinoCommand::success )
return gp.CommandResult();
ON_SimpleArray<int> indices;
const int index_count = RhWindowsSelectPointCloudPoints( gp.View(), cloud, gp.Rectangle2d(), indices );
if( 0 == index_count )
return CRhinoCommand::nothing;
int i;
for( i = 0; i < index_count; i++ )
obj->SelectSubObject( ON_COMPONENT_INDEX(ON_COMPONENT_INDEX::pointcloud_point, indices[i]), true );
context.m_doc.Redraw();
CRhinoGetString gs;
gs.SetCommandPrompt( L"Press <Enter> to continue" );
gs.AcceptNothing();
gs.GetString();
for( i = 0; i < index_count; i++ )
obj->SelectSubObject( ON_COMPONENT_INDEX(ON_COMPONENT_INDEX::pointcloud_point, indices[i]), false );
context.m_doc.Redraw();
return CRhinoCommand::success;
}
CRhinoCommand::result CCommandSampleRegionPick::RunCommand( const CRhinoCommandContext& context )
{
CRhinoGetObject go;
go.SetCommandPrompt( L"Select point cloud" );
go.SetGeometryFilter( CRhinoGetObject::pointset_object );
go.EnableSubObjectSelect( false );
go.GetObjects( 1, 1 );
if( go.CommandResult() != CRhinoCommand::success )
return go.CommandResult();
const CRhinoPointCloudObject* obj = CRhinoPointCloudObject::Cast( go.Object(0).Object() );
if( 0 == obj )
return CRhinoCommand::failure;
const ON_PointCloud& cloud = obj->PointCloud();
obj->Select( false );
context.m_doc.Redraw();
CRhGetRegionPoints gp;
gp.SetCommandPrompt( L"Click and drag, or repeatedly click to lasso point cloud points. Press Enter when done" );
gp.AcceptNothing();
gp.SetGetPointCursor( RhinoApp().m_default_cursor );
gp.GetPoints();
if( gp.Result() == CRhinoGet::point )
return CRhinoCommand::cancel;
ON_SimpleArray<int> indices;
const int index_count = RhRegionSelectPointCloudPoints( gp.View(), cloud, gp.m_points, indices );
if( 0 == index_count )
return CRhinoCommand::nothing;
int i;
for( i = 0; i < index_count; i++ )
obj->SelectSubObject( ON_COMPONENT_INDEX(ON_COMPONENT_INDEX::pointcloud_point, indices[i]), true );
context.m_doc.Redraw();
CRhinoGetString gs;
gs.SetCommandPrompt( L"Press <Enter> to continue" );
gs.AcceptNothing();
gs.GetString();
for( i = 0; i < index_count; i++ )
obj->SelectSubObject( ON_COMPONENT_INDEX(ON_COMPONENT_INDEX::pointcloud_point, indices[i]), false );
context.m_doc.Redraw();
return CRhinoCommand::success;
}
CRhinoCommand::result CCommandNewName::RunCommand( const CRhinoCommandContext& context )
{
// Select an object to modify
CRhinoGetObject go;
go.SetCommandPrompt( L"Select object to change name" );
go.EnablePreSelect( TRUE );
go.EnableSubObjectSelect( FALSE );
go.GetObjects( 1, 1 );
if( go.CommandResult() != CRhinoCommand::success )
return go.CommandResult();
// Get the object reference
const CRhinoObjRef& objref = go.Object(0);
// Get the object
const CRhinoObject* obj = objref.Object();
if( !obj )
return CRhinoCommand::failure;
// Make copy of object attributes. This objects
// holds an object's user-defined name.
ON_3dmObjectAttributes obj_attribs = obj->Attributes();
// Prompt for new object name
CRhinoGetString gs;
gs.SetCommandPrompt( L"New object name" );
gs.SetDefaultString( obj_attribs.m_name );
gs.AcceptNothing( TRUE );
gs.GetString();
if( gs.CommandResult() != CRhinoCommand::success )
return gs.CommandResult();
// Get the string entered by the user
ON_wString obj_name = gs.String();
obj_name.TrimLeftAndRight();
// Is name the same?
if( obj_name.Compare(obj_attribs.m_name) == 0 )
return CRhinoCommand::nothing;
// Modify the attributes of the object
obj_attribs.m_name = obj_name;
context.m_doc.ModifyObjectAttributes( objref, obj_attribs );
return CRhinoCommand::success;
}