#include "stdafx.h"

////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////
//
// BEGIN TestAlberto command
//

class CCommandTestAlberto : public CRhinoCommand
{
public:
	CCommandTestAlberto() = default;
	~CCommandTestAlberto() = default;
	UUID CommandUUID() override
	{
		// {7FB77009-684A-4F44-926B-E95991ACB868}
		static const GUID cmdTestAlbertoCommand_UUID =
		{ 0x7FB77009, 0x684A, 0x4F44, { 0x92, 0x6B, 0xE9, 0x59, 0x91, 0xAC, 0xB8, 0x68 } };
		return cmdTestAlbertoCommand_UUID;
	}
	const wchar_t* EnglishCommandName() override { return L"TestAlberto"; }
	CRhinoCommand::result RunCommand(const CRhinoCommandContext& context) override;
};

// The one and only CCommandCMDTestOles object
static class CCommandTestAlberto theCmdTestAlbertoCommand;

CRhinoCommand::result CCommandTestAlberto::RunCommand(const CRhinoCommandContext& context)
{
	CRhinoGetObject go;
	go.SetCommandPrompt(L"Select surface");
	go.SetGeometryFilter(CRhinoGetObject::surface_object);
	go.GetObjects(1, 1);
	if (go.CommandResult() != CRhinoCommand::success)
		return go.CommandResult();

	const CRhinoObjRef& objref = go.Object(0);
	const ON_Brep* brep = objref.Brep();
	if (nullptr == brep)
		return CRhinoCommand::failure;

	const double tolerance = 0.005 / 3.6;

	ON_MeshParameters mp;
	mp.SetTolerance(tolerance);
	mp.SetGridAspectRatio(0.0);

	ON_SimpleArray<ON_Mesh*> meshes;
	brep->CreateMesh(mp, meshes);

	for (int i = 0; i < meshes.Count(); i++)
	{
		if (nullptr == meshes[i])
			return CRhinoCommand::failure;

		const ON_MeshTopology& mesh_top = meshes[i]->Topology();
		for (int ei = 0; ei < mesh_top.TopEdgeCount(); ei++)
		{
			ON_Line edge = mesh_top.TopEdgeLine(ei);
			ON_3dPoint edge_pt = edge.PointAt(0.5);

			ON_COMPONENT_INDEX ci = ON_COMPONENT_INDEX::UnsetComponentIndex;
			double u = ON_UNSET_VALUE;
			double v = ON_UNSET_VALUE;
			ON_3dPoint brep_pt = ON_3dPoint::UnsetPoint;
			if (RhinoBrepClosestPoint(*brep, edge_pt, &ci, &u, &v, &brep_pt, 0.0))
			{
				double d = edge_pt.DistanceTo(brep_pt);
				RhinoApp().Print(L"Edge(%d), Distance = %g, Within tolerance = %ls\n", 
					ei, d, d <= tolerance ? L"True" : L"False");
			}
		}

		CRhinoMeshObject* mesh_obj = new CRhinoMeshObject();
		mesh_obj->SetMesh(meshes[i]);
		meshes[i] = nullptr;

		context.m_doc.AddObject(mesh_obj);
	}

	context.m_doc.Redraw();

	return CRhinoCommand::success;
}

//
// END TestAlberto command
//
////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////