projector/poly_projector/Program.cs

Refer to the Projector Example

// ****************************************************************************
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2026, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
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using cadex;
using cadex.ModelData;
using cadex.Geom;
using System;
using System.Collections.Generic;
 
namespace poly_projector
{
    class Program
    {
        static int Main(string[] args)
        {
            string aKey = MTKLicenseKey.Value();
 
            // Activate the license (aKey must be defined in mtk_license.cs)
            if (!LicenseManager.Activate(aKey))
            {
                Console.WriteLine("Failed to activate Manufacturing Toolkit license.");
                return 1;
            }
 
            if (args.Length != 2)
            {
                Console.WriteLine("Usage: poly_projector <input_file> <output_folder>, where:");
                Console.WriteLine("    <input_file> is a name of the file to be read");
                Console.WriteLine("    <output_folder> is a folder to save projections to (must end with '/' or '\\\\')");
                return 1;
            }
 
            UTF16String aSource = new UTF16String(args[0]);
            string anOutFolder = args[1];
 
            Model aModel = new Model();
            ModelReader aReader = new ModelReader();
 
            // Reading the file
            if (!aReader.Read(aSource, aModel))
            {
                Console.WriteLine("Failed to read the file " + args[0]);
                return 1;
            }
 
            Console.WriteLine("Model: " + aModel.Name());
            Console.WriteLine("");
 
            UTF16String anOutX = new UTF16String(anOutFolder + "projection_X.stl");
            UTF16String anOutY = new UTF16String(anOutFolder + "projection_Y.stl");
            UTF16String anOutZ = new UTF16String(anOutFolder + "projection_Z.stl");
 
            if (!ComputeProjection(aModel, Direction.XDir(), new UTF16String("X"), anOutX))
            {
                Console.WriteLine("Failed to write X projection.");
                return 1;
            }
 
            if (!ComputeProjection(aModel, Direction.YDir(), new UTF16String("Y"), anOutY))
            {
                Console.WriteLine("Failed to write Y projection.");
                return 1;
            }
 
            if (!ComputeProjection(aModel, Direction.ZDir(), new UTF16String("Z"), anOutZ))
            {
                Console.WriteLine("Failed to write Z projection.");
                return 1;
            }
 
            Console.WriteLine("Output written:");
            Console.WriteLine("  " + anOutX);
            Console.WriteLine("  " + anOutY);
            Console.WriteLine("  " + anOutZ);
 
            return 0;
        }
 
        static void PrintProjectionInfo(Part thePart,
                                        UTF16String theDirectionName,
                                        Projector_Projection theProjection)
        {
            Console.WriteLine("Part [" + thePart.Name() + "], projection " + theDirectionName + ":");
            Console.WriteLine("    area            = " + theProjection.Area() + " mm");
            Console.WriteLine("    outer perimeter = " + theProjection.OuterPerimeter() + " mm");
            Console.WriteLine("");
        }
 
        class ProjectionComputer : ModelElementVoidVisitor
        {
            public ProjectionComputer(Direction theDirection,
                                       UTF16String theDirectionName)
            {
                myDirection = theDirection;
                myDirectionName = theDirectionName;
            }
 
            public bool SaveProjection(UTF16String theFileName)
            {
                Part aPart = new Part(new UTF16String("Projection"));
 
                foreach (Projector_Projection aProjection in myPartProjections)
                {
                    MeshBody aMeshBody = new MeshBody(aProjection.Mesh());
                    aPart.AddBody(aMeshBody);
                }
 
                Model anOutModel = new Model(new UTF16String("Projector"));
                anOutModel.AddRoot(aPart);
 
                ModelWriter aWriter = new ModelWriter();
                return aWriter.Write(anOutModel, theFileName);
            }
 
            public override void Apply(Part thePart)
            {
                Projector_Projection aProjection = myProjector.Perform(thePart, myDirection);
                PrintProjectionInfo(thePart, myDirectionName, aProjection);
                myPartProjections.Add(aProjection);
            }
 
            private Direction myDirection;
            private UTF16String myDirectionName;
            private Projector_PolyProjector myProjector = new Projector_PolyProjector();
            private List<Projector_Projection> myPartProjections = new List<Projector_Projection>();
        }
 
        static bool ComputeProjection(Model theModel,
                                      Direction theDirection,
                                      UTF16String theDirectionName,
                                      UTF16String theOutFileName)
        {
            ProjectionComputer aComputer = new ProjectionComputer(theDirection, theDirectionName);
            theModel.Accept(aComputer);
            return aComputer.SaveProjection(theOutFileName);
        }
    }
}