// IdentifyMeshPoints.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>
#include <stdio.h> 
#include <string>
#include <filesystem>
#include <dirent.h>
#include <string>
#include <vtkLODActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkSTLReader.h>
#include <vtkPolyDataMapper.h>
#include <vtkProperty.h>
#include <vtkRenderer.h>
#include <vtkCamera.h>


using namespace std;

// Set VTK data root here..
#define VTK_DATA_ROOT "Y:\\Maura\\Full_Skulls\\Point-Digitization\\f1\\"


int main(int argc, char** argv)
{
// This example demonstrates the use of vtkSTLReader to load data into VTK from
// a file.  This example also uses vtkLODActor which changes its graphical
// representation of the data to maintain interactive performance.

//
// First we include the VTK Tcl packages which will make available
// all of the vtk commands to Tcl
//

// Create the reader and read a data file.  Connect the mapper and actor.

	//string directory_path = "Y:\\Maura\\Full_Skulls\\Point-Digitization\\";   // Contains digitized points for each skull

	//std::cout << "Have " << argc << " arguments:" << std::endl;
	//for (int i = 0; i < argc; ++i)
	//{
	//	std::cout << argv[i] << std::endl;
	//}

//// Check an STL file name has been provided
//	switch (argc)
//	{
//	case 0:
//		cout << "\n Main error. Exit Program \n" << endl;
//		return(9);
//		break;
//	case 1:
//		cout << "\n Too few input arguments. Exit Program \n" << endl;
//		return(8);
//		break;
//	case 2:
//		break;
//	default:
//		cout << "\n Too many input arguments. Exit Program \n" << endl;
//		return(7);
//	}
//
//	DIR* dir = opendir(directory_path.c_str());
//	if (!dir)
//	{
//		cerr << "\n Cannot open directory  " << directory_path << endl;
//		cerr.flush();
//		return 1;
//	}

//	cout << "\n directory_path: " << directory_path << endl;

		vtkSTLReader* sr = vtkSTLReader::New();
		sr->SetFileName(VTK_DATA_ROOT "f1.stl");

		vtkPolyDataMapper* stlMapper = vtkPolyDataMapper::New();
		stlMapper->SetInputConnection(sr->GetOutputPort());

		vtkLODActor* stlActor = vtkLODActor::New();
		stlActor->SetMapper(stlMapper);

		// Create the Renderer, RenderWindow, and RenderWindowInteractor
		//
		vtkRenderer* ren1 = vtkRenderer::New();
		vtkRenderWindow* renWin = vtkRenderWindow::New();
		renWin->AddRenderer(ren1);
		vtkRenderWindowInteractor* iren = vtkRenderWindowInteractor::New();
		iren->SetRenderWindow(renWin);

		// Add the actors to the render; set the background and size
		//
		ren1->AddActor(stlActor);
		ren1->SetBackground(0.1, 0.2, 0.4);
		renWin->SetSize(500, 500);

		// Zoom in closer
		ren1->ResetCamera();
		vtkCamera* cam1 = (ren1->GetActiveCamera());
		cam1->Zoom(1.4);


		iren->Initialize();
		iren->Start();

		return 0;
	}

// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
// Debug program: F5 or Debug > Start Debugging menu

// Tips for Getting Started: 
//   1. Use the Solution Explorer window to add/manage files
//   2. Use the Team Explorer window to connect to source control
//   3. Use the Output window to see build output and other messages
//   4. Use the Error List window to view errors
//   5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
//   6. In the future, to open this project again, go to File > Open > Project and select the .sln file