add vtk geant solid and scene

src/Vtk/HEP/Geant/testing/vtkGeantSceneTest.cpp

@@ -0,0 +1,65 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#include "Geant/Solid.h"
+#include "HEP/Geant/Scene.h"
+#include "Math/ContainerBox.h"
+#include "Math/Dense.h"
+#include "Math/Units.h"
+#include "Vtk/uLibVtkViewer.h"
+#include "Vtk/HEP/Geant/vtkGeantScene.h"
+
+#include <vtkSmartPointer.h>
+#include <vtkRenderer.h>
+#include <vtkRenderWindow.h>
+
+#include <iostream>
+
+using namespace uLib;
+
+int main(int argc, char** argv) {
+    bool interactive = (argc > 1 && std::string(argv[1]) == "-i");
+
+    // 1. Setup Geant4 Scene
+    Geant::Scene scene;
+    scene.ConstructWorldBox(Vector3f(30_m, 30_m, 30_m), "G4_AIR");
+
+    // Add an iron cube inside the world
+    ContainerBox iron_box;
+    iron_box.Scale(Vector3f(10_m, 10_m, 10_m));
+    iron_box.SetPosition(Vector3f(-5_m, -5_m, -5_m));
+    Geant::BoxSolid* iron_cube = new Geant::BoxSolid("IronCube", &iron_box);
+    iron_cube->SetNistMaterial("G4_Fe");
+    iron_cube->Update();
+    scene.AddSolid(iron_cube);
+    scene.Initialize();
+
+    // 2. Build VTK scene representation
+    Vtk::Viewer viewer;
+    viewer.GetRenderer()->SetBackground(0.05, 0.05, 0.1);
+
+    Vtk::vtkGeantScene vtkScene(&scene);
+    vtkScene.AddToViewer(viewer);
+
+    std::cout << "==================================================" << std::endl;
+    std::cout << " vtkGeantScene Test" << std::endl;
+    std::cout << " World box + 1 iron cube displayed" << std::endl;
+    std::cout << "==================================================" << std::endl;
+
+    if (interactive) {
+        viewer.ZoomAuto();
+        viewer.Start();
+    } else {
+        std::cout << "Non-interactive test: scene initialized successfully" << std::endl;
+    }
+
+    return 0;
+}