From 176a82f108a3a51f7a39ecda8bc5db5f195228fb Mon Sep 17 00:00:00 2001
From: AndreaRigoni <andrea.rigoni@igi.cnr.it>
Date: Wed, 18 Mar 2026 23:35:51 +0000
Subject: [PATCH] add zoom to selected

---
 .../testing/vtkDetectorChamberTest.cpp        |  6 +--
 src/Vtk/Math/vtkStructuredGrid.cpp            |  3 --
 src/Vtk/vtkContainerBox.cpp                   |  3 --
 src/Vtk/vtkHandlerWidget.cpp                  |  3 --
 src/Vtk/vtkViewport.cpp                       | 42 +++++++++++++++++++
 src/Vtk/vtkViewport.h                         |  1 +
 6 files changed, 46 insertions(+), 12 deletions(-)

diff --git a/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp b/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
index 5cde918..4f1092b 100644
--- a/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
+++ b/src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp
@@ -38,13 +38,13 @@ BOOST_AUTO_TEST_CASE(vtkDetectorChamberTest) {
   DetectorChamber d1, d2;
   // d1.SetSize(Vector3f(1, 1, 1));
   // d1.SetPosition(Vector3f(0, 0, 0));
-  d1.Scale(Vector3f(5_m, 10_m, 2_m));
+  d1.Scale(Vector3f(1000, 2000, 200));
   d1.Translate(Vector3f(0, 0, 0));
 
   // d2.SetSize(Vector3f(1, 1, 1));
   // d2.SetPosition(Vector3f(0, 0, 0));
-  d2.Scale(Vector3f(5_m, 10_m, 2_m));
-  d2.Translate(Vector3f(0, 0, 10_m));
+  d2.Scale(Vector3f(1000, 2000, 200));
+  d2.Translate(Vector3f(0, 0, 10));
 
 
   Vtk::vtkDetectorChamber v_d1(&d1);
diff --git a/src/Vtk/Math/vtkStructuredGrid.cpp b/src/Vtk/Math/vtkStructuredGrid.cpp
index 634d8e7..885a46d 100644
--- a/src/Vtk/Math/vtkStructuredGrid.cpp
+++ b/src/Vtk/Math/vtkStructuredGrid.cpp
@@ -84,9 +84,6 @@ void vtkStructuredGrid::Update() {
   }
 
   m_Content->Updated(); // Notify others (like raytracer)
-  
-  // Debug output
-  std::cout << "vtkStructuredGrid::Update matrix:\n" << transform << std::endl;
 }
 
 void vtkStructuredGrid::InstallPipe() {
diff --git a/src/Vtk/vtkContainerBox.cpp b/src/Vtk/vtkContainerBox.cpp
index db11a98..0ba9d9a 100644
--- a/src/Vtk/vtkContainerBox.cpp
+++ b/src/Vtk/vtkContainerBox.cpp
@@ -115,9 +115,6 @@ void vtkContainerBox::Update() {
   }
 
   m_Content->Updated(); // Notify change
-  
-  // Debug output
-  std::cout << "vtkContainerBox::Update matrix:\n" << transform << std::endl;
 }
 
 
diff --git a/src/Vtk/vtkHandlerWidget.cpp b/src/Vtk/vtkHandlerWidget.cpp
index 80fa824..50b628a 100644
--- a/src/Vtk/vtkHandlerWidget.cpp
+++ b/src/Vtk/vtkHandlerWidget.cpp
@@ -438,9 +438,6 @@ void vtkHandlerWidget::OnMouseMove() {
   this->Prop3D->Modified();
   this->UpdateGizmoPosition();
 
-  // HIGH VISIBILITY LOG
-  std::printf("--- WIDGET Interaction: %d, Mag: %f, Pos: %f %f %f\n", Interaction, mag, gpos[0], gpos[1], gpos[2]);
-
   this->InvokeEvent(::vtkCommand::InteractionEvent, nullptr);
   this->Interactor->Render();
 }
diff --git a/src/Vtk/vtkViewport.cpp b/src/Vtk/vtkViewport.cpp
index 10e2fea..5e6ab2e 100644
--- a/src/Vtk/vtkViewport.cpp
+++ b/src/Vtk/vtkViewport.cpp
@@ -215,6 +215,9 @@ void Viewport::SetupPipeline(vtkRenderWindowInteractor* iren)
           self->m_HandlerWidget->SetReferenceFrame(vtkHandlerWidget::CENTER_LOCAL);
           std::cout << "Widget Frame: CENTER_LOCAL" << std::endl;
         }
+        else if (key == "s") {
+          self->ZoomSelected();
+        }
         
         iren->Render();
     });
@@ -235,6 +238,45 @@ void Viewport::ZoomAuto()
     }
 }
 
+void Viewport::ZoomSelected()
+{
+    if (!m_Renderer) return;
+
+    Puppet* selected = nullptr;
+    for (auto* p : m_Puppets) {
+        if (p->IsSelected()) {
+            selected = p;
+            break;
+        }
+    }
+    if (!selected) return;
+
+    vtkProp* prop = selected->GetProp();
+    if (!prop) return;
+
+    double* b = prop->GetBounds();
+    if (!b) return;
+    
+    double bounds[6];
+    std::copy(b, b + 6, bounds);
+    
+    if (bounds[0] > bounds[1]) return; // Invalid bounds
+
+    // Expand bounds by 1.5 from center
+    double center[3] = {(bounds[0] + bounds[1]) / 2.0, (bounds[2] + bounds[3]) / 2.0, (bounds[4] + bounds[5]) / 2.0};
+    double h_ext[3] =  {(bounds[1] - bounds[0]) / 2.0, (bounds[3] - bounds[2]) / 2.0, (bounds[5] - bounds[4]) / 2.0};
+    
+    double newBounds[6];
+    for (int i=0; i<3; ++i) {
+        newBounds[2*i]   = center[i] - 1.5 * h_ext[i];
+        newBounds[2*i+1] = center[i] + 1.5 * h_ext[i];
+    }
+    
+    m_Renderer->ResetCamera(newBounds);
+    m_Renderer->ResetCameraClippingRange();
+    this->Render();
+}
+
 void Viewport::AddPuppet(Puppet& prop)
 {
     m_Puppets.push_back(&prop);
diff --git a/src/Vtk/vtkViewport.h b/src/Vtk/vtkViewport.h
index 4f2e11a..36d1c18 100644
--- a/src/Vtk/vtkViewport.h
+++ b/src/Vtk/vtkViewport.h
@@ -43,6 +43,7 @@ public:
     virtual void Render() = 0;
     void Reset();
     void ZoomAuto();
+    void ZoomSelected();
 
     // Puppet / prop management
     void AddPuppet(Puppet &prop);