From 24a97ff1b7fe1d01a01f7546da521a9fdfc67095 Mon Sep 17 00:00:00 2001
From: apo <apo@opencascade.com>
Date: Thu, 22 Nov 2007 15:05:30 +0000
Subject: [PATCH] Fix for Bug IPAL17667   	TC71: Regression: multiply
 selection within rectangle by mouse is not correct. (Corrected according to
 the evolution in the corresponding VTK prototype vtkSelectVisiblePoints.cxx
 for VTK 5.X)

---
 src/SVTK/SVTK_RectPicker.cxx | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/SVTK/SVTK_RectPicker.cxx b/src/SVTK/SVTK_RectPicker.cxx
index 9aaad409e..fb5ced7f2 100644
--- a/src/SVTK/SVTK_RectPicker.cxx
+++ b/src/SVTK/SVTK_RectPicker.cxx
@@ -115,22 +115,29 @@ namespace
     // WorldToView() is called.  This is expensive, so we get the matrix once
     // and handle the transformation ourselves.
     vtkMatrix4x4 *aMatrix = vtkMatrix4x4::New();
-    aMatrix->DeepCopy(theRenderer->GetActiveCamera()->
-		      GetCompositePerspectiveTransformMatrix(1,0,1));
+    aMatrix->DeepCopy( theRenderer->GetActiveCamera()->
+		       GetCompositePerspectiveTransformMatrix( theRenderer->GetTiledAspectRatio(), 0, 1 ) );
 
     // We grab the z-buffer for the selection region all at once and probe the resulting array.
     float *aZPtr = theRenderer->GetRenderWindow()->
       GetZbufferData(theSelection[0], theSelection[1], theSelection[2], theSelection[3]);
 
     //cout<<"theSelection = {"<<theSelection[0]<<", "<<theSelection[1]<<", "<<theSelection[2]<<", "<<theSelection[3]<<"}\n";
-    /*
+
+    //cout<<"\t";
+    for(int iX = theSelection[0]; iX <= theSelection[2];  iX++){
+      //cout<<iX<<"\t";
+    }
+    //cout<<endl;
+
     for(int iY = theSelection[1]; iY <= theSelection[3];  iY++){
+      //cout<<iY<<"\t";
       for(int iX = theSelection[0]; iX <= theSelection[2];  iX++){
-	cout<<GetZ(aZPtr,theSelection,iX,iY)<<" ";
+	//cout<<std::setprecision(4)<<GetZ(aZPtr,theSelection,iX,iY)<<"\t";
       }
-      cout<<endl;
+      //cout<<endl;
     }
-    */
+
     for(vtkIdType aPntId = 0; aPntId < aNumPts; aPntId++){
       // perform conversion
       vtkFloatingPointType aX[4] = {1.0, 1.0, 1.0, 1.0};
-- 
2.39.2