Convert extract VOI input warnings to debug output.

If the VOI doesn't overlap the extent of the input block/dataset, a warning about the input being invalid is issued. This happens by default in ParaView if the input VOI doesn't include [0,0,0]. Make this noisy warning debug only, matching the behavior of `vtkExtractGrid`.
programli · Oct 24, 2022 · 43976a1 · 43976a1
1 parent ff72560
commit 43976a1
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diff --git a/Filters/Extraction/vtkExtractRectilinearGrid.cxx b/Filters/Extraction/vtkExtractRectilinearGrid.cxx
@@ -127,7 +127,7 @@ int vtkExtractRectilinearGrid::RequestInformation(
 
   if (!this->Internal->IsValid())
   {
-    vtkWarningMacro("Error while initializing filter.");
+    vtkDebugMacro("Error while initializing filter.");
     return 0;
   }
 

diff --git a/Imaging/Core/vtkExtractVOI.cxx b/Imaging/Core/vtkExtractVOI.cxx
@@ -151,7 +151,7 @@ int vtkExtractVOI::RequestInformation(vtkInformation* vtkNotUsed(request),
 
   if (!this->Internal->IsValid())
   {
-    vtkWarningMacro("Error while initializing filter.");
+    vtkDebugMacro("Error while initializing filter.");
     return 0;
   }