From 24e464163229129db7e821752b244c96b051d805 Mon Sep 17 00:00:00 2001
From: Charly Bollinger <charly.bollinger@kitware.com>
Date: Mon, 18 Sep 2023 15:59:05 +0200
Subject: [PATCH] vtkSpatioTemporalHarmonicsSource: Distributed support

Support for distributed image data using sub extent
---
 Filters/Sources/vtkSpatioTemporalHarmonicsSource.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Filters/Sources/vtkSpatioTemporalHarmonicsSource.cxx b/Filters/Sources/vtkSpatioTemporalHarmonicsSource.cxx
index 38997293ff1..645c08e08f9 100644
--- a/Filters/Sources/vtkSpatioTemporalHarmonicsSource.cxx
+++ b/Filters/Sources/vtkSpatioTemporalHarmonicsSource.cxx
@@ -145,6 +145,7 @@ int vtkSpatioTemporalHarmonicsSource::RequestInformation(vtkInformation* vtkNotU
   outInfo->Set(vtkDataObject::SPACING(), 1.0, 1.0, 1.0);
   outInfo->Set(vtkDataObject::ORIGIN(), 0.0, 0.0, 0.0);
   outInfo->Set(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT(), this->WholeExtent, 6);
+  outInfo->Set(CAN_PRODUCE_SUB_EXTENT(), 1);
 
   if (this->Internals->TimeStepValues.empty())
   {
@@ -176,7 +177,7 @@ int vtkSpatioTemporalHarmonicsSource::RequestData(vtkInformation* vtkNotUsed(req
   double timeValue = outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP());
 
   vtkImageData* output = vtkImageData::GetData(outInfo);
-  output->SetExtent(outInfo->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT()));
+  output->SetExtent(outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_EXTENT()));
 
   this->Internals->HarmonicsFilter->SetInputData(output);
   this->Internals->HarmonicsFilter->UpdateTimeStep(timeValue);
-- 
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