Merge topic 'fix-value-pass-invertible'

b1658cca Sets the correct input in UseInvertibleColorFor.
Acked-by: Kitware Robot <kwrobot@kitware.com>
Reviewed-by: David E DeMarle <dave.demarle@kitware.com>
Merge-request: !1986

Rendering/OpenGL2/vtkOpenGLPolyDataMapper.cxx

@@ -2677,7 +2677,7 @@ void vtkOpenGLPolyDataMapper::UpdateBufferObjects(vtkRenderer *ren, vtkActor *ac
   // Checks for the pass's rendering mode and updates its configuration.
   // Depending on the case, updates the mapper's color mapping or allocates
   // a buffer.
-  this->ValuePassHelper->UpdateConfiguration(ren, act, this);
+  this->ValuePassHelper->UpdateConfiguration(ren, act, this, this->CurrentInput);
 
   // Rebuild buffers if needed
   if (this->GetNeedToRebuildBufferObjects(ren,act))

Rendering/OpenGL2/vtkValuePassHelper.cxx

@@ -8,6 +8,7 @@
 #include "vtkOpenGLHelper.h"
 #include "vtkOpenGLRenderWindow.h"
 #include "vtkOpenGLVertexArrayObject.h"
+#include "vtkPolyData.h"
 #include "vtkRenderer.h"
 #include "vtkShaderProgram.h"
 #include "vtkTextureObject.h"
@@ -179,7 +180,7 @@ void vtkValuePassHelper::RenderPieceStart(vtkActor* actor, vtkDataSet* input)
 
 //-----------------------------------------------------------------------------
 void vtkValuePassHelper::UpdateConfiguration(vtkRenderer* ren, vtkActor* act,
-  vtkMapper* mapper)
+  vtkMapper* mapper, vtkPolyData* input)
 {
   this->RenderingMode = -1;
   vtkInformation *info = act->GetPropertyKeys();
@@ -203,7 +204,8 @@ void vtkValuePassHelper::UpdateConfiguration(vtkRenderer* ren, vtkActor* act,
       case vtkValuePass::INVERTIBLE_LUT:
       default:
         {
-        mapper->UseInvertibleColorFor(info->Get(vtkValuePass::SCALAR_MODE()),
+        mapper->UseInvertibleColorFor(input,
+                                    info->Get(vtkValuePass::SCALAR_MODE()),
                                     info->Get(vtkValuePass::ARRAY_MODE()),
                                     info->Get(vtkValuePass::ARRAY_ID()),
                                     info->Get(vtkValuePass::ARRAY_NAME()),

Rendering/OpenGL2/vtkValuePassHelper.h

@@ -45,6 +45,7 @@ class vtkMapper;
 class vtkOpenGLHelper;
 class vtkRenderer;
 class vtkWindow;
+class vtkPolyData;
 
 class VTKRENDERINGOPENGL2_EXPORT vtkValuePassHelper : public vtkObject
 {
@@ -66,7 +67,8 @@ protected:
   // Description:
   // Configure the internal state depending on the settings defined by the
   // vtkValuePass (RenderingMode,  RENDER_VALUES, SCALAR_MODE, etc.).
-  void UpdateConfiguration(vtkRenderer* ren, vtkActor* act, vtkMapper* mapper);
+  void UpdateConfiguration(vtkRenderer* ren, vtkActor* act, vtkMapper* mapper,
+    vtkPolyData* input);
 
   // Description:
   // Upload new data if necessary, bind textures, etc.