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https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-08 03:18:58 +00:00
don't always normalize scalars
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parent
d2ebecdb27
commit
4c0a3858b2
@ -371,18 +371,30 @@ class GetScalar : public vtkm::worklet::WorkletMapField
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private:
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Precision MinScalar;
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Precision invDeltaScalar;
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bool Normalize;
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public:
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VTKM_CONT
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GetScalar(const vtkm::Float32& minScalar, const vtkm::Float32& maxScalar)
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: MinScalar(minScalar)
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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Normalize = true;
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if (minScalar > maxScalar)
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{
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// support the scalar renderer
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Normalize = false;
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MinScalar = 0;
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invDeltaScalar = 1;
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}
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else
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invDeltaScalar = 1.f / minScalar;
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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else
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invDeltaScalar = 1.f / minScalar;
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}
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}
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typedef void ControlSignature(FieldIn, FieldInOut, WholeArrayIn, WholeArrayIn);
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typedef void ExecutionSignature(_1, _2, _3, _4);
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@ -399,8 +411,10 @@ public:
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vtkm::Id3 pointId = indicesPortal.Get(hitIndex);
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scalar = Precision(scalars.Get(pointId[0]));
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//normalize
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scalar = (scalar - MinScalar) * invDeltaScalar;
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if (Normalize)
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{
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scalar = (scalar - MinScalar) * invDeltaScalar;
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}
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}
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}; //class GetScalar
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@ -53,11 +53,11 @@ public:
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void IntersectionData(Ray<vtkm::Float32>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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void IntersectionData(Ray<vtkm::Float64>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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vtkm::Id GetNumberOfShapes() const override;
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}; // class ShapeIntersector
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@ -358,18 +358,30 @@ class GetScalar : public vtkm::worklet::WorkletMapField
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private:
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Precision MinScalar;
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Precision invDeltaScalar;
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bool Normalize;
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public:
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VTKM_CONT
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GetScalar(const vtkm::Float32& minScalar, const vtkm::Float32& maxScalar)
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: MinScalar(minScalar)
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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Normalize = true;
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if (minScalar > maxScalar)
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{
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// support the scalar renderer
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Normalize = false;
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MinScalar = 0;
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invDeltaScalar = 1;
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}
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else
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invDeltaScalar = 1.f / minScalar;
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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else
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invDeltaScalar = 1.f / minScalar;
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}
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}
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typedef void ControlSignature(FieldIn, FieldOut, WholeArrayIn, WholeArrayIn);
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typedef void ExecutionSignature(_1, _2, _3, _4);
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@ -386,8 +398,10 @@ public:
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vtkm::Vec<vtkm::Id, 5> pointId = indicesPortal.Get(hitIndex);
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scalar = Precision(scalars.Get(pointId[0]));
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//normalize
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scalar = (scalar - MinScalar) * invDeltaScalar;
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if (Normalize)
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{
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scalar = (scalar - MinScalar) * invDeltaScalar;
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}
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}
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}; //class GetScalar
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@ -51,11 +51,11 @@ public:
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void IntersectionData(Ray<vtkm::Float32>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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void IntersectionData(Ray<vtkm::Float64>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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vtkm::Id GetNumberOfShapes() const override;
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}; // class ShapeIntersector
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@ -124,7 +124,6 @@ void ScalarRenderer::AddField(const vtkm::cont::Field& scalarField)
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{
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throw vtkm::cont::ErrorBadValue("ScalarRenderer(AddField): field must be a scalar");
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}
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Ranges.push_back(ranges.ReadPortal().Get(0));
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Fields.push_back(scalarField);
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}
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@ -172,7 +171,7 @@ void ScalarRenderer::RenderOnDevice(Ray<Precision>& rays, Precision missScalar)
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for (size_t f = 0; f < numFields; ++f)
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{
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timer.Start();
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Intersector->IntersectionData(rays, Fields[f], Ranges[f]);
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Intersector->IntersectionData(rays, Fields[f]);
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time = timer.GetElapsedTime();
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logger->AddLogData("intersection_data", time);
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AddBuffer(rays, missScalar, Fields[f].GetName());
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@ -29,7 +29,6 @@ class VTKM_RENDERING_EXPORT ScalarRenderer
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protected:
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std::shared_ptr<ShapeIntersector> Intersector;
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std::vector<vtkm::cont::Field> Fields;
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std::vector<vtkm::Range> Ranges;
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bool IntersectorValid;
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template <typename Precision>
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@ -54,11 +54,11 @@ public:
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//
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virtual void IntersectionData(Ray<vtkm::Float32>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) = 0;
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const vtkm::Range& scalarRange = vtkm::Range()) = 0;
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virtual void IntersectionData(Ray<vtkm::Float64>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) = 0;
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const vtkm::Range& scalarRange = vtkm::Range()) = 0;
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template <typename Precision>
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@ -249,18 +249,30 @@ class GetScalar : public vtkm::worklet::WorkletMapField
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private:
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Precision MinScalar;
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Precision invDeltaScalar;
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bool Normalize;
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public:
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VTKM_CONT
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GetScalar(const vtkm::Float32& minScalar, const vtkm::Float32& maxScalar)
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: MinScalar(minScalar)
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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Normalize = true;
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if (minScalar > maxScalar)
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{
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// support the scalar renderer
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Normalize = false;
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MinScalar = 0;
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invDeltaScalar = 1;
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}
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else
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invDeltaScalar = 1.f / minScalar;
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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else
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invDeltaScalar = 1.f / minScalar;
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}
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}
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typedef void ControlSignature(FieldIn, FieldOut, WholeArrayIn, WholeArrayIn);
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typedef void ExecutionSignature(_1, _2, _3, _4);
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@ -276,8 +288,10 @@ public:
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vtkm::Id pointId = indicesPortal.Get(hitIndex);
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scalar = Precision(scalars.Get(pointId));
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//normalize
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scalar = (scalar - MinScalar) * invDeltaScalar;
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if (Normalize)
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{
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scalar = (scalar - MinScalar) * invDeltaScalar;
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}
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}
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}; //class GetScalar
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@ -243,18 +243,30 @@ public:
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private:
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Precision MinScalar;
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Precision invDeltaScalar;
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bool Normalize;
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public:
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VTKM_CONT
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LerpScalar(const vtkm::Float32& minScalar, const vtkm::Float32& maxScalar)
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: MinScalar(minScalar)
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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Normalize = true;
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if (minScalar > maxScalar)
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{
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// support the scalar renderer
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Normalize = false;
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MinScalar = 0;
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invDeltaScalar = 1;
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}
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else
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invDeltaScalar = 0.f;
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{
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//Make sure the we don't divide by zero on
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//something like an iso-surface
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if (maxScalar - MinScalar != 0.f)
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invDeltaScalar = 1.f / (maxScalar - MinScalar);
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else
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invDeltaScalar = 1.f / minScalar;
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}
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}
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typedef void ControlSignature(FieldIn,
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FieldIn,
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@ -282,7 +294,10 @@ public:
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Precision cScalar = Precision(scalars.Get(indices[3]));
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lerpedScalar = aScalar * n + bScalar * u + cScalar * v;
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//normalize
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lerpedScalar = (lerpedScalar - MinScalar) * invDeltaScalar;
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if (Normalize)
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{
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lerpedScalar = (lerpedScalar - MinScalar) * invDeltaScalar;
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}
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}
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}; //class LerpScalar
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@ -46,11 +46,11 @@ public:
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VTKM_CONT void IntersectionData(Ray<vtkm::Float32>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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VTKM_CONT void IntersectionData(Ray<vtkm::Float64>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange) override;
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const vtkm::Range& scalarRange = vtkm::Range()) override;
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template <typename Precision>
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VTKM_CONT void IntersectRaysImp(Ray<Precision>& rays, bool returnCellIndex);
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