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/*=========================================================================
Program: Visualization Toolkit
Module: vtkValuePass.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkValuePass.h"
#include "vtkObjectFactory.h"
#include "vtkActor.h"
#include "vtkCompositePainter.h"
#include "vtkInformation.h"
#include "vtkNew.h"
#include "vtkPainterPolyDataMapper.h"
#include "vtkProp.h"
#include "vtkRenderer.h"
#include "vtkRenderState.h"
#include "vtkSmartPointer.h"
#include "vtkValuePainter.h"
#include "vtkPolyData.h"
// ----------------------------------------------------------------------------
class vtkValuePass::vtkInternals
{
public:
vtkNew<vtkCompositePainter> CompositePainter;
vtkNew<vtkValuePainter> ValuePainter;
vtkInternals()
{
this->CompositePainter->SetDelegatePainter(this->ValuePainter.GetPointer());
}
~vtkInternals()
{
}
};
// ============================================================================
vtkStandardNewMacro(vtkValuePass);
// ----------------------------------------------------------------------------
vtkValuePass::vtkValuePass()
{
this->Internals = new vtkValuePass::vtkInternals();
}
// ----------------------------------------------------------------------------
vtkValuePass::~vtkValuePass()
{
delete this->Internals;
}
// ----------------------------------------------------------------------------
void vtkValuePass::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
}
// ----------------------------------------------------------------------------
void vtkValuePass::SetInputArrayToProcess(int fieldAssociation, const char *name)
{
this->Internals->ValuePainter->SetInputArrayToProcess(fieldAssociation, name);
}
// ----------------------------------------------------------------------------
void vtkValuePass::SetInputArrayToProcess(int fieldAssociation, int fieldAttributeType)
{
this->Internals->ValuePainter->SetInputArrayToProcess(fieldAssociation, fieldAttributeType);
}
// ----------------------------------------------------------------------------
void vtkValuePass::SetInputComponentToProcess(int comp)
{
this->Internals->ValuePainter->SetInputComponentToProcess(comp);
}
// ----------------------------------------------------------------------------
void vtkValuePass::SetScalarRange(double min, double max)
{
this->Internals->ValuePainter->SetScalarRange(min, max);
}
// ----------------------------------------------------------------------------
// Description:
// renders geometry in direct value mode
void vtkValuePass::Render(const vtkRenderState *s)
{
this->NumberOfRenderedProps=0;
int c=s->GetPropArrayCount();
int i=0;
while(i<c)
{
vtkProp *p=s->GetPropArray()[i];
vtkActor *actor = vtkActor::SafeDownCast(p);
if (actor)
{
vtkPainterPolyDataMapper *mapper = vtkPainterPolyDataMapper::SafeDownCast(actor->GetMapper());
if (mapper)
{
//backup
vtkPainter *oldP = mapper->GetPainter();
if (oldP)
{
oldP->Register(NULL);
}
//swap in
mapper->SetPainter(this->Internals->CompositePainter.GetPointer());
vtkInformation *iv = this->Internals->CompositePainter->GetInformation();
vtkInformation *akeys = actor->GetPropertyKeys();
if (iv && akeys)
{
if (akeys->Has(vtkValuePainter::SCALAR_MODE()))
{
iv->Set(vtkValuePainter::SCALAR_MODE(), akeys->Get(vtkValuePainter::SCALAR_MODE()));
}
if (akeys->Has(vtkValuePainter::ARRAY_NAME()))
{
iv->Set(vtkValuePainter::ARRAY_NAME(), akeys->Get(vtkValuePainter::ARRAY_NAME()));
}
if (akeys->Has(vtkValuePainter::ARRAY_ID()))
{
iv->Set(vtkValuePainter::ARRAY_ID(), akeys->Get(vtkValuePainter::ARRAY_ID()));
}
if (akeys->Has(vtkValuePainter::ARRAY_COMPONENT()))
{
iv->Set(vtkValuePainter::ARRAY_COMPONENT(), akeys->Get(vtkValuePainter::ARRAY_COMPONENT()));
}
}
//render
int rendered=
p->RenderFilteredOpaqueGeometry(s->GetRenderer(),s->GetRequiredKeys());
this->NumberOfRenderedProps+=rendered;
//restore
mapper->SetPainter(oldP);
if (oldP)
{
oldP->UnRegister(NULL);
}
}
}
++i;
}
}
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