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vtkSynchronizedTemplates3D.cxx
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vtkSynchronizedTemplates3D.cxx
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkSynchronizedTemplates3D.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 "vtkSynchronizedTemplates3D.h"
#include "vtkCellArray.h"
#include "vtkCellData.h"
#include "vtkCharArray.h"
#include "vtkDoubleArray.h"
#include "vtkFloatArray.h"
#include "vtkIdListCollection.h"
#include "vtkInformation.h"
#include "vtkInformationIntegerVectorKey.h"
#include "vtkInformationVector.h"
#include "vtkIntArray.h"
#include "vtkLongArray.h"
#include "vtkMath.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
#include "vtkPolyData.h"
#include "vtkPolygonBuilder.h"
#include "vtkShortArray.h"
#include "vtkSmartPointer.h"
#include "vtkStreamingDemandDrivenPipeline.h"
#include "vtkStructuredPoints.h"
#include "vtkUnsignedCharArray.h"
#include "vtkUnsignedIntArray.h"
#include "vtkUnsignedLongArray.h"
#include "vtkUnsignedShortArray.h"
#include <cmath>
vtkStandardNewMacro(vtkSynchronizedTemplates3D);
//----------------------------------------------------------------------------
// Description:
// Construct object with initial scalar range (0,1) and single contour value
// of 0.0. The ImageRange are set to extract the first k-plane.
vtkSynchronizedTemplates3D::vtkSynchronizedTemplates3D()
{
this->ContourValues = vtkContourValues::New();
this->ComputeNormals = 1;
this->ComputeGradients = 0;
this->ComputeScalars = 1;
this->GenerateTriangles = 1;
this->ArrayComponent = 0;
// by default process active point scalars
this->SetInputArrayToProcess(0,0,0,vtkDataObject::FIELD_ASSOCIATION_POINTS,
vtkDataSetAttributes::SCALARS);
}
//----------------------------------------------------------------------------
vtkSynchronizedTemplates3D::~vtkSynchronizedTemplates3D()
{
this->ContourValues->Delete();
}
//----------------------------------------------------------------------------
// Overload standard modified time function. If contour values are modified,
// then this object is modified as well.
vtkMTimeType vtkSynchronizedTemplates3D::GetMTime()
{
vtkMTimeType mTime=this->Superclass::GetMTime();
vtkMTimeType mTime2=this->ContourValues->GetMTime();
mTime = ( mTime2 > mTime ? mTime2 : mTime );
return mTime;
}
//----------------------------------------------------------------------------
static void vtkSynchronizedTemplates3DInitializeOutput(
int *ext,vtkImageData *input,
vtkPolyData *o, vtkFloatArray *scalars, vtkFloatArray *normals,
vtkFloatArray *gradients, vtkDataArray *inScalars)
{
vtkPoints *newPts;
vtkCellArray *newPolys;
const vtkIdType numCells = static_cast<vtkIdType>(ext[1]-ext[0]+1) *
static_cast<vtkIdType>(ext[3]-ext[2]+1) *
static_cast<vtkIdType>(ext[5]-ext[4]+1);
vtkIdType estimatedSize = (vtkIdType) pow (static_cast<double>(numCells),
.75);
if (estimatedSize < 1024)
{
estimatedSize = 1024;
}
newPts = vtkPoints::New();
newPts->Allocate(estimatedSize,estimatedSize);
newPolys = vtkCellArray::New();
newPolys->Allocate(newPolys->EstimateSize(estimatedSize,3));
o->GetPointData()->CopyAllOn();
// It is more efficient to just create the scalar array
// rather than redundantly interpolate the scalars.
if (input->GetPointData()->GetScalars() == inScalars)
{
o->GetPointData()->CopyScalarsOff();
}
else
{
o->GetPointData()->CopyFieldOff(inScalars->GetName());
}
if (normals)
{
normals->SetNumberOfComponents(3);
normals->Allocate(3*estimatedSize,3*estimatedSize/2);
normals->SetName("Normals");
}
if (gradients)
{
gradients->SetNumberOfComponents(3);
gradients->Allocate(3*estimatedSize,3*estimatedSize/2);
gradients->SetName("Gradients");
}
if (scalars)
{
// A temporary name.
scalars->SetName("Scalars");
}
o->GetPointData()->InterpolateAllocate(input->GetPointData(),
estimatedSize,estimatedSize/2);
o->GetCellData()->CopyAllocate(input->GetCellData(),
estimatedSize,estimatedSize/2);
o->SetPoints(newPts);
newPts->Delete();
o->SetPolys(newPolys);
newPolys->Delete();
}
//----------------------------------------------------------------------------
// Calculate the gradient using central difference.
template <class T>
void vtkSTComputePointGradient(int i, int j, int k, T *s, int *inExt,
vtkIdType xInc, vtkIdType yInc, vtkIdType zInc,
double *spacing, double n[3])
{
double sp, sm;
// x-direction
if ( i == inExt[0] )
{
sp = *(s+xInc);
sm = *s;
n[0] = (sp - sm) / spacing[0];
}
else if ( i == inExt[1] )
{
sp = *s;
sm = *(s-xInc);
n[0] = (sp - sm) / spacing[0];
}
else
{
sp = *(s+xInc);
sm = *(s-xInc);
n[0] = 0.5 * (sp - sm) / spacing[0];
}
// y-direction
if ( j == inExt[2] )
{
sp = *(s+yInc);
sm = *s;
n[1] = (sp - sm) / spacing[1];
}
else if ( j == inExt[3] )
{
sp = *s;
sm = *(s-yInc);
n[1] = (sp - sm) / spacing[1];
}
else
{
sp = *(s+yInc);
sm = *(s-yInc);
n[1] = 0.5 * (sp - sm) / spacing[1];
}
// z-direction
if ( k == inExt[4] )
{
sp = *(s+zInc);
sm = *s;
n[2] = (sp - sm) / spacing[2];
}
else if ( k == inExt[5] )
{
sp = *s;
sm = *(s-zInc);
n[2] = (sp - sm) / spacing[2];
}
else
{
sp = *(s+zInc);
sm = *(s-zInc);
n[2] = 0.5 * (sp - sm) / spacing[2];
}
}
//----------------------------------------------------------------------------
#define VTK_CSP3PA(i2,j2,k2,s) \
if (NeedGradients) \
{ \
if (!g0) \
{ \
vtkSTComputePointGradient(i, j, k, s0, inExt, xInc, yInc, zInc, spacing, n0); \
g0 = 1; \
} \
vtkSTComputePointGradient(i2, j2, k2, s, inExt, xInc, yInc, zInc, spacing, n1); \
for (jj=0; jj<3; jj++) \
{ \
n[jj] = n0[jj] + t * (n1[jj] - n0[jj]); \
} \
if (ComputeGradients) \
{ \
newGradients->InsertNextTuple(n); \
} \
if (ComputeNormals) \
{ \
vtkMath::Normalize(n); \
n[0] = -n[0]; n[1] = -n[1]; n[2] = -n[2]; \
newNormals->InsertNextTuple(n); \
} \
} \
if (ComputeScalars) \
{ \
newScalars->InsertNextTuple(&value); \
}
//----------------------------------------------------------------------------
//
// Contouring filter specialized for images
//
template <class T>
void ContourImage(vtkSynchronizedTemplates3D *self, int* exExt,
vtkImageData *data, vtkPolyData *output, T *ptr,
vtkDataArray *inScalars, bool outputTriangles)
{
int *inExt = data->GetExtent();
vtkIdType xdim = exExt[1] - exExt[0] + 1;
vtkIdType ydim = exExt[3] - exExt[2] + 1;
double *values = self->GetValues();
int numContours = self->GetNumberOfContours();
T *inPtrX, *inPtrY, *inPtrZ;
T *s0, *s1, *s2, *s3;
int xMin, xMax, yMin, yMax, zMin, zMax;
vtkIdType xInc, yInc, zInc;
double *origin = data->GetOrigin();
double *spacing = data->GetSpacing();
vtkIdType *isect1Ptr, *isect2Ptr;
double y, z, t;
int i, j, k;
vtkIdType zstep, yisectstep;
vtkIdType offsets[12];
int ComputeNormals = self->GetComputeNormals();
int ComputeGradients = self->GetComputeGradients();
int ComputeScalars = self->GetComputeScalars();
int NeedGradients = ComputeGradients || ComputeNormals;
double n[3], n0[3], n1[3];
vtkIdType jj, g0;
int *tablePtr;
vtkIdType idx;
int vidx;
double x[3], xz[3];
vtkIdType v0, v1, v2, v3;
vtkIdType ptIds[3];
double value;
// We need to know the edgePointId's for interpolating attributes.
vtkIdType edgePtId, inCellId, outCellId;
vtkPointData *inPD = data->GetPointData();
vtkCellData *inCD = data->GetCellData();
vtkPointData *outPD = output->GetPointData();
vtkCellData *outCD = output->GetCellData();
// Use to be arguments
vtkFloatArray *newScalars = NULL;
vtkFloatArray *newNormals = NULL;
vtkFloatArray *newGradients = NULL;
vtkPoints *newPts;
vtkCellArray *newPolys;
ptr += self->GetArrayComponent();
vtkPolygonBuilder polyBuilder;
vtkSmartPointer<vtkIdListCollection> polys =
vtkSmartPointer<vtkIdListCollection>::New();
if (ComputeScalars)
{
newScalars = vtkFloatArray::New();
}
if (ComputeNormals)
{
newNormals = vtkFloatArray::New();
}
if (ComputeGradients)
{
newGradients = vtkFloatArray::New();
}
vtkSynchronizedTemplates3DInitializeOutput(exExt,
data, output,
newScalars, newNormals,
newGradients, inScalars);
newPts = output->GetPoints();
newPolys = output->GetPolys();
// this is an exploded execute extent.
xMin = exExt[0];
xMax = exExt[1];
yMin = exExt[2];
yMax = exExt[3];
zMin = exExt[4];
zMax = exExt[5];
// increments to move through scalars. Compute these ourself because
// we may be contouring an array other than scalars.
xInc = inScalars->GetNumberOfComponents();
yInc = xInc*(inExt[1]-inExt[0]+1);
zInc = yInc*(inExt[3]-inExt[2]+1);
// Kens increments, probably to do with edge array
zstep = xdim*ydim;
yisectstep = xdim*3;
// compute offsets probably how to get to the edges in the edge array.
offsets[0] = -xdim*3;
offsets[1] = -xdim*3 + 1;
offsets[2] = -xdim*3 + 2;
offsets[3] = -xdim*3 + 4;
offsets[4] = -xdim*3 + 5;
offsets[5] = 0;
offsets[6] = 2;
offsets[7] = 5;
offsets[8] = (zstep - xdim)*3;
offsets[9] = (zstep - xdim)*3 + 1;
offsets[10] = (zstep - xdim)*3 + 4;
offsets[11] = zstep*3;
// allocate storage array
vtkIdType *isect1 = new vtkIdType [xdim*ydim*3*2];
// set impossible edges to -1
for (i = 0; i < ydim; i++)
{
isect1[(i+1)*xdim*3-3] = -1;
isect1[(i+1)*xdim*3*2-3] = -1;
}
for (i = 0; i < xdim; i++)
{
isect1[((ydim-1)*xdim + i)*3 + 1] = -1;
isect1[((ydim-1)*xdim + i)*3*2 + 1] = -1;
}
// for each contour
for (vidx = 0; vidx < numContours; vidx++)
{
value = values[vidx];
inPtrZ = ptr;
//==================================================================
for (k = zMin; k <= zMax; k++)
{
self->UpdateProgress((double)vidx/numContours +
(k-zMin)/((zMax - zMin+1.0)*numContours));
z = origin[2] + spacing[2]*k;
x[2] = z;
// swap the buffers
if (k%2)
{
offsets[8] = (zstep - xdim)*3;
offsets[9] = (zstep - xdim)*3 + 1;
offsets[10] = (zstep - xdim)*3 + 4;
offsets[11] = zstep*3;
isect1Ptr = isect1;
isect2Ptr = isect1 + xdim*ydim*3;
}
else
{
offsets[8] = (-zstep - xdim)*3;
offsets[9] = (-zstep - xdim)*3 + 1;
offsets[10] = (-zstep - xdim)*3 + 4;
offsets[11] = -zstep*3;
isect1Ptr = isect1 + xdim*ydim*3;
isect2Ptr = isect1;
}
inPtrY = inPtrZ;
for (j = yMin; j <= yMax; j++)
{
// Should not impact performance here/
edgePtId = (xMin-inExt[0])*xInc + (j-inExt[2])*yInc + (k-inExt[4])*zInc;
// Increments are different for cells. Since the cells are not
// contoured until the second row of templates, subtract 1 from
// i,j,and k. Note: first cube is formed when i=0, j=1, and k=1.
inCellId =
(xMin-inExt[0]) + (inExt[1]-inExt[0])*
( (j-inExt[2]-1) + (k-inExt[4]-1)*(inExt[3]-inExt[2]) );
y = origin[1] + j*spacing[1];
xz[1] = y;
s1 = inPtrY;
v1 = (*s1 < value ? 0 : 1);
inPtrX = inPtrY;
for (i = xMin; i <= xMax; i++)
{
s0 = s1;
v0 = v1;
// this flag keeps up from computing gradient for grid point 0 twice.
g0 = 0;
*isect2Ptr = -1;
*(isect2Ptr + 1) = -1;
*(isect2Ptr + 2) = -1;
if (i < xMax)
{
s1 = (inPtrX + xInc);
v1 = (*s1 < value ? 0 : 1);
if (v0 ^ v1)
{
// watch for degenerate points
if (*s0 == value)
{
if (i > xMin && *(isect2Ptr-3) > -1)
{
*isect2Ptr = *(isect2Ptr-3);
}
else if (j > yMin && *(isect2Ptr - yisectstep + 1) > -1)
{
*isect2Ptr = *(isect2Ptr - yisectstep + 1);
}
else if (k > zMin && *(isect1Ptr+2) > -1)
{
*isect2Ptr = *(isect1Ptr+2);
}
}
else if (*s1 == value)
{
if (j > yMin && *(isect2Ptr - yisectstep +4) > -1)
{
*isect2Ptr = *(isect2Ptr - yisectstep + 4);
}
else if (k > zMin && i < xMax && *(isect1Ptr + 5) > -1)
{
*isect2Ptr = *(isect1Ptr + 5);
}
}
// if the edge has not been set yet then it is a new point
if (*isect2Ptr == -1)
{
t = (value - (double)(*s0)) / ((double)(*s1) - (double)(*s0));
x[0] = origin[0] + spacing[0]*(i+t);
x[1] = y;
*isect2Ptr = newPts->InsertNextPoint(x);
VTK_CSP3PA(i+1,j,k,s1);
outPD->InterpolateEdge(inPD, *isect2Ptr, edgePtId, edgePtId+1, t);
}
}
}
if (j < yMax)
{
s2 = (inPtrX + yInc);
v2 = (*s2 < value ? 0 : 1);
if (v0 ^ v2)
{
if (*s0 == value)
{
if (*isect2Ptr > -1)
{
*(isect2Ptr + 1) = *isect2Ptr;
}
else if (i > xMin && *(isect2Ptr-3) > -1)
{
*(isect2Ptr + 1) = *(isect2Ptr-3);
}
else if (j > yMin && *(isect2Ptr - yisectstep + 1) > -1)
{
*(isect2Ptr + 1) = *(isect2Ptr - yisectstep + 1);
}
else if (k > zMin && *(isect1Ptr+2) > -1)
{
*(isect2Ptr + 1) = *(isect1Ptr+2);
}
}
else if (*s2 == value && k > zMin && *(isect1Ptr + yisectstep + 2) > -1)
{
*(isect2Ptr+1) = *(isect1Ptr + yisectstep + 2);
}
// if the edge has not been set yet then it is a new point
if (*(isect2Ptr + 1) == -1)
{
t = (value - (double)(*s0)) / ((double)(*s2) - (double)(*s0));
x[0] = origin[0] + spacing[0]*i;
x[1] = y + spacing[1]*t;
*(isect2Ptr + 1) = newPts->InsertNextPoint(x);
VTK_CSP3PA(i,j+1,k,s2);
outPD->InterpolateEdge(inPD, *(isect2Ptr+1), edgePtId, edgePtId+yInc, t);
}
}
}
if (k < zMax)
{
s3 = (inPtrX + zInc);
v3 = (*s3 < value ? 0 : 1);
if (v0 ^ v3)
{
if (*s0 == value)
{
if (*isect2Ptr > -1)
{
*(isect2Ptr + 2) = *isect2Ptr;
}
else if (*(isect2Ptr+1) > -1)
{
*(isect2Ptr + 2) = *(isect2Ptr+1);
}
else if (i > xMin && *(isect2Ptr-3) > -1)
{
*(isect2Ptr + 2) = *(isect2Ptr-3);
}
else if (j > yMin && *(isect2Ptr - yisectstep + 1) > -1)
{
*(isect2Ptr + 2) = *(isect2Ptr - yisectstep + 1);
}
else if (k > zMin && *(isect1Ptr+2) > -1)
{
*(isect2Ptr + 2) = *(isect1Ptr+2);
}
}
if (*(isect2Ptr + 2) == -1)
{
t = (value - (double)(*s0)) / ((double)(*s3) - (double)(*s0));
xz[0] = origin[0] + spacing[0]*i;
xz[2] = z + spacing[2]*t;
*(isect2Ptr + 2) = newPts->InsertNextPoint(xz);
VTK_CSP3PA(i,j,k+1,s3);
outPD->InterpolateEdge(inPD, *(isect2Ptr+2), edgePtId, edgePtId+zInc, t);
}
}
}
// To keep track of ids for interpolating attributes.
++edgePtId;
// now add any polys that need to be added
// basically look at the isect values,
// form an index and lookup the polys
if (j > yMin && i < xMax && k > zMin)
{
idx = (v0 ? 4096 : 0);
idx = idx + (*(isect1Ptr - yisectstep) > -1 ? 2048 : 0);
idx = idx + (*(isect1Ptr -yisectstep +1) > -1 ? 1024 : 0);
idx = idx + (*(isect1Ptr -yisectstep +2) > -1 ? 512 : 0);
idx = idx + (*(isect1Ptr -yisectstep +4) > -1 ? 256 : 0);
idx = idx + (*(isect1Ptr -yisectstep +5) > -1 ? 128 : 0);
idx = idx + (*(isect1Ptr) > -1 ? 64 : 0);
idx = idx + (*(isect1Ptr + 2) > -1 ? 32 : 0);
idx = idx + (*(isect1Ptr + 5) > -1 ? 16 : 0);
idx = idx + (*(isect2Ptr -yisectstep) > -1 ? 8 : 0);
idx = idx + (*(isect2Ptr -yisectstep +1) > -1 ? 4 : 0);
idx = idx + (*(isect2Ptr -yisectstep +4) > -1 ? 2 : 0);
idx = idx + (*(isect2Ptr) > -1 ? 1 : 0);
tablePtr = VTK_SYNCHRONIZED_TEMPLATES_3D_TABLE_2
+ VTK_SYNCHRONIZED_TEMPLATES_3D_TABLE_1[idx];
if (!outputTriangles)
{
polyBuilder.Reset();
}
while (*tablePtr != -1)
{
ptIds[0] = *(isect1Ptr + offsets[*tablePtr]);
tablePtr++;
ptIds[1] = *(isect1Ptr + offsets[*tablePtr]);
tablePtr++;
ptIds[2] = *(isect1Ptr + offsets[*tablePtr]);
tablePtr++;
if (ptIds[0] != ptIds[1] &&
ptIds[0] != ptIds[2] &&
ptIds[1] != ptIds[2])
{
if(outputTriangles)
{
outCellId = newPolys->InsertNextCell(3,ptIds);
outCD->CopyData(inCD, inCellId, outCellId);
}
else
{
polyBuilder.InsertTriangle(ptIds);
}
}
}
if(!outputTriangles)
{
polyBuilder.GetPolygons(polys);
int nPolys = polys->GetNumberOfItems();
for (int polyId = 0; polyId < nPolys; ++polyId)
{
vtkIdList* poly = polys->GetItem(polyId);
if(poly->GetNumberOfIds()!=0)
{
outCellId = newPolys->InsertNextCell(poly);
outCD->CopyData(inCD, inCellId, outCellId);
}
poly->Delete();
}
polys->RemoveAllItems();
}
}
inPtrX += xInc;
isect2Ptr += 3;
isect1Ptr += 3;
// To keep track of ids for copying cell attributes..
++inCellId;
}
inPtrY += yInc;
}
inPtrZ += zInc;
}
}
delete [] isect1;
if (newScalars)
{
// Lets set the name of the scalars here.
if (inScalars)
{
newScalars->SetName(inScalars->GetName());
}
idx = output->GetPointData()->AddArray(newScalars);
output->GetPointData()->SetActiveAttribute(idx, vtkDataSetAttributes::SCALARS);
newScalars->Delete();
newScalars = NULL;
}
if (newGradients)
{
idx = output->GetPointData()->AddArray(newGradients);
output->GetPointData()->SetActiveAttribute(idx, vtkDataSetAttributes::VECTORS);
newGradients->Delete();
newGradients = NULL;
}
if (newNormals)
{
output->GetPointData()->SetNormals(newNormals);
newNormals->Delete();
newNormals = NULL;
}
}
//----------------------------------------------------------------------------
void vtkSynchronizedTemplates3D::SetInputMemoryLimit(
unsigned long vtkNotUsed(limit) )
{
vtkErrorMacro( << "This filter no longer supports a memory limit." );
vtkErrorMacro( << "This filter no longer initiates streaming." );
vtkErrorMacro( << "Please use a vtkPolyDataStreamer after this filter to achieve similar functionality." );
}
//----------------------------------------------------------------------------
unsigned long vtkSynchronizedTemplates3D::GetInputMemoryLimit()
{
vtkErrorMacro( << "This filter no longer supports a memory limit." );
vtkErrorMacro( << "This filter no longer initiates streaming." );
vtkErrorMacro( << "Please use a vtkPolyDataStreamer after this filter to achieve similar functionality." );
return 0;
}
//----------------------------------------------------------------------------
//
// Contouring filter specialized for images (or slices from images)
//
void vtkSynchronizedTemplates3D::ThreadedExecute(vtkImageData *data,
vtkInformation* inInfo,
vtkInformation *outInfo,
vtkDataArray *inScalars)
{
void *ptr;
vtkPolyData *output;
vtkDebugMacro(<< "Executing 3D structured contour");
output = vtkPolyData::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));
int* inExt = data->GetExtent();
int exExt[6];
inInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_EXTENT(), exExt);
for (int i=0; i<3; i++)
{
if (inExt[2*i] > exExt[2*i])
{
exExt[2*i] = inExt[2*i];
}
if (inExt[2*i+1] < exExt[2*i+1])
{
exExt[2*i+1] = inExt[2*i+1];
}
}
if ( exExt[0] >= exExt[1] || exExt[2] >= exExt[3] || exExt[4] >= exExt[5] )
{
vtkDebugMacro(<<"3D structured contours requires 3D data");
return;
}
//
// Check data type and execute appropriate function
//
if (inScalars == NULL)
{
vtkDebugMacro("No scalars for contouring.");
return;
}
int numComps = inScalars->GetNumberOfComponents();
if (this->ArrayComponent >= numComps)
{
vtkErrorMacro("Scalars have " << numComps << " components. "
"ArrayComponent must be smaller than " << numComps);
return;
}
ptr = data->GetArrayPointerForExtent(inScalars, exExt);
switch (inScalars->GetDataType())
{
vtkTemplateMacro(
ContourImage(this, exExt, data, output,
(VTK_TT *)ptr, inScalars, this->GenerateTriangles!=0));
}
}
//----------------------------------------------------------------------------
int vtkSynchronizedTemplates3D::RequestData(
vtkInformation *request,
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
// get the info objects
vtkInformation *inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation *outInfo = outputVector->GetInformationObject(0);
// get the input and output
vtkImageData *input = vtkImageData::SafeDownCast(
inInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkPolyData *output = vtkPolyData::SafeDownCast(
outInfo->Get(vtkDataObject::DATA_OBJECT()));
// to be safe recompute the
this->RequestUpdateExtent(request,inputVector,outputVector);
vtkDataArray *inScalars = this->GetInputArrayToProcess(0,inputVector);
// Just call the threaded execute directly.
this->ThreadedExecute(input, inInfo, outInfo, inScalars);
output->Squeeze();
return 1;
}
//----------------------------------------------------------------------------
int vtkSynchronizedTemplates3D::RequestUpdateExtent(
vtkInformation *vtkNotUsed(request),
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
// These require extra ghost levels
if (this->ComputeGradients || this->ComputeNormals)
{
vtkInformation *inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation *outInfo = outputVector->GetInformationObject(0);
int ghostLevels;
ghostLevels =
outInfo->Get(
vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS());
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS(),
ghostLevels + 1);
}
return 1;
}
//----------------------------------------------------------------------------
int vtkSynchronizedTemplates3D::FillInputPortInformation(int, vtkInformation *info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkImageData");
return 1;
}
//----------------------------------------------------------------------------
void vtkSynchronizedTemplates3D::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
this->ContourValues->PrintSelf(os,indent.GetNextIndent());
os << indent << "Compute Normals: " << (this->ComputeNormals ? "On\n" : "Off\n");
os << indent << "Compute Gradients: " << (this->ComputeGradients ? "On\n" : "Off\n");
os << indent << "Compute Scalars: " << (this->ComputeScalars ? "On\n" : "Off\n");
os << indent << "ArrayComponent: " << this->ArrayComponent << endl;
}
// template table.
int VTK_SYNCHRONIZED_TEMPLATES_3D_TABLE_1[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 592,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1312, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 585, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 260, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 948, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 935, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 250, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 620, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 16, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 530, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1263, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 988, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 288, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 201, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 874, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 106, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 746, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1119, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
404, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 414, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1126, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 736, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 99, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 786, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
134, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 355, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1064,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 1172, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 448, 0, 0, 0, 0, 0, 0, 0,
0, 0, 62, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 687, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1211, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
484, 0, 0, 0, 0, 0, 0, 0, 0, 0,
44, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 660,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 822, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 161, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 328, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1028, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 441, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1162, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 700, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 72, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
124, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 773,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1080,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 368, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1018,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 315, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 174, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 838, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,