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vtkOpenGLGlyph3DMapper.cxx
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vtkOpenGLGlyph3DMapper.cxx
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkOpenGLGlyph3DMapper.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 "vtkOpenGLGlyph3DMapper.h"
#include "vtkActor.h"
#include "vtkBitArray.h"
#include "vtkCompositeDataDisplayAttributes.h"
#include "vtkCompositeDataIterator.h"
#include "vtkCompositeDataSet.h"
#include "vtkDataObjectTree.h"
#include "vtkDataObjectTreeIterator.h"
#include "vtkHardwareSelector.h"
#include "vtkMath.h"
#include "vtkObjectFactory.h"
#include "vtkOpenGLGlyph3DHelper.h"
#include "vtkProperty.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkTransform.h"
#include "vtkOpenGLError.h"
#include "vtkSmartPointer.h"
#include <map>
namespace {
int getNumberOfChildren(vtkDataObjectTree *tree)
{
int result = 0;
if (tree)
{
vtkDataObjectTreeIterator *it = tree->NewTreeIterator();
it->SetTraverseSubTree(false);
it->SetVisitOnlyLeaves(false);
for (it->InitTraversal(); !it->IsDoneWithTraversal(); it->GoToNextItem())
{
++result;
}
it->Delete();
}
return result;
}
vtkDataObject* getChildDataObject(vtkDataObjectTree *tree, int child)
{
vtkDataObject *result = nullptr;
if (tree)
{
vtkDataObjectTreeIterator *it = tree->NewTreeIterator();
it->SetTraverseSubTree(false);
it->SetVisitOnlyLeaves(false);
it->InitTraversal();
for (int i = 0; i < child; ++i)
{
it->GoToNextItem();
}
result = it->GetCurrentDataObject();
it->Delete();
}
return result;
}
}
class vtkOpenGLGlyph3DMappervtkColorMapper : public vtkMapper
{
public:
vtkTypeMacro(vtkOpenGLGlyph3DMappervtkColorMapper, vtkMapper);
static vtkOpenGLGlyph3DMappervtkColorMapper* New();
void Render(vtkRenderer *, vtkActor *) override {}
vtkUnsignedCharArray* GetColors() { return this->Colors; }
};
vtkStandardNewMacro(vtkOpenGLGlyph3DMappervtkColorMapper)
class vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry
{
public:
std::vector<vtkIdType> PickIds;
std::vector<unsigned char> Colors;
std::vector<float> Matrices; // transposed
std::vector<float> NormalMatrices; // transposed
vtkTimeStamp BuildTime;
// May be polydata or composite dataset:
vtkDataObject *DataObject;
// maps composite dataset flat index to polydatamapper. Key = -1 for polydata
// DataObject.
typedef std::map<int, vtkOpenGLGlyph3DHelper*> MapperMap;
MapperMap Mappers;
int NumberOfPoints;
vtkOpenGLGlyph3DMapperEntry()
{
this->NumberOfPoints = 0;
this->DataObject = nullptr;
};
~vtkOpenGLGlyph3DMapperEntry()
{
this->ClearMappers();
if (this->DataObject)
{
this->DataObject->Delete();
}
};
void ClearMappers()
{
for (MapperMap::iterator it = this->Mappers.begin();
it != this->Mappers.end(); ++it)
{
it->second->Delete();
}
this->Mappers.clear();
}
};
class vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray
{
public:
std::map<size_t, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *> Entries;
vtkTimeStamp BuildTime;
vtkOpenGLGlyph3DMapperSubArray()
{
};
~vtkOpenGLGlyph3DMapperSubArray()
{
this->ClearEntries();
};
void ClearEntries()
{
std::map<size_t, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *>::iterator miter = this->Entries.begin();
for (;miter != this->Entries.end(); ++miter)
{
delete miter->second;
}
this->Entries.clear();
}
};
class vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperArray
{
public:
std::map<const vtkDataSet *, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *> Entries;
~vtkOpenGLGlyph3DMapperArray()
{
std::map<const vtkDataSet *, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *>::iterator miter = this->Entries.begin();
for (;miter != this->Entries.end(); ++miter)
{
delete miter->second;
}
this->Entries.clear();
};
};
vtkStandardNewMacro(vtkOpenGLGlyph3DMapper)
// ---------------------------------------------------------------------------
// Construct object with scaling on, scaling mode is by scalar value,
// scale factor = 1.0, the range is (0,1), orient geometry is on, and
// orientation is by vector. Clamping and indexing are turned off. No
// initial sources are defined.
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapper()
{
this->GlyphValues = new vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperArray();
this->ColorMapper = vtkOpenGLGlyph3DMappervtkColorMapper::New();
}
// ---------------------------------------------------------------------------
vtkOpenGLGlyph3DMapper::~vtkOpenGLGlyph3DMapper()
{
this->ColorMapper->Delete();
delete this->GlyphValues;
this->GlyphValues = nullptr;
}
// ---------------------------------------------------------------------------
// Description:
// Send mapper ivars to sub-mapper.
// \pre mapper_exists: mapper!=0
void vtkOpenGLGlyph3DMapper::CopyInformationToSubMapper(
vtkOpenGLGlyph3DHelper *mapper)
{
assert("pre: mapper_exists" && mapper!=nullptr);
mapper->SetStatic(this->Static);
mapper->ScalarVisibilityOff();
// not used
mapper->SetClippingPlanes(this->ClippingPlanes);
mapper->SetResolveCoincidentTopology(this->GetResolveCoincidentTopology());
mapper->SetResolveCoincidentTopologyZShift(
this->GetResolveCoincidentTopologyZShift());
// ResolveCoincidentTopologyPolygonOffsetParameters is static
mapper->SetResolveCoincidentTopologyPolygonOffsetFaces(
this->GetResolveCoincidentTopologyPolygonOffsetFaces());
}
void vtkOpenGLGlyph3DMapper::SetupColorMapper()
{
this->ColorMapper->ShallowCopy(this);
}
// ---------------------------------------------------------------------------
// Description:
// Method initiates the mapping process. Generally sent by the actor
// as each frame is rendered.
void vtkOpenGLGlyph3DMapper::Render(vtkRenderer *ren, vtkActor *actor)
{
vtkOpenGLClearErrorMacro();
this->SetupColorMapper();
vtkHardwareSelector* selector = ren->GetSelector();
if (selector)
{
selector->BeginRenderProp();
}
vtkDataObject* inputDO = this->GetInputDataObject(0, 0);
// Check input for consistency
//
// Create a default source, if no source is specified.
if (!this->UseSourceTableTree && this->GetSource(0) == nullptr)
{
vtkPolyData *defaultSource = vtkPolyData::New();
defaultSource->Allocate();
vtkPoints *defaultPoints = vtkPoints::New();
defaultPoints->Allocate(6);
defaultPoints->InsertNextPoint(0., 0., 0.);
defaultPoints->InsertNextPoint(1., 0., 0.);
vtkIdType defaultPointIds[2];
defaultPointIds[0] = 0;
defaultPointIds[1] = 1;
defaultSource->SetPoints(defaultPoints);
defaultSource->InsertNextCell(VTK_LINE, 2, defaultPointIds);
this->SetSourceData(defaultSource);
defaultSource->Delete();
defaultSource = nullptr;
defaultPoints->Delete();
defaultPoints = nullptr;
}
// Check that source configuration is sane:
vtkDataObjectTree *sourceTableTree = this->GetSourceTableTree();
int numSourceDataSets = this->GetNumberOfInputConnections(1);
if (this->UseSourceTableTree)
{
if (numSourceDataSets > 1)
{
vtkErrorMacro("UseSourceTableTree is true, but multiple source datasets "
"are set.");
return;
}
if (!sourceTableTree)
{
vtkErrorMacro("UseSourceTableTree is true, but the source dataset is "
"not a vtkDataObjectTree.");
return;
}
vtkDataObjectTreeIterator *it = sourceTableTree->NewTreeIterator();
it->SetTraverseSubTree(false);
it->SetVisitOnlyLeaves(false);
for (it->InitTraversal(); !it->IsDoneWithTraversal(); it->GoToNextItem())
{
vtkDataObject *node = it->GetCurrentDataObject();
if (!node->IsA("vtkPolyData") && !node->IsA("vtkCompositeDataSet"))
{
vtkErrorMacro("The source table tree must only contain vtkPolyData "
"or vtkCompositeDataSet children, but found a "
<< node->GetClassName() << ".");
it->Delete();
return;
}
}
it->Delete();
}
else
{
for (int i = 0; i < numSourceDataSets; ++i)
{
if (!this->GetSource(i))
{
vtkErrorMacro("Source input at index " << i << " not set, or not "
"vtkPolyData.");
return;
}
}
}
// Render the input dataset or every dataset in the input composite dataset.
this->BlockMTime = this->BlockAttributes ? this->BlockAttributes->GetMTime() : 0;
vtkDataSet* ds = vtkDataSet::SafeDownCast(inputDO);
vtkCompositeDataSet* cd = vtkCompositeDataSet::SafeDownCast(inputDO);
if (ds)
{
this->Render(ren, actor, ds);
}
else if (cd)
{
vtkNew<vtkActor> blockAct;
vtkNew<vtkProperty> blockProp;
blockAct->ShallowCopy(actor);
blockProp->DeepCopy(blockAct->GetProperty());
blockAct->SetProperty(blockProp.GetPointer());
double origColor[4];
blockProp->GetColor(origColor);
vtkCompositeDataIterator* iter = cd->NewIterator();
for (iter->InitTraversal(); !iter->IsDoneWithTraversal();
iter->GoToNextItem())
{
auto curIndex = iter->GetCurrentFlatIndex();
auto currentObj = iter->GetCurrentDataObject();
// Skip invisible blocks and unpickable ones when performing selection:
bool blockVis =
(this->BlockAttributes && this->BlockAttributes->HasBlockVisibility(currentObj)) ?
this->BlockAttributes->GetBlockVisibility(currentObj) : true;
bool blockPick =
(this->BlockAttributes && this->BlockAttributes->HasBlockPickability(currentObj)) ?
this->BlockAttributes->GetBlockPickability(currentObj) : true;
if (!blockVis || (selector && !blockPick))
{
continue;
}
ds = vtkDataSet::SafeDownCast(iter->GetCurrentDataObject());
if (ds)
{
if (selector)
{
selector->RenderCompositeIndex(curIndex);
}
else if (this->BlockAttributes && this->BlockAttributes->HasBlockColor(currentObj))
{
double color[3];
this->BlockAttributes->GetBlockColor(currentObj, color);
blockProp->SetColor(color);
}
else
{
blockProp->SetColor(origColor);
}
this->Render(ren, blockAct.GetPointer(), ds);
}
}
iter->Delete();
}
if (selector)
{
selector->EndRenderProp();
}
vtkOpenGLCheckErrorMacro("Failed after Render");
this->UpdateProgress(1.0);
}
// ---------------------------------------------------------------------------
void vtkOpenGLGlyph3DMapper::Render(
vtkRenderer* ren, vtkActor* actor, vtkDataSet* dataset)
{
vtkIdType numPts = dataset->GetNumberOfPoints();
if (numPts < 1)
{
vtkDebugMacro(<<"No points to glyph!");
return;
}
// make sure we have an entry for this dataset
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *subarray;
bool rebuild = false;
typedef std::map<const vtkDataSet *,vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *>::iterator GVIter;
GVIter found = this->GlyphValues->Entries.find(dataset);
if (found == this->GlyphValues->Entries.end())
{
subarray = new vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray();
this->GlyphValues->Entries.insert(std::make_pair(dataset, subarray));
rebuild = true;
}
else
{
subarray = found->second;
}
// make sure we have a subentry for each source
vtkDataObjectTree *sourceTableTree = this->GetSourceTableTree();
int sTTSize = getNumberOfChildren(sourceTableTree);
int numSourceDataSets = this->GetNumberOfInputConnections(1);
size_t numberOfSources = this->UseSourceTableTree ? sTTSize
: numSourceDataSets;
bool numberOfSourcesChanged = false;
if (numberOfSources != subarray->Entries.size())
{
subarray->ClearEntries();
for (size_t cc = 0; cc < numberOfSources; cc++)
{
subarray->Entries.insert(std::make_pair(cc,
new vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry()));
}
numberOfSourcesChanged = true;
}
// make sure sources are up to date
vtkDataObjectTreeIterator *sTTIter = nullptr;
if (sourceTableTree)
{
sTTIter = sourceTableTree->NewTreeIterator();
sTTIter->SetTraverseSubTree(false);
sTTIter->SetVisitOnlyLeaves(false);
sTTIter->InitTraversal();
}
for (size_t cc = 0; cc < subarray->Entries.size(); cc++)
{
vtkDataObject *s = this->UseSourceTableTree
? sTTIter->GetCurrentDataObject()
: this->GetSource(static_cast<int>(cc));
vtkOpenGLGlyph3DMapperEntry *entry = subarray->Entries[cc];
vtkDataObject *ss = entry->DataObject;
if (ss && !ss->IsA(s->GetClassName()))
{
ss->Delete();
ss = nullptr;
}
if (!ss)
{
ss = s->NewInstance();
entry->DataObject = ss;
}
if (numberOfSourcesChanged || s->GetMTime() > ss->GetMTime())
{
ss->ShallowCopy(s);
entry->ClearMappers();
}
// Create/update the helper mappers:
vtkCompositeDataIterator *cdsIter = nullptr;
if (vtkCompositeDataSet *cds = vtkCompositeDataSet::SafeDownCast(ss))
{
cdsIter = cds->NewIterator();
cdsIter->InitTraversal();
}
for (;;)
{
vtkOpenGLGlyph3DHelper *mapper = nullptr;
int mapperIdx = cdsIter ? cdsIter->GetCurrentFlatIndex() : -1;
vtkOpenGLGlyph3DMapperEntry::MapperMap::iterator mapIter =
entry->Mappers.find(mapperIdx);
if (mapIter == entry->Mappers.end())
{
mapper = vtkOpenGLGlyph3DHelper::New();
entry->Mappers.insert(std::make_pair(mapperIdx, mapper));
}
else
{
mapper = mapIter->second;
}
this->CopyInformationToSubMapper(mapper);
if (cdsIter)
{
cdsIter->GoToNextItem();
}
if (!cdsIter || cdsIter->IsDoneWithTraversal())
{
break;
}
}
if (cdsIter)
{
cdsIter->Delete();
cdsIter = nullptr;
}
if (sTTIter)
{
sTTIter->GoToNextItem();
}
}
if (sTTIter)
{
sTTIter->Delete();
sTTIter = nullptr;
}
// rebuild all entries for this DataSet if it
// has been modified
if (subarray->BuildTime < dataset->GetMTime() ||
subarray->BuildTime < this->GetMTime() ||
subarray->BuildTime < this->BlockMTime)
{
rebuild = true;
}
// get the mask array
vtkBitArray *maskArray = nullptr;
if (this->Masking)
{
maskArray = vtkArrayDownCast<vtkBitArray>(this->GetMaskArray(dataset));
if (maskArray == nullptr)
{
vtkDebugMacro(<<"masking is enabled but there is no mask array. Ignore masking.");
}
else
{
if (maskArray->GetNumberOfComponents() != 1)
{
vtkErrorMacro(" expecting a mask array with one component, getting "
<< maskArray->GetNumberOfComponents() << " components.");
return;
}
}
}
// rebuild all sources for this dataset
if (rebuild)
{
this->RebuildStructures(subarray, numPts, actor, dataset, maskArray);
}
// for each subarray
for (size_t cc = 0; cc < subarray->Entries.size(); cc++)
{
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *entry =
subarray->Entries[cc];
if (entry->NumberOfPoints <= 0)
{
continue;
}
vtkDataObject *dObj = entry->DataObject;
vtkPolyData *pd = vtkPolyData::SafeDownCast(dObj);
vtkCompositeDataSet *cds = pd ? nullptr
: vtkCompositeDataSet::SafeDownCast(dObj);
vtkCompositeDataIterator *cdsIter = nullptr;
if (cds)
{
cdsIter = cds->NewIterator();
cdsIter->InitTraversal();
}
// Either render the polydata, or loop through the composite dataset and
// render each polydata leaf:
for (;;)
{
int mapperIdx = -1;
if (cdsIter)
{
pd = vtkPolyData::SafeDownCast(cdsIter->GetCurrentDataObject());
mapperIdx = cdsIter->GetCurrentFlatIndex();
cdsIter->GoToNextItem();
}
if (pd && pd->GetNumberOfPoints() > 0)
{
vtkOpenGLGlyph3DHelper *gh = entry->Mappers[mapperIdx];
gh->CurrentInput = pd;
gh->GlyphRender(ren, actor, entry->NumberOfPoints,
entry->Colors, entry->Matrices, entry->NormalMatrices,
entry->PickIds, subarray->BuildTime);
}
if (!cdsIter || cdsIter->IsDoneWithTraversal())
{
break;
}
} // end composite glyph iteration
if (cdsIter)
{
cdsIter->Delete();
cdsIter = nullptr;
}
} // end entries
vtkOpenGLCheckErrorMacro("failed after Render");
}
// ---------------------------------------------------------------------------
void vtkOpenGLGlyph3DMapper::RebuildStructures(
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *subarray,
vtkIdType numPts,
vtkActor* actor,
vtkDataSet* dataset,
vtkBitArray *maskArray)
{
double den = this->Range[1] - this->Range[0];
if (den == 0.0)
{
den = 1.0;
}
unsigned char color[4];
{
const double *actorColor = actor->GetProperty()->GetColor();
for (int i = 0; i != 3; ++i)
{
color[i] = static_cast<unsigned char>(actorColor[i] * 255. + 0.5);
}
color[3] =
static_cast<unsigned char>(actor->GetProperty()->GetOpacity()*255. + 0.5);
}
vtkDataArray* orientArray = this->GetOrientationArray(dataset);
if (orientArray !=nullptr && orientArray->GetNumberOfComponents() != 3)
{
vtkErrorMacro(" expecting an orientation array with 3 component, getting "
<< orientArray->GetNumberOfComponents() << " components.");
return;
}
double arrayVals[16];
vtkTransform *trans = vtkTransform::New();
vtkTransform *normalTrans = vtkTransform::New();
vtkDataArray* indexArray = this->GetSourceIndexArray(dataset);
vtkDataArray* scaleArray = this->GetScaleArray(dataset);
vtkDataArray* selectionArray = this->GetSelectionIdArray(dataset);
/// FIXME: Didn't handle the premultiplycolorswithalpha aspect...
this->ColorMapper->SetInputDataObject(dataset);
this->ColorMapper->MapScalars(actor->GetProperty()->GetOpacity());
vtkUnsignedCharArray* colors = ((vtkOpenGLGlyph3DMappervtkColorMapper *)this->ColorMapper)->GetColors();
// bool multiplyWithAlpha =
// (this->ScalarsToColorsPainter->GetPremultiplyColorsWithAlpha(actor) == 1);
// Traverse all Input points, transforming Source points
int numEntries = (int)subarray->Entries.size();
// how many points for each source
int *numPointsPerSource = new int [numEntries];
if (numEntries > 1 && indexArray)
{
for (int i = 0; i < numEntries; i++)
{
numPointsPerSource[i] = 0;
}
// loop over every point
int index = 0;
for (vtkIdType inPtId = 0; inPtId < numPts; inPtId++)
{
if (maskArray && maskArray->GetValue(inPtId) == 0)
{
continue;
}
// Compute index into table of glyphs
if (indexArray)
{
double value = vtkMath::Norm(indexArray->GetTuple(inPtId),
indexArray->GetNumberOfComponents());
index = static_cast<int>((value-this->Range[0])*numEntries/den);
index = vtkMath::ClampValue(index, 0, numEntries-1);
}
numPointsPerSource[index]++;
}
}
else
{
numPointsPerSource[0] = numPts;
}
// for each entry start with a reasonable allocation
for (size_t cc = 0; cc < subarray->Entries.size(); cc++)
{
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *entry =
subarray->Entries[cc];
entry->PickIds.resize(numPointsPerSource[cc]);
entry->Colors.resize(numPointsPerSource[cc]*4);
entry->Matrices.resize(numPointsPerSource[cc]*16);
entry->NormalMatrices.resize(numPointsPerSource[cc]*9);
entry->NumberOfPoints = 0;
entry->BuildTime.Modified();
}
delete [] numPointsPerSource;
// loop over every point and fill structures
int index = 0;
vtkDataObjectTree *sourceTableTree = this->GetSourceTableTree();
for (vtkIdType inPtId = 0; inPtId < numPts; inPtId++)
{
if (!(inPtId % 10000))
{
this->UpdateProgress (static_cast<double>(inPtId)/
static_cast<double>(numPts));
if (this->GetAbortExecute())
{
break;
}
}
if (maskArray && maskArray->GetValue(inPtId) == 0)
{
continue;
}
// Compute index into table of glyphs
if (indexArray)
{
double value = vtkMath::Norm(indexArray->GetTuple(inPtId),
indexArray->GetNumberOfComponents());
index = static_cast<int>((value-this->Range[0])*numEntries/den);
index = vtkMath::ClampValue(index, 0, numEntries-1);
}
// source can be null.
vtkDataObject *source = this->UseSourceTableTree
? getChildDataObject(sourceTableTree, index)
: this->GetSource(index);
// Make sure we're not indexing into empty glyph
if (source)
{
vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *entry =
subarray->Entries[index];
entry->Colors[entry->NumberOfPoints*4] = color[0];
entry->Colors[entry->NumberOfPoints*4+1] = color[1];
entry->Colors[entry->NumberOfPoints*4+2] = color[2];
entry->Colors[entry->NumberOfPoints*4+3] = color[3];
double scalex = 1.0;
double scaley = 1.0;
double scalez = 1.0;
// Get the scalar and vector data
if (scaleArray)
{
double* tuple = scaleArray->GetTuple(inPtId);
switch (this->ScaleMode)
{
case SCALE_BY_MAGNITUDE:
scalex = scaley = scalez = vtkMath::Norm(tuple,
scaleArray->GetNumberOfComponents());
break;
case SCALE_BY_COMPONENTS:
if (scaleArray->GetNumberOfComponents() != 3)
{
vtkErrorMacro("Cannot scale by components since " <<
scaleArray->GetName() << " does not have 3 components.");
}
else
{
scalex = tuple[0];
scaley = tuple[1];
scalez = tuple[2];
}
break;
case NO_DATA_SCALING:
default:
break;
}
// Clamp data scale if enabled
if (this->Clamping && this->ScaleMode != NO_DATA_SCALING)
{
scalex = (scalex < this->Range[0] ? this->Range[0] :
(scalex > this->Range[1] ? this->Range[1] : scalex));
scalex = (scalex - this->Range[0]) / den;
scaley = (scaley < this->Range[0] ? this->Range[0] :
(scaley > this->Range[1] ? this->Range[1] : scaley));
scaley = (scaley - this->Range[0]) / den;
scalez = (scalez < this->Range[0] ? this->Range[0] :
(scalez > this->Range[1] ? this->Range[1] : scalez));
scalez = (scalez - this->Range[0]) / den;
}
}
scalex *= this->ScaleFactor;
scaley *= this->ScaleFactor;
scalez *= this->ScaleFactor;
// Now begin copying/transforming glyph
trans->Identity();
normalTrans->Identity();
// translate Source to Input point
double x[3];
dataset->GetPoint(inPtId, x);
trans->Translate(x[0], x[1], x[2]);
if (orientArray)
{
double orientation[3];
orientArray->GetTuple(inPtId, orientation);
switch (this->OrientationMode)
{
case ROTATION:
trans->RotateZ(orientation[2]);
trans->RotateX(orientation[0]);
trans->RotateY(orientation[1]);
normalTrans->RotateZ(orientation[2]);
normalTrans->RotateX(orientation[0]);
normalTrans->RotateY(orientation[1]);
break;
case DIRECTION:
if (orientation[1] == 0.0 && orientation[2] == 0.0)
{
if (orientation[0] < 0) //just flip x if we need to
{
trans->RotateWXYZ(180.0, 0, 1, 0);
normalTrans->RotateWXYZ(180.0, 0, 1, 0);
}
}
else
{
double vMag = vtkMath::Norm(orientation);
double vNew[3];
vNew[0] = (orientation[0] + vMag) / 2.0;
vNew[1] = orientation[1] / 2.0;
vNew[2] = orientation[2] / 2.0;
trans->RotateWXYZ(180.0, vNew[0], vNew[1], vNew[2]);
normalTrans->RotateWXYZ(180.0, vNew[0], vNew[1], vNew[2]);
}
break;
}
}
// Set pickid
// Use selectionArray value or glyph point ID.
vtkIdType selectionId = inPtId;
if (this->UseSelectionIds)
{
if (selectionArray == nullptr ||
selectionArray->GetNumberOfTuples() == 0)
{
vtkWarningMacro(<<"UseSelectionIds is true, but selection array"
" is invalid. Ignoring selection array.");
}
else
{
selectionId = static_cast<vtkIdType>(
*selectionArray->GetTuple(inPtId));
}
}
entry->PickIds[entry->NumberOfPoints] = selectionId;
if (colors)
{
colors->GetTypedTuple(inPtId, &(entry->Colors[entry->NumberOfPoints*4]));
}
// scale data if appropriate
if (this->Scaling)
{
if (scalex == 0.0)
{
scalex = 1.0e-10;
}
if (scaley == 0.0)
{
scaley = 1.0e-10;
}
if (scalez == 0.0)
{
scalez = 1.0e-10;
}
trans->Scale(scalex, scaley, scalez);
normalTrans->Scale(scalex, scaley, scalez);
}
vtkMatrix4x4::DeepCopy(arrayVals, trans->GetMatrix());
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
entry->Matrices[entry->NumberOfPoints*16+i*4+j] = arrayVals[j*4+i];
}
}
normalTrans->Inverse();
vtkMatrix4x4::DeepCopy(arrayVals, normalTrans->GetMatrix());
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
entry->NormalMatrices[entry->NumberOfPoints*9+i*3+j] = arrayVals[i*4+j];
}
}
entry->NumberOfPoints++;
}
}
subarray->BuildTime.Modified();
trans->Delete();
normalTrans->Delete();
}
// ---------------------------------------------------------------------------
// Description:
// Release any graphics resources that are being consumed by this mapper.
void vtkOpenGLGlyph3DMapper::ReleaseGraphicsResources(vtkWindow *window)
{
if (this->GlyphValues)
{
std::map<const vtkDataSet *, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperSubArray *>::iterator miter = this->GlyphValues->Entries.begin();
for (;miter != this->GlyphValues->Entries.end(); ++miter)
{
std::map<size_t, vtkOpenGLGlyph3DMapper::vtkOpenGLGlyph3DMapperEntry *>::iterator miter2 = miter->second->Entries.begin();
for (;miter2 != miter->second->Entries.end(); ++miter2)
{
vtkOpenGLGlyph3DMapperEntry::MapperMap::iterator miter3 = miter2->second->Mappers.begin();
for (; miter3 != miter2->second->Mappers.end(); ++miter3)
{
miter3->second->ReleaseGraphicsResources(window);
}
}
}
}
}
// ----------------------------------------------------------------------------
void vtkOpenGLGlyph3DMapper::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}