Developer Documentation

MeshComparePlugin.cc
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40 \*===========================================================================*/
41
42
43
44
45
46 #include "MeshComparePlugin.hh"
47
48
49 #include <ObjectTypes/PolyMesh/PolyMesh.hh>
50 #include <ObjectTypes/TriangleMesh/TriangleMesh.hh>
51
52 #include <ACG/Utils/ColorCoder.hh>
53
54 #include <ACG/Scenegraph/MaterialNode.hh>
55 #include <ACG/QtScenegraph/QtTranslationManipulatorNode.hh>
56
57
58 MeshComparePlugin::MeshComparePlugin() :
59 tool_(0),
60 maximalDistance_(-1),
61 maxNormalDeviation_(-1),
62 maxMeanCurvatureDev_(-1),
63 maxGaussCurvatureDev_(-1)
64 #ifdef WITH_QWT
65 ,plot_(0)
66 #endif
67 {
68
69 }
70
71 MeshComparePlugin::~MeshComparePlugin()
72 {
73
74 }
75
76 void MeshComparePlugin::initializePlugin()
77 {
78 if ( OpenFlipper::Options::gui()) {
79 tool_ = new MeshCompareToolbarWidget();
80
81 connect( tool_->compare, SIGNAL(clicked()), this, SLOT(compareButton()) );
82 connect( tool_->clear, SIGNAL(clicked()), this, SLOT(slotClear()) );
83
84 QIcon* toolIcon = new QIcon(OpenFlipper::Options::iconDirStr()+OpenFlipper::Options::dirSeparator()+"MeshCompare.png");
85 emit addToolbox( tr("Mesh Compare") , tool_ , toolIcon);
86
87 connect(tool_->doClamp,SIGNAL(toggled( bool)),this,SLOT(slotClampBox(bool)));
88
89 #ifdef WITH_QWT
90 QVBoxLayout* layout = new QVBoxLayout(tool_->frame);
91
92 plot_ = new QwtFunctionPlot(0);
93 plot_->setMinimumHeight(150);
94
95 layout->addWidget(plot_);
96 #else
97 // Hide the extra frame as QWT is not available, we will not have an histogramm
98 tool_->frame->hide();
99 #endif
100 }
101 }
102
103 void MeshComparePlugin::pluginsInitialized() {
104
105 //===========================================================
106 // Describe scripting slots
107 //===========================================================
108 emit setSlotDescription(tr("compare(int,int)"), tr("Compare two meshes. Use lastMaximalDistance() and lastMaximalNormalDeviation() to get the results."),
109 QStringList(tr("ObjectId,ObjectId")), QStringList(tr("Id of the reference mesh, Id of the comparison mesh")));
110 emit setSlotDescription(tr("lastMaximalDistance()"), tr("Get the maximal distance between the meshes of the last comparison."),
111 QStringList(tr("")), QStringList(tr("")));
112 emit setSlotDescription(tr("lastMaximalNormalDeviation()"), tr("Get the maximal normal deviation in degree between the meshes of the last comparison."),
113 QStringList(tr("")), QStringList(tr("")));
114 emit setSlotDescription(tr("lastMaximalMeanCurvatureDeviation()"), tr("Get the maximal mean curvature deviation between the meshes of the last comparison."),
115 QStringList(tr("")), QStringList(tr("")));
116 emit setSlotDescription(tr("lastMaximalGaussCurvatureDeviation()"), tr("Get the maximal gauss curvature deviation between the meshes of the last comparison."),
117 QStringList(tr("")), QStringList(tr("")));
118
119 //===========================================================
120 // Check mean curvature plugin and disable the box in gui mode
121 //===========================================================
122 bool meanCurvature = false;
123 emit pluginExists( "meancurvature" , meanCurvature );
124
125 if ( OpenFlipper::Options::gui() && !meanCurvature )
126 tool_->meanCurvature->setEnabled(false);
127
128 //===========================================================
129 // Check gauss curvature plugin and disable the box in gui mode
130 //===========================================================
131 bool gaussCurvature = false;
132 emit pluginExists( "gausscurvature" , gaussCurvature );
133
134 if ( OpenFlipper::Options::gui() && !gaussCurvature )
135 tool_->gaussCurvature->setEnabled(false);
136 }
137
138 void MeshComparePlugin::compareButton() {
139
140 // Get source and target objects
141 BaseObjectData* targetObject = 0;
142 for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
143
144 if ( o_it->dataType(DATA_TRIANGLE_MESH) || o_it->dataType(DATA_POLY_MESH) ) {
145
146 // If we found a second target, something is wrong!
147 if ( targetObject != 0 ) {
148 emit log(LOGERR,tr("Please select one source and one target mesh to compare! Source will be the reference mesh."));
149 return;
150 }
151
152 targetObject = (*o_it);
153 }
154 }
155
156 BaseObjectData* sourceObject = 0;
157 for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
158
159 if ( o_it->dataType(DATA_TRIANGLE_MESH) || o_it->dataType(DATA_POLY_MESH) ) {
160
161 // If we found a second target, something is wrong!
162 if ( sourceObject != 0 ) {
163 emit log(LOGERR,tr("Please select one source and one target mesh to compare! Source will be the reference mesh."));
164 return;
165 }
166
167 sourceObject = (*o_it);
168 }
169 }
170
171
172 if ( (targetObject != 0) && (sourceObject != 0) ) {
173 compare(sourceObject->id(),targetObject->id(), tool_->distance->isChecked() ,
174 tool_->normalAngle->isChecked(),
175 tool_->gaussCurvature->isChecked(),
176 tool_->meanCurvature->isChecked() );
177 } else {
178 emit log(LOGERR,tr("Please select one source and one target mesh to compare! Source will be the reference mesh."));
179 }
180
181
182 }
183
184 void MeshComparePlugin::slotObjectUpdated( int _identifier, const UpdateType& _type ) {
185 // Get source and target objects
186 BaseObjectData* object = 0;
187
188 PluginFunctions::getObject(_identifier,object);
189
190 if ( object ) {
191 ACG::SceneGraph::MaterialNode *pMatNode = 0;
192 if ( object->getAdditionalNode(pMatNode,name(), "MeshCompareDistanceMaterial" ) )
193 object->removeAdditionalNode(pMatNode,name(),"MeshCompareDistanceMaterial");
194 }
195
196 }
197
198 void MeshComparePlugin::slotClear() {
199
200 for ( PluginFunctions::ObjectIterator o_it(PluginFunctions::ALL_OBJECTS) ; o_it != PluginFunctions::objectsEnd(); ++o_it) {
201
202 ACG::SceneGraph::MaterialNode *pMatNode = 0;
203 if ( o_it->getAdditionalNode(pMatNode,name(), "MeshCompareDistanceMaterial" ) )
204 o_it->removeAdditionalNode(pMatNode,name(),"MeshCompareDistanceMaterial");
205
206 }
207
208 emit updateView();
209
210 }
211
212 void MeshComparePlugin::slotClampBox(bool _checked) {
213 if ( _checked ) {
214 tool_->minVal->setValue(tool_->minValue->text().toDouble());
215 tool_->maxVal->setValue(tool_->maxValue->text().toDouble());
216 }
217 }
218
219 void MeshComparePlugin::compare(int _sourceId,int _targetId,bool _computeDist, bool _computeNormal, bool _computeGauss , bool _computeMean) {
220
221
222 TriMeshObject* source = PluginFunctions::triMeshObject(_sourceId);
223 TriMeshObject* target = PluginFunctions::triMeshObject(_targetId);
224
225 if ( (target == 0 ) || (source == 0) ) {
226 emit log(LOGERR,tr("Please select one source and one target mesh to compare! Source will be the reference mesh."));
227 emit log(LOGERR,tr("Only triangle meshes are currently supported!"));
228 return;
229 }
230
231 TriMesh* refMesh = PluginFunctions::triMesh(_sourceId);
232 TriMesh* compMesh = PluginFunctions::triMesh(_targetId);
233
234 ACG::SceneGraph::PointNode *pNode = 0;
235
236 // Check if we already attached a PointNode
237 if ( OpenFlipper::Options::gui() ) {
238
239 if ( !target->getAdditionalNode(pNode,name(), "MeshCompareDistance" ) ) {
240
241 ACG::SceneGraph::MaterialNode *pMatNode = 0;
242 pMatNode = new ACG::SceneGraph::MaterialNode(target->manipulatorNode(), "MeshCompare distance visualization material");
243 target->addAdditionalNode(pMatNode, name(), "MeshCompareDistanceMaterial");
244 pMatNode->set_point_size(5);
245 pMatNode->applyProperties(ACG::SceneGraph::MaterialNode::PointSize);
246
247 pNode = new ACG::SceneGraph::PointNode(pMatNode, "MeshCompare distance visualization");
248 pNode->drawMode(ACG::SceneGraph::DrawModes::POINTS_COLORED);
249 target->addAdditionalNode(pNode, name(), "MeshCompareDistance");
250 }
251
252 // Clear but reserve memory for the required vertices
253 pNode->clear();
254 pNode->reserve(refMesh->n_vertices(),refMesh->n_vertices(),refMesh->n_vertices() );
255 }
256
257 // Get a bsp for the target, as we will project the reference mesh onto the target mesh.
258 // It will be build automatically at this point.
259 TriMeshObject::OMTriangleBSP* compBSP = target->requestTriangleBsp();
260
261 // ================================================================
262 // Compute mean curvature on both meshes ( if plugin is available )
263 // ================================================================
264 bool meanCurvature = false;
265 OpenMesh::VPropHandleT< double > meanRef;
266 OpenMesh::VPropHandleT< double > meanComp;
267
268 if ( _computeMean ) {
269 emit pluginExists( "meancurvature" , meanCurvature );
270
271 if ( meanCurvature ) {
272 RPC::callFunction("meancurvature","computeMeanCurvature",_sourceId);
273 RPC::callFunction("meancurvature","computeMeanCurvature",_targetId);
274 }
275
276 if( meanCurvature &&
277 ((!refMesh->get_property_handle( meanRef , "Mean Curvature") ) ||
278 (!compMesh->get_property_handle( meanComp, "Mean Curvature") ))) {
279 meanCurvature = false;
280 }
281 }
282
283 // ================================================================
284 // Compute mean curvature on both meshes ( if plugin is available )
285 // ================================================================
286 bool gaussCurvature = false;
287 OpenMesh::VPropHandleT< double > gaussRef;
288 OpenMesh::VPropHandleT< double > gaussComp;
289
290 if ( _computeGauss ) {
291 emit pluginExists( "gausscurvature" , gaussCurvature );
292
293 if ( gaussCurvature ) {
294 RPC::callFunction("gausscurvature","computeGaussCurvature",_sourceId);
295 RPC::callFunction("gausscurvature","computeGaussCurvature",_targetId);
296 }
297
298 if( gaussCurvature &&
299 ((!refMesh->get_property_handle( gaussRef , "Gaussian Curvature") ) ||
300 (!compMesh->get_property_handle( gaussComp, "Gaussian Curvature") ))) {
301 gaussCurvature = false;
302 }
303 }
304
305
306
307 // ================================================================
308 // Remember the maximal values as output and for specifying color coding range
309 // ================================================================
310 maximalDistance_ = -1.0;
311 maxNormalDeviation_ = -1.0;
312 maxMeanCurvatureDev_ = -1.0;
313 maxGaussCurvatureDev_ = -1.0;
314
315
316 // Remember distances for colorCoding after we know the maximal distance
317 std::vector<double> distances;
318 std::vector<double> normalAngles;
319 std::vector<double> meanCurvatures;
320 std::vector<double> gaussCurvatures;
321
322 for ( TriMesh::VertexIter v_it = refMesh->vertices_begin() ; v_it != refMesh->vertices_end(); ++ v_it) {
323
324 TriMeshObject::OMTriangleBSP::NearestNeighbor nearest = compBSP->nearest(refMesh->point(*v_it));
325 TriMesh::FaceHandle closestFace = nearest.handle;
326
327 // Remember the maximal distance between the meshes
328 if (nearest.dist > maximalDistance_)
329 maximalDistance_ = nearest.dist;
330
331 // Remember distance for color coding
332 distances.push_back(nearest.dist);
333
334 // Get the vertices around that face and their properties
335 TriMesh::CFVIter fv_it = compMesh->cfv_iter(closestFace);
336
337 const TriMesh::Point& p0 = compMesh->point(*fv_it);
338 const TriMesh::Normal n0 = compMesh->normal(*fv_it);
339 const TriMesh::VertexHandle& v0 = *fv_it;
340
341 const TriMesh::Point& p1 = compMesh->point(*(++fv_it));
342 const TriMesh::Normal n1 = compMesh->normal(*fv_it);
343 const TriMesh::VertexHandle& v1 = *fv_it;
344
345 const TriMesh::Point& p2 = compMesh->point(*(++fv_it));
346 const TriMesh::Normal n2 = compMesh->normal(*fv_it);
347 const TriMesh::VertexHandle& v2 = *fv_it;
348
349 // project original point to current mesh
350 TriMesh::Point projectedPoint;
351 ACG::Geometry::distPointTriangle(refMesh->point(*v_it), p0, p1, p2, projectedPoint);
352
353 // Add the position to the point node
354 if (pNode)
355 pNode->add_point(projectedPoint);
356
357 // compute Barycentric coordinates
358 ACG::Geometry::baryCoord(projectedPoint, p0, p1, p2, projectedPoint);
359
360 if ( _computeNormal) {
361 // interpolate normal on the compare mesh at the projected point via barycentric coordinates.
362 TriMesh::Normal normal;
363 normal = n0 * projectedPoint[0];
364 normal += n1 * projectedPoint[1];
365 normal += n2 * projectedPoint[2];
366 normal.normalize();
367
368 // Compute normal deviation in degrees
369 double normalDeviation = (refMesh->normal(*v_it) | normal);
370
371 if (normalDeviation < -1.0)
372 normalDeviation = -1.0;
373 else if (normalDeviation > 1.0)
374 normalDeviation = 1.0;
375
376 normalDeviation = 180.0 / M_PI * acos(normalDeviation);
377
378 // Remember normal deviation for color coding
379 normalAngles.push_back(normalDeviation);
380
381 if (normalDeviation > maxNormalDeviation_)
382 maxNormalDeviation_ = normalDeviation;
383 }
384
385 if (meanCurvature) {
386
387 TriMesh::Scalar curvature = compMesh->property(meanComp, v0) * projectedPoint[0] +
388 compMesh->property(meanComp, v1) * projectedPoint[1] +
389 compMesh->property(meanComp, v2) * projectedPoint[2];
390
391 const double curvatureDev = fabs(refMesh->property(meanRef, *v_it) - curvature);
392
393 meanCurvatures.push_back(curvatureDev);
394
395 if (curvatureDev > maxMeanCurvatureDev_)
396 maxMeanCurvatureDev_ = curvatureDev;
397 }
398
399 if (gaussCurvature) {
400
401 TriMesh::Scalar curvature = compMesh->property(gaussComp, v0) * projectedPoint[0] +
402 compMesh->property(gaussComp, v1) * projectedPoint[1] +
403 compMesh->property(gaussComp, v2) * projectedPoint[2];
404
405 const double curvatureDev = fabs(refMesh->property(gaussRef, *v_it) - curvature);
406
407 gaussCurvatures.push_back(curvatureDev);
408
409 if (curvatureDev > maxGaussCurvatureDev_)
410 maxGaussCurvatureDev_ = curvatureDev;
411 }
412
413 }
414
415 // Generate the colors
416 if ( pNode ) {
417
418 tool_->minValue->setText( QString::number(0.0) );
419
420 if ( tool_->distance->isChecked() ) {
421 visualizeData(distances,maximalDistance_,pNode);
422 } else if ( tool_->normalAngle->isChecked() ) {
423 visualizeData(normalAngles,maxNormalDeviation_,pNode);
424 } else if ( tool_->meanCurvature->isChecked() ) {
425 visualizeData(meanCurvatures,maxMeanCurvatureDev_,pNode);
426 } else if ( tool_->gaussCurvature->isChecked() ) {
427 visualizeData(gaussCurvatures,maxGaussCurvatureDev_,pNode);
428 }
429
430 emit updateView();
431 }
432
433 }
434
435 void MeshComparePlugin::visualizeData( const std::vector<double>& _data, double _maxValue, ACG::SceneGraph::PointNode* _pnode ) {
436
437 // Set the current real maximal value in the label to show it to the user
438 tool_->maxValue->setText( QString::number(_maxValue) );
439
440 // If the clamping check box is set, we take the values from the spin boxes
441 double min = 0.0;
442 double max = 1.0;
443 if ( tool_->doClamp->isChecked() ) {
444 min = tool_->minVal->value();
445 max = std::min(tool_->maxVal->value(),_maxValue);
446 } else
447 max = _maxValue;
448
449 ACG::ColorCoder cCoder(min,max);
450
451 for ( unsigned int i = 0 ; i < _data.size() ; ++i) {
452 _pnode->add_color(cCoder.color_float4(_data[i]));
453 }
454
455 #ifdef WITH_QWT
456 plot_->setMinMax(min,max);
457 plot_->setFunction( _data );
458 plot_->replot();
459 #endif
460
461 }
462
LOGERR
Definition: LoggingInterface.hh:96
OpenMesh::VPropHandleT
Definition: Property.hh:484
DATA_TRIANGLE_MESH
#define DATA_TRIANGLE_MESH
Definition: TriangleMesh.hh:60
MeshObject::requestTriangleBsp
OMTriangleBSP * requestTriangleBsp()
Definition: MeshObjectT_impl.hh:763
BaseObjectData::getAdditionalNode
bool getAdditionalNode(NodeT *&_node, QString _pluginName, QString _nodeName, int _id=0)
get an addition node from the object
Definition: BaseObjectDataT_impl.hh:84
ACG::SceneGraph::PointNode::add_color
void add_color(const ACG::Vec4f &_c)
add color
Definition: PointNode.hh:129
DATA_POLY_MESH
#define DATA_POLY_MESH
Definition: PolyMesh.hh:59
OpenMesh::PolyMeshT::Normal
Kernel::Normal Normal
Normal type.
Definition: PolyMeshT.hh:114
ACG::SceneGraph::PointNode::reserve
void reserve(unsigned int _np, unsigned int _nn, unsigned int _nc)
reserve mem for _np points and _nn normals
Definition: PointNode.hh:120
ACG::SceneGraph::ACG::SceneGraph::BaseNode::drawMode
DrawModes::DrawMode drawMode() const
Return the own draw modes of this node.
Definition: MeshNode2T_impl.hh:430
RPC::callFunction
QScriptValue callFunction(QString _plugin, QString _functionName, std::vector< QScriptValue > _parameters)
Call a function provided by a plugin getting multiple parameters.
Definition: RPCWrappers.cc:55
OpenMesh::PolyMeshT::Point
Kernel::Point Point
Coordinate type.
Definition: PolyMeshT.hh:112
PluginFunctions::getObject
bool getObject(const int _identifier, BaseObject *&_object)
Get the object which has the given identifier.
Definition: PluginFunctions.cc:296
MeshComparePlugin::slotObjectUpdated
void slotObjectUpdated(int _identifier, const UpdateType &_type)
Called when an object gets updated.
Definition: MeshComparePlugin.cc:184
OpenMesh::TriMesh_ArrayKernelT
Definition: PolyMesh_ArrayKernelT.hh:73
curvature
Definition: Curvature.hh:70
PluginFunctions::triMesh
TriMesh * triMesh(BaseObjectData *_object)
Get a triangle mesh from an object.
Definition: PluginFunctionsTriangleMesh.cc:134
PluginFunctions::SOURCE_OBJECTS
const QStringList SOURCE_OBJECTS("source")
Iterable object range.
PluginFunctions::ALL_OBJECTS
const QStringList ALL_OBJECTS
Iterable object range.
Definition: PluginFunctions.hh:430
MeshComparePlugin::visualizeData
void visualizeData(const std::vector< double > &_data, double _maxValue, ACG::SceneGraph::PointNode *_pnode)
Visualize data.
Definition: MeshComparePlugin.cc:435
BaseObjectData::removeAdditionalNode
bool removeAdditionalNode(NodeT *&_node, QString _pluginName, QString _nodeName, int _id=0)
remove an additional node from the object
Definition: BaseObjectDataT_impl.hh:99
ACG::SceneGraph::MaterialNode
Definition: MaterialNode.hh:338
BaseObject::id
int id() const
Definition: BaseObject.cc:190
MeshComparePlugin::slotClampBox
void slotClampBox(bool _checked)
If the checkbox is changed to be checked, the values in the labels will be written into the spin boxe...
Definition: MeshComparePlugin.cc:212
PluginFunctions::objectsEnd
DLLEXPORT ObjectIterator objectsEnd()
Return Iterator to Object End.
Definition: PluginFunctionsIterator.cc:177
ACG::SceneGraph::PointNode::clear
void clear()
clear points and normals and colors
Definition: PointNode.hh:141
BaseObjectData::manipulatorNode
QtTranslationManipulatorNode * manipulatorNode()
Definition: BaseObjectData.cc:255
ACG::SceneGraph::PointNode::add_point
void add_point(const ACG::Vec3d &_p)
add point
Definition: PointNode.hh:125
MeshComparePlugin::compareButton
void compareButton()
Triggers comparison of the selected meshes.
Definition: MeshComparePlugin.cc:138
MeshComparePlugin::slotClear
void slotClear()
Clears the visualization.
Definition: MeshComparePlugin.cc:198
TriangleMesh.hh
ACG::Geometry::baryCoord
bool baryCoord(const VectorT< Scalar, 3 > &_p, const VectorT< Scalar, 3 > &_u, const VectorT< Scalar, 3 > &_v, const VectorT< Scalar, 3 > &_w, VectorT< Scalar, 3 > &_result)
Definition: Algorithms.cc:83
PluginFunctions::ObjectIterator
Core Data Iterator.
Definition: PluginFunctions.hh:441
MeshCompareToolbarWidget
Definition: MeshCompareToolbarWidget.hh:49
PluginFunctions::triMeshObject
TriMeshObject * triMeshObject(BaseObjectData *_object)
Cast an BaseObject to a TriMeshObject if possible.
Definition: PluginFunctionsTriangleMesh.cc:156
TriMeshObject
Type for a MeshObject containing a triangle mesh.
Definition: TriangleMesh.hh:67
BaseObjectData
Definition: BaseObjectData.hh:102
UpdateType
Update type class.
Definition: UpdateType.hh:60
ACG::Geometry::distPointTriangle
Vec::value_type distPointTriangle(const Vec &_p, const Vec &_v0, const Vec &_v1, const Vec &_v2, Vec &_nearestPoint)
distance from point _p to triangle (_v0, _v1, _v2)
Definition: Algorithms.hh:326
PolyMesh.hh
ACG::SceneGraph::MaterialNode::PointSize
apply point size
Definition: MaterialNode.hh:354
BaseObjectData::addAdditionalNode
bool addAdditionalNode(NodeT *_node, QString _pluginName, QString _nodeName, int _id=0)
add an additional node to the object
Definition: BaseObjectDataT_impl.hh:67
ACG::SceneGraph::MaterialNode::applyProperties
unsigned int applyProperties() const
get properties that will be applied (OR&#39;ed ApplyProperties)
Definition: MaterialNode.hh:567
PluginFunctions::TARGET_OBJECTS
const QStringList TARGET_OBJECTS("target")
Iterable object range.
BSPImplT::nearest
NearestNeighbor nearest(const Point &_p) const
Return handle of the nearest neighbor face.
Definition: BSPImplT_impl.hh:68
OpenMesh::PolyMeshT::Scalar
Kernel::Scalar Scalar
Scalar type.
Definition: PolyMeshT.hh:110
ACG::SceneGraph::PointNode
Definition: PointNode.hh:82
ACG::SceneGraph::DrawModes::POINTS_COLORED
DrawMode POINTS_COLORED
draw colored, but not lighted points (requires point colors)
Definition: DrawModes.cc:74
MaterialNode
ACG::SceneGraph::MaterialNode MaterialNode
Materialnode.
Definition: BaseObjectData.hh:85
MeshComparePlugin::compare
void compare(int _sourceId, int _targetId, bool _computeDist=true, bool _computeNormal=true, bool _computeGauss=true, bool _computeMean=true)
Definition: MeshComparePlugin.cc:219
ACG::ColorCoder
Class for generating nice colors for doubles.
Definition: ColorCoder.hh:68
OpenMesh::PolyMeshT::VertexHandle
Kernel::VertexHandle VertexHandle
Handle for referencing the corresponding item.
Definition: PolyMeshT.hh:136
ACG::SceneGraph::MaterialNode::set_point_size
void set_point_size(float _sz)
set point size (default: 1.0)
Definition: MaterialNode.hh:486
OpenMeshTriangleBSPT
Definition: TriangleBSPT.hh:211