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source: experimental/distortionNG/DistortionManipulator.cpp @ 373

Last change on this file since 373 was 373, checked in by Torben Dannhauer, 12 years ago

File size: 19.0 KB

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1	/* osgVisual test. distortionNG, experimental.
2	*
3	* Permission is hereby granted, free of charge, to any person obtaining a copy
4	* of this software and associated documentation files (the "Software"), to deal
5	* in the Software without restriction, including without limitation the rights
6	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7	* copies of the Software, and to permit persons to whom the Software is
8	* furnished to do so, subject to the following conditions:
9	*
10	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
11	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
12	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
13	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
14	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
15	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
16	* THE SOFTWARE.
17	*/
18
19	#include "DistortionManipulator.h"
20
21	#include <osgViewer/Viewer>
22	#include <osg/Point>
23	#include <osg/PolygonMode>
24
25	#include <osgDB/Registry>
26	#include <osgDB/ReaderWriter>
27	#include <osgDB/WriteFile>
28
29	#include "DistortionSetupStrategy.h"
30
31	using namespace osg;
32	using namespace osgViewer;
33
34
35	DistortionManipulator::DistortionManipulator(DistortionSet* ds)
36	: _highlightColor( osg::Vec4(1.0f, 1.0f, 0.0f, 1.0f) ), _distortionSet( ds )
37	{
38	activeSetupMode = DISABLED;
39	activeDistortionMode = MESH;
40	activeManualSetupMode = DISTORTION;
41	activeVisualizationMode = NONE;
42
43	_delegatedDistortionSetupStrategy = NULL;
44
45	_highlighter = NULL;
46
47	createVertexHighlighter();
48	createHUD();
49
50	_camera = 0;
51	//_distortionMesh(distortionMesh)
52
53	// Create Shader to vizualize intensitymap during blending setup.
54	osg::Shader* sh = osg::Shader::readShaderFile( osg::Shader::FRAGMENT, "shaderIntensityMapVis.frag" );
55	sh->setName("shaderIntensityMapVis");
56	ds->setShaderIntensityMapVis( sh );
57
58	//LF Get Screen Resolution for Cursor Position Scaling
59	osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface();
60	if (!wsi) { osg::notify(osg::NOTICE)<<"Error, no WindowSystemInterface available, cannot create windows."<<std::endl; }
61	wsi->getScreenResolution(osg::GraphicsContext::ScreenIdentifier(0), _screenPixWidth, _screenPixHeight);
62
63
64	}
65
66	DistortionManipulator::~DistortionManipulator()
67	{
68	}
69
70	void DistortionManipulator::getUsage(osg::ApplicationUsage& usage) const
71	{
72	usage.addKeyboardMouseBinding("Keypad 0","Show/Hide distortion HUD.");
73	usage.addKeyboardMouseBinding("Keypad 1","Reset distortion.");
74	usage.addKeyboardMouseBinding("Keypad 2","Reset intensity blending.");
75	usage.addKeyboardMouseBinding("Keypad 4","Toggles Setup Mode between DISABLED, MANUAL & DELEGATED.");
76	usage.addKeyboardMouseBinding("Keypad 5","MANUAL Mode: Toggle between blending & distortion setup.");
77	usage.addKeyboardMouseBinding("Keypad 6","MANUAL Mode: Toggle if distortion drags affect mesh or rtt texture coordinates."); // Defaults to Mesh
78	usage.addKeyboardMouseBinding("Keypad 7","Show distortion mesh / intensity map / none.");
79	usage.addKeyboardMouseBinding("Keypad 8","Save distortion set."); // via plugin
80	}
81
82	bool DistortionManipulator::handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa, osg::Object* obj, osg::NodeVisitor* nv)
83	{
84
85
86	switch(ea.getEventType())
87	{
88	case(osgGA::GUIEventAdapter::MOVE): break;
89	case(osgGA::GUIEventAdapter::DRAG):
90	{
91	if ( activeSetupMode == MANUAL)
92	{
93	OSG_ALWAYS<<std::endl<<"Drag:"<<std::endl<<"ea.getGraphicsContext()="<<ea.getGraphicsContext()<<std::endl;
94	OSG_ALWAYS<<"ea.getXnormalized()="<<ea.getXnormalized()<<std::endl;
95	OSG_ALWAYS<<"ea.getYnormalized()="<<ea.getYnormalized()<<std::endl;
96	OSG_ALWAYS<<"ea.getX()="<<ea.getX()<<std::endl;
97	OSG_ALWAYS<<"ea.getXin()="<<ea.getXmin()<<std::endl;
98	OSG_ALWAYS<<"ea.getXmax()="<<ea.getXmax()<<std::endl;
99	OSG_ALWAYS<<"ea.getY()="<<ea.getY()<<std::endl;
100	OSG_ALWAYS<<"ea.getYin()="<<ea.getYmin()<<std::endl;
101	OSG_ALWAYS<<"ea.getYmax()="<<ea.getYmax()<<std::endl;
102
103	//LF get X,Y normalized to lowerleftcorner (0,0) / upperrightcorner (1,1)
104	OSG_ALWAYS<<"getXnormalizedLF()="<<(ea.getXnormalized()+1.0)/2.0<<std::endl;
105	OSG_ALWAYS<<"getYnormalizedLF()="<<(ea.getYnormalized()+1.0)/2.0<<std::endl;
106
107	//LF get X,Y in pixels (lowerleftcorner (0,0) / upperrightcorner (screenwidth,screenheigth)
108	OSG_ALWAYS<<std::endl<<"Screen Resolution: "<<_screenPixWidth<<" x "<<_screenPixHeight<<std::endl;
109	OSG_ALWAYS<<"getXPixelspaceLF()="<<(int)((float)_screenPixWidth*(ea.getXnormalized()+1.0)/2.0)<<std::endl;
110	OSG_ALWAYS<<"getYPixelspaceLF()="<<(int)((float)_screenPixHeight*(ea.getYnormalized()+1.0)/2.0)<<std::endl;
111
112	if(activeDistortionMode == MESH)
113	{
114	OSG_ALWAYS<<"MESH!"<<std::endl;
115	}
116	else if (activeDistortionMode == TEXCOORDINATES)
117	{
118	OSG_ALWAYS<<"TEXCOORDINATES!"<<std::endl;
119	}
120
121	return true; // true means event handled: not forwarded to the camera manipulator;
122	}
123	break;
124
125	}
126	case(osgGA::GUIEventAdapter::PUSH):
127	{
128	OSG_ALWAYS<<"mouse click!"<<std::endl;
129	if ( activeSetupMode == MANUAL /&& ea.getModKeyMask()&osgGA::GUIEventAdapter::MODKEY_CTRL/ && ea.getButton() == osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON )
130	{
131	osgViewer::View* viewer = dynamic_cast<osgViewer::View*>(&aa);
132	if ( viewer )
133	{
134	osg::notify(osg::ALWAYS)<<std::endl<<"Intersection:"<<std::endl<<"ea.getX()="<<ea.getX()<<std::endl;
135	osg::notify(osg::ALWAYS)<<"ea.getY()="<<ea.getY()<<std::endl;
136	osg::ref_ptr<osgUtil::LineSegmentIntersector> intersector = new osgUtil::LineSegmentIntersector(osgUtil::Intersector::PROJECTION, ea.getX(), ea.getY());
137	osgUtil::IntersectionVisitor iv( intersector.get() );
138	_distortionSet->getDistortionCamera()->accept( iv );
139
140	if ( intersector->containsIntersections() )
141	{
142	//osgUtil::LineSegmentIntersector::Intersection& result = *(intersector->getIntersections().begin());
143	osgUtil::LineSegmentIntersector::Intersection *result;
144	result=&intersector->getFirstIntersection();
145	computeSelectedVertex( *result );
146	//computeSelectedVertex( result );
147	}
148	}
149	}
150	break;
151	}
152	case(osgGA::GUIEventAdapter::RELEASE): break;
153	case(osgGA::GUIEventAdapter::KEYDOWN):
154	{
155	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Insert) // KP 0: Show/Hide HUD
156	{
157	bool oldValue = _distortionSet->getDistortionInternals()->getValue(DistortionSet::HUD);
158	_distortionSet->getDistortionInternals()->setValue(DistortionSet::HUD, !oldValue);
159	return(true);
160	}
161	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_End) // KP 1: reset distortion
162	{
163	resetDistortion();
164	return(true);
165	}
166	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Down) // KP 2: reset intensity map
167	{
168	resetIntensityMap();
169	return(true);
170	}
171	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Left) // KP 4: Toggles Setup Mode between DISABLED, MANUAL & DELEGATED.
172	{
173	switch(activeSetupMode)
174	{
175	case DISABLED :
176	{
177	activeSetupMode = MANUAL;
178	OSG_NOTICE<<"SetupMode MANUAL activated"<<std::endl;
179	_distortionSet->getDistortionInternals()->setValue(DistortionSet::HIGHLIGHTER, true);
180	break;
181	}
182	case MANUAL :
183	{
184	activeSetupMode = DELEGATED;
185	_distortionSet->getDistortionInternals()->setValue(DistortionSet::HIGHLIGHTER, false);
186	OSG_NOTICE<<"SetupMode DELEGATED activated"<<std::endl;
187	break;
188	}
189	case DELEGATED :
190	{
191	activeSetupMode = DISABLED;
192	_distortionSet->getDistortionInternals()->setValue(DistortionSet::HIGHLIGHTER, false);
193	OSG_NOTICE<<"SetupMode DISABLED activated"<<std::endl;
194	break;
195	}
196	}
197	updateHUD();
198	return(true);
199	}
200	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Begin) // KP 5: MANUAL Mode: Toggle between blending & distortion setup.
201	{
202
203	activeManualSetupMode = (activeManualSetupMode==DISTORTION?BLENDING:DISTORTION);
204	updateHUD();
205	return(true);
206	}
207	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Right) // KP 6: MANUAL Mode: Toggle if distortion drags affect mesh or rtt texture coordinates -> defaults to Mesh
208	{
209	activeDistortionMode = (activeDistortionMode==MESH?TEXCOORDINATES:MESH);
210	updateHUD();
211	return(true);
212	}
213	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Home) // KP 7: Show distortion mesh / intensity map / none.
214	{
215	switch(activeVisualizationMode)
216	{
217	case DISTORTION_MESH :
218	{
219	activeVisualizationMode = INTENSITY_MAP;
220	showDistortionMesh(false);
221	showIntensityMap(true);
222	break;
223	}
224	case INTENSITY_MAP :
225	{
226	activeVisualizationMode = NONE;
227	showDistortionMesh(false);
228	showIntensityMap(false);
229	break;
230	}
231	case NONE :
232	{
233	activeVisualizationMode = DISTORTION_MESH;
234	showDistortionMesh(true);
235	showIntensityMap(false);
236	break;
237	}
238	}
239
240	updateHUD();
241	return(true);
242	}
243	if (ea.getKey()==osgGA::GUIEventAdapter::KEY_KP_Up) // KP 8: Save distortion set via plugin
244	{
245	OSG_ALWAYS<<"KEY_KP_8 : todo: Save DistortionContainer"<<std::endl;
246
247	osgDB::writeObjectFile( *_distortionSet, "distortionset.dist" );
248	return(true);
249	}
250
251	return false; // Event ignored
252	}
253	case(osgGA::GUIEventAdapter::KEYUP): break;
254	case(osgGA::GUIEventAdapter::FRAME):
255	{
256	if ( activeSetupMode == DELEGATED && _delegatedDistortionSetupStrategy.valid())
257	{
258	OSG_ALWAYS<<"Calling delegated class.."<<std::endl;
259	_delegatedDistortionSetupStrategy->delegateDistortionSetup(_distortionSet);
260	// ToDo :: nach dem der distortioncontainer von der strategy aktualisiert wurde muss nun noch der container noch angewendet werden.
261	OSG_ALWAYS<<"..done"<<std::endl;
262	}
263	break;
264	}
265	case (osgGA::GUIEventAdapter::RESIZE): // todo: adapt distortion mesh to new screen size
266	{
267	OSG_ALWAYS<<"RESIZE!"<<std::endl;
268	break;
269	}
270
271	default:
272	return false;
273	}
274	return false;
275	}
276
277	void DistortionManipulator::resetIntensityMap()
278	{
279	if(!_distortionSet.valid())
280	return;
281
282	osg::ref_ptr<osg::Image> image = _distortionSet->getIntensityMap();
283
284	OSG_ALWAYS<<"Reseting IntensityMap Blending."<<std::endl;
285
286	if (!image->isDataContiguous())
287	{
288	OSG_WARN<<"Warning: DistortionManipulator does not support working with non contiguous imagery as blendmaps!"<<std::endl;
289	return;
290	}
291
292	// Fill intensity map with 255
293	unsigned char* dataPtr = image->data();
294	for(unsigned int i=0;i<image->getTotalSizeInBytes();i++)
295	{
296	*dataPtr++ = 255;
297	}
298	image->dirty();
299	}
300
301	void DistortionManipulator::resetDistortion()
302	{
303	if(!_distortionSet.valid())
304	return;
305
306	OSG_ALWAYS<<"ToDo: resetDistortion()"<<std::endl;
307	}
308
309	void DistortionManipulator::showDistortionMesh(bool show)
310	{
311	osg::StateSet* stateset = _distortionSet->getDistortionInternals()->getChild(DistortionSet::MESH)->getOrCreateStateSet();
312
313	// Append a PolygonMode stateset if required
314	osg::PolygonMode* polyModeObj = dynamic_cast<osg::PolygonMode*>(stateset->getAttribute(osg::StateAttribute::POLYGONMODE));
315	if (!polyModeObj)
316	{
317	polyModeObj = new osg::PolygonMode;
318	stateset->setAttribute(polyModeObj, osg::StateAttribute::PROTECTED\|osg::StateAttribute::ON);
319	}
320
321	// Set Polygonmode
322	if(show)
323	polyModeObj->setMode(osg::PolygonMode::FRONT_AND_BACK,osg::PolygonMode::LINE);
324	else
325	polyModeObj->setMode(osg::PolygonMode::FRONT_AND_BACK,osg::PolygonMode::FILL);
326	}
327
328	void DistortionManipulator::showIntensityMap(bool show)
329	{
330	if(_distortionSet.valid())
331	{
332	osg::StateSet* stateset = _distortionSet->getDistortionInternals()->getChild(DistortionSet::MESH)->getOrCreateStateSet();
333	osg::Program* program = static_cast<osg::Program*>(stateset->getAttribute(::osg::StateAttribute::PROGRAM));
334
335	if(show)
336	{
337	program->removeShader( _distortionSet->getShaderIntensityMap() );
338	program->addShader( _distortionSet->getShaderIntensityMapVis() );
339	}
340	else
341	{
342	program->removeShader( _distortionSet->getShaderIntensityMapVis() );
343	program->addShader( _distortionSet->getShaderIntensityMap() );
344	}
345	}
346	}
347
348	void DistortionManipulator::createVertexHighlighter()
349	{
350	osg::ref_ptr<osg::Vec4Array> colors = new osg::Vec4Array(1);
351	(*colors)[0] = _highlightColor;
352
353	_highlighter = new osg::Geometry;
354	_highlighter->setDataVariance( osg::Object::DYNAMIC );
355	_highlighter->setUseDisplayList( false );
356	_highlighter->setUseVertexBufferObjects( true );
357	_highlighter->setVertexArray( new osg::Vec3Array(1) ); // The highlighter vertex is updated by computeSelectedVertex(..)
358	_highlighter->setColorArray( colors.get() );
359	_highlighter->setColorBinding( osg::Geometry::BIND_OVERALL );
360	_highlighter->addPrimitiveSet( new osg::DrawArrays(GL_POINTS, 0, 1) );
361
362
363	osg::ref_ptr<osg::Geode> geode = new osg::Geode;
364	geode->addDrawable( _highlighter.get() );
365	geode->getOrCreateStateSet()->setAttributeAndModes( new osg::Point(8.0f) );
366	geode->getOrCreateStateSet()->setMode( GL_LIGHTING, osg::StateAttribute::OFF );
367	geode->setCullingActive(false); // disable the culling for the selector, otherwise the selector is culled away on the edge.
368
369	_distortionSet->getDistortionInternals()->addChild(geode, false); // = child #1 :definition: child #0 = mesh, #1 = highlighter, #2 HUD
370	}
371
372	void DistortionManipulator::createHUD()
373	{
374	osg::ref_ptr<osg::Geode> geode = new osg::Geode;
375
376	osg::StateSet* stateSet = geode->getOrCreateStateSet();
377	stateSet->setRenderBinDetails( 99, "RenderBin");
378	// disable depth test to ensure that it is always drawn.
379	stateSet->setMode(GL_DEPTH_TEST,osg::StateAttribute::OFF);
380	stateSet->setMode(GL_LIGHTING,osg::StateAttribute::OFF);
381
382	// Modify StateSet to protect it against state changes by the stateset Manipulator
383	osg::PolygonMode* polyModeObj = new osg::PolygonMode;
384	stateSet->setAttribute(polyModeObj, osg::StateAttribute::PROTECTED\|osg::StateAttribute::ON);
385
386	// Add Text:
387	osg::Vec3 position(20.0f,120.0f,0.0f);
388	osg::Vec3 delta(0.0f,-25.0f,0.0f);
389	std::string timesFont("fonts/arial.ttf");
390	{
391	osg::ref_ptr<osgText::Text> textHeader = new osgText::Text;
392	textHeader->setText("Distortion Setup:");
393	textHeader->setFont(timesFont);
394	textHeader->setPosition(position);
395	textHeader->setCharacterSize(21);
396	textHeader->setDataVariance(osg::Object::STATIC);
397	geode->addDrawable( textHeader );
398
399	position += delta;
400
401	hudSetupMode = new osgText::Text;
402	hudSetupMode->setFont(timesFont);
403	hudSetupMode->setPosition(position);
404	hudSetupMode->setCharacterSize(21);
405	hudSetupMode->setDataVariance(osg::Object::DYNAMIC);
406	geode->addDrawable( hudSetupMode );
407
408	position += delta;
409
410	hudDistortionMode = new osgText::Text;
411	hudDistortionMode->setFont(timesFont);
412	hudDistortionMode->setPosition(position);
413	hudDistortionMode->setCharacterSize(21);
414	hudDistortionMode->setDataVariance(osg::Object::DYNAMIC);
415	geode->addDrawable( hudDistortionMode );
416
417	position += delta;
418
419	hudManualSetupMode = new osgText::Text;
420	hudManualSetupMode->setFont(timesFont);
421	hudManualSetupMode->setPosition(position);
422	hudManualSetupMode->setCharacterSize(21);
423	hudManualSetupMode->setDataVariance(osg::Object::DYNAMIC);
424	geode->addDrawable( hudManualSetupMode );
425
426	position += delta;
427
428	hudVisualizationMode = new osgText::Text;
429	hudVisualizationMode->setFont(timesFont);
430	hudVisualizationMode->setPosition(position);
431	hudVisualizationMode->setCharacterSize(21);
432	hudVisualizationMode->setDataVariance(osg::Object::DYNAMIC);
433	geode->addDrawable( hudVisualizationMode );
434	}
435
436	updateHUD();
437	_distortionSet->getDistortionInternals()->addChild(geode, false); // = child #2. The definition is: child #0 = mesh, #1 = highlighter, #2 HUD
438	}
439
440	void DistortionManipulator::updateHUD()
441	{
442	switch(activeSetupMode)
443	{
444	case DISABLED : hudSetupMode->setText("Setup Mode : DISABLED"); break;
445	case MANUAL : hudSetupMode->setText("Setup Mode : MANUAL"); break;
446	case DELEGATED : hudSetupMode->setText("Setup Mode : DELEGATED"); break;
447	default: hudSetupMode->setText("");
448	};
449	switch(activeDistortionMode)
450	{
451	case MESH : hudDistortionMode->setText("Distortion Mode : MESH"); break;
452	case TEXCOORDINATES : hudDistortionMode->setText("Distortion Mode : TEXCOORDINATES"); break;
453	default: hudDistortionMode->setText("");
454	};
455	switch(activeManualSetupMode)
456	{
457	case DISTORTION : hudManualSetupMode->setText("Manual Setup Mode : DISTORTION"); break;
458	case BLENDING : hudManualSetupMode->setText("Manual Setup Mode : BLENDING"); break;
459	default: hudManualSetupMode->setText("");
460	};
461	switch(activeVisualizationMode)
462	{
463	case DISTORTION_MESH : hudVisualizationMode->setText("Visualization Mode : DISTORTION_MESH"); break;
464	case INTENSITY_MAP : hudVisualizationMode->setText("Visualization Mode : INTENSITY_MAP"); break;
465	case NONE : hudVisualizationMode->setText("Visualization Mode : NONE"); break;
466	default: hudVisualizationMode->setText("");
467	};
468	}
469
470	void DistortionManipulator::computeSelectedVertex( osgUtil::LineSegmentIntersector::Intersection& result )
471	{
472	osg::Geometry* geom = dynamic_cast<osg::Geometry*>( result.drawable.get() );
473	if ( !geom \|\| geom==_highlighter )
474	return;
475
476	osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>( geom->getVertexArray() );
477	osg::Vec3Array* selVertices = dynamic_cast<osg::Vec3Array*>( _highlighter->getVertexArray() );
478	if ( !vertices \|\| !selVertices )
479	return;
480
481	OSG_NOTIFY(osg::ALWAYS)<<"size of vertices="<<vertices->size()<<std::endl;
482	OSG_NOTIFY(osg::ALWAYS)<<"size of selVertices="<<selVertices->size()<<std::endl;
483
484	osg::Vec3 point = result.getWorldIntersectPoint();
485	osg::Matrix matrix = osg::computeLocalToWorld( result.nodePath ); // To compute the intersection vertices in world coordinates not in model coordinates
486	OSG_NOTIFY(osg::ALWAYS) << "Intersection-indices: Size=" << result.indexList.size() << std::endl;
487	const std::vector<unsigned int>& selIndices = result.indexList;
488	{
489	double maxRatio = 0.0;
490	int closestVertexIndex = 0;
491	for ( unsigned int i=0; i<3 && i<result.ratioList.size(); i++ ) //iterate through rations and search for maxRation=nearestVertex
492	{
493	if(result.ratioList[i] > maxRatio)
494	{
495	maxRatio = result.ratioList[i];
496	closestVertexIndex = result.indexList[i];
497	}
498	OSG_NOTIFY(osg::ALWAYS)<<"maxRatio="<<maxRatio<<std::endl;
499	OSG_NOTIFY(osg::ALWAYS)<<"closestVertexIndex="<<closestVertexIndex<<std::endl;
500	}
501	OSG_NOTIFY(osg::ALWAYS)<<"nearest vertex: X="<<(vertices)[closestVertexIndex].x()<<" Y="<<(vertices)[closestVertexIndex].y()<<" Z="<<(*vertices)[closestVertexIndex].z()<<std::endl;
502	osg::Vec3 vertex = (vertices)[closestVertexIndex] matrix;
503
504	selVertices->front() = vertex;
505	OSG_NOTIFY(osg::ALWAYS)<<"selected vertice: X="<<vertex.x()<<" Y="<<vertex.y()<<" Z="<<vertex.z()<<std::endl;
506	}
507	selVertices->dirty();
508	_highlighter->dirtyBound();
509	}

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