Developer Documentation

SplatCloudObjectSelectionPlugin2.cc
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48 \*===========================================================================*/
49
50 //================================================================
51 //
52 // CLASS SplatCloudObjectSelectionPlugin - IMPLEMENTATION (continued)
53 //
54 //================================================================
55
56
57 //== INCLUDES ====================================================
58
59
60 #include "SplatCloudObjectSelectionPlugin.hh"
61
62 #include "SplatCloudSelection.hh"
63
64
65 //== IMPLEMENTATION ==============================================
66
67
74 bool SplatCloudObjectSelectionPlugin::splatCloudDeleteSelection( SplatCloud *_splatCloud, PrimitiveType _primitiveType )
75 {
76 if( (_primitiveType & vertexType_) == 0 )
77 return false; // done
78
79 if( _splatCloud == 0 )
80 return false; // error
81
82 unsigned int numDeleted = _splatCloud->eraseSplatsByIndex( SplatCloudSelection::getVertexSelection( _splatCloud ) );
83
84 return (numDeleted != 0);
85 }
86
87
88 //----------------------------------------------------------------
89
90
98 void SplatCloudObjectSelectionPlugin::splatCloudToggleSelection( SplatCloud *_splatCloud, uint _index, ACG::Vec3d &_hit_point, PrimitiveType _primitiveType )
99 {
100 if( (_primitiveType & vertexType_) == 0 )
101 return; // done
102
103 if( _splatCloud == 0 )
104 return; // error
105
106 if( /*(_index < 0) ||*/ (_index >= _splatCloud->numSplats()) )
107 return; // error
108
109 if( !_splatCloud->hasSelections() )
110 {
111 if( !_splatCloud->requestSelections() )
112 return; // error
113
114 unsigned int i, num = _splatCloud->numSplats();
115 for( i=0; i<num; ++i )
116 _splatCloud->selections( i ) = false;
117 }
118
119 _splatCloud->selections( _index ) = !_splatCloud->selections( _index );
120
121 if( _splatCloud->selections( _index ) )
122 emit scriptInfo( "selectVertices(ObjectId , [" + QString::number( _index ) + "])" );
123 else
124 emit scriptInfo( "unselectVertices(ObjectId , [" + QString::number( _index ) + "])" );
125 }
126
127
128 //----------------------------------------------------------------
129
130
140 void SplatCloudObjectSelectionPlugin::splatCloudSphereSelection( SplatCloud *_splatCloud, uint _index, ACG::Vec3d &_hit_point, double _radius, PrimitiveType _primitiveType, bool _deselection )
141 {
142 if( (_primitiveType & vertexType_) == 0 )
143 return; // done
144
145 if( _splatCloud == 0 )
146 return; // error
147
148 if( /*(_index < 0) ||*/ (_index >= _splatCloud->numSplats()) )
149 return; // error
150
151 if( !_splatCloud->hasPositions() )
152 return; // error
153
154 if( !_splatCloud->hasSelections() )
155 {
156 if( _deselection )
157 return; // done
158
159 if( !_splatCloud->requestSelections() )
160 return; // error
161
162 unsigned int i, num = _splatCloud->numSplats();
163 for( i=0; i<num; ++i )
164 _splatCloud->selections( i ) = false;
165 }
166
167 if( _radius < 0.0 )
168 return; // done
169
170 double sqrRadius = _radius * _radius;
171
172 SplatCloud::Selection selection = !_deselection;
173
174 unsigned int i, num = _splatCloud->numSplats();
175 for( i=0; i<num; ++i )
176 {
177 const SplatCloud::Position &pos = _splatCloud->positions( i );
178
179 double dx = pos[0] - _hit_point[0];
180 double dy = pos[1] - _hit_point[1];
181 double dz = pos[2] - _hit_point[2];
182
183 double sqrDist = dx*dx + dy*dy + dz*dz;
184
185 if( sqrDist <= sqrRadius )
186 _splatCloud->selections( i ) = selection;
187 }
188 }
189
190
191 //----------------------------------------------------------------
192
193
203 bool SplatCloudObjectSelectionPlugin::splatCloudVolumeSelection( SplatCloud *_splatCloud, ACG::GLState &_state, QRegion *_region, PrimitiveType _primitiveType, bool _deselection )
204 {
205 if( (_primitiveType & vertexType_) == 0 )
206 return false; // done
207
208 if( _splatCloud == 0 )
209 return false; // error
210
211 if( !_splatCloud->hasPositions() )
212 return false; // error
213
214 bool modify = true;
215
216 if( !_splatCloud->hasSelections() )
217 {
218 if( _deselection )
219 {
220 modify = false;
221 }
222 else
223 {
224 if( !_splatCloud->requestSelections() )
225 return false; // error
226
227 unsigned int i, num = _splatCloud->numSplats();
228 for( i=0; i<num; ++i )
229 _splatCloud->selections( i ) = false;
230 }
231 }
232
233 bool rv = false;
234
235 SplatCloud::Selection selection = !_deselection;
236
237 int i, num = static_cast<int>(_splatCloud->numSplats());
238 #ifdef USE_OPENMP
239 #pragma omp parallel for
240 #endif
241 for( i=0; i<num; ++i )
242 {
243 const SplatCloud::Position &pos = _splatCloud->positions( i );
244
245 ACG::Vec3d proj = _state.project( ACG::Vec3d( pos[0], pos[1], pos[2] ) );
246
247 if( _region->contains( QPoint( (int) proj[0], _state.context_height() - (int) proj[1] ) ) )
248 {
249 if( modify )
250 _splatCloud->selections( i ) = selection;
251
252 rv = true;
253 }
254 }
255
256 return rv;
257 }
258
259
260 //----------------------------------------------------------------
261
262
272 void SplatCloudObjectSelectionPlugin::splatCloudColorizeSelection( SplatCloud *_splatCloud, PrimitiveType _primitiveTypes, int _r, int _g, int _b, int _a )
273 {
274 if( (_primitiveTypes & vertexType_) == 0 )
275 return; // done
276
277 if( _splatCloud == 0 )
278 return; // error
279
280 if( !_splatCloud->hasColors() )
281 {
282 if( !_splatCloud->requestColors() )
283 return; // error
284
285 SplatCloud::Color black( 0, 0, 0 );
286
287 unsigned int i, num = _splatCloud->numSplats();
288 for( i=0; i<num; ++i )
289 _splatCloud->colors( i ) = black;
290 }
291
292 if( !_splatCloud->hasSelections() )
293 return; // done
294
295 unsigned char r = (_r < 0) ? 0 : (_r > 255) ? 255 : (unsigned char) _r;
296 unsigned char g = (_g < 0) ? 0 : (_g > 255) ? 255 : (unsigned char) _g;
297 unsigned char b = (_b < 0) ? 0 : (_b > 255) ? 255 : (unsigned char) _b;
298
299 SplatCloud::Color color( r, g, b ); // drop alpha
300
301 unsigned int i, num = _splatCloud->numSplats();
302 for( i=0; i<num; ++i )
303 {
304 if( _splatCloud->selections( i ) )
305 _splatCloud->colors( i ) = color;
306 }
307 }
SplatCloud::requestSelections
bool requestSelections()
Request the predefined property.
Definition: SplatCloud.hh:567
SplatCloud::positions
Position & positions(int _idx)
Get a reference of the predefined property&#39;s value.
Definition: SplatCloud.hh:631
ACG::GLState
Definition: GLState.hh:213
SplatCloud::numSplats
unsigned int numSplats() const
Get the number of splats.
Definition: SplatCloud.hh:179
SplatCloudObjectSelectionPlugin::vertexType_
SelectionInterface::PrimitiveType vertexType_
Primitive type handle.
Definition: SplatCloudObjectSelectionPlugin.hh:260
SplatCloud::colors
Color & colors(int _idx)
Get a reference of the predefined property&#39;s value.
Definition: SplatCloud.hh:633
SplatCloud::hasSelections
bool hasSelections() const
Return the availability of the predefined property.
Definition: SplatCloud.hh:613
ACG::GLState::project
Vec3d project(const Vec3d &_point) const
project point in world coordinates to window coordinates
Definition: GLState.cc:640
SplatCloud
Definition: SplatCloud.hh:79
SplatCloudObjectSelectionPlugin::splatCloudColorizeSelection
void splatCloudColorizeSelection(SplatCloud *_splatCloud, PrimitiveType _primitiveTypes, int _r, int _g, int _b, int _a)
Colorize the selection.
Definition: SplatCloudObjectSelectionPlugin2.cc:272
OpenMesh::VectorT
Definition: Vector11T.hh:83
SplatCloud::hasPositions
bool hasPositions() const
Return the availability of the predefined property.
Definition: SplatCloud.hh:607
SplatCloudObjectSelectionPlugin::splatCloudSphereSelection
void splatCloudSphereSelection(SplatCloud *_splatCloud, uint _index, ACG::Vec3d &_hit_point, double _radius, PrimitiveType _primitiveTypes, bool _deselection)
Use the event to paint selection with a sphere.
Definition: SplatCloudObjectSelectionPlugin2.cc:140
SplatCloud::hasColors
bool hasColors() const
Return the availability of the predefined property.
Definition: SplatCloud.hh:608
SplatCloud::requestColors
bool requestColors()
Request the predefined property.
Definition: SplatCloud.hh:562
SplatCloud::selections
Selection & selections(int _idx)
Get a reference of the predefined property&#39;s value.
Definition: SplatCloud.hh:643
SplatCloudObjectSelectionPlugin::splatCloudToggleSelection
void splatCloudToggleSelection(SplatCloud *_splatCloud, uint _index, ACG::Vec3d &_hit_point, PrimitiveType _primitiveType)
Toggle SplatCloud selection.
Definition: SplatCloudObjectSelectionPlugin2.cc:98
SplatCloudObjectSelectionPlugin::splatCloudDeleteSelection
bool splatCloudDeleteSelection(SplatCloud *_splatCloud, PrimitiveType _primitiveType)
Delete all selected elements of a SplatCloud.
Definition: SplatCloudObjectSelectionPlugin2.cc:74
SplatCloud::eraseSplatsByIndex
unsigned int eraseSplatsByIndex(const T &_indices)
Delete the elements with given indices from the data vector of all splat-properties.
Definition: SplatCloudT_impl.hh:64
ACG::GLState::context_height
int context_height() const
get gl context height
Definition: GLState.hh:830
SplatCloudSelection.hh
Functions for selection on a SplatCloud.
SplatCloudObjectSelectionPlugin::splatCloudVolumeSelection
bool splatCloudVolumeSelection(SplatCloud *_splatCloud, ACG::GLState &_state, QRegion *_region, PrimitiveType _primitiveTypes, bool _deselection)
Surface volume selection tool.
Definition: SplatCloudObjectSelectionPlugin2.cc:203