1 // File: PartSet_Tools.h
2 // Created: 28 Apr 2014
3 // Author: Natalia ERMOLAEVA
5 #include <PartSet_Tools.h>
7 #include <ModelAPI_Data.h>
8 #include <ModelAPI_AttributeDouble.h>
9 #include <ModelAPI_Document.h>
11 #include <GeomDataAPI_Point.h>
12 #include <GeomDataAPI_Dir.h>
13 #include <GeomDataAPI_Point2D.h>
15 #include <GeomAPI_Dir.h>
16 #include <GeomAPI_XYZ.h>
18 #include <SketchPlugin_Feature.h>
19 #include <SketchPlugin_Sketch.h>
20 #include <SketchPlugin_ConstraintCoincidence.h>
21 #include <SketchPlugin_Constraint.h>
23 #include <PartSet_FeatureLinePrs.h>
24 #include <PartSet_FeaturePointPrs.h>
25 #include <PartSet_FeatureCirclePrs.h>
26 #include <PartSet_FeatureArcPrs.h>
28 #include <XGUI_ViewerPrs.h>
30 #include <V3d_View.hxx>
32 #include <ProjLib.hxx>
34 #include <Geom_Line.hxx>
35 #include <GeomAPI_ProjectPointOnCurve.hxx>
41 const double PRECISION_TOLERANCE = 0.000001;
43 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
48 V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
49 theView->Eye(XEye, YEye, ZEye);
51 theView->At(XAt, YAt, ZAt);
52 gp_Pnt EyePoint(XEye, YEye, ZEye);
53 gp_Pnt AtPoint(XAt, YAt, ZAt);
55 gp_Vec EyeVector(EyePoint, AtPoint);
56 gp_Dir EyeDir(EyeVector);
58 gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
59 Standard_Real X, Y, Z;
60 theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
61 gp_Pnt ConvertedPoint(X, Y, Z);
63 gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
64 gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(), PlaneOfTheView);
68 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
69 Handle(V3d_View) theView, double& theX, double& theY)
74 boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
75 boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
77 boost::shared_ptr<GeomDataAPI_Point> anOrigin =
78 boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
80 boost::shared_ptr<GeomDataAPI_Dir> aX =
81 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
82 boost::shared_ptr<GeomDataAPI_Dir> anY =
83 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
85 gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
86 gp_Vec aVec(anOriginPnt, thePoint);
88 if (!theView.IsNull())
90 V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
91 theView->Eye(XEye, YEye, ZEye);
93 theView->At(XAt, YAt, ZAt);
94 gp_Pnt EyePoint(XEye, YEye, ZEye);
95 gp_Pnt AtPoint(XAt, YAt, ZAt);
97 gp_Vec anEyeVec(EyePoint, AtPoint);
100 boost::shared_ptr<GeomDataAPI_Dir> aNormal =
101 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
102 gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
104 double aDen = anEyeVec * aNormalVec;
105 double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
107 gp_Vec aDeltaVec = anEyeVec*aLVec;
108 aVec = aVec - aDeltaVec;
110 theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
111 theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
114 void PartSet_Tools::convertTo3D(const double theX, const double theY,
115 FeaturePtr theSketch,
121 boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
123 boost::shared_ptr<GeomDataAPI_Point> aC =
124 boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
125 boost::shared_ptr<GeomDataAPI_Dir> aX =
126 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
127 boost::shared_ptr<GeomDataAPI_Dir> aY =
128 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
130 boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(
131 aX->dir()->xyz()->multiplied(theX))->added(aY->dir()->xyz()->multiplied(theY));
133 boost::shared_ptr<GeomAPI_Pnt> aPoint = boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
134 thePoint = gp_Pnt(aPoint->x(), aPoint->y(), aPoint->z());
137 void PartSet_Tools::intersectLines(double theX0, double theY0, double theX1, double theY1,
138 double theX2, double theY2, double theX3, double theY3,
139 double& theX, double& theY)
141 double aV1 = theX1 - theX0, aV2 = theY1 - theY0;
142 double aW1 = theX3 - theX2, aW2 = theY3 - theY2;
145 if (aV1 != 0 && aV2 != 0)
146 aT2 = (( theY2 - theY0 )/aV2 - ( theX2 - theX0 )/aV1) / ( aW1/aV1 - aW2/aV2 );
150 theX = theX2 + aT2*aW1;
151 theY = theY2 + aT2*aW2;
153 // the coordinates of two lines are on the common line
154 //It is not possible to use Precision::Confusion(), because it is e-0.8, but V is sometimes e-6
155 Standard_Real aPrec = PRECISION_TOLERANCE;
156 if (fabs(theX - theX0) < aPrec && fabs(theY - theY0) < aPrec) {
157 projectPointOnLine(theX2, theY2, theX3, theY3, theX1, theY1, theX, theY);
161 void PartSet_Tools::projectPointOnLine(double theX1, double theY1, double theX2, double theY2,
162 double thePointX, double thePointY, double& theX, double& theY)
166 Handle(Geom_Line) aLine = new Geom_Line(gp_Pnt(theX1, theY1, 0),
167 gp_Dir(gp_Vec(gp_Pnt(theX1, theY1, 0), gp_Pnt(theX2, theY2, 0))));
168 GeomAPI_ProjectPointOnCurve aProj(gp_Pnt(thePointX, thePointY, 0), aLine);
170 Standard_Integer aNbPoint = aProj.NbPoints();
172 gp_Pnt aPoint = aProj.Point(1);
178 boost::shared_ptr<PartSet_FeaturePrs> PartSet_Tools::createFeaturePrs(const std::string& theKind,
179 FeaturePtr theSketch,
180 FeaturePtr theFeature)
182 boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs;
184 if (theKind == PartSet_FeaturePointPrs::getKind()) {
185 aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeaturePointPrs(theSketch));
187 else if (theKind == PartSet_FeatureLinePrs::getKind()) {
188 aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureLinePrs(theSketch));
190 else if (theKind == PartSet_FeatureCirclePrs::getKind()) {
191 aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureCirclePrs(theSketch));
193 else if (theKind == PartSet_FeatureArcPrs::getKind()) {
194 aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureArcPrs(theSketch));
197 if (theFeature && aFeaturePrs)
198 aFeaturePrs->init(theFeature, FeaturePtr());
203 FeaturePtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
204 FeaturePtr theSketch,
205 const std::list<XGUI_ViewerPrs>& theFeatures)
208 gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
209 PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
212 std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
214 FeaturePtr aDeltaFeature;
215 double aMinDelta = -1;
217 for (; anIt != aLast; anIt++) {
221 double aDelta = distanceToPoint(aPrs.feature(), aX, anY);
222 if (aMinDelta < 0 || aMinDelta > aDelta) {
224 aDeltaFeature = aPrs.feature();
227 return aDeltaFeature;
230 double PartSet_Tools::distanceToPoint(FeaturePtr theFeature,
231 double theX, double theY)
233 boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
234 theFeature->getKind(), FeaturePtr(), theFeature);
237 aDelta = aFeaturePrs->distanceToPoint(theFeature, theX, theY);
242 void PartSet_Tools::moveFeature(FeaturePtr theFeature, double theDeltaX, double theDeltaY)
247 boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
248 theFeature->getKind(), FeaturePtr(), theFeature);
250 aFeaturePrs->move(theDeltaX, theDeltaY);
253 boost::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
255 return ModelAPI_PluginManager::get()->rootDocument();
258 void PartSet_Tools::setFeaturePoint(FeaturePtr theFeature, double theX, double theY,
259 const std::string& theAttribute)
263 boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
264 boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
265 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
267 aPoint->setValue(theX, theY);
270 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
271 const std::string& theAttribute)
275 boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
276 boost::shared_ptr<ModelAPI_AttributeDouble> anAttribute =
277 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(theAttribute));
279 anAttribute->setValue(theValue);
282 void PartSet_Tools::createConstraint(FeaturePtr theSketch,
283 boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
284 boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
286 boost::shared_ptr<ModelAPI_Document> aDoc = document();
287 FeaturePtr aFeature = aDoc->addFeature(SKETCH_CONSTRAINT_COINCIDENCE_KIND);
290 boost::shared_ptr<SketchPlugin_Feature> aSketch =
291 boost::dynamic_pointer_cast<SketchPlugin_Feature>(theSketch);
292 aSketch->addSub(aFeature);
295 boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
297 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 =
298 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
299 aRef1->setAttr(thePoint1);
301 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 =
302 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
303 aRef2->setAttr(thePoint2);
305 if (aFeature) // TODO: generate an error if feature was not created
309 boost::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findPoint(FeaturePtr theFeature,
310 double theX, double theY)
312 boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
313 theFeature->getKind(), FeaturePtr(), theFeature);
315 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2D;
317 aPoint2D = aFeaturePrs->findPoint(theFeature, theX, theY);