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>
27 #include <XGUI_ViewerPrs.h>
29 #include <V3d_View.hxx>
31 #include <ProjLib.hxx>
33 #include <Geom_Line.hxx>
34 #include <GeomAPI_ProjectPointOnCurve.hxx>
40 const double PRECISION_TOLERANCE = 0.000001;
42 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
47 V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
48 theView->Eye(XEye, YEye, ZEye);
50 theView->At(XAt, YAt, ZAt);
51 gp_Pnt EyePoint(XEye, YEye, ZEye);
52 gp_Pnt AtPoint(XAt, YAt, ZAt);
54 gp_Vec EyeVector(EyePoint, AtPoint);
55 gp_Dir EyeDir(EyeVector);
57 gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
58 Standard_Real X, Y, Z;
59 theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
60 gp_Pnt ConvertedPoint(X, Y, Z);
62 gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
63 gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(), PlaneOfTheView);
67 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
68 Handle(V3d_View) theView, double& theX, double& theY)
73 boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
74 boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
76 boost::shared_ptr<GeomDataAPI_Point> anOrigin =
77 boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
79 boost::shared_ptr<GeomDataAPI_Dir> aX =
80 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
81 boost::shared_ptr<GeomDataAPI_Dir> anY =
82 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
84 gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
85 gp_Vec aVec(anOriginPnt, thePoint);
87 if (!theView.IsNull())
89 V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
90 theView->Eye(XEye, YEye, ZEye);
92 theView->At(XAt, YAt, ZAt);
93 gp_Pnt EyePoint(XEye, YEye, ZEye);
94 gp_Pnt AtPoint(XAt, YAt, ZAt);
96 gp_Vec anEyeVec(EyePoint, AtPoint);
99 boost::shared_ptr<GeomDataAPI_Dir> aNormal =
100 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
101 gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
103 double aDen = anEyeVec * aNormalVec;
104 double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
106 gp_Vec aDeltaVec = anEyeVec*aLVec;
107 aVec = aVec - aDeltaVec;
109 theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
110 theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
113 void PartSet_Tools::convertTo3D(const double theX, const double theY,
114 FeaturePtr theSketch,
120 boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
122 boost::shared_ptr<GeomDataAPI_Point> aC =
123 boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
124 boost::shared_ptr<GeomDataAPI_Dir> aX =
125 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
126 boost::shared_ptr<GeomDataAPI_Dir> aY =
127 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
129 boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(
130 aX->dir()->xyz()->multiplied(theX))->added(aY->dir()->xyz()->multiplied(theY));
132 boost::shared_ptr<GeomAPI_Pnt> aPoint = boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
133 thePoint = gp_Pnt(aPoint->x(), aPoint->y(), aPoint->z());
136 void PartSet_Tools::intersectLines(double theX0, double theY0, double theX1, double theY1,
137 double theX2, double theY2, double theX3, double theY3,
138 double& theX, double& theY)
140 double aV1 = theX1 - theX0, aV2 = theY1 - theY0;
141 double aW1 = theX3 - theX2, aW2 = theY3 - theY2;
144 if (aV1 != 0 && aV2 != 0)
145 aT2 = (( theY2 - theY0 )/aV2 - ( theX2 - theX0 )/aV1) / ( aW1/aV1 - aW2/aV2 );
149 theX = theX2 + aT2*aW1;
150 theY = theY2 + aT2*aW2;
152 // the coordinates of two lines are on the common line
153 //It is not possible to use Precision::Confusion(), because it is e-0.8, but V is sometimes e-6
154 Standard_Real aPrec = PRECISION_TOLERANCE;
155 if (fabs(theX - theX0) < aPrec && fabs(theY - theY0) < aPrec) {
156 projectPointOnLine(theX2, theY2, theX3, theY3, theX1, theY1, theX, theY);
160 void PartSet_Tools::projectPointOnLine(double theX1, double theY1, double theX2, double theY2,
161 double thePointX, double thePointY, double& theX, double& theY)
165 Handle(Geom_Line) aLine = new Geom_Line(gp_Pnt(theX1, theY1, 0),
166 gp_Dir(gp_Vec(gp_Pnt(theX1, theY1, 0), gp_Pnt(theX2, theY2, 0))));
167 GeomAPI_ProjectPointOnCurve aProj(gp_Pnt(thePointX, thePointY, 0), aLine);
169 Standard_Integer aNbPoint = aProj.NbPoints();
171 gp_Pnt aPoint = aProj.Point(1);
177 FeaturePtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
178 FeaturePtr theSketch,
179 const std::list<XGUI_ViewerPrs>& theFeatures)
182 gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
183 PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
186 std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
188 FeaturePtr aDeltaFeature;
189 double aMinDelta = -1;
191 for (; anIt != aLast; anIt++) {
195 double aDelta = distanceToPoint(aPrs.feature(), aX, anY);
196 if (aMinDelta < 0 || aMinDelta > aDelta) {
198 aDeltaFeature = aPrs.feature();
201 return aDeltaFeature;
204 double PartSet_Tools::distanceToPoint(FeaturePtr theFeature,
205 double theX, double theY)
208 std::string aKind = theFeature->getKind();
209 if (aKind == PartSet_FeatureLinePrs::getKind()) {
210 aDelta = PartSet_FeatureLinePrs::distanceToPoint(theFeature, theX, theY);
212 else if (aKind == PartSet_FeaturePointPrs::getKind()) {
213 aDelta = PartSet_FeaturePointPrs::distanceToPoint(theFeature, theX, theY);
215 else if (aKind == PartSet_FeatureCirclePrs::getKind()) {
216 aDelta = PartSet_FeatureCirclePrs::distanceToPoint(theFeature, theX, theY);
222 boost::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
224 return ModelAPI_PluginManager::get()->rootDocument();
227 void PartSet_Tools::setFeaturePoint(FeaturePtr theFeature, double theX, double theY,
228 const std::string& theAttribute)
232 boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
233 boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
234 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
236 aPoint->setValue(theX, theY);
239 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
240 const std::string& theAttribute)
244 boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
245 boost::shared_ptr<ModelAPI_AttributeDouble> anAttribute =
246 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(theAttribute));
248 anAttribute->setValue(theValue);
251 void PartSet_Tools::createConstraint(FeaturePtr theSketch,
252 boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
253 boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
255 boost::shared_ptr<ModelAPI_Document> aDoc = document();
256 FeaturePtr aFeature = aDoc->addFeature(SKETCH_CONSTRAINT_COINCIDENCE_KIND);
259 boost::shared_ptr<SketchPlugin_Feature> aSketch =
260 boost::dynamic_pointer_cast<SketchPlugin_Feature>(theSketch);
261 aSketch->addSub(aFeature);
264 boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
266 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 =
267 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
268 aRef1->setAttr(thePoint1);
270 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 =
271 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
272 aRef2->setAttr(thePoint2);
274 if (aFeature) // TODO: generate an error if feature was not created
278 boost::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findPoint(FeaturePtr theFeature,
279 double theX, double theY)
281 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2D;
285 std::string aKind = theFeature->getKind();
286 if (aKind == PartSet_FeatureLinePrs::getKind()) {
287 aPoint2D = PartSet_FeatureLinePrs::findPoint(theFeature, theX, theY);
289 else if (aKind == PartSet_FeaturePointPrs::getKind()) {
290 aPoint2D = PartSet_FeaturePointPrs::findPoint(theFeature, theX, theY);
292 else if (aKind == PartSet_FeatureCirclePrs::getKind()) {
293 aPoint2D = PartSet_FeatureCirclePrs::findPoint(theFeature, theX, theY);