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First phase of SketchSolver refactoring
[modules/shaper.git] / src / SketchSolver / SketchSolver_Builder.cpp
index 78bfc59bb19eff477c4c13b367ec68f81425fe58..c01e8817a418d2951a545b288dc6c7a3e3d5881d 100644 (file)
@@ -5,66 +5,40 @@
 // Author:  Artem ZHIDKOV
 
 #include "SketchSolver_Builder.h"
-#include <SketchPlugin_ConstraintAngle.h>
+#include <SketchSolver_Constraint.h>
 #include <SketchSolver_ConstraintAngle.h>
 #include <SketchSolver_ConstraintCoincidence.h>
 #include <SketchSolver_ConstraintDistance.h>
 #include <SketchSolver_ConstraintEqual.h>
-#include <SketchSolver_ConstraintFillet.h>
+#include <SketchSolver_ConstraintFixed.h>
 #include <SketchSolver_ConstraintLength.h>
 #include <SketchSolver_ConstraintMirror.h>
-#include <SketchSolver_ConstraintRigid.h>
 #include <SketchSolver_ConstraintTangent.h>
 #include <SketchSolver_ConstraintMultiRotation.h>
 #include <SketchSolver_ConstraintMultiTranslation.h>
 #include <SketchSolver_ConstraintMovement.h>
-#include <SketchSolver_ConstraintParametric.h>
-#include <SketchSolver_Error.h>
 
-#include <GeomAPI_Edge.h>
-#include <GeomDataAPI_Dir.h>
-#include <GeomDataAPI_Point.h>
-#include <GeomDataAPI_Point2D.h>
+#ifdef _DEBUG
 #include <Events_Error.h>
-#include <ModelAPI_Attribute.h>
-#include <ModelAPI_AttributeDouble.h>
-#include <ModelAPI_AttributeRefAttr.h>
 #include <ModelAPI_AttributeRefList.h>
 #include <ModelAPI_ResultConstruction.h>
+#include <SketchSolver_Error.h>
+#endif
 
-#include <SketchPlugin_Arc.h>
-#include <SketchPlugin_Circle.h>
-#include <SketchPlugin_Line.h>
-#include <SketchPlugin_Point.h>
+#include <SketchPlugin_ConstraintAngle.h>
 #include <SketchPlugin_ConstraintCoincidence.h>
 #include <SketchPlugin_ConstraintDistance.h>
 #include <SketchPlugin_ConstraintEqual.h>
-#include <SketchPlugin_ConstraintFillet.h>
-#include <SketchPlugin_ConstraintHorizontal.h>
 #include <SketchPlugin_ConstraintLength.h>
 #include <SketchPlugin_ConstraintMirror.h>
-#include <SketchPlugin_ConstraintParallel.h>
-#include <SketchPlugin_ConstraintPerpendicular.h>
-#include <SketchPlugin_ConstraintRadius.h>
 #include <SketchPlugin_ConstraintRigid.h>
 #include <SketchPlugin_ConstraintTangent.h>
-#include <SketchPlugin_ConstraintVertical.h>
 #include <SketchPlugin_MultiRotation.h>
 #include <SketchPlugin_MultiTranslation.h>
 
 #include <math.h>
 
-// Initialization of constraint builder self pointer
-SketchSolver_Builder* SketchSolver_Builder::mySelf = 0;
-
-SketchSolver_Builder* SketchSolver_Builder::getInstance()
-{
-  if (!mySelf)
-    mySelf = new SketchSolver_Builder();
-  return mySelf;
-}
-
-SolverConstraintPtr SketchSolver_Builder::createConstraint(ConstraintPtr theConstraint)
+SolverConstraintPtr SketchSolver_Builder::createConstraint(ConstraintPtr theConstraint) const
 {
   SolverConstraintPtr aResult;
   DataPtr aData = theConstraint->data();
@@ -106,26 +80,14 @@ SolverConstraintPtr SketchSolver_Builder::createConstraint(ConstraintPtr theCons
     return SolverConstraintPtr(new SketchSolver_ConstraintDistance(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintEqual::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintEqual(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintFillet::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintFillet(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintHorizontal::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintHorizontal(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintLength(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintMirror::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintMirror(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintParallel::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintParallel(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintPerpendicular::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintPerpendicular(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintRadius::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintRadius(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintTangent::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintTangent(theConstraint));
-  } else if (theConstraint->getKind() == SketchPlugin_ConstraintVertical::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintVertical(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintRigid::ID()) {
-    return SolverConstraintPtr(new SketchSolver_ConstraintRigid(theConstraint));
+    return SolverConstraintPtr(new SketchSolver_ConstraintFixed(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_MultiTranslation::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintMultiTranslation(theConstraint));
   } else if (theConstraint->getKind() == SketchPlugin_MultiRotation::ID()) {
@@ -133,18 +95,19 @@ SolverConstraintPtr SketchSolver_Builder::createConstraint(ConstraintPtr theCons
   } else if (theConstraint->getKind() == SketchPlugin_ConstraintAngle::ID()) {
     return SolverConstraintPtr(new SketchSolver_ConstraintAngle(theConstraint));
   }
-  return aResult;
+  // All other types of constraints
+  return SolverConstraintPtr(new SketchSolver_Constraint(theConstraint));
 }
 
-SolverConstraintPtr SketchSolver_Builder::createRigidConstraint(FeaturePtr theFixedFeature)
+SolverConstraintPtr SketchSolver_Builder::createFixedConstraint(FeaturePtr theFixedFeature) const
 {
   DataPtr aData = theFixedFeature->data();
   if (!aData || !aData->isValid())
     return SolverConstraintPtr();
-  return SolverConstraintPtr(new SketchSolver_ConstraintRigid(theFixedFeature));
+  return SolverConstraintPtr(new SketchSolver_ConstraintFixed(theFixedFeature));
 }
 
-SolverConstraintPtr SketchSolver_Builder::createMovementConstraint(FeaturePtr theFixedFeature)
+SolverConstraintPtr SketchSolver_Builder::createMovementConstraint(FeaturePtr theFixedFeature) const
 {
   DataPtr aData = theFixedFeature->data();
   if (!aData || !aData->isValid())
@@ -152,185 +115,35 @@ SolverConstraintPtr SketchSolver_Builder::createMovementConstraint(FeaturePtr th
   return SolverConstraintPtr(new SketchSolver_ConstraintMovement(theFixedFeature));
 }
 
-SolverConstraintPtr SketchSolver_Builder::createParametricConstraint(AttributePtr theAttribute)
+std::shared_ptr<GeomAPI_Pnt2d> SketchSolver_Builder::point(EntityWrapperPtr theEntity) const
 {
-  return SolverConstraintPtr(new SketchSolver_ConstraintParametric(theAttribute));
+  if (theEntity->type() != ENTITY_POINT)
+    return std::shared_ptr<GeomAPI_Pnt2d>();
+
+  double aXY[2];
+  std::list<ParameterWrapperPtr> aParams = theEntity->parameters();
+  std::list<ParameterWrapperPtr>::const_iterator anIt = aParams.begin();
+  for (int i = 0; i < 2 && anIt != aParams.end(); ++i, ++anIt)
+    aXY[i] = (*anIt)->value();
+  if (anIt != aParams.end())
+    return std::shared_ptr<GeomAPI_Pnt2d>();
+
+  return std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aXY[0], aXY[1]));
 }
 
-
-
-bool SketchSolver_Builder::createWorkplane(
-    CompositeFeaturePtr theSketch,
-    std::vector<Slvs_Entity>& theEntities,
-    std::vector<Slvs_Param>& theParameters)
+std::shared_ptr<GeomAPI_Lin2d> SketchSolver_Builder::line(EntityWrapperPtr theEntity) const
 {
-  DataPtr aSketchData = theSketch->data();
-  if (!aSketchData || !aSketchData->isValid())
-    return false; // the sketch is incorrect
-
-  // Get parameters of workplane
-  std::shared_ptr<ModelAPI_Attribute> aDirX = aSketchData->attribute(
-      SketchPlugin_Sketch::DIRX_ID());
-  std::shared_ptr<ModelAPI_Attribute> aNorm = aSketchData->attribute(
-      SketchPlugin_Sketch::NORM_ID());
-  std::shared_ptr<ModelAPI_Attribute> anOrigin = aSketchData->attribute(
-      SketchPlugin_Sketch::ORIGIN_ID());
-  // Create SolveSpace entity corresponding to the sketch origin
-  if (!createEntity(anOrigin, theEntities, theParameters))
-    return false;
-  Slvs_hEntity anOriginID = theEntities.back().h;
-  // Create SolveSpace entity corresponding the the sketch normal
-  if (!createNormal(aNorm, aDirX, theEntities, theParameters))
-    return false;
-  Slvs_hEntity aNormalID = theEntities.back().h;
-
-  // Create workplane
-  Slvs_hEntity aWorkplaneID = theEntities.back().h + 1;
-  Slvs_Entity aWorkplane = Slvs_MakeWorkplane(aWorkplaneID, SLVS_G_UNKNOWN, anOriginID, aNormalID);
-  theEntities.push_back(aWorkplane);
-  return true;
+  if (theEntity->type() != ENTITY_LINE)
+    return std::shared_ptr<GeomAPI_Lin2d>();
+
+  std::shared_ptr<GeomAPI_Pnt2d> aPoints[2];
+  std::list<EntityWrapperPtr> aSubs = theEntity->subEntities();
+  std::list<EntityWrapperPtr>::const_iterator anIt = aSubs.begin();
+  for (int i = 0; i < 2 && anIt != aSubs.end(); ++i, ++anIt)
+    aPoints[i] = point(*anIt);
+  if (anIt != aSubs.end())
+    return std::shared_ptr<GeomAPI_Lin2d>();
+
+  return std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aPoints[0], aPoints[1]));
 }
 
-bool SketchSolver_Builder::createEntity(
-    AttributePtr theAttribute,
-    std::vector<Slvs_Entity>& theEntities,
-    std::vector<Slvs_Param>& theParameters)
-{
-  Slvs_hEntity anEntID = theEntities.empty() ? 0 : theEntities.back().h;
-  Slvs_hParam aParamID = theParameters.empty() ? 0 : theParameters.back().h;
-
-  // Point in 3D
-  std::shared_ptr<GeomDataAPI_Point> aPoint =
-      std::dynamic_pointer_cast<GeomDataAPI_Point>(theAttribute);
-  if (aPoint) {
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aPoint->x()));
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aPoint->y()));
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aPoint->z()));
-    theEntities.push_back(Slvs_MakePoint3d(++anEntID, SLVS_G_UNKNOWN,
-        aParamID-2, aParamID-1, aParamID));
-    return true;
-  }
-  // Point in 2D
-  std::shared_ptr<GeomDataAPI_Point2D> aPoint2D =
-    std::dynamic_pointer_cast<GeomDataAPI_Point2D>(theAttribute);
-  if (aPoint2D) {
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aPoint2D->x()));
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aPoint2D->y()));
-    theEntities.push_back(Slvs_MakePoint2d(++anEntID, SLVS_G_UNKNOWN, SLVS_E_UNKNOWN,
-      aParamID-1, aParamID));
-    return true;
-  }
-  // Scalar value (used for the distance entities)
-  AttributeDoublePtr aScalar = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(theAttribute);
-  if (aScalar) {
-    theParameters.push_back(Slvs_MakeParam(++aParamID, SLVS_G_UNKNOWN, aScalar->value()));
-    theEntities.push_back(Slvs_MakeDistance(++anEntID, SLVS_G_UNKNOWN,
-      SLVS_E_UNKNOWN, aParamID));
-    return true;
-  }
-  // unknown attribute type
-  return false;
-}
-
-bool SketchSolver_Builder::createEntity(
-    FeaturePtr theFeature,
-    std::vector<Slvs_Entity>& theEntities,
-    std::vector<Slvs_Param>& theParameters)
-{
-  if (!theFeature->data()->isValid())
-    return false;
-
-  // SketchPlugin features
-  std::shared_ptr<SketchPlugin_Feature> aFeature = std::dynamic_pointer_cast<
-      SketchPlugin_Feature>(theFeature);
-  if (!aFeature)
-    return false;
-
-  // Verify the feature by its kind
-  const std::string& aFeatureKind = aFeature->getKind();
-  DataPtr aData = aFeature->data();
-  // Line
-  if (aFeatureKind == SketchPlugin_Line::ID()) {
-    AttributePtr aStart = aData->attribute(SketchPlugin_Line::START_ID());
-    AttributePtr aEnd = aData->attribute(SketchPlugin_Line::END_ID());
-    if (!aStart->isInitialized() || !aEnd->isInitialized())
-      return false;
-    if (!createEntity(aStart, theEntities, theParameters) ||
-        !createEntity(aEnd, theEntities, theParameters))
-      return false;
-    Slvs_hEntity aLineID = theEntities.back().h + 1;
-    theEntities.push_back(Slvs_MakeLineSegment(aLineID, SLVS_G_UNKNOWN, SLVS_E_UNKNOWN,
-        aLineID-2, aLineID-1));
-  }
-  // Circle
-  else if (aFeatureKind == SketchPlugin_Circle::ID()) {
-    AttributePtr aCenter = aData->attribute(SketchPlugin_Circle::CENTER_ID());
-    AttributePtr aRadius = aData->attribute(SketchPlugin_Circle::RADIUS_ID());
-    if (!aCenter->isInitialized() || !aRadius->isInitialized())
-      return false;
-    if (!createEntity(aCenter, theEntities, theParameters) ||
-        !createEntity(aRadius, theEntities, theParameters))
-      return false;
-    Slvs_hEntity aCircID = theEntities.back().h;
-    theEntities.push_back(Slvs_MakeCircle(aCircID, SLVS_G_UNKNOWN, SLVS_E_UNKNOWN, aCircID-2,
-      SLVS_E_UNKNOWN, aCircID-1));
-  }
-  // Arc
-  else if (aFeatureKind == SketchPlugin_Arc::ID()) {
-    AttributePtr aCenter = aData->attribute(SketchPlugin_Arc::CENTER_ID());
-    AttributePtr aStart = aData->attribute(SketchPlugin_Arc::START_ID());
-    AttributePtr aEnd = aData->attribute(SketchPlugin_Arc::END_ID());
-    if (!aCenter->isInitialized() || !aStart->isInitialized() || !aEnd->isInitialized())
-      return false;
-    if (!createEntity(aCenter, theEntities, theParameters) ||
-        !createEntity(aStart, theEntities, theParameters) ||
-        !createEntity(aEnd, theEntities, theParameters))
-      return false;
-    Slvs_hEntity anArcID = theEntities.back().h;
-    theEntities.push_back(Slvs_MakeArcOfCircle(anArcID, SLVS_G_UNKNOWN, SLVS_E_UNKNOWN,
-        SLVS_E_UNKNOWN, anArcID-3, anArcID-2, anArcID-1));
-  }
-  // Point (it has low probability to be an attribute of constraint, so it is checked at the end)
-  else if (aFeatureKind == SketchPlugin_Point::ID()) {
-    AttributePtr aPoint = aData->attribute(SketchPlugin_Point::COORD_ID());
-    if (!aPoint->isInitialized() ||
-        !createEntity(aPoint, theEntities, theParameters))
-      return false;
-    // Both the sketch point and its attribute (coordinates) link to the same SolveSpace point identifier.
-    // No need to add another entity.
-  }
-  return true;
-}
-
-bool SketchSolver_Builder::createNormal(
-    AttributePtr theNormal,
-    AttributePtr theDirX,
-    std::vector<Slvs_Entity>& theEntities,
-    std::vector<Slvs_Param>& theParameters)
-{
-  std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(theNormal);
-  std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(theDirX);
-  if (!aDirX || (fabs(aDirX->x()) + fabs(aDirX->y()) + fabs(aDirX->z()) < tolerance) || 
-      !aNorm->isInitialized())
-    return false;
-  // calculate Y direction
-  std::shared_ptr<GeomAPI_Dir> aDirY(new GeomAPI_Dir(aNorm->dir()->cross(aDirX->dir())));
-
-  // quaternion parameters of normal vector
-  double qw, qx, qy, qz;
-  Slvs_MakeQuaternion(aDirX->x(), aDirX->y(), aDirX->z(), aDirY->x(), aDirY->y(), aDirY->z(), &qw,
-                      &qx, &qy, &qz);
-  double aNormCoord[4] = { qw, qx, qy, qz };
-
-  // Create parameters of the normal
-  Slvs_hParam aCurParam = theParameters.back().h;
-  for (int i = 0; i < 4; i++)
-    theParameters.push_back(Slvs_MakeParam(++aCurParam, SLVS_G_UNKNOWN, aNormCoord[i]));
-
-  // Create a normal
-  Slvs_hEntity aCurEntity = theEntities.back().h + 1;
-  Slvs_Entity aNormal = Slvs_MakeNormal3d(aCurEntity, SLVS_G_UNKNOWN,
-      aCurParam-3, aCurParam-2, aCurParam-1, aCurParam);
-  theEntities.push_back(aNormal);
-  return true;
-}