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Z profiles

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This commit is contained in:
Ken Arroyo Ohori
2017-03-09 16:55:33 -06:00
parent 3e918180d2
commit 3972727f9d
2 changed files with 78 additions and 0 deletions
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src/ifcgeom/kernels/cgal/CgalEntityMapping.h
+1
View File
@@ -65,6 +65,7 @@ FACE(IfcIShapeProfileDef);
FACE(IfcLShapeProfileDef);
FACE(IfcTShapeProfileDef);
FACE(IfcUShapeProfileDef);
FACE(IfcZShapeProfileDef);
WIRE(IfcEdgeLoop);
WIRE(IfcOrientedEdge);
src/ifcgeom/kernels/cgal/CgalIfcGeomFaces.cpp
+77
View File
@@ -879,3 +879,80 @@ bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcUShapeProfileDef* l, cgal_
return true;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcZShapeProfileDef* l, cgal_face_t& face) {
const double x = l->FlangeWidth() * getValue(GV_LENGTH_UNIT);
const double y = l->Depth() / 2.0f * getValue(GV_LENGTH_UNIT);
const double dx = l->WebThickness() / 2.0f * getValue(GV_LENGTH_UNIT);
const double dy = l->FlangeThickness() * getValue(GV_LENGTH_UNIT);
bool doFillet = l->hasFilletRadius();
bool doEdgeFillet = l->hasEdgeRadius();
double f1 = 0.;
double f2 = 0.;
if ( doFillet ) {
f1 = l->FilletRadius() * getValue(GV_LENGTH_UNIT);
}
if ( doEdgeFillet ) {
f2 = l->EdgeRadius() * getValue(GV_LENGTH_UNIT);
}
if ( x == 0.0f || y == 0.0f || dx == 0.0f || dy == 0.0f ) {
Logger::Message(Logger::LOG_NOTICE,"Skipping zero sized profile:",l->entity);
return false;
}
cgal_placement_t trsf2d;
bool has_position = true;
#ifdef USE_IFC4
has_position = l->hasPosition();
#endif
const int segments = 3;
face = cgal_face_t();
face.outer.push_back(Kernel::Point_3(-dx, -y, 0.0));
face.outer.push_back(Kernel::Point_3(x, -y, 0.0));
if (f2 == 0.0) {
face.outer.push_back(Kernel::Point_3(x, -y+dy, 0.0));
} else {
for (int current_segment = 0; current_segment <= segments; ++current_segment) {
double current_angle = current_segment*0.5*3.141592653589793/((double)segments);
face.outer.push_back(Kernel::Point_3(x-f2+f2*cos(current_angle), -y+dy-f2+f2*sin(current_angle), 0));
}
} if (f1 == 0.0) {
face.outer.push_back(Kernel::Point_3(dx, -y+dy, 0.0));
} else {
for (int current_segment = segments; current_segment >= 0; --current_segment) {
double current_angle = 1.0*3.141592653589793+current_segment*0.5*3.141592653589793/((double)segments);
face.outer.push_back(Kernel::Point_3(dx+f1+f1*cos(current_angle), -y+dy+f1+f1*sin(current_angle), 0));
}
} face.outer.push_back(Kernel::Point_3(dx, y, 0.0));
face.outer.push_back(Kernel::Point_3(-x, y, 0.0));
if (f2 == 0.0) {
face.outer.push_back(Kernel::Point_3(-x, y-dy, 0.0));
} else {
for (int current_segment = 0; current_segment <= segments; ++current_segment) {
double current_angle = 1.0*3.141592653589793+current_segment*0.5*3.141592653589793/((double)segments);
face.outer.push_back(Kernel::Point_3(-x+f2+f2*cos(current_angle), y-dy+f2+f2*sin(current_angle), 0));
}
} if (f1 == 0.0) {
face.outer.push_back(Kernel::Point_3(-dx, y-dy, 0.0));
} else {
for (int current_segment = segments; current_segment >= 0; --current_segment) {
double current_angle = current_segment*0.5*3.141592653589793/((double)segments);
face.outer.push_back(Kernel::Point_3(-dx-f1+f1*cos(current_angle), y-dy-f1+f1*sin(current_angle), 0));
}
}
if (has_position) {
IfcGeom::CgalKernel::convert(l->Position(), trsf2d);
for (auto &vertex: face.outer) {
vertex = vertex.transform(trsf2d);
}
}
return true;
}