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create/src/Mod/Sketcher/Gui/EditModeGeometryCoinConverter.cpp

384 lines
19 KiB
C++

/***************************************************************************
* Copyright (c) 2021 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#include <Base/Console.h>
#include <Base/Exception.h>
#include "EditModeGeometryCoinConverter.h"
#include "EditModeCoinManagerParameters.h"
#include "ViewProviderSketchCoinAttorney.h"
#include "ViewProviderSketchGeometryExtension.h"
#include "Utils.h"
using namespace SketcherGui;
EditModeGeometryCoinConverter::EditModeGeometryCoinConverter( ViewProviderSketch & vp,
GeometryLayerNodes & geometrylayernodes,
DrawingParameters & drawingparameters,
GeometryLayerParameters& geometryLayerParams,
CoinMapping & coinMap ):
viewProvider(vp),
geometryLayerNodes(geometrylayernodes),
drawingParameters(drawingparameters),
geometryLayerParameters(geometryLayerParams),
coinMapping(coinMap)
{}
void EditModeGeometryCoinConverter::convert(const Sketcher::GeoListFacade & geolistfacade)
{
// measurements
bsplineGeoIds.clear();
// end information layer
Coords.clear();
Points.clear();
Index.clear();
coinMapping.clear();
pointCounter.clear();
curveCounter.clear();
for(auto l=0; l<geometryLayerParameters.getCoinLayerCount(); l++){
Coords.emplace_back();
Points.emplace_back();
Index.emplace_back();
coinMapping.CurvIdToGeoId.emplace_back();
coinMapping.PointIdToGeoId.emplace_back();
coinMapping.PointIdToVertexId.emplace_back();
}
pointCounter.resize(geometryLayerParameters.getCoinLayerCount(),0);
curveCounter.resize(geometryLayerParameters.getCoinLayerCount(),0);
// RootPoint
// TODO: RootPoint is here added in layer0. However, this layer may be hidden. The point should,
// when that functionality is provided, be added to the first visible layer, or may even a new
// empty layer.
Points[0].emplace_back(0.,0.,0.);
coinMapping.PointIdToGeoId[0].push_back(-1); // root point
coinMapping.PointIdToVertexId[0].push_back(-1); // VertexId is the reference used for point selection/preselection
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(Sketcher::GeoElementId::RtPnt),
std::forward_as_tuple(pointCounter[0]++, 0));
auto setTracking = [this] (int geoId, int coinLayer, EditModeGeometryCoinConverter::PointsMode pointmode, int numberCurves) {
int numberPoints = 0;
if(pointmode == PointsMode::InsertSingle) {
numberPoints = 1;
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::start),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
}
else if (pointmode == PointsMode::InsertStartEnd) {
numberPoints = 2;
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::start),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::end),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
}
else if (pointmode == PointsMode::InsertMidOnly) {
numberPoints = 1;
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::mid),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
}
else if (pointmode == PointsMode::InsertStartEndMid) {
numberPoints = 3;
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::start),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::end),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::mid),
std::forward_as_tuple(pointCounter[coinLayer]++, coinLayer));
}
for(int i = 0; i < numberPoints; i++) {
coinMapping.PointIdToGeoId[coinLayer].push_back(geoId);
coinMapping.PointIdToVertexId[coinLayer].push_back(vertexCounter++);
}
if(numberCurves > 0) // insert the first segment of the curve into the map
coinMapping.GeoElementId2SetId.emplace( std::piecewise_construct,
std::forward_as_tuple(geoId, Sketcher::PointPos::none),
std::forward_as_tuple(static_cast<int>(coinMapping.CurvIdToGeoId[coinLayer].size()), coinLayer));
for(int i = 0; i < numberCurves; i++)
coinMapping.CurvIdToGeoId[coinLayer].push_back(geoId);
};
for (size_t i = 0 ; i < geolistfacade.geomlist.size()- 2; i++) {
const auto GeoId = geolistfacade.getGeoIdFromGeomListIndex(i);
const auto geom = geolistfacade.getGeometryFacadeFromGeoId(GeoId);
const auto type = geom->getGeometry()->getTypeId();
auto layerId = getSafeGeomLayerId(geom);
auto coinLayer = geometryLayerParameters.getSafeCoinLayer(layerId);
if (type == Part::GeomPoint::getClassTypeId()) { // add a point
convert< Part::GeomPoint,
EditModeGeometryCoinConverter::PointsMode::InsertSingle,
EditModeGeometryCoinConverter::CurveMode::NoCurve,
EditModeGeometryCoinConverter::AnalyseMode::BoundingBoxMagnitude>(geom, GeoId);
setTracking(GeoId, coinLayer, EditModeGeometryCoinConverter::PointsMode::InsertSingle, 0);
}
else if (type == Part::GeomLineSegment::getClassTypeId()) { // add a line
convert< Part::GeomLineSegment,
EditModeGeometryCoinConverter::PointsMode::InsertStartEnd,
EditModeGeometryCoinConverter::CurveMode::StartEndPointsOnly,
EditModeGeometryCoinConverter::AnalyseMode::BoundingBoxMagnitude>(geom, GeoId);
setTracking(GeoId, coinLayer, EditModeGeometryCoinConverter::PointsMode::InsertStartEnd, 1);
}
else if (type.isDerivedFrom(Part::GeomConic::getClassTypeId())) { // add a closed curve conic
convert< Part::GeomConic,
EditModeGeometryCoinConverter::PointsMode::InsertMidOnly,
EditModeGeometryCoinConverter::CurveMode::ClosedCurve,
EditModeGeometryCoinConverter::AnalyseMode::BoundingBoxMagnitude>(geom, GeoId);
setTracking(GeoId, coinLayer, EditModeGeometryCoinConverter::PointsMode::InsertMidOnly, 1);
}
else if (type.isDerivedFrom(Part::GeomArcOfConic::getClassTypeId())) { // add an arc of conic
convert< Part::GeomArcOfConic,
EditModeGeometryCoinConverter::PointsMode::InsertStartEndMid,
EditModeGeometryCoinConverter::CurveMode::OpenCurve,
EditModeGeometryCoinConverter::AnalyseMode::BoundingBoxMagnitude>(geom, GeoId);
setTracking(GeoId, coinLayer, EditModeGeometryCoinConverter::PointsMode::InsertStartEndMid, 1);
}
else if (type == Part::GeomBSplineCurve::getClassTypeId()) { // add a bspline (a bounded curve that is not a conic)
convert< Part::GeomBSplineCurve,
EditModeGeometryCoinConverter::PointsMode::InsertStartEnd,
EditModeGeometryCoinConverter::CurveMode::OpenCurve,
EditModeGeometryCoinConverter::AnalyseMode::BoundingBoxMagnitudeAndBSplineCurvature>(geom, GeoId);
setTracking(GeoId, coinLayer, EditModeGeometryCoinConverter::PointsMode::InsertStartEnd, 1);
bsplineGeoIds.push_back(GeoId);
}
}
for(auto l=0 ; l < geometryLayerParameters.getCoinLayerCount() ; l++) {
// Coin Nodes Editing
geometryLayerNodes.CurvesCoordinate[l]->point.setNum(Coords[l].size());
geometryLayerNodes.CurveSet[l]->numVertices.setNum(Index[l].size());
geometryLayerNodes.CurvesMaterials[l]->diffuseColor.setNum(Index[l].size());
geometryLayerNodes.PointsCoordinate[l]->point.setNum(Points[l].size());
geometryLayerNodes.PointsMaterials[l]->diffuseColor.setNum(Points[l].size());
SbVec3f *verts = geometryLayerNodes.CurvesCoordinate[l]->point.startEditing();
int32_t *index = geometryLayerNodes.CurveSet[l]->numVertices.startEditing();
SbVec3f *pverts = geometryLayerNodes.PointsCoordinate[l]->point.startEditing();
int i=0; // setting up the line set
for (std::vector<Base::Vector3d>::const_iterator it = Coords[l].begin(); it != Coords[l].end(); ++it,i++)
verts[i].setValue(it->x,it->y,
ViewProviderSketchCoinAttorney::getViewOrientationFactor(viewProvider) * drawingParameters.zLowLines);
i=0; // setting up the indexes of the line set
for (std::vector<unsigned int>::const_iterator it = Index[l].begin(); it != Index[l].end(); ++it,i++)
index[i] = *it;
i=0; // setting up the point set
for (std::vector<Base::Vector3d>::const_iterator it = Points[l].begin(); it != Points[l].end(); ++it,i++)
pverts[i].setValue(it->x,it->y,
ViewProviderSketchCoinAttorney::getViewOrientationFactor(viewProvider) * drawingParameters.zLowPoints);
geometryLayerNodes.CurvesCoordinate[l]->point.finishEditing();
geometryLayerNodes.CurveSet[l]->numVertices.finishEditing();
geometryLayerNodes.PointsCoordinate[l]->point.finishEditing();
}
}
template < typename GeoType,
EditModeGeometryCoinConverter::PointsMode pointmode,
EditModeGeometryCoinConverter::CurveMode curvemode,
EditModeGeometryCoinConverter::AnalyseMode analysemode >
void EditModeGeometryCoinConverter::convert(const Sketcher::GeometryFacade * geometryfacade, [[maybe_unused]] int geoid) {
auto geo = static_cast<const GeoType *>(geometryfacade->getGeometry());
auto layerId = getSafeGeomLayerId(geometryfacade);
auto coinLayer = geometryLayerParameters.getSafeCoinLayer(layerId);
auto addPoint = [&dMg = boundingBoxMaxMagnitude] (auto & pushvector, Base::Vector3d point) {
if constexpr (analysemode == AnalyseMode::BoundingBoxMagnitude || analysemode == AnalyseMode::BoundingBoxMagnitudeAndBSplineCurvature) {
dMg = dMg>std::abs(point.x)?dMg:std::abs(point.x);
dMg = dMg>std::abs(point.y)?dMg:std::abs(point.y);
pushvector.push_back(point);
}
};
// Points
if constexpr (pointmode == PointsMode::InsertSingle) {
addPoint(Points[coinLayer], geo->getPoint());
}
else if constexpr (pointmode == PointsMode::InsertStartEnd) {
addPoint(Points[coinLayer], geo->getStartPoint());
addPoint(Points[coinLayer], geo->getEndPoint());
}
else if constexpr (pointmode == PointsMode::InsertStartEndMid) {
// All in this group are Trimmed Curves (see Geometry.h)
addPoint(Points[coinLayer], geo->getStartPoint(/*emulateCCW=*/true));
addPoint(Points[coinLayer], geo->getEndPoint(/*emulateCCW=*/true));
addPoint(Points[coinLayer], geo->getCenter());
}
else if constexpr (pointmode == PointsMode::InsertMidOnly) {
addPoint(Points[coinLayer], geo->getCenter());
}
// Curves
if constexpr (curvemode == CurveMode::StartEndPointsOnly) {
addPoint(Coords[coinLayer], geo->getStartPoint());
addPoint(Coords[coinLayer], geo->getEndPoint());
Index[coinLayer].push_back(2);
}
else if constexpr (curvemode == CurveMode::ClosedCurve) {
int numSegments = drawingParameters.curvedEdgeCountSegments;
if constexpr (std::is_same<GeoType, Part::GeomBSplineCurve>::value)
numSegments *= geo->countKnots();
double segment = (geo->getLastParameter() - geo->getFirstParameter()) / numSegments;
for (int i=0; i < numSegments; i++) {
Base::Vector3d pnt = geo->value(i*segment);
addPoint(Coords[coinLayer], pnt);
}
Base::Vector3d pnt = geo->value(0);
addPoint(Coords[coinLayer], pnt);
Index[coinLayer].push_back(numSegments+1);
}
else if constexpr (curvemode == CurveMode::OpenCurve) {
int numSegments = drawingParameters.curvedEdgeCountSegments;
if constexpr (std::is_same<GeoType, Part::GeomBSplineCurve>::value)
numSegments *= (geo->countKnots() - 1); // one less segments than knots
double segment = (geo->getLastParameter() - geo->getFirstParameter()) / numSegments;
for (int i=0; i < numSegments; i++) {
Base::Vector3d pnt = geo->value(geo->getFirstParameter() + i*segment);
addPoint(Coords[coinLayer], pnt);
}
Base::Vector3d pnt = geo->value(geo->getLastParameter());
addPoint(Coords[coinLayer], pnt);
Index[coinLayer].push_back(numSegments+1);
if constexpr (analysemode == AnalyseMode::BoundingBoxMagnitudeAndBSplineCurvature) {
//***************************************************************************************************************
// global information gathering for geometry information layer
std::vector<Base::Vector3d> poles = geo->getPoles();
Base::Vector3d midp = Base::Vector3d(0,0,0);
for (std::vector<Base::Vector3d>::iterator it = poles.begin(); it != poles.end(); ++it) {
midp += (*it);
}
midp /= poles.size();
double firstparam = geo->getFirstParameter();
double lastparam = geo->getLastParameter();
const int ndiv = poles.size()>4?poles.size()*16:64;
double step = (lastparam - firstparam ) / (ndiv -1);
std::vector<double> paramlist(ndiv);
std::vector<Base::Vector3d> pointatcurvelist(ndiv);
std::vector<double> curvaturelist(ndiv);
std::vector<Base::Vector3d> normallist(ndiv);
double maxcurv = 0;
double maxdisttocenterofmass = 0;
for (int i = 0; i < ndiv; i++) {
paramlist[i] = firstparam + i * step;
pointatcurvelist[i] = geo->pointAtParameter(paramlist[i]);
try {
curvaturelist[i] = geo->curvatureAt(paramlist[i]);
}
catch(Base::CADKernelError &e) {
// it is "just" a visualisation matter OCC could not calculate the curvature
// terminating here would mean that the other shapes would not be drawn.
// Solution: Report the issue and set dummy curvature to 0
e.ReportException();
Base::Console().Error("Curvature graph for B-Spline with GeoId=%d could not be calculated.\n", geoid); // TODO: Fix identification of curve.
curvaturelist[i] = 0;
}
if (curvaturelist[i] > maxcurv)
maxcurv = curvaturelist[i];
double tempf = ( pointatcurvelist[i] - midp ).Length();
if (tempf > maxdisttocenterofmass)
maxdisttocenterofmass = tempf;
}
double temprepscale = 0;
if (maxcurv > 0)
temprepscale = (0.5 * maxdisttocenterofmass) / maxcurv; // just a factor to make a comb reasonably visible
if (temprepscale > combrepscale)
combrepscale = temprepscale;
}
}
}
float EditModeGeometryCoinConverter::getBoundingBoxMaxMagnitude()
{
return boundingBoxMaxMagnitude;
}
double EditModeGeometryCoinConverter::getCombRepresentationScale()
{
return combrepscale;
}