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Improve angle constraint rendering.

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This commit is contained in:
Paddle
2023-11-24 09:42:28 +01:00
committed by Chris Hennes
parent 232cdfa89e
commit 215870ca8c
1 changed files with 38 additions and 19 deletions
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57
src/Mod/Sketcher/Gui/EditModeConstraintCoinManager.cpp
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@@ -1175,7 +1175,10 @@ Restart:
|| Constr->Second == GeoEnum::GeoUndef);
SbVec3f p0;
double distance = Constr->LabelDistance;
double startangle, range;
double endLineLength1 = 0.0;
double endLineLength2 = 0.0;
if (Constr->Second != GeoEnum::GeoUndef) {
Base::Vector3d dir1, dir2;
if (Constr->Third == GeoEnum::GeoUndef) { // angle between two lines
@@ -1183,27 +1186,29 @@ Restart:
geolistfacade.getGeometryFromGeoId(Constr->First);
const Part::Geometry* geo2 =
geolistfacade.getGeometryFromGeoId(Constr->Second);
if (geo1->getTypeId() != Part::GeomLineSegment::getClassTypeId()
|| geo2->getTypeId() != Part::GeomLineSegment::getClassTypeId()) {
if (!isLineSegment(*geo1) || !isLineSegment(*geo2)) {
break;
}
const Part::GeomLineSegment* lineSeg1 =
static_cast<const Part::GeomLineSegment*>(geo1);
const Part::GeomLineSegment* lineSeg2 =
static_cast<const Part::GeomLineSegment*>(geo2);
auto* line1 = static_cast<const Part::GeomLineSegment*>(geo1);
auto* line2 = static_cast<const Part::GeomLineSegment*>(geo2);
bool flip1 = (Constr->FirstPos == PointPos::end);
bool flip2 = (Constr->SecondPos == PointPos::end);
dir1 = (flip1 ? -1. : 1.)
* (lineSeg1->getEndPoint() - lineSeg1->getStartPoint());
* (line1->getEndPoint() - line1->getStartPoint()).Normalize();
dir2 = (flip2 ? -1. : 1.)
* (lineSeg2->getEndPoint() - lineSeg2->getStartPoint());
* (line2->getEndPoint() - line2->getStartPoint()).Normalize();
Base::Vector3d pnt1 =
flip1 ? lineSeg1->getEndPoint() : lineSeg1->getStartPoint();
flip1 ? line1->getEndPoint() : line1->getStartPoint();
Base::Vector3d pnt2 =
flip2 ? lineSeg2->getEndPoint() : lineSeg2->getStartPoint();
flip2 ? line2->getEndPoint() : line2->getStartPoint();
Base::Vector3d pnt12 =
flip1 ? line1->getStartPoint() : line1->getEndPoint();
Base::Vector3d pnt22 =
flip2 ? line2->getStartPoint() : line2->getEndPoint();
// line-line intersection
Base::Vector3d intersection;
{
double det = dir1.x * dir2.y - dir1.y * dir2.x;
if ((det > 0 ? det : -det) < 1e-10) {
@@ -1211,19 +1216,19 @@ Restart:
// center of the point pairs with the shortest distance is
// used
Base::Vector3d p1[2], p2[2];
p1[0] = lineSeg1->getStartPoint();
p1[1] = lineSeg1->getEndPoint();
p2[0] = lineSeg2->getStartPoint();
p2[1] = lineSeg2->getEndPoint();
p1[0] = line1->getStartPoint();
p1[1] = line1->getEndPoint();
p2[0] = line2->getStartPoint();
p2[1] = line2->getEndPoint();
double length = DBL_MAX;
for (int i = 0; i <= 1; i++) {
for (int j = 0; j <= 1; j++) {
double tmp = (p2[j] - p1[i]).Length();
if (tmp < length) {
length = tmp;
p0.setValue((p2[j].x + p1[i].x) / 2,
(p2[j].y + p1[i].y) / 2,
0);
double x = (p2[j].x + p1[i].x) / 2;
double y = (p2[j].y + p1[i].y) / 2;
intersection = Base::Vector3d(x, y, 0.);
}
}
}
@@ -1233,12 +1238,24 @@ Restart:
double c2 = dir2.y * pnt2.x - dir2.x * pnt2.y;
double x = (dir1.x * c2 - dir2.x * c1) / det;
double y = (dir1.y * c2 - dir2.y * c1) / det;
p0 = SbVec3f(x, y, 0);
intersection = Base::Vector3d(x, y, 0.);
}
}
p0.setValue(intersection.x, intersection.y, 0.);
range = Constr->getValue(); // WYSIWYG
startangle = atan2(dir1.y, dir1.x);
Base::Vector3d vl1 = dir1 * 2 * distance - (pnt1 - intersection);
Base::Vector3d vl2 = dir2 * 2 * distance - (pnt2 - intersection);
Base::Vector3d vl12 = dir1 * 2 * distance - (pnt12 - intersection);
Base::Vector3d vl22 = dir2 * 2 * distance - (pnt22 - intersection);
endLineLength1 = vl12.Dot(dir1) > 0 ? vl12.Length()
: vl1.Dot(dir1) < 0 ? -vl1.Length()
: 0.0;
endLineLength2 = vl22.Dot(dir2) > 0 ? vl22.Length()
: vl2.Dot(dir2) < 0 ? -vl2.Length()
: 0.0;
}
else { // angle-via-point
Base::Vector3d p =
@@ -1295,9 +1312,11 @@ Restart:
asciiText->string =
SbString(getPresentationString(Constr).toUtf8().constData());
asciiText->datumtype = SoDatumLabel::ANGLE;
asciiText->param1 = Constr->LabelDistance;
asciiText->param1 = distance;
asciiText->param2 = startangle;
asciiText->param3 = range;
asciiText->param4 = endLineLength1;
asciiText->param5 = endLineLength2;
asciiText->pnts.setNum(2);
SbVec3f* verts = asciiText->pnts.startEditing();