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QIDISlicer1.0.0
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sunsets
258
src/libslic3r/BoundingBox.cpp
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258
src/libslic3r/BoundingBox.cpp
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#include "BoundingBox.hpp"
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#include <algorithm>
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#include <assert.h>
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#include <Eigen/Dense>
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namespace Slic3r {
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template BoundingBoxBase<Point, Points>::BoundingBoxBase(const Points &points);
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template BoundingBoxBase<Vec2d>::BoundingBoxBase(const std::vector<Vec2d> &points);
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template BoundingBox3Base<Vec3d>::BoundingBox3Base(const std::vector<Vec3d> &points);
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void BoundingBox::polygon(Polygon* polygon) const
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{
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polygon->points = {
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this->min,
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{ this->max.x(), this->min.y() },
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this->max,
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{ this->min.x(), this->max.y() }
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};
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}
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Polygon BoundingBox::polygon() const
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{
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Polygon p;
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this->polygon(&p);
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return p;
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}
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BoundingBox BoundingBox::rotated(double angle) const
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{
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BoundingBox out;
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out.merge(this->min.rotated(angle));
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out.merge(this->max.rotated(angle));
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out.merge(Point(this->min.x(), this->max.y()).rotated(angle));
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out.merge(Point(this->max.x(), this->min.y()).rotated(angle));
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return out;
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}
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BoundingBox BoundingBox::rotated(double angle, const Point ¢er) const
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{
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BoundingBox out;
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out.merge(this->min.rotated(angle, center));
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out.merge(this->max.rotated(angle, center));
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out.merge(Point(this->min.x(), this->max.y()).rotated(angle, center));
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out.merge(Point(this->max.x(), this->min.y()).rotated(angle, center));
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return out;
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}
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template <class PointType, typename APointsType> void
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BoundingBoxBase<PointType, APointsType>::scale(double factor)
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{
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this->min *= factor;
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this->max *= factor;
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}
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template void BoundingBoxBase<Point, Points>::scale(double factor);
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template void BoundingBoxBase<Vec2d>::scale(double factor);
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template void BoundingBoxBase<Vec3d>::scale(double factor);
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template <class PointType, typename APointsType> void
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BoundingBoxBase<PointType, APointsType>::merge(const PointType &point)
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{
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if (this->defined) {
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this->min = this->min.cwiseMin(point);
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this->max = this->max.cwiseMax(point);
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} else {
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this->min = point;
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this->max = point;
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this->defined = true;
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}
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}
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template void BoundingBoxBase<Point, Points>::merge(const Point &point);
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template void BoundingBoxBase<Vec2f>::merge(const Vec2f &point);
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template void BoundingBoxBase<Vec2d>::merge(const Vec2d &point);
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template <class PointType, typename APointsType> void
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BoundingBoxBase<PointType, APointsType>::merge(const PointsType &points)
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{
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this->merge(BoundingBoxBase(points));
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}
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template void BoundingBoxBase<Point, Points>::merge(const Points &points);
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template void BoundingBoxBase<Vec2d>::merge(const Pointfs &points);
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template <class PointType, typename APointsType> void
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BoundingBoxBase<PointType, APointsType>::merge(const BoundingBoxBase<PointType, PointsType> &bb)
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{
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assert(bb.defined || bb.min.x() >= bb.max.x() || bb.min.y() >= bb.max.y());
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if (bb.defined) {
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if (this->defined) {
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this->min = this->min.cwiseMin(bb.min);
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this->max = this->max.cwiseMax(bb.max);
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} else {
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this->min = bb.min;
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this->max = bb.max;
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this->defined = true;
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}
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}
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}
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template void BoundingBoxBase<Point, Points>::merge(const BoundingBoxBase<Point, Points> &bb);
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template void BoundingBoxBase<Vec2f>::merge(const BoundingBoxBase<Vec2f> &bb);
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template void BoundingBoxBase<Vec2d>::merge(const BoundingBoxBase<Vec2d> &bb);
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template <class PointType> void
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BoundingBox3Base<PointType>::merge(const PointType &point)
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{
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if (this->defined) {
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this->min = this->min.cwiseMin(point);
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this->max = this->max.cwiseMax(point);
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} else {
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this->min = point;
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this->max = point;
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this->defined = true;
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}
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}
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template void BoundingBox3Base<Vec3f>::merge(const Vec3f &point);
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template void BoundingBox3Base<Vec3d>::merge(const Vec3d &point);
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template <class PointType> void
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BoundingBox3Base<PointType>::merge(const PointsType &points)
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{
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this->merge(BoundingBox3Base(points));
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}
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template void BoundingBox3Base<Vec3d>::merge(const Pointf3s &points);
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template <class PointType> void
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BoundingBox3Base<PointType>::merge(const BoundingBox3Base<PointType> &bb)
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{
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assert(bb.defined || bb.min.x() >= bb.max.x() || bb.min.y() >= bb.max.y() || bb.min.z() >= bb.max.z());
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if (bb.defined) {
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if (this->defined) {
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this->min = this->min.cwiseMin(bb.min);
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this->max = this->max.cwiseMax(bb.max);
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} else {
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this->min = bb.min;
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this->max = bb.max;
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this->defined = true;
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}
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}
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}
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template void BoundingBox3Base<Vec3d>::merge(const BoundingBox3Base<Vec3d> &bb);
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template <class PointType, typename APointsType> PointType
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BoundingBoxBase<PointType, APointsType>::size() const
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{
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return this->max - this->min;
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}
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template Point BoundingBoxBase<Point, Points>::size() const;
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template Vec2f BoundingBoxBase<Vec2f>::size() const;
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template Vec2d BoundingBoxBase<Vec2d>::size() const;
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template <class PointType> PointType
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BoundingBox3Base<PointType>::size() const
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{
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return this->max - this->min;
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}
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template Vec3f BoundingBox3Base<Vec3f>::size() const;
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template Vec3d BoundingBox3Base<Vec3d>::size() const;
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template <class PointType, typename APointsType> double BoundingBoxBase<PointType, APointsType>::radius() const
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{
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assert(this->defined);
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return 0.5 * (this->max - this->min).template cast<double>().norm();
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}
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template double BoundingBoxBase<Point, Points>::radius() const;
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template double BoundingBoxBase<Vec2d>::radius() const;
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template <class PointType> double BoundingBox3Base<PointType>::radius() const
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{
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return 0.5 * (this->max - this->min).template cast<double>().norm();
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}
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template double BoundingBox3Base<Vec3d>::radius() const;
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template <class PointType, typename APointsType> void
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BoundingBoxBase<PointType, APointsType>::offset(coordf_t delta)
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{
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PointType v(delta, delta);
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this->min -= v;
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this->max += v;
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}
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template void BoundingBoxBase<Point, Points>::offset(coordf_t delta);
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template void BoundingBoxBase<Vec2d>::offset(coordf_t delta);
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template <class PointType> void
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BoundingBox3Base<PointType>::offset(coordf_t delta)
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{
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PointType v(delta, delta, delta);
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this->min -= v;
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this->max += v;
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}
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template void BoundingBox3Base<Vec3d>::offset(coordf_t delta);
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template <class PointType, typename APointsType> PointType
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BoundingBoxBase<PointType, APointsType>::center() const
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{
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return (this->min + this->max) / 2;
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}
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template Point BoundingBoxBase<Point, Points>::center() const;
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template Vec2f BoundingBoxBase<Vec2f>::center() const;
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template Vec2d BoundingBoxBase<Vec2d>::center() const;
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template <class PointType> PointType
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BoundingBox3Base<PointType>::center() const
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{
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return (this->min + this->max) / 2;
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}
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template Vec3f BoundingBox3Base<Vec3f>::center() const;
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template Vec3d BoundingBox3Base<Vec3d>::center() const;
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template <class PointType> coordf_t
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BoundingBox3Base<PointType>::max_size() const
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{
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PointType s = size();
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return std::max(s.x(), std::max(s.y(), s.z()));
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}
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template coordf_t BoundingBox3Base<Vec3f>::max_size() const;
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template coordf_t BoundingBox3Base<Vec3d>::max_size() const;
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void BoundingBox::align_to_grid(const coord_t cell_size)
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{
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if (this->defined) {
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min.x() = Slic3r::align_to_grid(min.x(), cell_size);
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min.y() = Slic3r::align_to_grid(min.y(), cell_size);
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}
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}
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BoundingBoxf3 BoundingBoxf3::transformed(const Transform3d& matrix) const
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{
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typedef Eigen::Matrix<double, 3, 8, Eigen::DontAlign> Vertices;
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Vertices src_vertices;
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src_vertices(0, 0) = min.x(); src_vertices(1, 0) = min.y(); src_vertices(2, 0) = min.z();
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src_vertices(0, 1) = max.x(); src_vertices(1, 1) = min.y(); src_vertices(2, 1) = min.z();
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src_vertices(0, 2) = max.x(); src_vertices(1, 2) = max.y(); src_vertices(2, 2) = min.z();
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src_vertices(0, 3) = min.x(); src_vertices(1, 3) = max.y(); src_vertices(2, 3) = min.z();
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src_vertices(0, 4) = min.x(); src_vertices(1, 4) = min.y(); src_vertices(2, 4) = max.z();
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src_vertices(0, 5) = max.x(); src_vertices(1, 5) = min.y(); src_vertices(2, 5) = max.z();
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src_vertices(0, 6) = max.x(); src_vertices(1, 6) = max.y(); src_vertices(2, 6) = max.z();
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src_vertices(0, 7) = min.x(); src_vertices(1, 7) = max.y(); src_vertices(2, 7) = max.z();
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Vertices dst_vertices = matrix * src_vertices.colwise().homogeneous();
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Vec3d v_min(dst_vertices(0, 0), dst_vertices(1, 0), dst_vertices(2, 0));
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Vec3d v_max = v_min;
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for (int i = 1; i < 8; ++i)
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{
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for (int j = 0; j < 3; ++j)
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{
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v_min(j) = std::min(v_min(j), dst_vertices(j, i));
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v_max(j) = std::max(v_max(j), dst_vertices(j, i));
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}
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}
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return BoundingBoxf3(v_min, v_max);
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}
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}
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