diff options
Diffstat (limited to 'xs/src/libslic3r/Geometry.hpp')
| -rw-r--r-- | xs/src/libslic3r/Geometry.hpp | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/xs/src/libslic3r/Geometry.hpp b/xs/src/libslic3r/Geometry.hpp index c2c3dc8b7..3698b996f 100644 --- a/xs/src/libslic3r/Geometry.hpp +++ b/xs/src/libslic3r/Geometry.hpp @@ -30,9 +30,9 @@ enum Orientation static inline Orientation orient(const Point &a, const Point &b, const Point &c) { // BOOST_STATIC_ASSERT(sizeof(coord_t) * 2 == sizeof(int64_t)); - int64_t u = int64_t(b.x) * int64_t(c.y) - int64_t(b.y) * int64_t(c.x); - int64_t v = int64_t(a.x) * int64_t(c.y) - int64_t(a.y) * int64_t(c.x); - int64_t w = int64_t(a.x) * int64_t(b.y) - int64_t(a.y) * int64_t(b.x); + int64_t u = int64_t(b(0)) * int64_t(c(1)) - int64_t(b(1)) * int64_t(c(0)); + int64_t v = int64_t(a(0)) * int64_t(c(1)) - int64_t(a(1)) * int64_t(c(0)); + int64_t w = int64_t(a(0)) * int64_t(b(1)) - int64_t(a(1)) * int64_t(b(0)); int64_t d = u - v + w; return (d > 0) ? ORIENTATION_CCW : ((d == 0) ? ORIENTATION_COLINEAR : ORIENTATION_CW); } @@ -52,7 +52,7 @@ static inline bool is_ccw(const Polygon &poly) for (unsigned int i = 1; i < poly.points.size(); ++ i) { const Point &pmin = poly.points[imin]; const Point &p = poly.points[i]; - if (p.x < pmin.x || (p.x == pmin.x && p.y < pmin.y)) + if (p(0) < pmin(0) || (p(0) == pmin(0) && p(1) < pmin(1))) imin = i; } @@ -66,26 +66,26 @@ static inline bool is_ccw(const Polygon &poly) return o == ORIENTATION_CCW; } -inline bool ray_ray_intersection(const Pointf &p1, const Vectorf &v1, const Pointf &p2, const Vectorf &v2, Pointf &res) +inline bool ray_ray_intersection(const Vec2d &p1, const Vec2d &v1, const Vec2d &p2, const Vec2d &v2, Vec2d &res) { - double denom = v1.x * v2.y - v2.x * v1.y; + double denom = v1(0) * v2(1) - v2(0) * v1(1); if (std::abs(denom) < EPSILON) return false; - double t = (v2.x * (p1.y - p2.y) - v2.y * (p1.x - p2.x)) / denom; - res.x = p1.x + t * v1.x; - res.y = p1.y + t * v1.y; + double t = (v2(0) * (p1(1) - p2(1)) - v2(1) * (p1(0) - p2(0))) / denom; + res(0) = p1(0) + t * v1(0); + res(1) = p1(1) + t * v1(1); return true; } -inline bool segment_segment_intersection(const Pointf &p1, const Vectorf &v1, const Pointf &p2, const Vectorf &v2, Pointf &res) +inline bool segment_segment_intersection(const Vec2d &p1, const Vec2d &v1, const Vec2d &p2, const Vec2d &v2, Vec2d &res) { - double denom = v1.x * v2.y - v2.x * v1.y; + double denom = v1(0) * v2(1) - v2(0) * v1(1); if (std::abs(denom) < EPSILON) // Lines are collinear. return false; - double s12_x = p1.x - p2.x; - double s12_y = p1.y - p2.y; - double s_numer = v1.x * s12_y - v1.y * s12_x; + double s12_x = p1(0) - p2(0); + double s12_y = p1(1) - p2(1); + double s_numer = v1(0) * s12_y - v1(1) * s12_x; bool denom_is_positive = false; if (denom < 0.) { denom_is_positive = true; @@ -95,7 +95,7 @@ inline bool segment_segment_intersection(const Pointf &p1, const Vectorf &v1, co if (s_numer < 0.) // Intersection outside of the 1st segment. return false; - double t_numer = v2.x * s12_y - v2.y * s12_x; + double t_numer = v2(0) * s12_y - v2(1) * s12_x; if (! denom_is_positive) t_numer = - t_numer; if (t_numer < 0. || s_numer > denom || t_numer > denom) @@ -103,13 +103,15 @@ inline bool segment_segment_intersection(const Pointf &p1, const Vectorf &v1, co return false; // Intersection inside both of the segments. double t = t_numer / denom; - res.x = p1.x + t * v1.x; - res.y = p1.y + t * v1.y; + res(0) = p1(0) + t * v1(0); + res(1) = p1(1) + t * v1(1); return true; } +Pointf3s convex_hull(Pointf3s points); Polygon convex_hull(Points points); Polygon convex_hull(const Polygons &polygons); + void chained_path(const Points &points, std::vector<Points::size_type> &retval, Point start_near); void chained_path(const Points &points, std::vector<Points::size_type> &retval); template<class T> void chained_path_items(Points &points, T &items, T &retval); @@ -123,7 +125,7 @@ void simplify_polygons(const Polygons &polygons, double tolerance, Polygons* ret double linint(double value, double oldmin, double oldmax, double newmin, double newmax); bool arrange( // input - size_t num_parts, const Pointf &part_size, coordf_t gap, const BoundingBoxf* bed_bounding_box, + size_t num_parts, const Vec2d &part_size, coordf_t gap, const BoundingBoxf* bed_bounding_box, // output Pointfs &positions); |