Ported test_trianglemesh from upstream slic3r, thanks @lordofhyphens

1 files changed, 18 insertions, 0 deletions

diff --git a/src/libslic3r/Point.hpp b/src/libslic3r/Point.hpp
index 5f5d86aa8..dced5c02a 100644
--- a/src/libslic3r/Point.hpp
+++ b/src/libslic3r/Point.hpp
@@ -134,12 +134,30 @@ inline bool is_approx(const Point &p1, const Point &p2, coord_t epsilon = coord_
 	return d.x() < epsilon && d.y() < epsilon;
 }
 
+inline bool is_approx(const Vec2f &p1, const Vec2f &p2, float epsilon = float(EPSILON))
+{
+	Vec2f d = (p2 - p1).cwiseAbs();
+	return d.x() < epsilon && d.y() < epsilon;
+}
+
 inline bool is_approx(const Vec2d &p1, const Vec2d &p2, double epsilon = EPSILON)
 {
 	Vec2d d = (p2 - p1).cwiseAbs();
 	return d.x() < epsilon && d.y() < epsilon;
 }
 
+inline bool is_approx(const Vec3f &p1, const Vec3f &p2, float epsilon = float(EPSILON))
+{
+	Vec3f d = (p2 - p1).cwiseAbs();
+	return d.x() < epsilon && d.y() < epsilon && d.z() < epsilon;
+}
+
+inline bool is_approx(const Vec3d &p1, const Vec3d &p2, double epsilon = EPSILON)
+{
+	Vec3d d = (p2 - p1).cwiseAbs();
+	return d.x() < epsilon && d.y() < epsilon && d.z() < epsilon;
+}
+
 namespace int128 {
     // Exact orientation predicate,
     // returns +1: CCW, 0: collinear, -1: CW.