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Fixed a bug in the hole-aware raycaster

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This commit is contained in:
Lukas Matena 2020-01-17 16:01:49 +01:00
parent 49678fe418
commit d8f2c8cdab
2 changed files with 36 additions and 1 deletions
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5
src/libslic3r/SLA/Hollowing.cpp
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@ -223,7 +223,10 @@ bool DrainHole::get_intersections(const Vec3f& s, const Vec3f& dir,
// they are on the cylinder and not past it:
for (int i=-1; i<=1 && found !=2; i+=2) {
Vec3f isect = closest + i*dist * projected_ray.direction();
float par = (isect-proj_origin).norm() / par_scale;
Vec3f to_isect = isect-proj_origin;
float par = to_isect.norm() / par_scale;
if (to_isect.normalized().dot(proj_dir.normalized()) < 0.f)
par *= -1.f;
Vec3d hit_normal = (pos-isect).normalized().cast<double>();
isect = ray.pointAt(par);
// check that the intersection is between the base planes: