3DPrinting/PrusaSlicer-NonPlainar
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Merge branch 'tm_branching_tree_fixes_SPE-1224'

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This commit is contained in:
tamasmeszaros 2023-01-18 13:55:48 +01:00
commit ef8b9f51cf
1 changed files with 12 additions and 6 deletions
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18
src/libslic3r/SLA/SupportTreeUtils.hpp
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@ -31,7 +31,7 @@ using Slic3r::Geometry::spheric_to_dir;
// https://math.stackexchange.com/questions/73237/parametric-equation-of-a-circle-in-3d-space
template<size_t N>
class PointRing {
std::array<double, N> m_phis;
std::array<double, N - 1> m_phis;
// Two vectors that will be perpendicular to each other and to the
// axis. Values for a(X) and a(Y) are now arbitrary, a(Z) is just a
@ -51,7 +51,7 @@ class PointRing {
public:
PointRing(const Vec3d &n) : m_phis{linspace_array<N>(0., 2 * PI)}
PointRing(const Vec3d &n) : m_phis{linspace_array<N - 1>(0., 2 * PI)}
{
// We have to address the case when the direction vector v (same as
// dir) is coincident with one of the world axes. In this case two of
@ -70,7 +70,10 @@ public:
Vec3d get(size_t idx, const Vec3d &src, double r) const
{
double phi = m_phis[idx];
if (idx == 0)
return src;
double phi = m_phis[idx - 1];
double sinphi = std::sin(phi);
double cosphi = std::cos(phi);
@ -137,9 +140,9 @@ struct Beam_ { // Defines a set of rays displaced along a cone's surface
{}
};
using Beam = Beam_<8>;
using Beam = Beam_<>;
template<class Ex, size_t RayCount = 8>
template<class Ex, size_t RayCount = Beam::SAMPLES>
Hit beam_mesh_hit(Ex policy,
const AABBMesh &mesh,
const Beam_<RayCount> &beam,
@ -196,7 +199,10 @@ Hit pinhead_mesh_hit(Ex ex,
double width,
double sd)
{
static const size_t SAMPLES = 8;
// Support tree generation speed depends heavily on this value. 8 is almost
// ok, but to prevent rare cases of collision, 16 is necessary, which makes
// the algorithm run about 60% longer.
static const size_t SAMPLES = 16;
// Move away slightly from the touching point to avoid raycasting on the
// inner surface of the mesh.