PrusaSlicer-NonPlainar/src/libslic3r/SLA/SupportTreeMesher.hpp

79 lines
2.4 KiB
C++

#ifndef SUPPORTTREEMESHER_HPP
#define SUPPORTTREEMESHER_HPP
#include "libslic3r/Point.hpp"
#include "libslic3r/SLA/SupportTreeBuilder.hpp"
#include "libslic3r/TriangleMesh.hpp"
//#include "libslic3r/SLA/Contour3D.hpp"
namespace Slic3r { namespace sla {
using Portion = std::tuple<double, double>;
inline Portion make_portion(double a, double b)
{
return std::make_tuple(a, b);
}
indexed_triangle_set sphere(double rho,
Portion portion = make_portion(0., PI),
double fa = (2. * PI / 360.));
// Down facing cylinder in Z direction with arguments:
// r: radius
// h: height
// ssteps: how many edges will create the base circle
// sp: starting point
inline indexed_triangle_set cylinder(double r,
double h,
size_t steps = 45)
{
return its_make_cylinder(r, h, 2 * PI / steps);
}
indexed_triangle_set pinhead(double r_pin,
double r_back,
double length,
size_t steps = 45);
indexed_triangle_set halfcone(double baseheight,
double r_bottom,
double r_top,
const Vec3d &pt = Vec3d::Zero(),
size_t steps = 45);
indexed_triangle_set get_mesh(const Head &h, size_t steps);
inline indexed_triangle_set get_mesh(const Pillar &p, size_t steps)
{
if(p.height > EPSILON) { // Endpoint is below the starting point
// We just create a bridge geometry with the pillar parameters and
// move the data.
//return cylinder(p.r_start, p.height, steps, p.endpoint());
return halfcone(p.height, p.r_end, p.r_start, p.endpt, steps);
}
return {};
}
inline indexed_triangle_set get_mesh(const Pedestal &p, size_t steps)
{
return halfcone(p.height, p.r_bottom, p.r_top, p.pos, steps);
}
inline indexed_triangle_set get_mesh(const Junction &j, size_t steps)
{
indexed_triangle_set mesh = sphere(j.r, make_portion(0, PI), 2 * PI / steps);
Vec3f pos = j.pos.cast<float>();
for(auto& p : mesh.vertices) p += pos;
return mesh;
}
indexed_triangle_set get_mesh(const Bridge &br, size_t steps);
indexed_triangle_set get_mesh(const DiffBridge &br, size_t steps);
}} // namespace Slic3r::sla
#endif // SUPPORTTREEMESHER_HPP