3D-printing/OrcaSlicer
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Merge branch 'master' into lm_tm_hollowing

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Lukas Matena 2019-12-12 11:37:33 +01:00
commit 537260494d
185 changed files with 83280 additions and 4591 deletions
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48
src/slic3r/GUI/MeshUtils.hpp
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@ -18,7 +18,7 @@ namespace GUI {
struct Camera;
// lm_FIXME: Following class might possibly be replaced by Eigen::Hyperplane
class ClippingPlane
{
double m_data[4];
@ -68,13 +68,23 @@ public:
};
// MeshClipper class cuts a mesh and is able to return a triangulated cut.
class MeshClipper {
public:
// Inform MeshClipper about which plane we want to use to cut the mesh
// This is supposed to be in world coordinates.
void set_plane(const ClippingPlane& plane);
// Which mesh to cut. MeshClipper remembers const * to it, caller
// must make sure that it stays valid.
void set_mesh(const TriangleMesh& mesh);
// Inform the MeshClipper about the transformation that transforms the mesh
// into world coordinates.
void set_transformation(const Geometry::Transformation& trafo);
// Return the triangulated cut. The points are returned directly
// in world coordinates.
const std::vector<Vec3f>& get_triangles();
private:
@ -91,21 +101,39 @@ private:
// MeshRaycaster class answers queries such as where on the mesh someone clicked,
// whether certain points are visible or obscured by the mesh etc.
class MeshRaycaster {
public:
// The class saves a const* to the mesh, calledz is responsible
// for making sure it does not get invalid.
MeshRaycaster(const TriangleMesh& mesh)
: m_mesh(&mesh), m_emesh(mesh)
: m_emesh(mesh), m_mesh(&mesh)
{}
void set_transformation(const Geometry::Transformation& trafo);
void set_camera(const Camera& camera);
bool unproject_on_mesh(const Vec2d& mouse_pos, const Transform3d& trafo, const Camera& camera,
Vec3f& position, Vec3f& normal, const ClippingPlane* clipping_plane = nullptr) const;
// Given a mouse position, this returns true in case it is on the mesh.
bool unproject_on_mesh(
const Vec2d& mouse_pos,
const Transform3d& trafo, // how to get the mesh into world coords
const Camera& camera, // current camera position
Vec3f& position, // where to save the positibon of the hit (mesh coords)
Vec3f& normal, // normal of the triangle that was hit
const ClippingPlane* clipping_plane = nullptr // clipping plane (if active)
) const;
std::vector<unsigned> get_unobscured_idxs(const Geometry::Transformation& trafo, const Camera& camera,
const std::vector<Vec3f>& points, const ClippingPlane* clipping_plane = nullptr) const;
// Given a vector of points in woorld coordinates, this returns vector
// of indices of points that are visible (i.e. not cut by clipping plane
// or obscured by part of the mesh.
std::vector<unsigned> get_unobscured_idxs(
const Geometry::Transformation& trafo, // how to get the mesh into world coords
const Camera& camera, // current camera position
const std::vector<Vec3f>& points, // points in world coords
const ClippingPlane* clipping_plane = nullptr // clipping plane (if active)
) const;
// Given a point in world coords, the method returns closest point on the mesh.
// The output is in mesh coords.
// normal* can be used to also get normal of the respective triangle.
Vec3f get_closest_point(const Vec3f& point, Vec3f* normal = nullptr) const;
private: