3DPrinting/PrusaSlicer-NonPlainar
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Save/Load repaired errors from/to a mesh statistics to/from a 3MF

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This commit is contained in:
YuSanka 2021-10-06 10:53:42 +02:00
parent 47b54d5ce0
commit 1cc7b4ba97
5 changed files with 124 additions and 54 deletions
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54
src/libslic3r/TriangleMesh.hpp
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@ -16,19 +16,7 @@ namespace Slic3r {
class TriangleMesh;
class TriangleMeshSlicer;
struct TriangleMeshStats {
// Mesh metrics.
uint32_t number_of_facets = 0;
stl_vertex max = stl_vertex::Zero();
stl_vertex min = stl_vertex::Zero();
stl_vertex size = stl_vertex::Zero();
float volume = -1.f;
int number_of_parts = 0;
// Mesh errors, remaining.
int open_edges = 0;
// Mesh errors, fixed.
struct RepairedMeshErrors {
// How many edges were united by merging their end points with some other end points in epsilon neighborhood?
int edges_fixed = 0;
// How many degenerate faces were removed?
@ -43,6 +31,36 @@ struct TriangleMeshStats {
// Edges shared by two triangles, oriented incorrectly.
int backwards_edges = 0;
void clear() { *this = RepairedMeshErrors(); }
RepairedMeshErrors merge(const RepairedMeshErrors& rhs) const {
RepairedMeshErrors out;
out.edges_fixed = this->edges_fixed + rhs.edges_fixed;
out.degenerate_facets = this->degenerate_facets + rhs.degenerate_facets;
out.facets_removed = this->facets_removed + rhs.facets_removed;
out.facets_reversed = this->facets_reversed + rhs.facets_reversed;
out.backwards_edges = this->backwards_edges + rhs.backwards_edges;
return out;
}
bool repaired() const { return degenerate_facets > 0 || edges_fixed > 0 || facets_removed > 0 || facets_reversed > 0 || backwards_edges > 0; }
};
struct TriangleMeshStats {
// Mesh metrics.
uint32_t number_of_facets = 0;
stl_vertex max = stl_vertex::Zero();
stl_vertex min = stl_vertex::Zero();
stl_vertex size = stl_vertex::Zero();
float volume = -1.f;
int number_of_parts = 0;
// Mesh errors, remaining.
int open_edges = 0;
// Mesh errors, fixed.
RepairedMeshErrors repaired_errors;
void clear() { *this = TriangleMeshStats(); }
TriangleMeshStats merge(const TriangleMeshStats &rhs) const {
@ -59,17 +77,13 @@ struct TriangleMeshStats {
out.number_of_parts = this->number_of_parts + rhs.number_of_parts;
out.open_edges = this->open_edges + rhs.open_edges;
out.volume = this->volume + rhs.volume;
out.edges_fixed = this->edges_fixed + rhs.edges_fixed;
out.degenerate_facets = this->degenerate_facets + rhs.degenerate_facets;
out.facets_removed = this->facets_removed + rhs.facets_removed;
out.facets_reversed = this->facets_reversed + rhs.facets_reversed;
out.backwards_edges = this->backwards_edges + rhs.backwards_edges;
out.repaired_errors.merge(rhs.repaired_errors);
return out;
}
}
bool manifold() const { return open_edges == 0; }
bool repaired() const { return degenerate_facets > 0 || edges_fixed > 0 || facets_removed > 0 || facets_reversed > 0 || backwards_edges > 0; }
bool repaired() const { return repaired_errors.repaired(); }
};
class TriangleMesh
@ -79,7 +93,7 @@ public:
TriangleMesh(const std::vector<Vec3f> &vertices, const std::vector<Vec3i> &faces);
TriangleMesh(std::vector<Vec3f> &&vertices, const std::vector<Vec3i> &&faces);
explicit TriangleMesh(const indexed_triangle_set &M);
explicit TriangleMesh(indexed_triangle_set &&M);
explicit TriangleMesh(indexed_triangle_set &&M, const RepairedMeshErrors& repaired_errors = RepairedMeshErrors());
void clear() { this->its.clear(); this->m_stats.clear(); }
bool ReadSTLFile(const char* input_file, bool repair = true);
bool write_ascii(const char* output_file);