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Allowed painting in the FDM supports, seam, and multi-material gizmo to only triangles not clipped by a clipping plane.

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This commit is contained in:
Lukáš Hejl
2021-10-21 08:29:56 +02:00
parent fc5560aac2
commit d8a0d0523f
5 changed files with 95 additions and 46 deletions
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42
src/libslic3r/TriangleSelector.hpp
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@@ -4,6 +4,7 @@
// #define PRUSASLICER_TRIANGLE_SELECTOR_DEBUG
#include <cfloat>
#include "Point.hpp"
#include "TriangleMesh.hpp"
@@ -22,6 +23,18 @@ public:
POINTER
};
struct ClippingPlane
{
Vec3f normal;
float offset;
ClippingPlane() : normal{0.f, 0.f, 1.f}, offset{FLT_MAX} {};
explicit ClippingPlane(const std::array<float, 4> &clp) : normal{clp[0], clp[1], clp[2]}, offset{clp[3]} {}
bool is_active() const { return offset != FLT_MAX; }
bool is_mesh_point_clipped(const Vec3f &point) const { return normal.dot(point) - offset > 0.f; }
};
std::pair<std::vector<Vec3i>, std::vector<Vec3i>> precompute_all_neighbors() const;
void precompute_all_neighbors_recursive(int facet_idx, const Vec3i &neighbors, const Vec3i &neighbors_propagated, std::vector<Vec3i> &neighbors_out, std::vector<Vec3i> &neighbors_normal_out) const;
@@ -47,19 +60,22 @@ public:
const Transform3d &trafo, // matrix to get from mesh to world
const Transform3d &trafo_no_translate, // matrix to get from mesh to world without translation
bool triangle_splitting, // If triangles will be split base on the cursor or not
const ClippingPlane &clp, // Clipping plane to limit painting to not clipped facets only
float highlight_by_angle_deg = 0.f); // The maximal angle of overhang. If it is set to a non-zero value, it is possible to paint only the triangles of overhang defined by this angle in degrees.
void seed_fill_select_triangles(const Vec3f &hit, // point where to start
int facet_start, // facet of the original mesh (unsplit) that the hit point belongs to
const Transform3d &trafo_no_translate, // matrix to get from mesh to world without translation
float seed_fill_angle, // the maximal angle between two facets to be painted by the same color
float highlight_by_angle_deg = 0.f, // The maximal angle of overhang. If it is set to a non-zero value, it is possible to paint only the triangles of overhang defined by this angle in degrees.
bool force_reselection = false); // force reselection of the triangle mesh even in cases that mouse is pointing on the selected triangle
void seed_fill_select_triangles(const Vec3f &hit, // point where to start
int facet_start, // facet of the original mesh (unsplit) that the hit point belongs to
const Transform3d &trafo_no_translate, // matrix to get from mesh to world without translation
const ClippingPlane &clp, // Clipping plane to limit painting to not clipped facets only
float seed_fill_angle, // the maximal angle between two facets to be painted by the same color
float highlight_by_angle_deg = 0.f, // The maximal angle of overhang. If it is set to a non-zero value, it is possible to paint only the triangles of overhang defined by this angle in degrees.
bool force_reselection = false); // force reselection of the triangle mesh even in cases that mouse is pointing on the selected triangle
void bucket_fill_select_triangles(const Vec3f &hit, // point where to start
int facet_start, // facet of the original mesh (unsplit) that the hit point belongs to
bool propagate, // if bucket fill is propagated to neighbor faces or if it fills the only facet of the modified mesh that the hit point belongs to.
bool force_reselection = false); // force reselection of the triangle mesh even in cases that mouse is pointing on the selected triangle
void bucket_fill_select_triangles(const Vec3f &hit, // point where to start
int facet_start, // facet of the original mesh (unsplit) that the hit point belongs to
const ClippingPlane &clp, // Clipping plane to limit painting to not clipped facets only
bool propagate, // if bucket fill is propagated to neighbor faces or if it fills the only facet of the modified mesh that the hit point belongs to.
bool force_reselection = false); // force reselection of the triangle mesh even in cases that mouse is pointing on the selected triangle
bool has_facets(EnforcerBlockerType state) const;
static bool has_facets(const std::pair<std::vector<std::pair<int, int>>, std::vector<bool>> &data, EnforcerBlockerType test_state);
@@ -183,8 +199,8 @@ protected:
struct Cursor {
Cursor() = default;
Cursor(const Vec3f& center_, const Vec3f& source_, float radius_world,
CursorType type_, const Transform3d& trafo_);
bool is_mesh_point_inside(Vec3f pt) const;
CursorType type_, const Transform3d& trafo_, const ClippingPlane &clipping_plane_);
bool is_mesh_point_inside(const Vec3f &pt) const;
bool is_pointer_in_triangle(const Vec3f& p1, const Vec3f& p2, const Vec3f& p3) const;
Vec3f center;
@@ -195,6 +211,7 @@ protected:
Transform3f trafo;
Transform3f trafo_normal;
bool uniform_scaling;
ClippingPlane clipping_plane;
};
Cursor m_cursor;
@@ -211,6 +228,7 @@ private:
void remove_useless_children(int facet_idx); // No hidden meaning. Triangles are meant.
bool is_pointer_in_triangle(int facet_idx) const;
bool is_edge_inside_cursor(int facet_idx) const;
bool is_facet_clipped(int facet_idx, const ClippingPlane &clp) const;
int push_triangle(int a, int b, int c, int source_triangle, EnforcerBlockerType state = EnforcerBlockerType{0});
void perform_split(int facet_idx, const Vec3i &neighbors, EnforcerBlockerType old_state);
Vec3i child_neighbors(const Triangle &tr, const Vec3i &neighbors, int child_idx) const;