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Move minimal area into configuration to be able modify it from UI (in my opinion it is necessary)

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Filip Sykala - NTB T15p 2024-08-20 18:05:36 +02:00 committed by Lukas Matena
parent f2df4793af
commit 728adb99d0
2 changed files with 14 additions and 12 deletions
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21
src/libslic3r/SLA/SupportPointGenerator.cpp
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@ -122,7 +122,7 @@ void SupportPointGenerator::project_onto_mesh(std::vector<sla::SupportPoint>& po
static std::vector<SupportPointGenerator::MyLayer> make_layers(
const std::vector<ExPolygons>& slices, const std::vector<float>& heights,
std::function<void(void)> throw_on_cancel)
std::function<void(void)> throw_on_cancel, const sla::SupportPointGenerator::Config& config)
{
assert(slices.size() == heights.size());
@ -132,13 +132,8 @@ static std::vector<SupportPointGenerator::MyLayer> make_layers(
for (size_t i = 0; i < slices.size(); ++ i)
layers.emplace_back(i, heights[i]);
// FIXME: calculate actual pixel area from printer config:
//const float pixel_area = pow(wxGetApp().preset_bundle->project_config.option<ConfigOptionFloat>("display_width") / wxGetApp().preset_bundle->project_config.option<ConfigOptionInt>("display_pixels_x"), 2.f); //
// Minimal island Area to print - TODO: Should be modifiable from UI
const float pixel_area = pow(0.047f, 2.f);
execution::for_each(ex_tbb, size_t(0), layers.size(),
[&layers, &slices, pixel_area, throw_on_cancel](size_t layer_id)
[&layers, &slices, min_area = config.minimal_island_area, throw_on_cancel](size_t layer_id)
{
if ((layer_id % 8) == 0)
// Don't call the following function too often as it flushes
@ -150,10 +145,12 @@ static std::vector<SupportPointGenerator::MyLayer> make_layers(
layer.islands.reserve(islands.size());
for (const ExPolygon &island : islands) {
float area = float(island.area() * SCALING_FACTOR * SCALING_FACTOR);
if (area >= pixel_area)
// FIXME this is not a correct centroid of a polygon with holes.
// But suction of uncured resin is still there
layer.islands.emplace_back(layer, island, get_extents(island.contour), area);
// Skip too small islands (non-printable)
if (area < min_area)
continue;
layer.islands.emplace_back(layer, island, get_extents(island.contour), area);
}
}, 32 /*gransize*/);
@ -236,7 +233,7 @@ void SupportPointGenerator::process(const std::vector<ExPolygons>& slices, const
std::vector<std::pair<ExPolygon, coord_t>> islands;
#endif /* SLA_SUPPORTPOINTGEN_DEBUG */
std::vector<SupportPointGenerator::MyLayer> layers = make_layers(slices, heights, m_throw_on_cancel);
std::vector<SupportPointGenerator::MyLayer> layers = make_layers(slices, heights, m_throw_on_cancel, m_config);
PointGrid3D point_grid;
point_grid.cell_size = Vec3f(10.f, 10.f, 10.f);

5
src/libslic3r/SLA/SupportPointGenerator.hpp
View File

@ -43,6 +43,11 @@ public:
// Originally calibrated to 7.7f, reduced density by Tamas to 70% which is 11.1 (7.7 / 0.7) to adjust for new algorithm changes in tm_suppt_gen_improve
inline float support_force() const { return 11.1f / density_relative; } // a force one point can support (arbitrary force unit)
inline float tear_pressure() const { return 1.f; } // pressure that the display exerts (the force unit per mm2)
// FIXME: calculate actual pixel area from printer config:
//const float pixel_area = pow(wxGetApp().preset_bundle->project_config.option<ConfigOptionFloat>("display_width") / wxGetApp().preset_bundle->project_config.option<ConfigOptionInt>("display_pixels_x"), 2.f); //
// Minimal island Area to print - TODO: Should be modifiable from UI
const float minimal_island_area = pow(0.047f, 2.f); // [in mm^2] pixel_area
};
SupportPointGenerator(const AABBMesh& emesh, const std::vector<ExPolygons>& slices,