3DPrinting/PrusaSlicer-NonPlainar
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hardcode overhang angles, remove volumetric filtering (does not work correctly)

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This commit is contained in:
PavelMikus 2022-08-16 16:14:22 +02:00
parent 6114b04594
commit 3773de2957
4 changed files with 23 additions and 14 deletions
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22
src/libslic3r/SupportSpotsGenerator.hpp
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@ -9,15 +9,16 @@ namespace Slic3r {
namespace SupportSpotsGenerator {
struct Params {
Params(float overhang_angle_deg, const std::vector<std::string>& filament_types) : overhang_angle_deg(overhang_angle_deg)
{
Params(const std::vector<std::string> &filament_types) {
if (filament_types.size() > 1) {
BOOST_LOG_TRIVIAL(warning) << "SupportSpotsGenerator does not currently handle different materials properly, only first will be used";
BOOST_LOG_TRIVIAL(warning)
<< "SupportSpotsGenerator does not currently handle different materials properly, only first will be used";
}
if (filament_types.empty() || filament_types[0].empty()) {
BOOST_LOG_TRIVIAL(error) << "SupportSpotsGenerator error: empty filament_type";
BOOST_LOG_TRIVIAL(error)
<< "SupportSpotsGenerator error: empty filament_type";
filament_type = std::string("PLA");
}else {
} else {
filament_type = filament_types[0];
}
}
@ -25,22 +26,23 @@ struct Params {
// the algorithm should use the following units for all computations: distance [mm], mass [g], time [s], force [g*mm/s^2]
const float bridge_distance = 15.0f; //mm
const float bridge_distance_decrease_by_curvature_factor = 5.0f; // allowed bridge distance = bridge_distance / (this factor * (curvature / PI) )
const float overhang_angle_deg = 50.0f;
const float overhang_angle_deg = 80.0f;
const std::pair<float,float> malformation_angle_span_deg = std::pair<float, float> { 45.0f, 80.0f };
const float min_distance_between_support_points = 3.0f; //mm
const float support_points_interface_radius = 1.5f; // mm
std::string filament_type;
const float gravity_constant = 9806.65f; // mm/s^2; gravity acceleration on Earth's surface, algorithm assumes that printer is in upwards position.
const float max_acceleration = 9*1000.0f; // mm/s^2 ; max acceleration of object (bed) in XY (NOTE: The max hit is received by the object in the jerk phase, so the usual machine limits are too low)
const float filament_density = 1.25e-3f ; // g/mm^3 ; Common filaments are very lightweight, so precise number is not that important
const float max_acceleration = 9 * 1000.0f; // mm/s^2 ; max acceleration of object (bed) in XY (NOTE: The max hit is received by the object in the jerk phase, so the usual machine limits are too low)
const float filament_density = 1.25e-3f; // g/mm^3 ; Common filaments are very lightweight, so precise number is not that important
const float material_yield_strength = 33.0f * 1e6f; // (g*mm/s^2)/mm^2; 33 MPa is yield strength of ABS, which has the lowest yield strength from common materials.
const float standard_extruder_conflict_force = 20.0f * gravity_constant; // force that can occasionally push the model due to various factors (filament leaks, small curling, ... );
const float malformations_additive_conflict_extruder_force = 300.0f * gravity_constant; // for areas with possible high layered curled filaments
// MPa * 1e^6 = (g*mm/s^2)/mm^2 = g/(mm*s^2); yield strength of the bed surface
float get_bed_adhesion_yield_strength() const {
if (filament_type == "PLA"){
if (filament_type == "PLA") {
return 0.018f * 1e6f;
} else if (filament_type == "PET" || filament_type == "PETG") {
return 0.3f * 1e6f;
@ -51,7 +53,7 @@ struct Params {
};
struct SupportPoint {
SupportPoint(const Vec3f &position, float force, const Vec3f& direction);
SupportPoint(const Vec3f &position, float force, const Vec3f &direction);
Vec3f position;
float force;
Vec3f direction;