mirror of
https://git.mirrors.martin98.com/https://github.com/prusa3d/PrusaSlicer.git
synced 2025-08-14 13:25:56 +08:00
New --cut-grid command for cutting a mesh in multiple tiles according to a XY grid
This commit is contained in:
Alessandro Ranellucci
parent
a778cd9820
commit
27e456039c
50
slic3r.pl
50
slic3r.pl
@ -12,9 +12,9 @@ BEGIN {
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use File::Basename qw(basename);
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use Getopt::Long qw(:config no_auto_abbrev);
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use List::Util qw(first);
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use POSIX qw(setlocale LC_NUMERIC);
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use POSIX qw(setlocale LC_NUMERIC ceil);
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use Slic3r;
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use Slic3r::Geometry qw(deg2rad);
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use Slic3r::Geometry qw(epsilon X Y Z deg2rad);
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use Time::HiRes qw(gettimeofday tv_interval);
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$|++;
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binmode STDOUT, ':utf8';
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@ -42,6 +42,7 @@ my %cli_options = ();
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'merge|m' => \$opt{merge},
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'repair' => \$opt{repair},
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'cut=f' => \$opt{cut},
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'cut-grid=s' => \$opt{cut_grid},
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'split' => \$opt{split},
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'info' => \$opt{info},
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@ -150,7 +151,7 @@ if (@ARGV) { # slicing from command line
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$mesh->translate(0, 0, -$mesh->bounding_box->z_min);
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my $upper = Slic3r::TriangleMesh->new;
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my $lower = Slic3r::TriangleMesh->new;
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$mesh->cut($opt{cut}, $upper, $lower);
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$mesh->cut(Z, $opt{cut}, $upper, $lower);
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$upper->repair;
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$lower->repair;
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$upper->write_ascii("${file}_upper.stl")
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@ -161,6 +162,49 @@ if (@ARGV) { # slicing from command line
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exit;
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}
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if ($opt{cut_grid}) {
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my ($grid_x, $grid_y) = split /[,x]/, $opt{cut_grid}, 2;
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foreach my $file (@ARGV) {
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$file = Slic3r::decode_path($file);
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my $model = Slic3r::Model->read_from_file($file);
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$model->add_default_instances;
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my $mesh = $model->mesh;
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my $bb = $mesh->bounding_box;
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$mesh->translate(0, 0, -$bb->z_min);
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my $x_parts = ceil(($bb->size->x - epsilon)/$grid_x);
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my $y_parts = ceil(($bb->size->y - epsilon)/$grid_y); #--
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for my $i (1..$x_parts) {
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my $this = Slic3r::TriangleMesh->new;
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if ($i == $x_parts) {
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$this = $mesh;
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} else {
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my $next = Slic3r::TriangleMesh->new;
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$mesh->cut(X, $bb->x_min + ($grid_x * $i), $next, $this);
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$this->repair;
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$next->repair;
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$mesh = $next;
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}
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for my $j (1..$y_parts) {
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my $tile = Slic3r::TriangleMesh->new;
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if ($j == $y_parts) {
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$tile = $this;
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} else {
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my $next = Slic3r::TriangleMesh->new;
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$this->cut(Y, $bb->y_min + ($grid_y * $j), $next, $tile);
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$tile->repair;
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$next->repair;
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$this = $next;
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}
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$tile->write_ascii("${file}_${i}_${j}.stl");
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}
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}
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}
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exit;
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}
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if ($opt{split}) {
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foreach my $file (@ARGV) {
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$file = Slic3r::decode_path($file);
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@ -9,6 +9,7 @@
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#include <string>
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#include <cstring>
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#include <iostream>
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#include <math.h>
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#include "boost/filesystem.hpp"
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using namespace Slic3r;
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@ -152,6 +153,46 @@ main(const int argc, const char **argv)
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IO::STL::write(m, lower.input_file + "_lower.stl");
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}
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}
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} else if (cli_config.cut_grid.value.x > 0 && cli_config.cut_grid.value.y > 0) {
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TriangleMesh mesh = model->mesh();
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mesh.repair();
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const BoundingBoxf3 bb = mesh.bounding_box();
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mesh.translate(0, 0, -bb.min.z);
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const Sizef3 size = bb.size();
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const size_t x_parts = ceil((size.x - EPSILON)/cli_config.cut_grid.value.x);
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const size_t y_parts = ceil((size.y - EPSILON)/cli_config.cut_grid.value.y);
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for (size_t i = 1; i <= x_parts; ++i) {
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TriangleMesh curr;
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if (i == x_parts) {
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curr = mesh;
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} else {
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TriangleMesh next;
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TriangleMeshSlicer<X>(&mesh).cut(bb.min.x + (cli_config.cut_grid.value.x * i), &next, &curr);
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curr.repair();
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next.repair();
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mesh = next;
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}
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for (size_t j = 1; j <= y_parts; ++j) {
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TriangleMesh tile;
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if (j == y_parts) {
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tile = curr;
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} else {
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TriangleMesh next;
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TriangleMeshSlicer<Y>(&curr).cut(bb.min.y + (cli_config.cut_grid.value.y * j), &next, &tile);
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tile.repair();
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next.repair();
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curr = next;
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}
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std::ostringstream ss;
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ss << model->objects.front()->input_file << "_" << i << "_" << j << ".stl";
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IO::STL::write(tile, ss.str());
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}
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}
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} else {
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std::cerr << "error: command not supported" << std::endl;
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return 1;
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@ -1404,6 +1404,12 @@ CLIConfigDef::CLIConfigDef()
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def->cli = "cut";
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def->default_value = new ConfigOptionFloat(0);
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def = this->add("cut_grid", coFloat);
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def->label = "Cut";
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def->tooltip = "Cut model in the XY plane into tiles of the specified max size.";
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def->cli = "cut-grid";
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def->default_value = new ConfigOptionPoint();
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def = this->add("cut_x", coFloat);
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def->label = "Cut";
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def->tooltip = "Cut model at the given X.";
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@ -590,6 +590,7 @@ class CLIConfig
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{
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public:
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ConfigOptionFloat cut;
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ConfigOptionPoint cut_grid;
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ConfigOptionFloat cut_x;
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ConfigOptionFloat cut_y;
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ConfigOptionBool export_obj;
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@ -610,6 +611,7 @@ class CLIConfig
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virtual ConfigOption* optptr(const t_config_option_key &opt_key, bool create = false) {
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OPT_PTR(cut);
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OPT_PTR(cut_grid);
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OPT_PTR(cut_x);
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OPT_PTR(cut_y);
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OPT_PTR(export_obj);
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@ -6,6 +6,8 @@ use warnings;
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use Slic3r::XS;
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use Test::More tests => 49;
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use constant Z => 2;
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is Slic3r::TriangleMesh::hello_world(), 'Hello world!',
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'hello world';
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@ -117,7 +119,7 @@ my $cube = {
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{
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my $upper = Slic3r::TriangleMesh->new;
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my $lower = Slic3r::TriangleMesh->new;
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$m->cut(0, $upper, $lower);
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$m->cut(Z, 0, $upper, $lower);
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$upper->repair; $lower->repair;
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is $upper->facets_count, 12, 'upper mesh has all facets except those belonging to the slicing plane';
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is $lower->facets_count, 0, 'lower mesh has no facets';
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@ -125,7 +127,7 @@ my $cube = {
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{
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my $upper = Slic3r::TriangleMesh->new;
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my $lower = Slic3r::TriangleMesh->new;
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$m->cut(10, $upper, $lower);
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$m->cut(Z, 10, $upper, $lower);
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#$upper->repair; $lower->repair;
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# we expect:
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# 2 facets on external horizontal surfaces
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@ -221,13 +221,19 @@ TriangleMesh::slice_at(axis, z)
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RETVAL
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void
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TriangleMesh::cut(z, upper, lower)
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TriangleMesh::cut(axis, z, upper, lower)
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Axis axis
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float z;
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TriangleMesh* upper;
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TriangleMesh* lower;
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CODE:
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TriangleMeshSlicer<Z> mslicer(THIS);
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mslicer.cut(z, upper, lower);
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if (axis == X) {
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TriangleMeshSlicer<X>(THIS).cut(z, upper, lower);
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} else if (axis == Y) {
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TriangleMeshSlicer<Y>(THIS).cut(z, upper, lower);
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} else {
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TriangleMeshSlicer<Z>(THIS).cut(z, upper, lower);
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}
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std::vector<double>
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TriangleMesh::bb3()
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