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https://github.com/SoftFever/OrcaSlicer.git
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Rasterizer skeleton
This commit is contained in:
tamasmeszaros
parent
d9ff63c022
commit
e1b9c13024
5 changed files with 184 additions and 49 deletions
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@ -14,8 +14,11 @@
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// For png export of the sliced model
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#include <wx/dcmemory.h>
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#include <wx/bitmap.h>
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#include <wx/image.h>
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#include <wx/graphics.h>
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#include <omp.h>
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namespace Slic3r {
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template class PrintState<PrintStep, psCount>;
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@ -1251,30 +1254,54 @@ template<Print::FilePrinterFormat format>
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class FilePrinter {
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public:
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void drawPolygon(const ExPolygon& p);
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void finish();
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void save(const std::string& path);
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};
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template<>
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class FilePrinter<Print::FilePrinterFormat::PNG> {
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wxBitmap bitmap_;
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wxMemoryDC dc_;
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std::unique_ptr<wxMemoryDC> dc_;
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std::unique_ptr<wxGraphicsContext> gc_;
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double pxw_;
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double pxh_;
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public:
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inline FilePrinter(unsigned width, unsigned height):
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bitmap_(width, height),
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dc_(bitmap_),
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gc_(wxGraphicsContext::Create(dc_)) {
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inline FilePrinter(unsigned width_px, unsigned height_px,
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double width_mm, double height_mm):
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bitmap_(width_px, height_px),
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dc_(new wxMemoryDC(bitmap_)),
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gc_(wxGraphicsContext::Create(*dc_)),
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pxw_(width_mm/width_px),
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pxh_(height_mm/width_px)
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{
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gc_->SetAntialiasMode(wxANTIALIAS_DEFAULT);
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}
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void drawPolygon(const ExPolygon& p) {
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gc_->SetPen( *wxRED_PEN );
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FilePrinter(const FilePrinter& ) = delete;
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FilePrinter(FilePrinter&& m):
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bitmap_(std::move(m.bitmap_)), dc_(std::move(m.dc_)),
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gc_(std::move(m.gc_)), pxw_(m.pxw_), pxh_(m.pxh_) {}
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void drawPolygon(const Polygon& p) {
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gc_->SetPen(*wxWHITE_PEN);
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std::vector<wxPoint2DDouble> points;
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points.reserve(p.contour.points.size());
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for(auto pp : p.contour.points) points.emplace_back(pp.x, pp.y);
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points.reserve(p.points.size());
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for(auto pp : p.points) {
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points.emplace_back(
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std::round(pp.x * SCALING_FACTOR/pxw_),
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std::round(pp.y * SCALING_FACTOR/pxh_)
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);
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}
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gc_->DrawLines(points.size(), points.data());
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}
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void finish() {
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}
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void save(const std::string& path) {
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if(!bitmap_.SaveFile(path, wxBITMAP_TYPE_PNG)) {
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std::cout << "fail for " << path << std::endl;
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@ -1294,8 +1321,6 @@ void Print::print_to(std::string dirpath, Args...args)
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if(dir.back() != '/') dir.push_back('/');
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#endif
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FilePrinter<format> printer(std::forward<Args>(args)...);
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LayerPtrs layers;
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std::for_each(objects.begin(), objects.end(), [&layers](PrintObject *o){
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@ -1308,17 +1333,17 @@ void Print::print_to(std::string dirpath, Args...args)
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return l1->print_z < l2->print_z;
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});
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// auto printSlice = [&printer](ExPolygon path) {
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// };
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int layer_id = -1;
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ExPolygons previous_layer_slices;
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auto print_bb = bounding_box();
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for(auto lp : layers) {
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Layer& l = *lp;
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++layer_id;
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std::vector<FilePrinter<format>> printers;
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printers.reserve(layers.size());
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for(unsigned i = 0; i < layers.size(); i++)
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printers.emplace_back(std::forward<Args>(args)...);
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#pragma omp parallel for
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for(int layer_id = 0; layer_id < layers.size(); layer_id++) {
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Layer& l = *(layers[layer_id]);
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auto slices = l.slices;
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using Sl = ExPolygons::value_type;
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@ -1330,7 +1355,8 @@ void Print::print_to(std::string dirpath, Args...args)
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ExPolygons current_layer_slices;
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// please enable C++14 ...
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auto& printer = printers[layer_id];
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std::for_each(l.object()->_shifted_copies.begin(),
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l.object()->_shifted_copies.end(),
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[&] (Point d)
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@ -1341,35 +1367,39 @@ void Print::print_to(std::string dirpath, Args...args)
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{
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slice.translate(d.x, d.y);
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slice.translate(-print_bb.min.x, -print_bb.min.y);
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printer.drawPolygon(slice);
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// $print_polygon->($expolygon->contour, 'contour');
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// $print_polygon->($_, 'hole') for @{$expolygon->holes};
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printer.drawPolygon(slice.contour);
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std::for_each(slice.holes.begin(), slice.holes.end(),
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[&printer](const Polygon& hole){
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printer.drawPolygon(hole);
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});
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current_layer_slices.push_back(slice);
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});
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});
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printer.save(dir + "layer" + std::to_string(layer_id) + ".png");
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printer.finish();
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// layer_id++;
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// if ($layer->slice_z == -1) {
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// printf $fh qq{ <g id="layer%d">\n}, $layer_id;
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// } else {
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// printf $fh qq{ <g id="layer%d" slic3r:z="%s">\n}, $layer_id, unscale($layer->slice_z);
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// }
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// layer_id++;
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// if ($layer->slice_z == -1) {
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// printf $fh qq{ <g id="layer%d">\n}, $layer_id;
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// } else {
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// printf $fh qq{ <g id="layer%d" slic3r:z="%s">\n}, $layer_id, unscale($layer->slice_z);
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// }
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// my @current_layer_slices = ();
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// # sort slices so that the outermost ones come first
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// my @slices = sort { $a->contour->contains_point($b->contour->first_point) ? 0 : 1 } @{$layer->slices};
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// foreach my $copy (@{$layer->object->_shifted_copies}) {
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// foreach my $slice (@slices) {
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// my $expolygon = $slice->clone;
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// $expolygon->translate(@$copy);
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// $expolygon->translate(-$print_bb->x_min, -$print_bb->y_min);
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// $print_polygon->($expolygon->contour, 'contour');
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// $print_polygon->($_, 'hole') for @{$expolygon->holes};
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// push @current_layer_slices, $expolygon;
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// }
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// }
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// my @current_layer_slices = ();
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// # sort slices so that the outermost ones come first
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// my @slices = sort { $a->contour->contains_point($b->contour->first_point) ? 0 : 1 } @{$layer->slices};
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// foreach my $copy (@{$layer->object->_shifted_copies}) {
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// foreach my $slice (@slices) {
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// my $expolygon = $slice->clone;
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// $expolygon->translate(@$copy);
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// $expolygon->translate(-$print_bb->x_min, -$print_bb->y_min);
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// $print_polygon->($expolygon->contour, 'contour');
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// $print_polygon->($_, 'hole') for @{$expolygon->holes};
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// push @current_layer_slices, $expolygon;
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// }
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// }
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// # generate support material
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// if ($self->has_support_material && $layer->id > 0) {
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// my (@supported_slices, @unsupported_slices) = ();
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@ -1398,10 +1428,14 @@ void Print::print_to(std::string dirpath, Args...args)
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// @previous_layer_slices = @current_layer_slices;
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previous_layer_slices = current_layer_slices;
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}
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// for(unsigned i = 0; i < printers.size(); i++)
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// printers[i].save(dir + "layer" + std::to_string(i) + ".png");
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}
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void Print::print_to_png(std::string dirpath) {
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print_to<FilePrinterFormat::PNG>(dirpath, 800, 600);
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void Print::print_to_png(std::string dirpath, long width_px, long height_px,
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Pointf pixel_size_mm) {
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print_to<FilePrinterFormat::PNG>(dirpath, 2560, 1440, 700, 400);
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}
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}
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