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GCodeWriter: published GCodeFormatter, made it more generic, so

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it could be used outside of GCodeWriter.
Ported the GCodeWriter::retract/deretract to GCodeFormatter.
This commit is contained in:
Vojtech Bubnik 2021-09-13 11:55:38 +02:00
parent fda8ef6fce
commit e7591e6aa6
2 changed files with 150 additions and 147 deletions
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74
src/libslic3r/GCodeWriter.hpp
View file

@ -3,6 +3,7 @@
#include "libslic3r.h"
#include <string>
#include <charconv>
#include "Extruder.hpp"
#include "Point.hpp"
#include "PrintConfig.hpp"
@ -93,6 +94,79 @@ private:
std::string _retract(double length, double restart_extra, const std::string &comment);
};
class GCodeFormatter {
private:
static constexpr const size_t buflen = 256;
char buf[buflen];
char *buf_end;
std::to_chars_result ptr_err;
GCodeFormatter() {
this->buf_end = buf + buflen;
this->ptr_err.ptr = this->buf;
}
public:
static constexpr const int XYZF_EXPORT_DIGITS = 3;
static constexpr const int E_EXPORT_DIGITS = 5;
static GCodeFormatter empty() {
return {};
}
static GCodeFormatter G1() {
GCodeFormatter out;
out.buf[0] = 'G';
out.buf[1] = '1';
out.ptr_err.ptr += 2;
return out;
}
void emit_axis(const char axis, const double v, size_t digits);
void emit_xy(const Vec2d &point) {
this->emit_axis('X', point.x(), XYZF_EXPORT_DIGITS);
this->emit_axis('Y', point.y(), XYZF_EXPORT_DIGITS);
}
void emit_xyz(const Vec3d &point) {
this->emit_axis('X', point.x(), XYZF_EXPORT_DIGITS);
this->emit_axis('Y', point.y(), XYZF_EXPORT_DIGITS);
this->emit_z(point.z());
}
void emit_z(const double z) {
this->emit_axis('Z', z, XYZF_EXPORT_DIGITS);
}
void emit_e(const std::string &axis, double v) {
if (! axis.empty()) {
// not gcfNoExtrusion
this->emit_axis(axis[0], v, E_EXPORT_DIGITS);
}
}
void emit_f(double speed) {
this->emit_axis('F', speed, XYZF_EXPORT_DIGITS);
}
void emit_string(const std::string &s) {
strncpy(ptr_err.ptr, s.c_str(), s.size());
ptr_err.ptr += s.size();
}
void emit_comment(bool allow_comments, const std::string &comment) {
if (allow_comments && ! comment.empty()) {
*ptr_err.ptr ++ = ' '; *ptr_err.ptr ++ = ';'; *ptr_err.ptr ++ = ' ';
this->emit_string(comment);
}
}
std::string string() {
*ptr_err.ptr ++ = '\n';
return std::string(this->buf, ptr_err.ptr - buf);
}
};
} /* namespace Slic3r */
#endif /* slic3r_GCodeWriter_hpp_ */