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Move extrusion path gcode generation to C++ for speed.

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This commit is contained in:
Y. Sapir 2014-04-01 16:54:57 +03:00
parent f56206cac3
commit 4deeff995a
4 changed files with 79 additions and 28 deletions
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62
xs/src/ExtrusionEntity.cpp
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@ -1,3 +1,4 @@
#include <sstream>
#include "ExtrusionEntity.hpp"
#include "ExtrusionEntityCollection.hpp"
#include "ExPolygonCollection.hpp"
@ -100,6 +101,67 @@ ExtrusionPath::_inflate_collection(const Polylines &polylines, ExtrusionEntityCo
}
}
#ifdef SLIC3RXS
std::string
ExtrusionPath::gcode(SV* extruder, double e, double F,
double xofs, double yofs, std::string extrusion_axis,
std::string gcode_line_suffix) const
{
dSP;
std::stringstream stream;
stream.setf(std::ios::fixed);
double local_F = F;
Lines lines = this->polyline.lines();
for (Lines::const_iterator line_it = lines.begin();
line_it != lines.end(); ++line_it)
{
const double line_length = line_it->length() * SCALING_FACTOR;
// calculate extrusion length for this line
double E = 0;
if (e != 0) {
PUSHMARK(SP);
XPUSHs(extruder);
XPUSHs(sv_2mortal(newSVnv(e * line_length)));
PUTBACK;
const int count = call_method("extrude", G_SCALAR);
SPAGAIN;
// TODO: check that count is 1
E = POPn;
}
// compose G-code line
Point point = line_it->b;
const double x = point.x * SCALING_FACTOR + xofs;
const double y = point.y * SCALING_FACTOR + yofs;
stream.precision(3);
stream << "G1 X" << x << " Y" << y;
if (E != 0) {
stream.precision(5);
stream << " " << extrusion_axis << E;
}
if (local_F != 0) {
stream.precision(3);
stream << " F" << local_F;
local_F = 0;
}
stream << gcode_line_suffix;
stream << "\n";
}
return stream.str();
}
#endif
ExtrusionLoop*
ExtrusionLoop::clone() const
{