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create/src/Mod/Path/libarea/PythonStuff.cpp

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16 KiB
C++

// PythonStuff.cpp
// Copyright 2011, Dan Heeks
// This program is released under the BSD license. See the file COPYING for details.
#include "PythonStuff.h"
#include "Area.h"
#include "Point.h"
#include "AreaDxf.h"
#include "kurve/geometry.h"
#include "Adaptive.hpp"
#if defined (_POSIX_C_SOURCE)
# undef _POSIX_C_SOURCE
#endif
#if defined (_XOPEN_SOURCE)
# undef _XOPEN_SOURCE
#endif
#if _DEBUG
#undef _DEBUG
#include <Python.h>
#define _DEBUG
#else
#include <Python.h>
#endif
#if defined(__GNUG__) && !defined(__clang__)
#pragma implementation
#endif
#include <boost/progress.hpp>
#include <boost/timer.hpp>
#include <boost/foreach.hpp>
#include <boost/python.hpp>
#include <boost/python/module.hpp>
#include <boost/python/class.hpp>
#include <boost/python/wrapper.hpp>
#include <boost/python/call.hpp>
#include "clipper.hpp"
using namespace ClipperLib;
namespace bp = boost::python;
boost::python::list getVertices(const CCurve& curve) {
boost::python::list vlist;
BOOST_FOREACH(const CVertex& vertex, curve.m_vertices) {
vlist.append(vertex);
}
return vlist;
}
boost::python::list getCurves(const CArea& area) {
boost::python::list clist;
BOOST_FOREACH(const CCurve& curve, area.m_curves) {
clist.append(curve);
}
return clist;
}
boost::python::tuple transformed_point(const geoff_geometry::Matrix &matrix, double x, double y, double z)
{
geoff_geometry::Point3d p(x,y,z);
p = p.Transform(matrix);
return bp::make_tuple(p.x,p.y,p.z);
}
static void print_curve(const CCurve& c)
{
std::size_t nvertices = c.m_vertices.size();
#if defined SIZEOF_SIZE_T && SIZEOF_SIZE_T == 4
printf("number of vertices = %d\n", nvertices);
#else
printf("number of vertices = %lu\n", nvertices);
#endif
int i = 0;
for(std::list<CVertex>::const_iterator It = c.m_vertices.begin(); It != c.m_vertices.end(); It++, i++)
{
const CVertex& vertex = *It;
printf("vertex %d type = %d, x = %g, y = %g", i+1, vertex.m_type, vertex.m_p.x / CArea::get_units(), vertex.m_p.y / CArea::get_units());
if(vertex.m_type)printf(", xc = %g, yc = %g", vertex.m_c.x / CArea::get_units(), vertex.m_c.y / CArea::get_units());
printf("\n");
}
}
static void print_area(const CArea &a)
{
for(std::list<CCurve>::const_iterator It = a.m_curves.begin(); It != a.m_curves.end(); It++)
{
const CCurve& curve = *It;
print_curve(curve);
}
}
static unsigned int num_vertices(const CCurve& curve)
{
return static_cast<unsigned int>(curve.m_vertices.size());
}
static CVertex FirstVertex(const CCurve& curve)
{
return curve.m_vertices.front();
}
static CVertex LastVertex(const CCurve& curve)
{
return curve.m_vertices.back();
}
static void set_units(double units)
{
CArea::set_units(units);
}
static double get_units()
{
return CArea::get_units();
}
static bool holes_linked()
{
return CArea::HolesLinked();
}
static CArea AreaFromDxf(const char* filepath)
{
CArea area;
AreaDxfRead dxf(&area, filepath);
dxf.DoRead();
return area;
}
static void append_point(CCurve& c, const Point& p)
{
c.m_vertices.push_back(CVertex(p));
}
static boost::python::tuple nearest_point_to_curve(CCurve& c1, const CCurve& c2)
{
double dist;
Point p = c1.NearestPoint(c2, &dist);
return bp::make_tuple(p, dist);
}
boost::python::list MakePocketToolpath(const CArea& a, double tool_radius, double extra_offset, double stepover, bool from_center, bool use_zig_zag, double zig_angle)
{
std::list<CCurve> toolpath;
CAreaPocketParams params(tool_radius, extra_offset, stepover, from_center, use_zig_zag ? ZigZagPocketMode : SpiralPocketMode, zig_angle);
a.SplitAndMakePocketToolpath(toolpath, params);
boost::python::list clist;
BOOST_FOREACH(const CCurve& c, toolpath) {
clist.append(c);
}
return clist;
}
boost::python::list SplitArea(const CArea& a)
{
std::list<CArea> areas;
a.Split(areas);
boost::python::list alist;
BOOST_FOREACH(const CArea& a, areas) {
alist.append(a);
}
return alist;
}
void dxfArea(CArea& area, const char* /*str*/)
{
area = CArea();
}
boost::python::list getCurveSpans(const CCurve& c)
{
boost::python::list span_list;
const Point *prev_p = NULL;
for(std::list<CVertex>::const_iterator VIt = c.m_vertices.begin(); VIt != c.m_vertices.end(); VIt++)
{
const CVertex& vertex = *VIt;
if(prev_p)
{
span_list.append(Span(*prev_p, vertex));
}
prev_p = &(vertex.m_p);
}
return span_list;
}
Span getFirstCurveSpan(const CCurve& c)
{
if(c.m_vertices.size() < 2)return Span();
std::list<CVertex>::const_iterator VIt = c.m_vertices.begin();
const Point &p = (*VIt).m_p;
VIt++;
return Span(p, *VIt, true);
}
Span getLastCurveSpan(const CCurve& c)
{
if(c.m_vertices.size() < 2)return Span();
std::list<CVertex>::const_reverse_iterator VIt = c.m_vertices.rbegin();
const CVertex &v = (*VIt);
VIt++;
return Span((*VIt).m_p, v, c.m_vertices.size() == 2);
}
bp::tuple TangentialArc(const Point &p0, const Point &p1, const Point &v0)
{
Point c;
int dir;
tangential_arc(p0, p1, v0, c, dir);
return bp::make_tuple(c, dir);
}
boost::python::list spanIntersect(const Span& span1, const Span& span2) {
boost::python::list plist;
std::list<Point> pts;
span1.Intersect(span2, pts);
BOOST_FOREACH(const Point& p, pts) {
plist.append(p);
}
return plist;
}
//Matrix(boost::python::list &l){}
boost::shared_ptr<geoff_geometry::Matrix> matrix_constructor(const boost::python::list& lst) {
double m[16] = {1,0,0,0,0,1,0,0, 0,0,1,0, 0,0,0,1};
boost::python::ssize_t n = boost::python::len(lst);
int j = 0;
for(boost::python::ssize_t i=0;i<n;i++) {
boost::python::object elem = lst[i];
m[j] = boost::python::extract<double>(elem.attr("__float__")());
j++;
if(j>=16)break;
}
return boost::shared_ptr<geoff_geometry::Matrix>( new geoff_geometry::Matrix(m) );
}
boost::python::list InsideCurves(const CArea& a, const CCurve& curve) {
boost::python::list plist;
std::list<CCurve> curves_inside;
a.InsideCurves(curve, curves_inside);
BOOST_FOREACH(const CCurve& c, curves_inside) {
plist.append(c);
}
return plist;
}
boost::python::list CurveIntersections(const CCurve& c1, const CCurve& c2) {
boost::python::list plist;
std::list<Point> pts;
c1.CurveIntersections(c2, pts);
BOOST_FOREACH(const Point& p, pts) {
plist.append(p);
}
return plist;
}
boost::python::list AreaIntersections(const CArea& a, const CCurve& c2) {
boost::python::list plist;
std::list<Point> pts;
a.CurveIntersections(c2, pts);
BOOST_FOREACH(const Point& p, pts) {
plist.append(p);
}
return plist;
}
double AreaGetArea(const CArea& a)
{
return a.GetArea();
}
// Adaptive2d.Execute wrapper
bp::list AdaptiveExecute(AdaptivePath::Adaptive2d& ada,const boost::python::list &stock_paths, const boost::python::list &in_paths, boost::python::object progressCallbackFn) {
bp::list out_list;
// convert stock paths
AdaptivePath::DPaths stock_dpaths;
for(bp::ssize_t i=0;i<bp::len(stock_paths);i++) {
bp::list in_path=bp::extract<boost::python::list>(stock_paths[i]);
AdaptivePath::DPath dpath;
for(bp::ssize_t j=0;j<bp::len(in_path);j++) {
bp::list in_point = bp::extract<bp::list>(in_path[j]);
dpath.push_back(pair<double,double>(bp::extract<double>(in_point[0]),bp::extract<double>(in_point[1])));
}
stock_dpaths.push_back(dpath);
}
// convert inputs
AdaptivePath::DPaths dpaths;
for(bp::ssize_t i=0;i<bp::len(in_paths);i++) {
bp::list in_path=bp::extract<boost::python::list>(in_paths[i]);
AdaptivePath::DPath dpath;
for(bp::ssize_t j=0;j<bp::len(in_path);j++) {
bp::list in_point = bp::extract<bp::list>(in_path[j]);
dpath.push_back(pair<double,double>(bp::extract<double>(in_point[0]),bp::extract<double>(in_point[1])));
}
dpaths.push_back(dpath);
}
// Execute with callback
std::list<AdaptivePath::AdaptiveOutput> result=ada.Execute(stock_dpaths,dpaths,[progressCallbackFn](AdaptivePath::TPaths tp)->bool {
bp::list out_paths;
for(const auto & in_pair : tp) {
bp::list path;
for(const auto & in_pt : in_pair.second) {
path.append(bp::make_tuple(in_pt.first,in_pt.second));
}
out_paths.append(bp::make_tuple(in_pair.first,path));
}
return bp::extract<bool>(progressCallbackFn(out_paths));
});
// convert outputs back
BOOST_FOREACH(const auto & res, result) {
out_list.append(res);
}
return out_list;
}
// Converts a std::pair instance to a Python tuple.
template <typename T1, typename T2>
struct std_pair_to_tuple
{
static PyObject* convert(std::pair<T1, T2> const& p)
{
return boost::python::incref(
boost::python::make_tuple(p.first, p.second).ptr());
}
static PyTypeObject const *get_pytype () {
return &PyTuple_Type;
}
};
boost::python::list AdaptiveOutput_AdaptivePaths(const AdaptivePath::AdaptiveOutput &ado) {
bp::list olist;
for(auto & ap : ado.AdaptivePaths) {
bp::list op;
for(auto & pt : ap.second) {
op.append(bp::make_tuple(pt.first, pt.second));
}
olist.append(bp::make_tuple(ap.first, op));
}
return olist;
}
BOOST_PYTHON_MODULE(area) {
bp::class_<Point>("Point")
.def(bp::init<double, double>())
.def(bp::init<Point>())
.def(bp::other<double>() * bp::self)
.def(bp::self * bp::other<double>())
.def(bp::self / bp::other<double>())
.def(bp::self * bp::other<Point>())
.def(bp::self - bp::other<Point>())
.def(bp::self + bp::other<Point>())
.def(bp::self ^ bp::other<Point>())
.def(bp::self == bp::other<Point>())
.def(bp::self != bp::other<Point>())
.def(-bp::self)
.def(~bp::self)
.def("dist", &Point::dist)
.def("length", &Point::length)
.def("normalize", &Point::normalize)
.def("Rotate", static_cast< void (Point::*)(double, double) >(&Point::Rotate))
.def("Rotate", static_cast< void (Point::*)(double) >(&Point::Rotate))
.def_readwrite("x", &Point::x)
.def_readwrite("y", &Point::y)
.def("Transform", &Point::Transform)
;
bp::class_<CVertex>("Vertex")
.def(bp::init<CVertex>())
.def(bp::init<int, Point, Point>())
.def(bp::init<Point>())
.def(bp::init<int, Point, Point, int>())
.def_readwrite("type", &CVertex::m_type)
.def_readwrite("p", &CVertex::m_p)
.def_readwrite("c", &CVertex::m_c)
.def_readwrite("user_data", &CVertex::m_user_data)
;
bp::class_<Span>("Span")
.def(bp::init<Span>())
.def(bp::init<Point, CVertex, bool>())
.def("NearestPoint", static_cast< Point (Span::*)(const Point& p)const >(&Span::NearestPoint))
.def("NearestPoint", static_cast< Point (Span::*)(const Span& p, double *d)const >(&Span::NearestPoint))
.def("GetBox", &Span::GetBox)
.def("IncludedAngle", &Span::IncludedAngle)
.def("GetArea", &Span::GetArea)
.def("On", &Span::On)
.def("MidPerim", &Span::MidPerim)
.def("MidParam", &Span::MidParam)
.def("Length", &Span::Length)
.def("GetVector", &Span::GetVector)
.def("Intersect", &spanIntersect)
.def_readwrite("p", &Span::m_p)
.def_readwrite("v", &Span::m_v)
;
bp::class_<CCurve>("Curve")
.def(bp::init<CCurve>())
.def("getVertices", &getVertices)
.def("append",&CCurve::append)
.def("append",&append_point)
.def("text", &print_curve)
.def("NearestPoint", static_cast< Point (CCurve::*)(const Point& p)const >(&CCurve::NearestPoint))
.def("NearestPoint", &nearest_point_to_curve)
.def("Reverse", &CCurve::Reverse)
.def("getNumVertices", &num_vertices)
.def("FirstVertex", &FirstVertex)
.def("LastVertex", &LastVertex)
.def("GetArea", &CCurve::GetArea)
.def("IsClockwise", &CCurve::IsClockwise)
.def("IsClosed", &CCurve::IsClosed)
.def("ChangeStart",&CCurve::ChangeStart)
.def("ChangeEnd",&CCurve::ChangeEnd)
.def("Offset",&CCurve::Offset)
.def("OffsetForward",&CCurve::OffsetForward)
.def("GetSpans",&getCurveSpans)
.def("GetFirstSpan",&getFirstCurveSpan)
.def("GetLastSpan",&getLastCurveSpan)
.def("Break",&CCurve::Break)
.def("Perim",&CCurve::Perim)
.def("PerimToPoint",&CCurve::PerimToPoint)
.def("PointToPerim",&CCurve::PointToPerim)
.def("FitArcs",&CCurve::FitArcs)
.def("UnFitArcs",&CCurve::UnFitArcs)
.def("Intersections",&CurveIntersections)
;
bp::class_<CBox2D>("Box")
.def(bp::init<CBox2D>())
.def("MinX", &CBox2D::MinX)
.def("MaxX", &CBox2D::MaxX)
.def("MinY", &CBox2D::MinY)
.def("MaxY", &CBox2D::MaxY)
;
bp::class_<CArea>("Area")
.def(bp::init<CArea>())
.def("getCurves", &getCurves)
.def("append",&CArea::append)
.def("Subtract",&CArea::Subtract)
.def("Intersect",&CArea::Intersect)
.def("Union",&CArea::Union)
.def("Offset",&CArea::Offset)
.def("FitArcs",&CArea::FitArcs)
.def("text", &print_area)
.def("num_curves", &CArea::num_curves)
.def("NearestPoint", &CArea::NearestPoint)
.def("GetBox", &CArea::GetBox)
.def("Reorder", &CArea::Reorder)
.def("MakePocketToolpath", &MakePocketToolpath)
.def("Split", &SplitArea)
.def("InsideCurves", &InsideCurves)
.def("Thicken", &CArea::Thicken)
.def("Intersections",&AreaIntersections)
.def("GetArea",&AreaGetArea)
;
bp::class_<geoff_geometry::Matrix, boost::shared_ptr<geoff_geometry::Matrix> > ("Matrix")
.def(bp::init<geoff_geometry::Matrix>())
.def("__init__", bp::make_constructor(&matrix_constructor))
.def("TransformedPoint", &transformed_point)
.def("Multiply", &geoff_geometry::Matrix::Multiply)
;
bp::def("set_units", set_units);
bp::def("get_units", get_units);
bp::def("holes_linked", holes_linked);
bp::def("AreaFromDxf", AreaFromDxf);
bp::def("TangentialArc", TangentialArc);
using namespace AdaptivePath;
boost::python::to_python_converter<std::pair<double, double>, std_pair_to_tuple<double, double>,true>();
bp::enum_<MotionType>("AdaptiveMotionType")
.value("Cutting", MotionType::mtCutting)
.value("LinkClear", MotionType::mtLinkClear)
.value("LinkNotClear", MotionType::mtLinkNotClear)
.value("LinkClearAtPrevPass", MotionType::mtLinkClearAtPrevPass);
bp::enum_<OperationType>("AdaptiveOperationType")
.value("ClearingInside", OperationType::otClearingInside)
.value("ClearingOutside", OperationType::otClearingOutside)
.value("ProfilingInside", OperationType::otProfilingInside)
.value("ProfilingOutside", OperationType::otProfilingOutside);
bp::class_<AdaptiveOutput> ("AdaptiveOutput")
.def(bp::init<>())
.add_property("HelixCenterPoint", bp::make_getter(&AdaptiveOutput::HelixCenterPoint, bp::return_value_policy<bp::return_by_value>()))
.add_property("StartPoint", bp::make_getter(&AdaptiveOutput::StartPoint, bp::return_value_policy<bp::return_by_value>()))
.add_property("AdaptivePaths", &AdaptiveOutput_AdaptivePaths)
.def_readonly("ReturnMotionType",&AdaptiveOutput::ReturnMotionType);
bp::class_<Adaptive2d>("Adaptive2d")
.def(bp::init<>())
.def("Execute",&AdaptiveExecute)
.def_readwrite("stepOverFactor", &Adaptive2d::stepOverFactor)
.def_readwrite("toolDiameter", &Adaptive2d::toolDiameter)
.def_readwrite("stockToLeave", &Adaptive2d::stockToLeave)
.def_readwrite("helixRampDiameter", &Adaptive2d::helixRampDiameter)
.def_readwrite("forceInsideOut", &Adaptive2d::forceInsideOut)
//.def_readwrite("polyTreeNestingLimit", &Adaptive2d::polyTreeNestingLimit)
.def_readwrite("tolerance", &Adaptive2d::tolerance)
.def_readwrite("opType", &Adaptive2d::opType);
}