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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Arc Welder: Anti-Stutter Python Extension for the OctoPrint Arc Welder plugin.
//
// Compresses many G0/G1 commands into G2/G3(arc) commands where possible, ensuring the tool paths stay within the specified resolution.
// This reduces file size and the number of gcodes per second.
//
// Copyright(C) 2021 - Brad Hochgesang
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// This program is free software : you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
// GNU Affero General Public License for more details.
//
//
// You can contact the author at the following email address:
// FormerLurker@pm.me
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#include "python_helpers.h"
namespace gcode_arc_converter {
int PyUnicode_SafeCheck(PyObject* py)
{
#if PY_MAJOR_VERSION >= 3
return PyUnicode_Check(py);
#else
return PyUnicode_Check(py);
#endif
}
const char* PyUnicode_SafeAsString(PyObject* py)
{
#if PY_MAJOR_VERSION >= 3
return PyUnicode_AsUTF8(py);
#else
return (char*)PyString_AsString(py);
#endif
}
PyObject* PyString_SafeFromString(const char* str)
{
#if PY_MAJOR_VERSION >= 3
return PyUnicode_FromString(str);
#else
return PyString_FromString(str);
#endif
}
PyObject* PyUnicode_SafeFromString(std::string str)
{
#if PY_MAJOR_VERSION >= 3
return PyUnicode_FromString(str.c_str());
#else
// TODO: try PyUnicode_DecodeUnicodeEscape maybe?
//return PyUnicode_DecodeUTF8(str.c_str(), NULL, "replace");
PyObject* pyString = PyString_FromString(str.c_str());
if (pyString == NULL)
{
PyErr_Print();
std::string message = "Unable to convert the c_str to a python string: ";
message += str;
PyErr_SetString(PyExc_ValueError, message.c_str());
return NULL;
}
PyObject* pyUnicode = PyUnicode_FromEncodedObject(pyString, NULL, "replace");
Py_DECREF(pyString);
return pyUnicode;
#endif
}
PyObject* PyBytesOrString_FromString(std::string str)
{
#if PY_MAJOR_VERSION >= 3
return PyBytes_FromString(str.c_str());
#else
return PyString_FromString(str.c_str());
#endif
}
double PyFloatOrInt_AsDouble(PyObject* py_double_or_int)
{
if (PyFloat_CheckExact(py_double_or_int))
return PyFloat_AsDouble(py_double_or_int);
#if PY_MAJOR_VERSION < 3
else if (PyInt_CheckExact(py_double_or_int))
return static_cast<double>(PyInt_AsLong(py_double_or_int));
#endif
else if (PyLong_CheckExact(py_double_or_int))
return static_cast<double>(PyLong_AsLong(py_double_or_int));
return 0;
}
long PyIntOrLong_AsLong(PyObject* value)
{
long ret_val;
#if PY_MAJOR_VERSION < 3
if (PyInt_Check(value))
{
ret_val = PyInt_AsLong(value);
}
else
{
ret_val = PyLong_AsLong(value);
}
#else
ret_val = PyLong_AsLong(value);
#endif
return ret_val;
}
bool PyFloatLongOrInt_Check(PyObject* py_object)
{
return (
PyFloat_Check(py_object) || PyLong_Check(py_object)
#if PY_MAJOR_VERSION < 3
|| PyInt_Check(py_object)
#endif
);
}
}
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