/* SPDX-License-Identifier: GPL-2.0-or-later */

/** \file
 * \ingroup freestyle
 */

#include "BPy_PolygonalizationShader.h"

#include "../../stroke/BasicStrokeShaders.h"

#ifdef __cplusplus
extern "C" {
#endif

using namespace Freestyle;

///////////////////////////////////////////////////////////////////////////////////////////

//------------------------INSTANCE METHODS ----------------------------------

static char PolygonalizationShader___doc__[] =
    "Class hierarchy: :class:`freestyle.types.StrokeShader` > :class:`PolygonalizationShader`\n"
    "\n"
    "[Geometry shader]\n"
    "\n"
    ".. method:: __init__(error)\n"
    "\n"
    "   Builds a PolygonalizationShader object.\n"
    "\n"
    "   :arg error: The error we want our polygonal approximation to have\n"
    "      with respect to the original geometry.  The smaller, the closer\n"
    "      the new stroke is to the original one.  This error corresponds to\n"
    "      the maximum distance between the new stroke and the old one.\n"
    "   :type error: float\n"
    "\n"
    ".. method:: shade(stroke)\n"
    "\n"
    "   Modifies the Stroke geometry so that it looks more \"polygonal\".\n"
    "   The basic idea is to start from the minimal stroke approximation\n"
    "   consisting in a line joining the first vertex to the last one and\n"
    "   to subdivide using the original stroke vertices until a certain\n"
    "   error is reached.\n"
    "\n"
    "   :arg stroke: A Stroke object.\n"
    "   :type stroke: :class:`freestyle.types.Stroke`\n";

static int PolygonalizationShader___init__(BPy_PolygonalizationShader *self,
                                           PyObject *args,
                                           PyObject *kwds)
{
  static const char *kwlist[] = {"error", nullptr};
  float f;

  if (!PyArg_ParseTupleAndKeywords(args, kwds, "f", (char **)kwlist, &f)) {
    return -1;
  }
  self->py_ss.ss = new StrokeShaders::PolygonalizationShader(f);
  return 0;
}

/*-----------------------BPy_PolygonalizationShader type definition -----------------------------*/

PyTypeObject PolygonalizationShader_Type = {
    PyVarObject_HEAD_INIT(nullptr, 0)
    /*tp_name*/ "PolygonalizationShader",
    /*tp_basicsize*/ sizeof(BPy_PolygonalizationShader),
    /*tp_itemsize*/ 0,
    /*tp_dealloc*/ nullptr,
    /*tp_vectorcall_offset*/ 0,
    /*tp_getattr*/ nullptr,
    /*tp_setattr*/ nullptr,
    /*tp_as_async*/ nullptr,
    /*tp_repr*/ nullptr,
    /*tp_as_number*/ nullptr,
    /*tp_as_sequence*/ nullptr,
    /*tp_as_mapping*/ nullptr,
    /*tp_hash*/ nullptr,
    /*tp_call*/ nullptr,
    /*tp_str*/ nullptr,
    /*tp_getattro*/ nullptr,
    /*tp_setattro*/ nullptr,
    /*tp_as_buffer*/ nullptr,
    /*tp_flags*/ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
    /*tp_doc*/ PolygonalizationShader___doc__,
    /*tp_traverse*/ nullptr,
    /*tp_clear*/ nullptr,
    /*tp_richcompare*/ nullptr,
    /*tp_weaklistoffset*/ 0,
    /*tp_iter*/ nullptr,
    /*tp_iternext*/ nullptr,
    /*tp_methods*/ nullptr,
    /*tp_members*/ nullptr,
    /*tp_getset*/ nullptr,
    /*tp_base*/ &StrokeShader_Type,
    /*tp_dict*/ nullptr,
    /*tp_descr_get*/ nullptr,
    /*tp_descr_set*/ nullptr,
    /*tp_dictoffset*/ 0,
    /*tp_init*/ (initproc)PolygonalizationShader___init__,
    /*tp_alloc*/ nullptr,
    /*tp_new*/ nullptr,
};

///////////////////////////////////////////////////////////////////////////////////////////

#ifdef __cplusplus
}
#endif