test/source/blender/freestyle/intern/python/StrokeShader/BPy_CalligraphicShader.cpp

/* SPDX-FileCopyrightText: 2004-2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

/** \file
 * \ingroup freestyle
 */

#include "BPy_CalligraphicShader.h"

#include "../../stroke/AdvancedStrokeShaders.h"
#include "../BPy_Convert.h"

using namespace Freestyle;

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

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

PyDoc_STRVAR(
    /* Wrap. */
    CalligraphicShader___doc__,
    "Class hierarchy: :class:`freestyle.types.StrokeShader` > :class:`CalligraphicShader`\n"
    "\n"
    "[Thickness Shader]\n"
    "\n"
    ".. method:: __init__(thickness_min, thickness_max, orientation, clamp)\n"
    "\n"
    "   Builds a CalligraphicShader object.\n"
    "\n"
    "   :arg thickness_min: The minimum thickness in the direction\n"
    "      perpendicular to the main direction.\n"
    "   :type thickness_min: float\n"
    "   :arg thickness_max: The maximum thickness in the main direction.\n"
    "   :type thickness_max: float\n"
    "   :arg orientation: The 2D vector giving the main direction.\n"
    "   :type orientation: :class:`mathutils.Vector`\n"
    "   :arg clamp: If true, the strokes are drawn in black when the stroke\n"
    "      direction is between -90 and 90 degrees with respect to the main\n"
    "      direction and drawn in white otherwise. If false, the strokes\n"
    "      are always drawn in black.\n"
    "   :type clamp: bool\n"
    "\n"
    ".. method:: shade(stroke)\n"
    "\n"
    "   Assigns thicknesses to the stroke vertices so that the stroke looks\n"
    "   like made with a calligraphic tool, i.e. the stroke will be the\n"
    "   thickest in a main direction, and the thinnest in the direction\n"
    "   perpendicular to this one, and an interpolation in between.\n"
    "\n"
    "   :arg stroke: A Stroke object.\n"
    "   :type stroke: :class:`freestyle.types.Stroke`\n");

static int CalligraphicShader___init__(BPy_CalligraphicShader *self,
                                       PyObject *args,
                                       PyObject *kwds)
{
  static const char *kwlist[] = {
      "thickness_min", "thickness_max", "orientation", "clamp", nullptr};
  double d1, d2;
  float f3[2];
  PyObject *obj4 = nullptr;

  if (!PyArg_ParseTupleAndKeywords(
          args, kwds, "ddO&O!", (char **)kwlist, &d1, &d2, convert_v2, f3, &PyBool_Type, &obj4))
  {
    return -1;
  }
  Vec2f v(f3[0], f3[1]);
  self->py_ss.ss = new CalligraphicShader(d1, d2, v, bool_from_PyBool(obj4));
  return 0;
}

/*-----------------------BPy_CalligraphicShader type definition ------------------------------*/

PyTypeObject CalligraphicShader_Type = {
    /*ob_base*/ PyVarObject_HEAD_INIT(nullptr, 0)
    /*tp_name*/ "CalligraphicShader",
    /*tp_basicsize*/ sizeof(BPy_CalligraphicShader),
    /*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*/ CalligraphicShader___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)CalligraphicShader___init__,
    /*tp_alloc*/ nullptr,
    /*tp_new*/ nullptr,
};

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