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blender-archive/source/blender/freestyle/intern/python/Interface1D/FEdge/BPy_FEdgeSharp.cpp
Tamito Kajiyama 39f8c6e189 Freestyle Python API improvements - part 5.
Handling of keyword arguments in Python wrapper class constructors was revised.
This revision is mainly focused on Interface0D, Interface1D, Iterator, and
their subclasses, as well as a few additional view map component classes.

Implementation notes: Because of the extensive use of constructor overloading
in the underlying C++ classes, the corresponding Python wrappers try to parse
arguments through multiple calls of PyArg_ParseTupleAndKeywords() if needed.
The downside of this implementation is that most argument errors result in the
same error message ("invalid argument(s)") without indicating what is wrong.
For now this issue is left for future work.

* Now the instantiation of ViewVertex is prohibited since the underlying
C++ class is an abstract class.

* Removed the .cast_to_interface0diterator() method from CurvePointIterator
and StrokeVertexIterator.  Instead the constructor of Interface0DIterator now
accepts the instances of these two iterator classes to construct a nested
Interface0DIterator instance that can be passed to Function0D functor objects.
Specifically, an iterator 'it' is passed to a functor 'func' as follows:

  func(Interface0DIterator(it))

instead of:

  func(it.cast_to_interface0diterator())

* Boolean arguments of class constructors only accept values of boolean type.
Input values of other types are considered as error.

* Additional code clean-up was made.
2013-02-21 02:57:44 +00:00

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13 KiB
C++

#include "BPy_FEdgeSharp.h"
#include "../../BPy_Convert.h"
#include "../../Interface0D/BPy_SVertex.h"
#ifdef __cplusplus
extern "C" {
#endif
///////////////////////////////////////////////////////////////////////////////////////////
/*----------------------FEdgeSharp methods ----------------------------*/
PyDoc_STRVAR(FEdgeSharp_doc,
"Class hierarchy: :class:`Interface1D` > :class:`FEdge` > :class:`FEdgeSharp`\n"
"\n"
"Class defining a sharp FEdge. A Sharp FEdge corresponds to an initial\n"
"edge of the input mesh. It can be a silhouette, a crease or a border.\n"
"If it is a crease edge, then it is borded by two faces of the mesh.\n"
"Face a lies on its right whereas Face b lies on its left. If it is a\n"
"border edge, then it doesn't have any face on its right, and thus Face\n"
"a is None.\n"
"\n"
".. method:: __init__()\n"
"\n"
" Default constructor.\n"
"\n"
".. method:: __init__(brother)\n"
"\n"
" Copy constructor.\n"
"\n"
" :arg brother: An FEdgeSharp object.\n"
" :type brother: :class:`FEdgeSharp`\n"
"\n"
".. method:: __init__(first_vertex, second_vertex)\n"
"\n"
" Builds an FEdgeSharp going from the first vertex to the second.\n"
"\n"
" :arg first_vertex: The first SVertex object.\n"
" :type first_vertex: :class:`SVertex`\n"
" :arg second_vertex: The second SVertex object.\n"
" :type second_vertex: :class:`SVertex`");
static int FEdgeSharp_init(BPy_FEdgeSharp *self, PyObject *args, PyObject *kwds)
{
static const char *kwlist_1[] = {"brother", NULL};
static const char *kwlist_2[] = {"first_vertex", "second_vertex", NULL};
PyObject *obj1 = 0, *obj2 = 0;
if (PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist_1, &FEdgeSharp_Type, &obj1)) {
if (!obj1)
self->fes = new FEdgeSharp();
else
self->fes = new FEdgeSharp(*(((BPy_FEdgeSharp *)obj1)->fes));
}
else if (PyErr_Clear(),
PyArg_ParseTupleAndKeywords(args, kwds, "O!O!", (char **)kwlist_2,
&SVertex_Type, &obj1, &SVertex_Type, &obj2))
{
self->fes = new FEdgeSharp(((BPy_SVertex *)obj1)->sv, ((BPy_SVertex *)obj2)->sv);
}
else {
PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
return -1;
}
self->py_fe.fe = self->fes;
self->py_fe.py_if1D.if1D = self->fes;
self->py_fe.py_if1D.borrowed = 0;
return 0;
}
static PyMethodDef BPy_FEdgeSharp_methods[] = {
{NULL, NULL, 0, NULL}
};
/*----------------------mathutils callbacks ----------------------------*/
/* subtype */
#define MATHUTILS_SUBTYPE_NORMAL_A 1
#define MATHUTILS_SUBTYPE_NORMAL_B 2
static int FEdgeSharp_mathutils_check(BaseMathObject *bmo)
{
if (!BPy_FEdgeSharp_Check(bmo->cb_user))
return -1;
return 0;
}
static int FEdgeSharp_mathutils_get(BaseMathObject *bmo, int subtype)
{
BPy_FEdgeSharp *self = (BPy_FEdgeSharp *)bmo->cb_user;
switch (subtype) {
case MATHUTILS_SUBTYPE_NORMAL_A:
{
Vec3r p(self->fes->normalA());
bmo->data[0] = p[0];
bmo->data[1] = p[1];
bmo->data[2] = p[2];
}
break;
case MATHUTILS_SUBTYPE_NORMAL_B:
{
Vec3r p(self->fes->normalB());
bmo->data[0] = p[0];
bmo->data[1] = p[1];
bmo->data[2] = p[2];
}
break;
default:
return -1;
}
return 0;
}
static int FEdgeSharp_mathutils_set(BaseMathObject *bmo, int subtype)
{
BPy_FEdgeSharp *self = (BPy_FEdgeSharp *)bmo->cb_user;
switch (subtype) {
case MATHUTILS_SUBTYPE_NORMAL_A:
{
Vec3r p(bmo->data[0], bmo->data[1], bmo->data[2]);
self->fes->setNormalA(p);
}
break;
case MATHUTILS_SUBTYPE_NORMAL_B:
{
Vec3r p(bmo->data[0], bmo->data[1], bmo->data[2]);
self->fes->setNormalB(p);
}
break;
default:
return -1;
}
return 0;
}
static int FEdgeSharp_mathutils_get_index(BaseMathObject *bmo, int subtype, int index)
{
BPy_FEdgeSharp *self = (BPy_FEdgeSharp *)bmo->cb_user;
switch (subtype) {
case MATHUTILS_SUBTYPE_NORMAL_A:
{
Vec3r p(self->fes->normalA());
bmo->data[index] = p[index];
}
break;
case MATHUTILS_SUBTYPE_NORMAL_B:
{
Vec3r p(self->fes->normalB());
bmo->data[index] = p[index];
}
break;
default:
return -1;
}
return 0;
}
static int FEdgeSharp_mathutils_set_index(BaseMathObject *bmo, int subtype, int index)
{
BPy_FEdgeSharp *self = (BPy_FEdgeSharp *)bmo->cb_user;
switch (subtype) {
case MATHUTILS_SUBTYPE_NORMAL_A:
{
Vec3r p(self->fes->normalA());
p[index] = bmo->data[index];
self->fes->setNormalA(p);
}
break;
case MATHUTILS_SUBTYPE_NORMAL_B:
{
Vec3r p(self->fes->normalB());
p[index] = bmo->data[index];
self->fes->setNormalB(p);
}
break;
default:
return -1;
}
return 0;
}
static Mathutils_Callback FEdgeSharp_mathutils_cb = {
FEdgeSharp_mathutils_check,
FEdgeSharp_mathutils_get,
FEdgeSharp_mathutils_set,
FEdgeSharp_mathutils_get_index,
FEdgeSharp_mathutils_set_index
};
static unsigned char FEdgeSharp_mathutils_cb_index = -1;
void FEdgeSharp_mathutils_register_callback()
{
FEdgeSharp_mathutils_cb_index = Mathutils_RegisterCallback(&FEdgeSharp_mathutils_cb);
}
/*----------------------FEdgeSharp get/setters ----------------------------*/
PyDoc_STRVAR(FEdgeSharp_normal_right_doc,
"The normal to the face lying on the right of the FEdge. If this FEdge\n"
"is a border, it has no Face on its right and therefore no normal.\n"
"\n"
":type: :class:`mathutils.Vector`");
static PyObject *FEdgeSharp_normal_right_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return Vector_CreatePyObject_cb((PyObject *)self, 3, FEdgeSharp_mathutils_cb_index, MATHUTILS_SUBTYPE_NORMAL_A);
}
static int FEdgeSharp_normal_right_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
float v[3];
if (!float_array_from_PyObject(value, v, 3)) {
PyErr_SetString(PyExc_ValueError, "value must be a 3-dimensional vector");
return -1;
}
Vec3r p(v[0], v[1], v[2]);
self->fes->setNormalA(p);
return 0;
}
PyDoc_STRVAR(FEdgeSharp_normal_left_doc,
"The normal to the face lying on the left of the FEdge.\n"
"\n"
":type: :class:`mathutils.Vector`");
static PyObject *FEdgeSharp_normal_left_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return Vector_CreatePyObject_cb((PyObject *)self, 3, FEdgeSharp_mathutils_cb_index, MATHUTILS_SUBTYPE_NORMAL_B);
}
static int FEdgeSharp_normal_left_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
float v[3];
if (!float_array_from_PyObject(value, v, 3)) {
PyErr_SetString(PyExc_ValueError, "value must be a 3-dimensional vector");
return -1;
}
Vec3r p(v[0], v[1], v[2]);
self->fes->setNormalB(p);
return 0;
}
PyDoc_STRVAR(FEdgeSharp_material_index_right_doc,
"The index of the material of the face lying on the right of the FEdge.\n"
"If this FEdge is a border, it has no Face on its right and therefore\n"
"no material.\n"
"\n"
":type: int");
static PyObject *FEdgeSharp_material_index_right_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return PyLong_FromLong(self->fes->aFrsMaterialIndex());
}
static int FEdgeSharp_material_index_right_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
unsigned int i = PyLong_AsUnsignedLong(value);
if(PyErr_Occurred())
return -1;
self->fes->setaFrsMaterialIndex(i);
return 0;
}
PyDoc_STRVAR(FEdgeSharp_material_index_left_doc,
"The index of the material of the face lying on the left of the FEdge.\n"
"\n"
":type: int");
static PyObject *FEdgeSharp_material_index_left_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return PyLong_FromLong(self->fes->aFrsMaterialIndex());
}
static int FEdgeSharp_material_index_left_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
unsigned int i = PyLong_AsUnsignedLong(value);
if(PyErr_Occurred())
return -1;
self->fes->setbFrsMaterialIndex(i);
return 0;
}
PyDoc_STRVAR(FEdgeSharp_material_right_doc,
"The material of the face lying on the right of the FEdge. If this FEdge\n"
"is a border, it has no Face on its right and therefore no material.\n"
"\n"
":type: :class:`Material`");
static PyObject *FEdgeSharp_material_right_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return BPy_FrsMaterial_from_FrsMaterial(self->fes->aFrsMaterial());
}
PyDoc_STRVAR(FEdgeSharp_material_left_doc,
"The material of the face lying on the left of the FEdge.\n"
"\n"
":type: :class:`Material`");
static PyObject *FEdgeSharp_material_left_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return BPy_FrsMaterial_from_FrsMaterial(self->fes->bFrsMaterial());
}
PyDoc_STRVAR(FEdgeSharp_face_mark_right_doc,
"The face mark of the face lying on the right of the FEdge. If this FEdge\n"
"is a border, it has no face on the right and thus this property is set to\n"
"false.\n"
"\n"
":type: bool");
static PyObject *FEdgeSharp_face_mark_right_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return PyBool_from_bool(self->fes->aFaceMark());
}
static int FEdgeSharp_face_mark_right_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
if(!PyBool_Check(value))
return -1;
self->fes->setaFaceMark(bool_from_PyBool(value));
return 0;
}
PyDoc_STRVAR(FEdgeSharp_face_mark_left_doc,
"The face mark of the face lying on the left of the FEdge.\n"
"\n"
":type: bool");
static PyObject *FEdgeSharp_face_mark_left_get(BPy_FEdgeSharp *self, void *UNUSED(closure))
{
return PyBool_from_bool(self->fes->bFaceMark());
}
static int FEdgeSharp_face_mark_left_set(BPy_FEdgeSharp *self, PyObject *value, void *UNUSED(closure))
{
if(!PyBool_Check(value))
return -1;
self->fes->setbFaceMark(bool_from_PyBool(value));
return 0;
}
static PyGetSetDef BPy_FEdgeSharp_getseters[] = {
{(char *)"normal_right", (getter)FEdgeSharp_normal_right_get, (setter)FEdgeSharp_normal_right_set, (char *)FEdgeSharp_normal_right_doc, NULL},
{(char *)"normal_left", (getter)FEdgeSharp_normal_left_get, (setter)FEdgeSharp_normal_left_set, (char *)FEdgeSharp_normal_left_doc, NULL},
{(char *)"material_index_right", (getter)FEdgeSharp_material_index_right_get, (setter)FEdgeSharp_material_index_right_set, (char *)FEdgeSharp_material_index_right_doc, NULL},
{(char *)"material_index_left", (getter)FEdgeSharp_material_index_left_get, (setter)FEdgeSharp_material_index_left_set, (char *)FEdgeSharp_material_index_left_doc, NULL},
{(char *)"material_right", (getter)FEdgeSharp_material_right_get, (setter)NULL, (char *)FEdgeSharp_material_right_doc, NULL},
{(char *)"material_left", (getter)FEdgeSharp_material_left_get, (setter)NULL, (char *)FEdgeSharp_material_left_doc, NULL},
{(char *)"face_mark_right", (getter)FEdgeSharp_face_mark_right_get, (setter)FEdgeSharp_face_mark_right_set, (char *)FEdgeSharp_face_mark_right_doc, NULL},
{(char *)"face_mark_left", (getter)FEdgeSharp_face_mark_left_get, (setter)FEdgeSharp_face_mark_left_set, (char *)FEdgeSharp_face_mark_left_doc, NULL},
{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
};
/*-----------------------BPy_FEdgeSharp type definition ------------------------------*/
PyTypeObject FEdgeSharp_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"FEdgeSharp", /* tp_name */
sizeof(BPy_FEdgeSharp), /* tp_basicsize */
0, /* tp_itemsize */
0, /* tp_dealloc */
0, /* tp_print */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_reserved */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
0, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
FEdgeSharp_doc, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
BPy_FEdgeSharp_methods, /* tp_methods */
0, /* tp_members */
BPy_FEdgeSharp_getseters, /* tp_getset */
&FEdge_Type, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)FEdgeSharp_init, /* tp_init */
0, /* tp_alloc */
0, /* tp_new */
};
///////////////////////////////////////////////////////////////////////////////////////////
#ifdef __cplusplus
}
#endif