1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2010 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file source/blender/freestyle/intern/python/Iterator/BPy_AdjacencyIterator.cpp
* \ingroup freestyle
*/
#include "BPy_AdjacencyIterator.h"
#include "../BPy_Convert.h"
#include "../Interface0D/BPy_ViewVertex.h"
#ifdef __cplusplus
extern "C" {
#endif
///////////////////////////////////////////////////////////////////////////////////////////
//------------------------INSTANCE METHODS ----------------------------------
PyDoc_STRVAR(AdjacencyIterator_doc,
"Class hierarchy: :class:`Iterator` > :class:`AdjacencyIterator`\n"
"\n"
"Class for representing adjacency iterators used in the chaining\n"
"process. An AdjacencyIterator is created in the increment() and\n"
"decrement() methods of a :class:`ChainingIterator` and passed to the\n"
"traverse() method of the ChainingIterator.\n"
"\n"
".. method:: __init__()\n"
"\n"
" Default constructor.\n"
"\n"
".. method:: __init__(brother)\n"
"\n"
" Copy constructor.\n"
"\n"
" :arg brother: An AdjacencyIterator object.\n"
" :type brother: :class:`AdjacencyIterator`\n"
"\n"
".. method:: __init__(vertex, restrict_to_selection=True, restrict_to_unvisited=True)\n"
"\n"
" Builds a AdjacencyIterator object.\n"
"\n"
" :arg vertex: The vertex which is the next crossing.\n"
" :type vertex: :class:`ViewVertex`\n"
" :arg restrict_to_selection: Indicates whether to force the chaining\n"
" to stay within the set of selected ViewEdges or not.\n"
" :type restrict_to_selection: bool\n"
" :arg restrict_to_unvisited: Indicates whether a ViewEdge that has\n"
" already been chained must be ignored ot not.\n"
" :type restrict_to_unvisited: bool");
static int AdjacencyIterator_init(BPy_AdjacencyIterator *self, PyObject *args, PyObject *kwds)
{
static const char *kwlist_1[] = {"brother", NULL};
static const char *kwlist_2[] = {"vertex", "restrict_to_selection", "restrict_to_unvisited", NULL};
PyObject *obj1 = 0, *obj2 = 0, *obj3 = 0;
if (PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist_1, &AdjacencyIterator_Type, &obj1)) {
if (!obj1)
self->a_it = new AdjacencyIterator();
else
self->a_it = new AdjacencyIterator(*(((BPy_AdjacencyIterator *)obj1)->a_it));
}
else if (PyErr_Clear(), (obj2 = obj3 = 0),
PyArg_ParseTupleAndKeywords(args, kwds, "O!|O!O!", (char **)kwlist_2,
&ViewVertex_Type, &obj1, &PyBool_Type, &obj2, &PyBool_Type, &obj3))
{
bool restrictToSelection = (!obj2) ? true : bool_from_PyBool(obj2);
bool restrictToUnvisited = (!obj3) ? true : bool_from_PyBool(obj3);
self->a_it = new AdjacencyIterator(((BPy_ViewVertex *)obj1)->vv, restrictToSelection, restrictToUnvisited);
}
else {
PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
return -1;
}
self->py_it.it = self->a_it;
return 0;
}
static PyObject * AdjacencyIterator_iternext(BPy_AdjacencyIterator *self)
{
if (self->a_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
ViewEdge *ve = self->a_it->operator*();
self->a_it->increment();
return BPy_ViewEdge_from_ViewEdge(*ve);
}
static PyMethodDef BPy_AdjacencyIterator_methods[] = {
{NULL, NULL, 0, NULL}
};
/*----------------------AdjacencyIterator get/setters ----------------------------*/
PyDoc_STRVAR(AdjacencyIterator_object_doc,
"The ViewEdge object currently pointed by this iterator.\n"
"\n"
":type: :class:`ViewEdge`");
static PyObject *AdjacencyIterator_object_get(BPy_AdjacencyIterator *self, void *UNUSED(closure))
{
ViewEdge *ve = self->a_it->operator*();
if (ve)
return BPy_ViewEdge_from_ViewEdge(*ve);
Py_RETURN_NONE;
}
PyDoc_STRVAR(AdjacencyIterator_is_incoming_doc,
"True if the current ViewEdge is coming towards the iteration vertex, and\n"
"False otherwise.\n"
"\n"
":type: bool");
static PyObject *AdjacencyIterator_is_incoming_get(BPy_AdjacencyIterator *self, void *UNUSED(closure))
{
return PyBool_from_bool(self->a_it->isIncoming());
}
static PyGetSetDef BPy_AdjacencyIterator_getseters[] = {
{(char *)"is_incoming", (getter)AdjacencyIterator_is_incoming_get, (setter)NULL, (char *)AdjacencyIterator_is_incoming_doc, NULL},
{(char *)"object", (getter)AdjacencyIterator_object_get, (setter)NULL, (char *)AdjacencyIterator_object_doc, NULL},
{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
};
/*-----------------------BPy_AdjacencyIterator type definition ------------------------------*/
PyTypeObject AdjacencyIterator_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"AdjacencyIterator", /* tp_name */
sizeof(BPy_AdjacencyIterator), /* 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 */
AdjacencyIterator_doc, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
PyObject_SelfIter, /* tp_iter */
(iternextfunc)AdjacencyIterator_iternext, /* tp_iternext */
BPy_AdjacencyIterator_methods, /* tp_methods */
0, /* tp_members */
BPy_AdjacencyIterator_getseters, /* tp_getset */
&Iterator_Type, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)AdjacencyIterator_init, /* tp_init */
0, /* tp_alloc */
0, /* tp_new */
};
///////////////////////////////////////////////////////////////////////////////////////////
#ifdef __cplusplus
}
#endif
|