Differential D752 Diff 2488 source/blender/freestyle/intern/python/Iterator/BPy_StrokeVertexIterator.cpp

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source/blender/freestyle/intern/python/Iterator/BPy_StrokeVertexIterator.cpp

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	static PyObject StrokeVertexIterator_iternext(BPy_StrokeVertexIterator self)	static PyObject StrokeVertexIterator_iternext(BPy_StrokeVertexIterator self)
	{	{
	/* Because Freestyle iterators for which it.isEnd() holds true have no valid object	/* Because Freestyle iterators for which it.isEnd() holds true have no valid object
	* (referencing it.object in this case leads to a crash), we must check if it.object	* (they point to the past-the-end element and can't be dereferenced), we have to check
	* is valid after incrementing, to prevent crashes in Python.	* iterators for validity.
	* Additionally, the at_start attribute is used to keep Freestyle iterator objects	* Additionally, the at_start attribute is used to keep Freestyle iterator objects
	* and Python for loops in sync. */	* and Python for loops in sync. */

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	self->sv_it->decrement();	self->sv_it->decrement();
	}	}
	else {	else {
	if (self->sv_it->isEnd()) {	/* if sv_it.isEnd() is true, the iterator can't be incremented. if sv_it.isLast() is true,
		* the iterator is currently pointing to the final valid argument. Incrementing it further would
		* give a python object that can't be dereferenced. */
		if (self->sv_it->isLast() \|\| self->sv_it->isEnd()) {
		kjym3AuthorUnsubmitted Not Done Inline Actions Same comment with the previous one: if (self->sv_it->isLast() \|\| self->sv_it->isEnd()) { kjym3: Same comment with the previous one: ``` if (self->sv_it->isLast() \|\| self->sv_it->isEnd()) {…
	PyErr_SetNone(PyExc_StopIteration);	PyErr_SetNone(PyExc_StopIteration);
	return NULL;	return NULL;
	}	}
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	* and don't increment, to keep for-loops in sync */	* and don't increment, to keep for-loops in sync */
	if (self->at_start)	if (self->at_start)
	self->at_start = false;	self->at_start = false;
	/* after incrementing, check if the iterator is at its end	else
	* exit the loop if it is. not doing so will result in a crash */
	else {
	self->sv_it->increment();	self->sv_it->increment();
	if (self->sv_it->isEnd()) {
	PyErr_SetNone(PyExc_StopIteration);
	return NULL;
	}
	}
	}	}
	StrokeVertex *sv = self->sv_it->operator->();	StrokeVertex *sv = self->sv_it->operator->();
	return BPy_StrokeVertex_from_StrokeVertex(*sv);	return BPy_StrokeVertex_from_StrokeVertex(*sv);
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	return PyFloat_FromDouble(self->sv_it->u());	return PyFloat_FromDouble(self->sv_it->u());
	}	}

		PyDoc_STRVAR(StrokeVertexIterator_at_last_doc,
		"True if the interator points to the last valid element.\n"
		"For its counterpart (pointing to the first valid element), use it.is_begin.\n"
		"\n"
		":type: bool");

		static PyObject StrokeVertexIterator_at_last_get(BPy_StrokeVertexIterator self)
		{
		return PyBool_from_bool(self->sv_it->castToInterface0DIterator().isLast());

		}

	static PyGetSetDef BPy_StrokeVertexIterator_getseters[] = {	static PyGetSetDef BPy_StrokeVertexIterator_getseters[] = {
	{(char *)"object", (getter)StrokeVertexIterator_object_get, (setter)NULL,	{(char *)"object", (getter)StrokeVertexIterator_object_get, (setter)NULL,
	(char *)StrokeVertexIterator_object_doc, NULL},	(char *)StrokeVertexIterator_object_doc, NULL},
	{(char )"t", (getter)StrokeVertexIterator_t_get, (setter)NULL, (char )StrokeVertexIterator_t_doc, NULL},	{(char )"t", (getter)StrokeVertexIterator_t_get, (setter)NULL, (char )StrokeVertexIterator_t_doc, NULL},
	{(char )"u", (getter)StrokeVertexIterator_u_get, (setter)NULL, (char )StrokeVertexIterator_u_doc, NULL},	{(char )"u", (getter)StrokeVertexIterator_u_get, (setter)NULL, (char )StrokeVertexIterator_u_doc, NULL},
	{NULL, NULL, NULL, NULL, NULL} /* Sentinel */	{(char )"at_last", (getter)StrokeVertexIterator_at_last_get, (setter)NULL, (char )StrokeVertexIterator_at_last_doc, NULL},
		{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
	};	};

	/-----------------------BPy_StrokeVertexIterator type definition ------------------------------/	/-----------------------BPy_StrokeVertexIterator type definition ------------------------------/
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