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Python API object.parentVertexIndex - access vertex parent indicies

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This commit is contained in:
Campbell Barton
2008-06-04 16:19:15 +00:00
parent d565e8a02f
commit e26323bcdd
2 changed files with 94 additions and 0 deletions
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92
source/blender/python/api2_2x/Object.c
View File

@@ -360,6 +360,8 @@ static PyObject *Object_getMatrix( BPy_Object * self, PyObject * args );
static PyObject *Object_getParent( BPy_Object * self );
static PyObject *Object_getParentBoneName( BPy_Object * self );
static int Object_setParentBoneName( BPy_Object * self, PyObject * value );
static PyObject *Object_getParentVertexIndex( BPy_Object * self );
static int Object_setParentVertexIndex( BPy_Object * self, PyObject * value );
static PyObject *Object_getSize( BPy_Object * self, PyObject * args );
static PyObject *Object_getTimeOffset( BPy_Object * self );
static PyObject *Object_getTracked( BPy_Object * self );
@@ -1491,6 +1493,92 @@ static int Object_setParentBoneName( BPy_Object * self, PyObject *value )
return 0;
}
static PyObject *Object_getParentVertexIndex( BPy_Object * self )
{
PyObject *pyls = NULL;
if( self->object->parent) {
if (self->object->partype==PARVERT1) {
pyls = PyList_New(1);
PyList_SET_ITEM( pyls, 0, PyInt_FromLong( self->object->par1 ));
return pyls;
} else if (self->object->partype==PARVERT3) {
pyls = PyList_New(3);
PyList_SET_ITEM( pyls, 0, PyInt_FromLong( self->object->par1 ));
PyList_SET_ITEM( pyls, 1, PyInt_FromLong( self->object->par2 ));
PyList_SET_ITEM( pyls, 2, PyInt_FromLong( self->object->par3 ));
return pyls;
}
}
return PyList_New(0);
}
static int Object_setParentVertexIndex( BPy_Object * self, PyObject *value )
{
PyObject *item;
int val[3] = {0,0,0};
if( !self->object->parent) {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"This object has no vertex parent, cant set the vertex parent indicies" );
}
if (self->object->partype==PARVERT1) {
if (PySequence_Length(value) != 1)
return EXPP_ReturnIntError( PyExc_RuntimeError,
"Vertex parented to 1 vertex, can only assign a sequence with 1 vertex parent index" );
item = PySequence_GetItem(value, 0);
if (item) {
val[0] = PyInt_AsLong(item);
Py_DECREF(item);
}
} else if (self->object->partype==PARVERT3) {
int i;
if (PySequence_Length(value) != 3)
return EXPP_ReturnIntError( PyExc_RuntimeError,
"Vertex parented to 3 verts, can only assign a sequence with 3 verts parent index" );
for (i=0; i<3; i++) {
item = PySequence_GetItem(value, i);
if (item) {
val[i] = PyInt_AsLong(item);
Py_DECREF(item);
}
}
} else {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"This object has no vertex parent, cant set the vertex parent indicies" );
}
if (PyErr_Occurred()) {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"This object has no vertex parent, cant set the vertex parent indicies" );
} else {
if (self->object->partype==PARVERT1) {
if (val[0] < 0) {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"vertex index less then zero" );
}
self->object->par1 = val[0];
} else if (self->object->partype==PARVERT3) {
if (val[0]==val[1] || val[0]==val[2] || val[1]==val[2]) {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"duplicate indicies in vertex parent assignment" );
}
if (val[0] < 0 || val[1] < 0 || val[2] < 0) {
return EXPP_ReturnIntError( PyExc_RuntimeError,
"vertex index less then zero" );
}
self->object->par1 = val[0];
self->object->par2 = val[1];
self->object->par3 = val[2];
}
}
return 0;
}
static PyObject *Object_getSize( BPy_Object * self, PyObject * args )
{
char *space = "localspace"; /* default to local */
@@ -4916,6 +5004,10 @@ static PyGetSetDef BPy_Object_getseters[] = {
(getter)Object_getParentBoneName, (setter)Object_setParentBoneName,
"The object's parent object's sub name",
NULL},
{"parentVertexIndex",
(getter)Object_getParentVertexIndex, (setter)Object_setParentVertexIndex,
"Indicies used for vertex parents",
NULL},
{"track",
(getter)Object_getTracked, (setter)Object_setTracked,
"The object's tracked object",

2
source/blender/python/api2_2x/doc/Object.py
View File

@@ -389,6 +389,8 @@ class Object:
@ivar parentbonename: The string name of the parent bone (if defined).
This can be set to another bone in the armature if the object already has a bone parent.
@type parentbonename: string or None
@ivar parentVertexIndex: A list of vertex parent indicies, with a length of 0, 1 or 3. When there are 1 or 3 vertex parents, the indicies can be assigned to a sequence of the same length.
@type parentVertexIndex: list
@ivar protectFlags: The "transform locking" bitfield flags for the object.
See L{ProtectFlags} const dict for values.
@type protectFlags: int