== PyConstraints - BPy API Access ==

The BPy Access to PyConstraints. I have not implemented the setter for the PyC-ID-Properties access as I'm not too sure how this should be done.

Also fixed a few typos in the py-docs for the Limit Scale constraint.
This commit is contained in:
Joshua Leung 2007-06-18 10:39:50 +00:00
parent 01e8789f3f
commit 25ec0533a9
2 changed files with 83 additions and 10 deletions

@ -36,6 +36,7 @@
#include "DNA_effect_types.h"
#include "DNA_vec_types.h"
#include "DNA_curve_types.h"
#include "DNA_text_types.h"
#include "BKE_main.h"
#include "BKE_global.h"
@ -50,8 +51,10 @@
#include "blendef.h"
#include "mydevice.h"
#include "IDProp.h"
#include "Object.h"
#include "NLA.h"
#include "Text.h"
#include "gen_utils.h"
enum constraint_constants {
@ -126,6 +129,9 @@ enum constraint_constants {
EXPP_CONSTR_LIMLOCALBONE,
EXPP_CONSTR_LIMLOCALNOPAR,
EXPP_CONSTR_SCRIPT,
EXPP_CONSTR_PROPS,
EXPP_CONSTR_RB_TYPE,
EXPP_CONSTR_RB_BALL,
EXPP_CONSTR_RB_HINGE,
@ -1211,6 +1217,63 @@ static int sizelimit_setter( BPy_Constraint *self, int type, PyObject *value )
}
}
static PyObject *script_getter( BPy_Constraint * self, int type )
{
bPythonConstraint *con = (bPythonConstraint *)(self->con->data);
switch( type ) {
case EXPP_CONSTR_TARGET:
return Object_CreatePyObject( con->tar );
case EXPP_CONSTR_BONE:
return PyString_FromString( con->subtarget );
case EXPP_CONSTR_SCRIPT:
return Text_CreatePyObject( con->text );
case EXPP_CONSTR_PROPS:
return BPy_Wrap_IDProperty( NULL, con->prop, NULL);
default:
return EXPP_ReturnPyObjError( PyExc_KeyError, "key not found" );
}
}
static int script_setter( BPy_Constraint *self, int type, PyObject *value )
{
bPythonConstraint *con = (bPythonConstraint *)(self->con->data);
switch( type ) {
case EXPP_CONSTR_TARGET: {
Object *obj = (( BPy_Object * )value)->object;
if( !BPy_Object_Check( value ) )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected BPy object argument" );
con->tar = obj;
return 0;
}
case EXPP_CONSTR_BONE: {
char *name = PyString_AsString( value );
if( !name )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected string arg" );
BLI_strncpy( con->subtarget, name, sizeof( con->subtarget ) );
return 0;
}
case EXPP_CONSTR_SCRIPT: {
Text *text = (( BPy_Text * )value)->text;
if( !BPy_Object_Check( value ) )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected BPy text argument" );
con->text = text;
return 0;
}
case EXPP_CONSTR_PROPS:
return EXPP_ReturnIntError( PyExc_RuntimeError,
"setting ID-Properties of PyConstraints this way is not supported" );
default:
return EXPP_ReturnIntError( PyExc_KeyError, "key not found" );
}
}
static PyObject *rigidbody_getter( BPy_Constraint * self, int type)
{
@ -1380,8 +1443,9 @@ static PyObject *Constraint_getData( BPy_Constraint * self, PyObject * key )
return rigidbody_getter( self, setting );
case CONSTRAINT_TYPE_CLAMPTO:
return clampto_getter( self, setting );
case CONSTRAINT_TYPE_CHILDOF: /* Unimplemented */
case CONSTRAINT_TYPE_PYTHON:
return script_getter( self, setting );
case CONSTRAINT_TYPE_CHILDOF: /* Unimplemented */
default:
return EXPP_ReturnPyObjError( PyExc_KeyError,
"unknown constraint type" );
@ -1447,10 +1511,12 @@ static int Constraint_setData( BPy_Constraint * self, PyObject * key,
case CONSTRAINT_TYPE_CLAMPTO:
result = clampto_setter( self, key_int, arg);
break;
case CONSTRAINT_TYPE_PYTHON:
result = script_setter( self, key_int, arg);
break;
case CONSTRAINT_TYPE_NULL:
return EXPP_ReturnIntError( PyExc_KeyError, "key not found" );
case CONSTRAINT_TYPE_CHILDOF: /* Unimplemented */
case CONSTRAINT_TYPE_PYTHON:
default:
return EXPP_ReturnIntError( PyExc_RuntimeError,
"unsupported constraint setting" );
@ -2117,7 +2183,11 @@ static PyObject *M_Constraint_SettingsDict( void )
PyInt_FromLong( EXPP_CONSTR_LIMLOCALBONE ) );
PyConstant_Insert( d, "LIMIT_LOCAL_NOPARENT",
PyInt_FromLong( EXPP_CONSTR_LIMLOCALNOPAR ) );
PyConstant_Insert( d, "SCRIPT",
PyInt_FromLong( EXPP_CONSTR_SCRIPT ) );
PyConstant_Insert( d, "PROPERTIES",
PyInt_FromLong( EXPP_CONSTR_PROPS ) );
PyConstant_Insert( d, "CONSTR_RB_TYPE",
PyInt_FromLong( EXPP_CONSTR_RB_TYPE ) );

@ -32,7 +32,7 @@ Or to print all the constraints attached to each bone in a pose::
for comparison with L{Constraint.type}. Values are
TRACKTO, IKSOLVER, FOLLOWPATH, COPYROT, COPYLOC, COPYSIZE, ACTION,
LOCKTRACK, STRETCHTO, FLOOR, LIMITLOC, LIMITROT, LIMITSIZE, CLAMPTO,
NULL
PYTHON, NULL
@type Settings: readonly dictionary
@var Settings: Constant dict used for changing constraint settings.
@ -117,12 +117,15 @@ Or to print all the constraints attached to each bone in a pose::
- Used by Limit Scale (LIMITSIZE) constraint:
- LIMIT (bitfield): any combination of LIMIT_XMIN, LIMIT_XMAX,
LIMIT_YMIN, LIMIT_YMAX, LIMIT_ZMIN, LIMIT_ZMAX
- XMIN (float): clamped to [-1000.0,1000.0]
- XMAX (float): clamped to [-1000.0,1000.0]
- YMIN (float): clamped to [-1000.0,1000.0]
- YMAX (float): clamped to [-1000.0,1000.0]
- ZMIN (float): clamped to [-1000.0,1000.0]
- ZMAX (float): clamped to [-1000.0,1000.0]
- XMIN (float): clamped to [0.0001,1000.0]
- XMAX (float): clamped to [0.0001,1000.0]
- YMIN (float): clamped to [0.0001,1000.0]
- YMAX (float): clamped to [0.0001,1000.0]
- ZMIN (float): clamped to [0.0001,1000.0]
- ZMAX (float): clamped to [0.0001,1000.0]
- Used by Python Script (PYTHON) constraint:
- SCRIPT (Text): script to use
- PROPERTIES (IDProperties): ID-Properties of constraint
"""