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|
/*
* $Id$
*
* ***** BEGIN GPL/BL DUAL 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* This is a new part of Blender.
*
* Contributor(s): Jacques Guignot, Nathan Letwory, Ken Hughes, Johnny Matthews
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#include "Ipocurve.h" /*This must come first*/
#include "Object.h"
#include "BKE_global.h"
#include "BKE_depsgraph.h"
#include "BKE_ipo.h"
#include "BSE_editipo.h"
#include "MEM_guardedalloc.h"
#include "DNA_ipo_types.h"
#include "BezTriple.h"
#include "gen_utils.h"
/*****************************************************************************/
/* Python API function prototypes for the IpoCurve module. */
/*****************************************************************************/
static PyObject *M_IpoCurve_New( PyObject * self, PyObject * args );
static PyObject *M_IpoCurve_Get( PyObject * self, PyObject * args );
/*****************************************************************************/
/* The following string definitions are used for documentation strings. */
/* In Python these will be written to the console when doing a */
/* Blender.IpoCurve.__doc__ */
/*****************************************************************************/
char M_IpoCurve_doc[] = "";
char M_IpoCurve_New_doc[] = "";
char M_IpoCurve_Get_doc[] = "";
/*****************************************************************************/
/* Python method structure definition for Blender.IpoCurve module: */
/*****************************************************************************/
struct PyMethodDef M_IpoCurve_methods[] = {
{"New", ( PyCFunction ) M_IpoCurve_New, METH_VARARGS | METH_KEYWORDS,
M_IpoCurve_New_doc},
{"Get", M_IpoCurve_Get, METH_VARARGS, M_IpoCurve_Get_doc},
{"get", M_IpoCurve_Get, METH_VARARGS, M_IpoCurve_Get_doc},
{NULL, NULL, 0, NULL}
};
/*****************************************************************************/
/* Python C_IpoCurve methods declarations: */
/*****************************************************************************/
static PyObject *IpoCurve_getName( C_IpoCurve * self );
static PyObject *IpoCurve_Recalc( C_IpoCurve * self );
static PyObject *IpoCurve_addBezier( C_IpoCurve * self, PyObject * args );
static PyObject *IpoCurve_delBezier( C_IpoCurve * self, PyObject * args );
static PyObject *IpoCurve_setInterpolation( C_IpoCurve * self,
PyObject * args );
static PyObject *IpoCurve_getInterpolation( C_IpoCurve * self );
static PyObject *IpoCurve_setExtrapolation( C_IpoCurve * self,
PyObject * args );
static PyObject *IpoCurve_getExtrapolation( C_IpoCurve * self );
static PyObject *IpoCurve_getPoints( C_IpoCurve * self );
static PyObject *IpoCurve_evaluate( C_IpoCurve * self, PyObject * args );
static PyObject *IpoCurve_getDriver( C_IpoCurve * self );
static int IpoCurve_setDriver( C_IpoCurve * self, PyObject * args );
static PyObject *IpoCurve_getDriverObject( C_IpoCurve * self);
static int IpoCurve_setDriverObject( C_IpoCurve * self, PyObject * args );
static PyObject *IpoCurve_getDriverChannel( C_IpoCurve * self);
static int IpoCurve_setDriverChannel( C_IpoCurve * self, PyObject * args );
/*****************************************************************************/
/* Python C_IpoCurve methods table: */
/*****************************************************************************/
static PyMethodDef C_IpoCurve_methods[] = {
/* name, method, flags, doc */
{"getName", ( PyCFunction ) IpoCurve_getName, METH_NOARGS,
"() - Return IpoCurve name"},
{"Recalc", ( PyCFunction ) IpoCurve_Recalc, METH_NOARGS,
"() - deprecated method. use recalc() instead"},
{"recalc", ( PyCFunction ) IpoCurve_Recalc, METH_NOARGS,
"() - Recomputes the curve after changes"},
{"update", ( PyCFunction ) IpoCurve_Recalc, METH_NOARGS,
"() - obsolete: use recalc method instead."},
{"addBezier", ( PyCFunction ) IpoCurve_addBezier, METH_VARARGS,
"(coordlist) - Adds a Bezier point to a curve"},
{"delBezier", ( PyCFunction ) IpoCurve_delBezier, METH_VARARGS,
"(int) - delete Bezier point at specified index"},
{"setInterpolation", ( PyCFunction ) IpoCurve_setInterpolation,
METH_VARARGS, "(str) - Sets the interpolation type of the curve"},
{"getInterpolation", ( PyCFunction ) IpoCurve_getInterpolation,
METH_NOARGS, "() - Gets the interpolation type of the curve"},
{"setExtrapolation", ( PyCFunction ) IpoCurve_setExtrapolation,
METH_VARARGS, "(str) - Sets the extend mode of the curve"},
{"getExtrapolation", ( PyCFunction ) IpoCurve_getExtrapolation,
METH_NOARGS, "() - Gets the extend mode of the curve"},
{"getPoints", ( PyCFunction ) IpoCurve_getPoints, METH_NOARGS,
"() - Returns list of all bezTriples of the curve"},
{"evaluate", ( PyCFunction ) IpoCurve_evaluate, METH_VARARGS,
"(float) - Evaluate curve at given time"},
{NULL, NULL, 0, NULL}
};
static PyGetSetDef C_IpoCurve_getseters[] = {
{"name",
(getter)IpoCurve_getName, (setter)NULL,
"the IpoCurve name",
NULL},
{"bezierPoints",
(getter)IpoCurve_getPoints, (setter)NULL,
"list of all bezTriples of the curve",
NULL},
{"driver",
(getter)IpoCurve_getDriver, (setter)IpoCurve_setDriver,
"(int) The Status of the driver 1-on, 0-off",
NULL},
{"driverObject",
(getter)IpoCurve_getDriverObject, (setter)IpoCurve_setDriverObject,
"(object) The Object Used to Drive the IpoCurve",
NULL},
{"driverChannel",
(getter)IpoCurve_getDriverChannel, (setter)IpoCurve_setDriverChannel,
"(int) The Channel on the Driver Object Used to Drive the IpoCurve",
NULL},
{NULL,NULL,NULL,NULL,NULL}
};
/*****************************************************************************/
/* Python IpoCurve_Type callback function prototypes: */
/*****************************************************************************/
static void IpoCurveDeAlloc( C_IpoCurve * self );
//static int IpoCurvePrint (C_IpoCurve *self, FILE *fp, int flags);
static PyObject *IpoCurveRepr( C_IpoCurve * self );
/*****************************************************************************/
/* Python IpoCurve_Type structure definition: */
/*****************************************************************************/
PyTypeObject IpoCurve_Type = {
PyObject_HEAD_INIT( NULL ) /* required macro */
0, /* ob_size */
"IpoCurve", /* tp_name */
sizeof( C_IpoCurve ), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
( destructor ) IpoCurveDeAlloc, /* tp_dealloc */
0, /* tp_print */
( getattrfunc ) NULL, /* tp_getattr */
( setattrfunc ) NULL, /* tp_setattr */
0, /* tp_compare */
( reprfunc ) IpoCurveRepr, /* tp_repr */
/* Method suites for standard classes */
NULL, /* PyNumberMethods *tp_as_number; */
NULL, /* PySequenceMethods *tp_as_sequence; */
NULL, /* PyMappingMethods *tp_as_mapping; */
/* More standard operations (here for binary compatibility) */
NULL, /* hashfunc tp_hash; */
NULL, /* ternaryfunc tp_call; */
NULL, /* reprfunc tp_str; */
NULL, /* getattrofunc tp_getattro; */
NULL, /* setattrofunc tp_setattro; */
/* Functions to access object as input/output buffer */
NULL, /* PyBufferProcs *tp_as_buffer; */
/*** Flags to define presence of optional/expanded features ***/
Py_TPFLAGS_DEFAULT, /* long tp_flags; */
NULL, /* char *tp_doc; Documentation string */
/*** Assigned meaning in release 2.0 ***/
/* call function for all accessible objects */
NULL, /* traverseproc tp_traverse; */
/* delete references to contained objects */
NULL, /* inquiry tp_clear; */
/*** Assigned meaning in release 2.1 ***/
/*** rich comparisons ***/
NULL, /* richcmpfunc tp_richcompare; */
/*** weak reference enabler ***/
0, /* long tp_weaklistoffset; */
/*** Added in release 2.2 ***/
/* Iterators */
NULL, /* getiterfunc tp_iter; */
NULL, /* iternextfunc tp_iternext; */
/*** Attribute descriptor and subclassing stuff ***/
C_IpoCurve_methods, /* struct PyMethodDef *tp_methods; */
NULL, /* struct PyMemberDef *tp_members; */
C_IpoCurve_getseters, /* struct PyGetSetDef *tp_getset; */
NULL, /* struct _typeobject *tp_base; */
NULL, /* PyObject *tp_dict; */
NULL, /* descrgetfunc tp_descr_get; */
NULL, /* descrsetfunc tp_descr_set; */
0, /* long tp_dictoffset; */
NULL, /* initproc tp_init; */
NULL, /* allocfunc tp_alloc; */
NULL, /* newfunc tp_new; */
/* Low-level free-memory routine */
NULL, /* freefunc tp_free; */
/* For PyObject_IS_GC */
NULL, /* inquiry tp_is_gc; */
NULL, /* PyObject *tp_bases; */
/* method resolution order */
NULL, /* PyObject *tp_mro; */
NULL, /* PyObject *tp_cache; */
NULL, /* PyObject *tp_subclasses; */
NULL, /* PyObject *tp_weaklist; */
NULL
};
/*****************************************************************************/
/* Function: M_IpoCurve_New */
/* Python equivalent: Blender.IpoCurve.New */
/*****************************************************************************/
static PyObject *M_IpoCurve_New( PyObject * self, PyObject * args )
{
return 0;
}
/*****************************************************************************/
/* Function: Ipo_Init */
/*****************************************************************************/
PyObject *IpoCurve_Init( void )
{
PyObject *submodule;
if( PyType_Ready( &IpoCurve_Type ) < 0)
return NULL;
submodule =
Py_InitModule3( "Blender.IpoCurve", M_IpoCurve_methods,
M_IpoCurve_doc );
PyModule_AddIntConstant( submodule, "LOC_X", OB_LOC_X );
PyModule_AddIntConstant( submodule, "LOC_Y", OB_LOC_Y );
PyModule_AddIntConstant( submodule, "LOC_Z", OB_LOC_Z );
PyModule_AddIntConstant( submodule, "ROT_X", OB_ROT_X );
PyModule_AddIntConstant( submodule, "ROT_Y", OB_ROT_Y );
PyModule_AddIntConstant( submodule, "ROT_Z", OB_ROT_Z );
PyModule_AddIntConstant( submodule, "SIZE_X", OB_SIZE_X );
PyModule_AddIntConstant( submodule, "SIZE_Y", OB_SIZE_Y );
PyModule_AddIntConstant( submodule, "SIZE_Z", OB_SIZE_Z );
return ( submodule );
}
/*****************************************************************************/
/* Function: M_IpoCurve_Get */
/* Python equivalent: Blender.IpoCurve.Get */
/* Description: Receives a string and returns the ipo data obj */
/* whose name matches the string. If no argument is */
/* passed in, a list of all ipo data names in the */
/* current scene is returned. */
/*****************************************************************************/
static PyObject *M_IpoCurve_Get( PyObject * self, PyObject * args )
{
Py_INCREF( Py_None );
return Py_None;
}
/*****************************************************************************/
/* Python C_IpoCurve methods: */
/*****************************************************************************/
static PyObject *IpoCurve_setInterpolation( C_IpoCurve * self,
PyObject * args )
{
char *interpolationtype = 0;
int id = -1;
if( !PyArg_ParseTuple( args, "s", &interpolationtype ) )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "expected string argument" ) );
if( !strcmp( interpolationtype, "Bezier" ) )
id = IPO_BEZ;
if( !strcmp( interpolationtype, "Constant" ) )
id = IPO_CONST;
if( !strcmp( interpolationtype, "Linear" ) )
id = IPO_LIN;
if( id == -1 )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "bad interpolation type" ) );
self->ipocurve->ipo = (short)id;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *IpoCurve_getInterpolation( C_IpoCurve * self )
{
char *str = 0;
IpoCurve *icu = self->ipocurve;
if( icu->ipo == IPO_BEZ )
str = "Bezier";
if( icu->ipo == IPO_CONST )
str = "Constant";
if( icu->ipo == IPO_LIN )
str = "Linear";
if( !str )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "unknown interpolation type" ) );
return PyString_FromString( str );
}
static PyObject *IpoCurve_setExtrapolation( C_IpoCurve * self,
PyObject * args )
{
char *extrapolationtype = 0;
int id = -1;
if( !PyArg_ParseTuple( args, "s", &extrapolationtype ) )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "expected string argument" ) );
if( !strcmp( extrapolationtype, "Constant" ) )
id = 0;
if( !strcmp( extrapolationtype, "Extrapolation" ) )
id = 1;
if( !strcmp( extrapolationtype, "Cyclic" ) )
id = 2;
if( !strcmp( extrapolationtype, "Cyclic_extrapolation" ) )
id = 3;
if( id == -1 )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "bad interpolation type" ) );
self->ipocurve->extrap = (short)id;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *IpoCurve_getExtrapolation( C_IpoCurve * self )
{
char *str = 0;
IpoCurve *icu = self->ipocurve;
if( icu->extrap == 0 )
str = "Constant";
if( icu->extrap == 1 )
str = "Extrapolation";
if( icu->extrap == 2 )
str = "Cyclic";
if( icu->extrap == 3 )
str = "Cyclic_extrapolation";
return PyString_FromString( str );
}
static PyObject *IpoCurve_addBezier( C_IpoCurve * self, PyObject * args )
{
float x, y;
int npoints;
IpoCurve *icu;
BezTriple *bzt, *tmp;
static char name[10] = "mlml";
PyObject *popo = 0;
if( !PyArg_ParseTuple( args, "O", &popo ) )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "expected tuple argument" ) );
x = (float)PyFloat_AsDouble( PyTuple_GetItem( popo, 0 ) );
y = (float)PyFloat_AsDouble( PyTuple_GetItem( popo, 1 ) );
icu = self->ipocurve;
npoints = icu->totvert;
tmp = icu->bezt;
icu->bezt = MEM_mallocN( sizeof( BezTriple ) * ( npoints + 1 ), name );
if( tmp ) {
memmove( icu->bezt, tmp, sizeof( BezTriple ) * npoints );
MEM_freeN( tmp );
}
memmove( icu->bezt + npoints, icu->bezt, sizeof( BezTriple ) );
icu->totvert++;
bzt = icu->bezt + npoints;
bzt->vec[0][0] = x - 1;
bzt->vec[1][0] = x;
bzt->vec[2][0] = x + 1;
bzt->vec[0][1] = y - 1;
bzt->vec[1][1] = y;
bzt->vec[2][1] = y + 1;
bzt->vec[0][2] = bzt->vec[1][2] = bzt->vec[2][2] = 0.0;
/* set handle type to Auto */
bzt->h1 = bzt->h2 = HD_AUTO;
bzt->f1 = bzt->f2 = bzt->f3= 0;
bzt->hide = IPO_BEZ;
Py_INCREF( Py_None );
return Py_None;
}
/*
Function: IpoCurve_delBezier
Bpy: Blender.Ipocurve.delBezier(0)
Delete an BezTriple from an IPO curve.
example:
ipo = Blender.Ipo.Get('ObIpo')
cu = ipo.getCurve('LocX')
cu.delBezier(0)
*/
static PyObject *IpoCurve_delBezier( C_IpoCurve * self, PyObject * args )
{
int npoints;
int index;
IpoCurve *icu;
BezTriple *tmp;
if( !PyArg_ParseTuple( args, "i", &index ) )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "expected int argument" ) );
icu = self->ipocurve;
npoints = icu->totvert - 1;
/* if index is negative, count from end of list */
if( index < 0 )
index += icu->totvert;
/* check range of index */
if( index < 0 || index > npoints )
return ( EXPP_ReturnPyObjError
( PyExc_ValueError, "index outside of list" ) );
tmp = icu->bezt;
/*
if delete empties list, then delete it, otherwise copy the remaining
points to a new list
*/
if( npoints == 0 ) {
icu->bezt = NULL;
} else {
icu->bezt =
MEM_mallocN( sizeof( BezTriple ) * npoints, "bezt" );
if( index > 0 )
memmove( icu->bezt, tmp, index * sizeof( BezTriple ) );
if( index < npoints )
memmove( icu->bezt + index, tmp + index + 1,
( npoints - index ) * sizeof( BezTriple ) );
}
/* free old list, adjust vertex count */
MEM_freeN( tmp );
icu->totvert--;
/* call calchandles_* instead of testhandles_* */
/* I'm not sure this is a complete solution but since we do not */
/* deal with curve handles right now, it seems ok */
calchandles_ipocurve( icu );
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *IpoCurve_Recalc( C_IpoCurve * self )
{
IpoCurve *icu = self->ipocurve;
/* testhandles_ipocurve (icu); */
/* call calchandles_* instead of testhandles_* */
/* I'm not sure this is a complete solution but since we do not */
/* deal with curve handles right now, it seems ok */
calchandles_ipocurve( icu );
sort_time_ipocurve( icu );
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *IpoCurve_getName( C_IpoCurve * self )
{
switch ( self->ipocurve->blocktype ) {
case ID_OB:
return PyString_FromString( getname_ob_ei( self->ipocurve->adrcode, 1 ) ); /* solve: what if EffX/Y/Z are wanted? */
case ID_TE:
return PyString_FromString( getname_tex_ei
( self->ipocurve->adrcode ) );
case ID_LA:
return PyString_FromString( getname_la_ei
( self->ipocurve->adrcode ) );
case ID_MA:
return PyString_FromString( getname_mat_ei
( self->ipocurve->adrcode ) );
case ID_CA:
return PyString_FromString( getname_cam_ei
( self->ipocurve->adrcode ) );
case ID_WO:
return PyString_FromString( getname_world_ei
( self->ipocurve->adrcode ) );
case ID_PO:
return PyString_FromString( getname_ac_ei
( self->ipocurve->adrcode ) );
case ID_CU:
return PyString_FromString( getname_cu_ei
( self->ipocurve->adrcode ) );
case ID_KE:
return PyString_FromString("Key"); /* ipo curves have no names... that was only meant for drawing the buttons... (ton) */
case ID_SEQ:
return PyString_FromString( getname_seq_ei
( self->ipocurve->adrcode ) );
case ID_CO:
return PyString_FromString( getname_co_ei
( self->ipocurve->adrcode ) );
default:
return EXPP_ReturnPyObjError( PyExc_TypeError,
"This function doesn't support this ipocurve type yet" );
}
}
static void IpoCurveDeAlloc( C_IpoCurve * self )
{
PyObject_DEL( self );
}
static PyObject *IpoCurve_getPoints( C_IpoCurve * self )
{
struct BezTriple *bezt;
PyObject *po;
PyObject *list = PyList_New( 0 );
int i;
for( i = 0; i < self->ipocurve->totvert; i++ ) {
bezt = self->ipocurve->bezt + i;
po = BezTriple_CreatePyObject( bezt );
#if 0
if( BezTriple_CheckPyObject( po ) )
printf( "po is ok\n" );
else
printf( "po is hosed\n" );
#endif
PyList_Append( list, po );
/*
PyList_Append( list, BezTriple_CreatePyObject(bezt));
*/
}
return list;
}
/*****************************************************************************/
/* Function: IpoCurveRepr */
/* Description: This is a callback function for the C_IpoCurve type. It */
/* builds a meaninful string to represent ipo objects. */
/*****************************************************************************/
static PyObject *IpoCurveRepr( C_IpoCurve * self )
{
char s[100];
sprintf( s, "[IpoCurve \"%s\"]", getIpoCurveName( self->ipocurve ) );
return PyString_FromString( s );
}
/* Three Python IpoCurve_Type helper functions needed by the Object module: */
/*****************************************************************************/
/* Function: IpoCurve_CreatePyObject */
/* Description: This function will create a new C_IpoCurve from an existing */
/* Blender ipo structure. */
/*****************************************************************************/
PyObject *IpoCurve_CreatePyObject( IpoCurve * ipo )
{
C_IpoCurve *pyipo;
pyipo = ( C_IpoCurve * ) PyObject_NEW( C_IpoCurve, &IpoCurve_Type );
if( !pyipo )
return EXPP_ReturnPyObjError( PyExc_MemoryError,
"couldn't create C_IpoCurve object" );
pyipo->ipocurve = ipo;
return ( PyObject * ) pyipo;
}
/*****************************************************************************/
/* Function: IpoCurve_CheckPyObject */
/* Description: This function returns true when the given PyObject is of the */
/* type IpoCurve. Otherwise it will return false. */
/*****************************************************************************/
int IpoCurve_CheckPyObject( PyObject * pyobj )
{
return ( pyobj->ob_type == &IpoCurve_Type );
}
/*****************************************************************************/
/* Function: IpoCurve_FromPyObject */
/* Description: This function returns the Blender ipo from the given */
/* PyObject. */
/*****************************************************************************/
IpoCurve *IpoCurve_FromPyObject( PyObject * pyobj )
{
return ( ( C_IpoCurve * ) pyobj )->ipocurve;
}
/***************************************************************************/
/* Function: IpoCurve_evaluate( time ) */
/* Description: Evaluates IPO curve at the given time. */
/***************************************************************************/
static PyObject *IpoCurve_evaluate( C_IpoCurve * self, PyObject * args )
{
float time = 0;
double eval = 0;
/* expecting float */
if( !PyArg_ParseTuple( args, "f", &time ) )
return ( EXPP_ReturnPyObjError
( PyExc_TypeError, "expected float argument" ) );
eval = ( double ) eval_icu( self->ipocurve, time );
return PyFloat_FromDouble( eval );
}
/*
internal bpy func to get Ipo Curve Name.
We are returning a pointer to string constants so there are
no issues with who owns pointers.
*/
char *getIpoCurveName( IpoCurve * icu )
{
switch ( icu->blocktype ) {
case ID_MA:
return getname_mat_ei( icu->adrcode );
case ID_WO:
return getname_world_ei( icu->adrcode );
case ID_CA:
return getname_cam_ei( icu->adrcode );
case ID_OB:
return getname_ob_ei( icu->adrcode, 1 );
/* solve: what if EffX/Y/Z are wanted? */
case ID_TE:
return getname_tex_ei( icu->adrcode );
case ID_LA:
return getname_la_ei( icu->adrcode );
case ID_PO:
return getname_ac_ei( icu->adrcode );
case ID_CU:
return getname_cu_ei( icu->adrcode );
case ID_KE:
return "Key"; /* ipo curves have no names... that was only meant for drawing the buttons... (ton) */
case ID_SEQ:
return getname_seq_ei( icu->adrcode );
case ID_CO:
return getname_co_ei( icu->adrcode );
}
return NULL;
}
static PyObject *IpoCurve_getDriver( C_IpoCurve * self )
{
if( self->ipocurve->driver == NULL ) {
return PyInt_FromLong( 0 );
} else {
return PyInt_FromLong( 1 );
}
}
static int IpoCurve_setDriver( C_IpoCurve * self, PyObject * args )
{
IpoCurve *ipo = self->ipocurve;
short mode;
if( !PyInt_CheckExact( args ) )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected int argument 0 or 1" );
mode = (short)PyInt_AS_LONG ( args );
if(mode == 1){
if(ipo->driver == NULL){
ipo->driver = MEM_callocN(sizeof(IpoDriver), "ipo driver");
ipo->driver->blocktype = ID_OB;
ipo->driver->adrcode = OB_LOC_X;
}
} else if(mode == 0){
if(ipo->driver != NULL){
MEM_freeN(ipo->driver);
ipo->driver= NULL;
}
} else
return EXPP_ReturnIntError( PyExc_ValueError,
"expected int argument: 0 or 1" );
return 0;
}
static PyObject *IpoCurve_getDriverObject( C_IpoCurve * self )
{
IpoCurve *ipo = self->ipocurve;
if( ipo->driver )
return Object_CreatePyObject( ipo->driver->ob );
Py_RETURN_NONE;
}
static int IpoCurve_setDriverObject( C_IpoCurve * self, PyObject * arg )
{
IpoCurve *ipo = self->ipocurve;
if(ipo->driver == NULL)
return EXPP_ReturnIntError( PyExc_RuntimeError,
"This IpoCurve does not have an active driver" );
if(!BPy_Object_Check(arg) )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected an object argument" );
ipo->driver->ob = ((BPy_Object *)arg)->object;
DAG_scene_sort(G.scene);
return 0;
}
static PyObject *IpoCurve_getDriverChannel( C_IpoCurve * self )
{
if( self->ipocurve->driver == NULL)
return EXPP_ReturnPyObjError( PyExc_RuntimeError,
"This IpoCurve does not have an active driver" );
return PyInt_FromLong( self->ipocurve->driver->adrcode );
}
static int IpoCurve_setDriverChannel( C_IpoCurve * self, PyObject * args )
{
IpoCurve *ipo = self->ipocurve;
if(ipo->driver == NULL)
return EXPP_ReturnIntError( PyExc_RuntimeError,
"This IpoCurve does not have an active driver" );
if( !PyInt_CheckExact( args ) )
return EXPP_ReturnIntError( PyExc_TypeError,
"expected int argument 0 or 1" );
ipo->driver->adrcode = (short)PyInt_AS_LONG( args );
return 0;
}
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