/* * $Id$ * * ***** 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): Willian P. Germano, Johnny Matthews, Ken Hughes * * ***** END GPL/BL DUAL LICENSE BLOCK ***** */ #include #include #include #include #include #include #include #include #include #include #include "constant.h" #include "gen_utils.h" #include "Camera.h" #include "Ipo.h" #define IPOKEY_LENS 0 #define IPOKEY_CLIPPING 1 /*****************************************************************************/ /* Python API function prototypes for the Camera module. */ /*****************************************************************************/ static PyObject *M_Camera_New( PyObject * self, PyObject * args, PyObject * keywords ); static PyObject *M_Camera_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.Camera.__doc__ */ /*****************************************************************************/ static char M_Camera_doc[] = "The Blender Camera module\n\ \n\ This module provides access to **Camera Data** objects in Blender\n\ \n\ Example::\n\ \n\ from Blender import Camera, Object, Scene\n\ c = Camera.New('ortho') # create new ortho camera data\n\ c.scale = 6.0 # set scale value\n\ cur = Scene.getCurrent() # get current Scene\n\ ob = Object.New('Camera') # make camera object\n\ ob.link(c) # link camera data with this object\n\ cur.link(ob) # link object into scene\n\ cur.setCurrentCamera(ob) # make this camera the active"; static char M_Camera_New_doc[] = "Camera.New (type = 'persp', name = 'CamData'):\n\ Return a new Camera Data object with the given type and name."; static char M_Camera_Get_doc[] = "Camera.Get (name = None):\n\ Return the camera data with the given 'name', None if not found, or\n\ Return a list with all Camera Data objects in the current scene,\n\ if no argument was given."; /*****************************************************************************/ /* Python method structure definition for Blender.Camera module: */ /*****************************************************************************/ struct PyMethodDef M_Camera_methods[] = { {"New", ( PyCFunction ) M_Camera_New, METH_VARARGS | METH_KEYWORDS, M_Camera_New_doc}, {"Get", M_Camera_Get, METH_VARARGS, M_Camera_Get_doc}, {"get", M_Camera_Get, METH_VARARGS, M_Camera_Get_doc}, {NULL, NULL, 0, NULL} }; /*****************************************************************************/ /* Python BPy_Camera methods declarations: */ /*****************************************************************************/ static PyObject *Camera_getIpo( BPy_Camera * self ); static PyObject *Camera_getName( BPy_Camera * self ); static PyObject *Camera_getType( BPy_Camera * self ); static PyObject *Camera_getMode( BPy_Camera * self ); static PyObject *Camera_getLens( BPy_Camera * self ); static PyObject *Camera_getClipStart( BPy_Camera * self ); static PyObject *Camera_getClipEnd( BPy_Camera * self ); static PyObject *Camera_getDrawSize( BPy_Camera * self ); static PyObject *Camera_getScale( BPy_Camera * self ); static PyObject *Camera_setIpo( BPy_Camera * self, PyObject * args ); static PyObject *Camera_clearIpo( BPy_Camera * self ); static PyObject *Camera_setName( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setType( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setIntType( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setMode( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setIntMode( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setLens( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setClipStart( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setClipEnd( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setDrawSize( BPy_Camera * self, PyObject * args ); static PyObject *Camera_setScale( BPy_Camera * self, PyObject * args ); static PyObject *Camera_getScriptLinks( BPy_Camera * self, PyObject * args ); static PyObject *Camera_addScriptLink( BPy_Camera * self, PyObject * args ); static PyObject *Camera_clearScriptLinks( BPy_Camera * self, PyObject * args ); static PyObject *Camera_insertIpoKey( BPy_Camera * self, PyObject * args ); Camera *GetCameraByName( char *name ); /*****************************************************************************/ /* Python BPy_Camera methods table: */ /*****************************************************************************/ static PyMethodDef BPy_Camera_methods[] = { /* name, method, flags, doc */ {"getIpo", ( PyCFunction ) Camera_getIpo, METH_NOARGS, "() - Return Camera Data Ipo"}, {"getName", ( PyCFunction ) Camera_getName, METH_NOARGS, "() - Return Camera Data name"}, {"getType", ( PyCFunction ) Camera_getType, METH_NOARGS, "() - Return Camera type - 'persp':0, 'ortho':1"}, {"getMode", ( PyCFunction ) Camera_getMode, METH_NOARGS, "() - Return Camera mode flags (or'ed value) -\n" " 'showLimits':1, 'showMist':2"}, {"getLens", ( PyCFunction ) Camera_getLens, METH_NOARGS, "() - Return *perspective* Camera lens value"}, {"getScale", ( PyCFunction ) Camera_getScale, METH_NOARGS, "() - Return *ortho* Camera scale value"}, {"getClipStart", ( PyCFunction ) Camera_getClipStart, METH_NOARGS, "() - Return Camera clip start value"}, {"getClipEnd", ( PyCFunction ) Camera_getClipEnd, METH_NOARGS, "() - Return Camera clip end value"}, {"getDrawSize", ( PyCFunction ) Camera_getDrawSize, METH_NOARGS, "() - Return Camera draw size value"}, {"setIpo", ( PyCFunction ) Camera_setIpo, METH_VARARGS, "(Blender Ipo) - Set Camera Ipo"}, {"clearIpo", ( PyCFunction ) Camera_clearIpo, METH_NOARGS, "() - Unlink Ipo from this Camera."}, {"insertIpoKey", ( PyCFunction ) Camera_insertIpoKey, METH_VARARGS, "( Camera IPO type ) - Inserts a key into IPO"}, {"setName", ( PyCFunction ) Camera_setName, METH_VARARGS, "(s) - Set Camera Data name"}, {"setType", ( PyCFunction ) Camera_setType, METH_VARARGS, "(s) - Set Camera type, which can be 'persp' or 'ortho'"}, {"setMode", ( PyCFunction ) Camera_setMode, METH_VARARGS, "(>) - Set Camera mode flag(s): 'showLimits' and 'showMist'"}, {"setLens", ( PyCFunction ) Camera_setLens, METH_VARARGS, "(f) - Set *perpective* Camera lens value"}, {"setScale", ( PyCFunction ) Camera_setScale, METH_VARARGS, "(f) - Set *ortho* Camera scale value"}, {"setClipStart", ( PyCFunction ) Camera_setClipStart, METH_VARARGS, "(f) - Set Camera clip start value"}, {"setClipEnd", ( PyCFunction ) Camera_setClipEnd, METH_VARARGS, "(f) - Set Camera clip end value"}, {"setDrawSize", ( PyCFunction ) Camera_setDrawSize, METH_VARARGS, "(f) - Set Camera draw size value"}, {"getScriptLinks", ( PyCFunction ) Camera_getScriptLinks, METH_VARARGS, "(eventname) - Get a list of this camera's scriptlinks (Text names) " "of the given type\n" "(eventname) - string: FrameChanged, Redraw or Render."}, {"addScriptLink", ( PyCFunction ) Camera_addScriptLink, METH_VARARGS, "(text, evt) - Add a new camera scriptlink.\n" "(text) - string: an existing Blender Text name;\n" "(evt) string: FrameChanged, Redraw or Render."}, {"clearScriptLinks", ( PyCFunction ) Camera_clearScriptLinks, METH_NOARGS, "() - Delete all scriptlinks from this camera.\n" "([s1<,s2,s3...>]) - Delete specified scriptlinks from this camera."}, {NULL, NULL, 0, NULL} }; /*****************************************************************************/ /* Python Camera_Type callback function prototypes: */ /*****************************************************************************/ static void Camera_dealloc( BPy_Camera * self ); static int Camera_setAttr( BPy_Camera * self, char *name, PyObject * v ); static int Camera_compare( BPy_Camera * a, BPy_Camera * b ); static PyObject *Camera_getAttr( BPy_Camera * self, char *name ); static PyObject *Camera_repr( BPy_Camera * self ); /*****************************************************************************/ /* Python Camera_Type structure definition: */ /*****************************************************************************/ PyTypeObject Camera_Type = { PyObject_HEAD_INIT( NULL ) /* required macro */ 0, /* ob_size */ "Blender Camera", /* tp_name */ sizeof( BPy_Camera ), /* tp_basicsize */ 0, /* tp_itemsize */ /* methods */ ( destructor ) Camera_dealloc, /* tp_dealloc */ 0, /* tp_print */ ( getattrfunc ) Camera_getAttr, /* tp_getattr */ ( setattrfunc ) Camera_setAttr, /* tp_setattr */ ( cmpfunc ) Camera_compare, /* tp_compare */ ( reprfunc ) Camera_repr, /* tp_repr */ 0, /* tp_as_number */ 0, /* tp_as_sequence */ 0, /* tp_as_mapping */ 0, /* tp_as_hash */ 0, 0, 0, 0, 0, 0, 0, /* tp_doc */ 0, 0, 0, 0, 0, 0, BPy_Camera_methods, /* tp_methods */ 0, /* tp_members */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, }; static PyObject *M_Camera_New( PyObject * self, PyObject * args, PyObject * kwords ) { char *type_str = "persp"; /* "persp" is type 0, "ortho" is type 1 */ char *name_str = "CamData"; static char *kwlist[] = { "type_str", "name_str", NULL }; PyObject *pycam; /* for Camera Data object wrapper in Python */ Camera *blcam; /* for actual Camera Data we create in Blender */ char buf[21]; /* Parse the arguments passed in by the Python interpreter */ if( !PyArg_ParseTupleAndKeywords( args, kwords, "|ss", kwlist, &type_str, &name_str ) ) /* We expected string(s) (or nothing) as argument, but we didn't get that. */ return EXPP_ReturnPyObjError( PyExc_AttributeError, "expected zero, one or two strings as arguments" ); blcam = add_camera( ); /* first create the Camera Data in Blender */ if( blcam ) /* now create the wrapper obj in Python */ pycam = Camera_CreatePyObject( blcam ); else return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't create Camera Data in Blender" ); /* let's return user count to zero, because ... */ blcam->id.us = 0; /* ... add_camera() incref'ed it */ /* XXX XXX Do this in other modules, too */ if( pycam == NULL ) return EXPP_ReturnPyObjError( PyExc_MemoryError, "couldn't create Camera PyObject" ); if( strcmp( type_str, "persp" ) == 0 ) /* default, no need to set, so */ /*blcam->type = (short)EXPP_CAM_TYPE_PERSP */ ; /* we comment this line */ else if( strcmp( type_str, "ortho" ) == 0 ) blcam->type = ( short ) EXPP_CAM_TYPE_ORTHO; else return EXPP_ReturnPyObjError( PyExc_AttributeError, "unknown camera type" ); if( strcmp( name_str, "CamData" ) == 0 ) return pycam; else { /* user gave us a name for the camera, use it */ PyOS_snprintf( buf, sizeof( buf ), "%s", name_str ); rename_id( &blcam->id, buf ); /* proper way in Blender */ } return pycam; } static PyObject *M_Camera_Get( PyObject * self, PyObject * args ) { char *name = NULL; Camera *cam_iter; if( !PyArg_ParseTuple( args, "|s", &name ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected string argument (or nothing)" ); cam_iter = G.main->camera.first; if( name ) { /* (name) - Search camera by name */ PyObject *wanted_cam = NULL; while( cam_iter && !wanted_cam ) { if( strcmp( name, cam_iter->id.name + 2 ) == 0 ) { wanted_cam = Camera_CreatePyObject( cam_iter ); break; } cam_iter = cam_iter->id.next; } if( !wanted_cam ) { /* Requested camera doesn't exist */ char error_msg[64]; PyOS_snprintf( error_msg, sizeof( error_msg ), "Camera \"%s\" not found", name ); return EXPP_ReturnPyObjError( PyExc_NameError, error_msg ); } return wanted_cam; } else { /* () - return a list of wrappers for all cameras in the scene */ int index = 0; PyObject *cam_pylist, *pyobj; cam_pylist = PyList_New( BLI_countlist( &( G.main->camera ) ) ); if( !cam_pylist ) return EXPP_ReturnPyObjError( PyExc_MemoryError, "couldn't create PyList" ); while( cam_iter ) { pyobj = Camera_CreatePyObject( cam_iter ); if( !pyobj ) return EXPP_ReturnPyObjError ( PyExc_MemoryError, "couldn't create Camera PyObject" ); PyList_SET_ITEM( cam_pylist, index, pyobj ); cam_iter = cam_iter->id.next; index++; } return cam_pylist; } } PyObject *Camera_Init( void ) { PyObject *submodule; Camera_Type.ob_type = &PyType_Type; submodule = Py_InitModule3( "Blender.Camera", M_Camera_methods, M_Camera_doc ); PyModule_AddIntConstant( submodule, "LENS", IPOKEY_LENS ); PyModule_AddIntConstant( submodule, "CLIPPING", IPOKEY_CLIPPING ); return submodule; } /* Three Python Camera_Type helper functions needed by the Object module: */ PyObject *Camera_CreatePyObject( Camera * cam ) { BPy_Camera *pycam; pycam = ( BPy_Camera * ) PyObject_NEW( BPy_Camera, &Camera_Type ); if( !pycam ) return EXPP_ReturnPyObjError( PyExc_MemoryError, "couldn't create BPy_Camera PyObject" ); pycam->camera = cam; return ( PyObject * ) pycam; } int Camera_CheckPyObject( PyObject * pyobj ) { return ( pyobj->ob_type == &Camera_Type ); } Camera *Camera_FromPyObject( PyObject * pyobj ) { return ( ( BPy_Camera * ) pyobj )->camera; } /*****************************************************************************/ /* Description: Returns the object with the name specified by the argument */ /* name. Note that the calling function has to remove the first */ /* two characters of the object name. These two characters */ /* specify the type of the object (OB, ME, WO, ...) */ /* The function will return NULL when no object with the given */ /* name is found. */ /*****************************************************************************/ Camera *GetCameraByName( char *name ) { Camera *cam_iter; cam_iter = G.main->camera.first; while( cam_iter ) { if( StringEqual( name, GetIdName( &( cam_iter->id ) ) ) ) { return ( cam_iter ); } cam_iter = cam_iter->id.next; } /* There is no camera with the given name */ return ( NULL ); } /*****************************************************************************/ /* Python BPy_Camera methods: */ /*****************************************************************************/ static PyObject *Camera_getIpo( BPy_Camera * self ) { struct Ipo *ipo = self->camera->ipo; if( !ipo ) { Py_INCREF( Py_None ); return Py_None; } return Ipo_CreatePyObject( ipo ); } static PyObject *Camera_getName( BPy_Camera * self ) { PyObject *attr = PyString_FromString( self->camera->id.name + 2 ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.name attribute" ); } static PyObject *Camera_getType( BPy_Camera * self ) { PyObject *attr = PyInt_FromLong( self->camera->type ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.type attribute" ); } static PyObject *Camera_getMode( BPy_Camera * self ) { PyObject *attr = PyInt_FromLong( self->camera->flag ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.Mode attribute" ); } static PyObject *Camera_getLens( BPy_Camera * self ) { PyObject *attr = PyFloat_FromDouble( self->camera->lens ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.lens attribute" ); } static PyObject *Camera_getScale( BPy_Camera * self ) { PyObject *attr = PyFloat_FromDouble( self->camera->ortho_scale ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.scale attribute" ); } static PyObject *Camera_getClipStart( BPy_Camera * self ) { PyObject *attr = PyFloat_FromDouble( self->camera->clipsta ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.clipStart attribute" ); } static PyObject *Camera_getClipEnd( BPy_Camera * self ) { PyObject *attr = PyFloat_FromDouble( self->camera->clipend ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.clipEnd attribute" ); } static PyObject *Camera_getDrawSize( BPy_Camera * self ) { PyObject *attr = PyFloat_FromDouble( self->camera->drawsize ); if( attr ) return attr; return EXPP_ReturnPyObjError( PyExc_RuntimeError, "couldn't get Camera.drawSize attribute" ); } static PyObject *Camera_setIpo( BPy_Camera * self, PyObject * args ) { PyObject *pyipo = 0; Ipo *ipo = NULL; Ipo *oldipo; if( !PyArg_ParseTuple( args, "O!", &Ipo_Type, &pyipo ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected Ipo as argument" ); ipo = Ipo_FromPyObject( pyipo ); if( !ipo ) return EXPP_ReturnPyObjError( PyExc_RuntimeError, "null ipo!" ); if( ipo->blocktype != ID_CA ) return EXPP_ReturnPyObjError( PyExc_TypeError, "this ipo is not a camera data ipo" ); oldipo = self->camera->ipo; if( oldipo ) { ID *id = &oldipo->id; if( id->us > 0 ) id->us--; } ( ( ID * ) & ipo->id )->us++; self->camera->ipo = ipo; Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_clearIpo( BPy_Camera * self ) { Camera *cam = self->camera; Ipo *ipo = ( Ipo * ) cam->ipo; if( ipo ) { ID *id = &ipo->id; if( id->us > 0 ) id->us--; cam->ipo = NULL; return EXPP_incr_ret_True(); } return EXPP_incr_ret_False(); /* no ipo found */ } static PyObject *Camera_setName( BPy_Camera * self, PyObject * args ) { char *name; char buf[21]; if( !PyArg_ParseTuple( args, "s", &name ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected string argument" ); PyOS_snprintf( buf, sizeof( buf ), "%s", name ); rename_id( &self->camera->id, buf ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setType( BPy_Camera * self, PyObject * args ) { char *type; if( !PyArg_ParseTuple( args, "s", &type ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected string argument" ); if( strcmp( type, "persp" ) == 0 ) self->camera->type = ( short ) EXPP_CAM_TYPE_PERSP; else if( strcmp( type, "ortho" ) == 0 ) self->camera->type = ( short ) EXPP_CAM_TYPE_ORTHO; else return EXPP_ReturnPyObjError( PyExc_AttributeError, "unknown camera type" ); Py_INCREF( Py_None ); return Py_None; } /* This one is 'private'. It is not really a method, just a helper function for * when script writers use Camera.type = t instead of Camera.setType(t), since * in the first case t should be an int and in the second a string. So while * the method setType expects a string ('persp' or 'ortho') or an empty * argument, this function should receive an int (0 or 1). */ static PyObject *Camera_setIntType( BPy_Camera * self, PyObject * args ) { short value; if( !PyArg_ParseTuple( args, "h", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected int argument: 0 or 1" ); if( value == 0 || value == 1 ) self->camera->type = value; else return EXPP_ReturnPyObjError( PyExc_ValueError, "expected int argument: 0 or 1" ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setMode( BPy_Camera * self, PyObject * args ) { char *mode_str1 = NULL, *mode_str2 = NULL; short flag = 0; if( !PyArg_ParseTuple( args, "|ss", &mode_str1, &mode_str2 ) ) return EXPP_ReturnPyObjError( PyExc_AttributeError, "expected one or two strings as arguments" ); if( mode_str1 != NULL ) { if( strcmp( mode_str1, "showLimits" ) == 0 ) flag |= ( short ) EXPP_CAM_MODE_SHOWLIMITS; else if( strcmp( mode_str1, "showMist" ) == 0 ) flag |= ( short ) EXPP_CAM_MODE_SHOWMIST; else return EXPP_ReturnPyObjError( PyExc_AttributeError, "first argument is an unknown camera flag" ); if( mode_str2 != NULL ) { if( strcmp( mode_str2, "showLimits" ) == 0 ) flag |= ( short ) EXPP_CAM_MODE_SHOWLIMITS; else if( strcmp( mode_str2, "showMist" ) == 0 ) flag |= ( short ) EXPP_CAM_MODE_SHOWMIST; else return EXPP_ReturnPyObjError ( PyExc_AttributeError, "second argument is an unknown camera flag" ); } } self->camera->flag = flag; Py_INCREF( Py_None ); return Py_None; } /* Another helper function, for the same reason. * (See comment before Camera_setIntType above). */ static PyObject *Camera_setIntMode( BPy_Camera * self, PyObject * args ) { short value; if( !PyArg_ParseTuple( args, "h", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected int argument in [0,3]" ); if( value >= 0 && value <= 3 ) self->camera->flag = value; else return EXPP_ReturnPyObjError( PyExc_ValueError, "expected int argument in [0,3]" ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setLens( BPy_Camera * self, PyObject * args ) { float value; if( !PyArg_ParseTuple( args, "f", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected float argument" ); self->camera->lens = EXPP_ClampFloat( value, EXPP_CAM_LENS_MIN, EXPP_CAM_LENS_MAX ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setScale( BPy_Camera * self, PyObject * args ) { float value; if( !PyArg_ParseTuple( args, "f", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected float argument" ); self->camera->ortho_scale = EXPP_ClampFloat( value, EXPP_CAM_SCALE_MIN, EXPP_CAM_SCALE_MAX ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setClipStart( BPy_Camera * self, PyObject * args ) { float value; if( !PyArg_ParseTuple( args, "f", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected float argument" ); self->camera->clipsta = EXPP_ClampFloat( value, EXPP_CAM_CLIPSTART_MIN, EXPP_CAM_CLIPSTART_MAX ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setClipEnd( BPy_Camera * self, PyObject * args ) { float value; if( !PyArg_ParseTuple( args, "f", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected float argument" ); self->camera->clipend = EXPP_ClampFloat( value, EXPP_CAM_CLIPEND_MIN, EXPP_CAM_CLIPEND_MAX ); Py_INCREF( Py_None ); return Py_None; } static PyObject *Camera_setDrawSize( BPy_Camera * self, PyObject * args ) { float value; if( !PyArg_ParseTuple( args, "f", &value ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected a float number as argument" ); self->camera->drawsize = EXPP_ClampFloat( value, EXPP_CAM_DRAWSIZE_MIN, EXPP_CAM_DRAWSIZE_MAX ); Py_INCREF( Py_None ); return Py_None; } /* cam.addScriptLink */ static PyObject *Camera_addScriptLink( BPy_Camera * self, PyObject * args ) { Camera *cam = self->camera; ScriptLink *slink = NULL; slink = &( cam )->scriptlink; return EXPP_addScriptLink( slink, args, 0 ); } /* cam.clearScriptLinks */ static PyObject *Camera_clearScriptLinks( BPy_Camera * self, PyObject * args ) { Camera *cam = self->camera; ScriptLink *slink = NULL; slink = &( cam )->scriptlink; return EXPP_clearScriptLinks( slink, args ); } /* cam.getScriptLinks */ static PyObject *Camera_getScriptLinks( BPy_Camera * self, PyObject * args ) { Camera *cam = self->camera; ScriptLink *slink = NULL; PyObject *ret = NULL; slink = &( cam )->scriptlink; ret = EXPP_getScriptLinks( slink, args, 0 ); if( ret ) return ret; else return NULL; } static void Camera_dealloc( BPy_Camera * self ) { PyObject_DEL( self ); } static PyObject *Camera_getAttr( BPy_Camera * self, char *name ) { PyObject *attr = Py_None; if( strcmp( name, "name" ) == 0 ) attr = PyString_FromString( self->camera->id.name + 2 ); else if( strcmp( name, "type" ) == 0 ) attr = PyInt_FromLong( self->camera->type ); else if( strcmp( name, "mode" ) == 0 ) attr = PyInt_FromLong( self->camera->flag ); else if( strcmp( name, "lens" ) == 0 ) attr = PyFloat_FromDouble( self->camera->lens ); else if( strcmp( name, "scale" ) == 0 ) attr = PyFloat_FromDouble( self->camera->ortho_scale ); else if( strcmp( name, "clipStart" ) == 0 ) attr = PyFloat_FromDouble( self->camera->clipsta ); else if( strcmp( name, "clipEnd" ) == 0 ) attr = PyFloat_FromDouble( self->camera->clipend ); else if( strcmp( name, "drawSize" ) == 0 ) attr = PyFloat_FromDouble( self->camera->drawsize ); else if( strcmp( name, "users" ) == 0 ) attr = PyInt_FromLong( self->camera->id.us ); else if( strcmp( name, "ipo" ) == 0 ) { Ipo *ipo = self->camera->ipo; if( ipo ) attr = Ipo_CreatePyObject( ipo ); } else if( strcmp( name, "Types" ) == 0 ) { attr = Py_BuildValue( "{s:h,s:h}", "persp", EXPP_CAM_TYPE_PERSP, "ortho", EXPP_CAM_TYPE_ORTHO ); } else if( strcmp( name, "Modes" ) == 0 ) { attr = Py_BuildValue( "{s:h,s:h}", "showLimits", EXPP_CAM_MODE_SHOWLIMITS, "showMist", EXPP_CAM_MODE_SHOWMIST ); } else if( strcmp( name, "__members__" ) == 0 ) { attr = Py_BuildValue( "[s,s,s,s,s,s,s,s,s,s,s,s]", "name", "type", "mode", "lens", "scale", "clipStart", "ipo", "clipEnd", "drawSize", "Types", "Modes", "users" ); } if( !attr ) return EXPP_ReturnPyObjError( PyExc_MemoryError, "couldn't create PyObject" ); if( attr != Py_None ) return attr; /* member attribute found, return it */ /* not an attribute, search the methods table */ return Py_FindMethod( BPy_Camera_methods, ( PyObject * ) self, name ); } static int Camera_setAttr( BPy_Camera * self, char *name, PyObject * value ) { PyObject *valtuple; PyObject *error = NULL; /* We're playing a trick on the Python API users here. Even if they use * Camera.member = val instead of Camera.setMember(val), we end up using the * function anyway, since it already has error checking, clamps to the right * interval and updates the Blender Camera structure when necessary. */ /* First we put "value" in a tuple, because we want to pass it to functions * that only accept PyTuples. */ valtuple = Py_BuildValue( "(O)", value ); if( !valtuple ) /* everything OK with our PyObject? */ return EXPP_ReturnIntError( PyExc_MemoryError, "CameraSetAttr: couldn't create PyTuple" ); /* Now we just compare "name" with all possible BPy_Camera member variables */ if( strcmp( name, "name" ) == 0 ) error = Camera_setName( self, valtuple ); else if( strcmp( name, "type" ) == 0 ) error = Camera_setIntType( self, valtuple ); /* special case */ else if( strcmp( name, "mode" ) == 0 ) error = Camera_setIntMode( self, valtuple ); /* special case */ else if( strcmp( name, "lens" ) == 0 ) error = Camera_setLens( self, valtuple ); else if( strcmp( name, "scale" ) == 0 ) error = Camera_setScale( self, valtuple ); else if( strcmp( name, "clipStart" ) == 0 ) error = Camera_setClipStart( self, valtuple ); else if( strcmp( name, "clipEnd" ) == 0 ) error = Camera_setClipEnd( self, valtuple ); else if( strcmp( name, "drawSize" ) == 0 ) error = Camera_setDrawSize( self, valtuple ); else { /* Error */ Py_DECREF( valtuple ); if( ( strcmp( name, "Types" ) == 0 ) || /* user tried to change a */ ( strcmp( name, "Modes" ) == 0 ) ) /* constant dict type ... */ return EXPP_ReturnIntError( PyExc_AttributeError, "constant dictionary -- cannot be changed" ); else /* ... or no member with the given name was found */ return EXPP_ReturnIntError( PyExc_KeyError, "attribute not found" ); } /* valtuple won't be returned to the caller, so we need to DECREF it */ Py_DECREF( valtuple ); if( error != Py_None ) return -1; /* Py_None was incref'ed by the called Camera_set* function. We probably * don't need to decref Py_None (!), but since Python/C API manual tells us * to treat it like any other PyObject regarding ref counting ... */ Py_DECREF( Py_None ); return 0; /* normal exit */ } static int Camera_compare( BPy_Camera * a, BPy_Camera * b ) { Camera *pa = a->camera, *pb = b->camera; return ( pa == pb ) ? 0 : -1; } static PyObject *Camera_repr( BPy_Camera * self ) { return PyString_FromFormat( "[Camera \"%s\"]", self->camera->id.name + 2 ); } /* * Camera_insertIpoKey() * inserts Camera IPO key for LENS and CLIPPING */ static PyObject *Camera_insertIpoKey( BPy_Camera * self, PyObject * args ) { int key = 0; if( !PyArg_ParseTuple( args, "i", &( key ) ) ) return ( EXPP_ReturnPyObjError( PyExc_AttributeError, "expected int argument" ) ); if (key == IPOKEY_LENS){ insertkey((ID *)self->camera, CAM_LENS); } else if (key == IPOKEY_CLIPPING){ insertkey((ID *)self->camera, CAM_STA); insertkey((ID *)self->camera, CAM_END); } allspace(REMAKEIPO, 0); EXPP_allqueue(REDRAWIPO, 0); EXPP_allqueue(REDRAWVIEW3D, 0); EXPP_allqueue(REDRAWACTION, 0); EXPP_allqueue(REDRAWNLA, 0); return EXPP_incr_ret( Py_None ); }