/* * $Id$ * * ***** 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 "Camera.h" /*This must come first */ #include "BKE_main.h" #include "BKE_global.h" #include "BKE_object.h" #include "BKE_library.h" #include "BLI_blenlib.h" #include "BSE_editipo.h" #include "BIF_space.h" #include "mydevice.h" #include "gen_utils.h" #include "Ipo.h" #define IPOKEY_LENS 0 #define IPOKEY_CLIPPING 1 enum cam_consts { EXPP_CAM_ATTR_LENS = 0, EXPP_CAM_ATTR_DOFDIST, EXPP_CAM_ATTR_CLIPEND, EXPP_CAM_ATTR_CLIPSTART, EXPP_CAM_ATTR_SCALE, EXPP_CAM_ATTR_DRAWSIZE, EXPP_CAM_ATTR_SHIFTX, EXPP_CAM_ATTR_SHIFTY, EXPP_CAM_ATTR_ALPHA, }; /*****************************************************************************/ /* 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_oldgetIpo( BPy_Camera * self ); static PyObject *Camera_oldgetName( BPy_Camera * self ); static PyObject *Camera_oldgetType( BPy_Camera * self ); static PyObject *Camera_oldgetMode( BPy_Camera * self ); static PyObject *Camera_oldgetLens( BPy_Camera * self ); static PyObject *Camera_oldgetClipStart( BPy_Camera * self ); static PyObject *Camera_oldgetClipEnd( BPy_Camera * self ); static PyObject *Camera_oldgetDrawSize( BPy_Camera * self ); static PyObject *Camera_oldgetScale( BPy_Camera * self ); static PyObject *Camera_oldsetIpo( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetName( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetType( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetMode( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetLens( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetClipStart( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetClipEnd( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetDrawSize( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldsetScale( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldgetScriptLinks( BPy_Camera * self, PyObject * args ); static PyObject *Camera_addScriptLink( BPy_Camera * self, PyObject * args ); static PyObject *Camera_oldclearIpo( BPy_Camera * self ); static PyObject *Camera_clearScriptLinks( BPy_Camera * self, PyObject * args ); static PyObject *Camera_insertIpoKey( BPy_Camera * self, PyObject * args ); static PyObject *Camera_copy( BPy_Camera * self ); Camera *GetCameraByName( char *name ); /*****************************************************************************/ /* Python BPy_Camera methods table: */ /*****************************************************************************/ static PyMethodDef BPy_Camera_methods[] = { /* name, method, flags, doc */ {"getIpo", ( PyCFunction ) Camera_oldgetIpo, METH_NOARGS, "() - Return Camera Data Ipo"}, {"getName", ( PyCFunction ) Camera_oldgetName, METH_NOARGS, "() - Return Camera Data name"}, {"getType", ( PyCFunction ) Camera_oldgetType, METH_NOARGS, "() - Return Camera type - 'persp':0, 'ortho':1"}, {"getMode", ( PyCFunction ) Camera_oldgetMode, METH_NOARGS, "() - Return Camera mode flags (or'ed value) -\n" " 'showLimits':1, 'showMist':2"}, {"getLens", ( PyCFunction ) Camera_oldgetLens, METH_NOARGS, "() - Return *perspective* Camera lens value"}, {"getScale", ( PyCFunction ) Camera_oldgetScale, METH_NOARGS, "() - Return *ortho* Camera scale value"}, {"getClipStart", ( PyCFunction ) Camera_oldgetClipStart, METH_NOARGS, "() - Return Camera clip start value"}, {"getClipEnd", ( PyCFunction ) Camera_oldgetClipEnd, METH_NOARGS, "() - Return Camera clip end value"}, {"getDrawSize", ( PyCFunction ) Camera_oldgetDrawSize, METH_NOARGS, "() - Return Camera draw size value"}, {"setIpo", ( PyCFunction ) Camera_oldsetIpo, METH_VARARGS, "(Blender Ipo) - Set Camera Ipo"}, {"clearIpo", ( PyCFunction ) Camera_oldclearIpo, METH_NOARGS, "() - Unlink Ipo from this Camera."}, {"insertIpoKey", ( PyCFunction ) Camera_insertIpoKey, METH_VARARGS, "( Camera IPO type ) - Inserts a key into IPO"}, {"setName", ( PyCFunction ) Camera_oldsetName, METH_VARARGS, "(s) - Set Camera Data name"}, {"setType", ( PyCFunction ) Camera_oldsetType, METH_VARARGS, "(s) - Set Camera type, which can be 'persp' or 'ortho'"}, {"setMode", ( PyCFunction ) Camera_oldsetMode, METH_VARARGS, "(>) - Set Camera mode flag(s): 'showLimits' and 'showMist'"}, {"setLens", ( PyCFunction ) Camera_oldsetLens, METH_VARARGS, "(f) - Set *perpective* Camera lens value"}, {"setScale", ( PyCFunction ) Camera_oldsetScale, METH_VARARGS, "(f) - Set *ortho* Camera scale value"}, {"setClipStart", ( PyCFunction ) Camera_oldsetClipStart, METH_VARARGS, "(f) - Set Camera clip start value"}, {"setClipEnd", ( PyCFunction ) Camera_oldsetClipEnd, METH_VARARGS, "(f) - Set Camera clip end value"}, {"setDrawSize", ( PyCFunction ) Camera_oldsetDrawSize, METH_VARARGS, "(f) - Set Camera draw size value"}, {"getScriptLinks", ( PyCFunction ) Camera_oldgetScriptLinks, 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."}, {"__copy__", ( PyCFunction ) Camera_copy, METH_NOARGS, "() - Return a copy of the 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 */ //~ NULL, /* ob_size */ //~ "Blender Camera", /* tp_name */ //~ sizeof( BPy_Camera ), /* tp_basicsize */ //~ NULL, /* tp_itemsize */ //~ /* methods */ //~ ( destructor ) Camera_dealloc, /* tp_dealloc */ //~ NULL, /* tp_print */ //~ NULL, /* tp_getattr */ //~ NULL, /* tp_setattr */ //~ ( cmpfunc ) Camera_compare, /* tp_compare */ //~ ( reprfunc ) Camera_repr, /* tp_repr */ //~ NULL, /* tp_as_number */ //~ NULL, /* tp_as_sequence */ //~ NULL, /* tp_as_mapping */ //~ NULL, /* 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; if( PyType_Ready( &Camera_Type ) < 0 ) return NULL; 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_oldgetIpo( BPy_Camera * self ) { struct Ipo *ipo = self->camera->ipo; if( !ipo ) Py_RETURN_NONE; return Ipo_CreatePyObject( ipo ); } static PyObject *Camera_oldgetName( 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_oldgetType( 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_oldgetMode( 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_oldgetLens( 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_oldgetScale( 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_oldgetClipStart( 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_oldgetClipEnd( 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_oldgetDrawSize( 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_oldsetIpo( 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_us_plus(&ipo->id); self->camera->ipo = ipo; Py_RETURN_NONE; } static PyObject *Camera_oldclearIpo( 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_oldsetName( BPy_Camera * self, PyObject * args ) { char *name; if( !PyArg_ParseTuple( args, "s", &name ) ) return EXPP_ReturnPyObjError( PyExc_TypeError, "expected string argument" ); rename_id( &self->camera->id, name ); Py_RETURN_NONE; } static PyObject *Camera_oldsetType( 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_RETURN_NONE; } static PyObject *Camera_oldsetMode( 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_RETURN_NONE; } static PyObject *Camera_oldsetLens( 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_RETURN_NONE; } static PyObject *Camera_oldsetScale( 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_RETURN_NONE; } static PyObject *Camera_oldsetClipStart( 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_RETURN_NONE; } static PyObject *Camera_oldsetClipEnd( 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_RETURN_NONE; } static PyObject *Camera_oldsetDrawSize( 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_RETURN_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_oldgetScriptLinks( 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; } /* cam.__copy__ */ static PyObject *Camera_copy( BPy_Camera * self ) { PyObject *pycam; /* for Camera Data object wrapper in Python */ Camera *blcam; /* for actual Camera Data we create in Blender */ blcam = copy_camera( self->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; /* ... copy_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" ); return pycam; } static void Camera_dealloc( BPy_Camera * self ) { PyObject_DEL( self ); } static PyObject *Camera_getName( BPy_Camera * self ) { return PyString_FromString( self->camera->id.name + 2 ); } static int Camera_setName( BPy_Camera * self, PyObject * value ) { char *name = NULL; name = PyString_AsString ( value ); if( !name ) return EXPP_ReturnIntError( PyExc_TypeError, "expected string argument" ); rename_id( &self->camera->id, name); return 0; } static PyObject *Camera_getUsers( BPy_Camera * self ) { return PyInt_FromLong( self->camera->id.us ); } static PyObject *Camera_getFakeUser( BPy_Camera * self ) { if (self->camera->id.flag & LIB_FAKEUSER) Py_RETURN_TRUE; else Py_RETURN_FALSE; } static int Camera_setFakeUser( BPy_Camera * self, PyObject * value ) { return SetIdFakeUser(&self->camera->id, value); } static PyObject *Camera_getType( BPy_Camera * self ) { if (self->camera->type == EXPP_CAM_TYPE_PERSP) return PyString_FromString("persp"); else /* must be EXPP_CAM_TYPE_ORTHO */ return PyString_FromString("ortho"); } static int Camera_setType( BPy_Camera * self, PyObject * value ) { char *type = NULL; type = PyString_AsString(value); if (!type) return EXPP_ReturnIntError( PyExc_ValueError, "expected a string" ); if (strcmp("persp", type)==0) { self->camera->type = EXPP_CAM_TYPE_PERSP; return 0; } else if (strcmp("ortho", type)==0) { self->camera->type = EXPP_CAM_TYPE_ORTHO; return 0; } return EXPP_ReturnIntError( PyExc_ValueError, "expected a string \"ortho\" or \"persp\"" ); } static PyObject *Camera_getMode( BPy_Camera * self ) { return PyInt_FromLong(self->camera->flag); } static int Camera_setMode( BPy_Camera * self, PyObject * value ) { unsigned int flag = 0; if( !PyInt_CheckExact( value ) ) return EXPP_ReturnIntError( PyExc_TypeError, "expected an integer (bitmask) as argument" ); flag = ( unsigned int )PyInt_AS_LONG( value ); self->camera->flag = flag; return 0; } static PyObject *Camera_getIpo( BPy_Camera * self ) { struct Ipo *ipo = self->camera->ipo; if( ipo ) return Ipo_CreatePyObject( ipo ); Py_RETURN_NONE; } static int Camera_setIpo( BPy_Camera * self, PyObject * value ) { Ipo *ipo = NULL; Ipo *oldipo = self->camera->ipo; ID *id; /* if parameter is not None, check for valid Ipo */ if ( value != Py_None ) { if ( !Ipo_CheckPyObject( value ) ) return EXPP_ReturnIntError( PyExc_TypeError, "expected an Ipo object" ); ipo = Ipo_FromPyObject( value ); if( !ipo ) return EXPP_ReturnIntError( PyExc_RuntimeError, "null ipo!" ); if( ipo->blocktype != ID_CA ) return EXPP_ReturnIntError( PyExc_TypeError, "Ipo is not a camera data Ipo" ); } /* if already linked to Ipo, delete link */ if ( oldipo ) { id = &oldipo->id; if( id->us > 0 ) id->us--; } /* assign new Ipo and increment user count, or set to NULL if deleting */ self->camera->ipo = ipo; if ( ipo ) id_us_plus(&ipo->id); return 0; } /* * get floating point attributes */ static PyObject *getFloatAttr( BPy_Camera *self, void *type ) { float param; struct Camera *cam= self->camera; switch( (int)type ) { case EXPP_CAM_ATTR_LENS: param = cam->lens; break; case EXPP_CAM_ATTR_DOFDIST: param = cam->YF_dofdist; break; case EXPP_CAM_ATTR_CLIPSTART: param = cam->clipsta; break; case EXPP_CAM_ATTR_CLIPEND: param = cam->clipend; break; case EXPP_CAM_ATTR_DRAWSIZE: param = cam->drawsize; break; case EXPP_CAM_ATTR_SCALE: param = cam->ortho_scale; break; case EXPP_CAM_ATTR_ALPHA: param = cam->passepartalpha; break; case EXPP_CAM_ATTR_SHIFTX: param = cam->shiftx; break; case EXPP_CAM_ATTR_SHIFTY: param = cam->shifty; break; default: return EXPP_ReturnPyObjError( PyExc_RuntimeError, "undefined type in getFloatAttr" ); } return PyFloat_FromDouble( param ); } /* * set floating point attributes which require clamping */ static int setFloatAttrClamp( BPy_Camera *self, PyObject *value, void *type ) { float *param; struct Camera *cam = self->camera; float min, max; switch( (int)type ) { case EXPP_CAM_ATTR_LENS: min = 1.0; max = 250.0; param = &cam->lens; break; case EXPP_CAM_ATTR_DOFDIST: min = 0.0; max = 5000.0; param = &cam->YF_dofdist; break; case EXPP_CAM_ATTR_CLIPSTART: min = 0.0; max = 100.0; param = &cam->clipsta; break; case EXPP_CAM_ATTR_CLIPEND: min = 1.0; max = 5000.0; param = &cam->clipend; break; case EXPP_CAM_ATTR_DRAWSIZE: min = 0.1; max = 10.0; param = &cam->drawsize; break; case EXPP_CAM_ATTR_SCALE: min = 0.01; max = 1000.0; param = &cam->ortho_scale; break; case EXPP_CAM_ATTR_ALPHA: min = 0.0; max = 1.0; param = &cam->passepartalpha; break; case EXPP_CAM_ATTR_SHIFTX: min = -2.0; max = 2.0; param = &cam->shiftx; break; case EXPP_CAM_ATTR_SHIFTY: min = -2.0; max = 2.0; param = &cam->shifty; break; default: return EXPP_ReturnIntError( PyExc_RuntimeError, "undefined type in setFloatAttrClamp" ); } return EXPP_setFloatClamped( value, param, min, max ); } /* * get floating point attributes */ static PyObject *getFlagAttr( BPy_Camera *self, void *type ) { if (self->camera->flag & (int)type) Py_RETURN_TRUE; else Py_RETURN_FALSE; } /* * set floating point attributes which require clamping */ static int setFlagAttr( BPy_Camera *self, PyObject *value, void *type ) { if (PyObject_IsTrue(value)) self->camera->flag |= (int)type; else self->camera->flag &= ~(int)type; return 0; } /*****************************************************************************/ /* Python attributes get/set structure: */ /*****************************************************************************/ static PyGetSetDef BPy_Camera_getseters[] = { {"name", (getter)Camera_getName, (setter)Camera_setName, "Camera name", NULL}, {"users", (getter)Camera_getUsers, (setter)NULL, "Number of camera users", NULL}, {"fakeUser", (getter)Camera_getFakeUser, (setter)Camera_setFakeUser, "Cameras fake user state", NULL}, {"type", (getter)Camera_getType, (setter)Camera_setType, "camera type \"persp\" or \"ortho\"", NULL}, {"mode", (getter)Camera_getMode, (setter)Camera_setMode, "Cameras mode", NULL}, {"ipo", (getter)Camera_getIpo, (setter)Camera_setIpo, "Cameras ipo", NULL}, /* float settings */ {"lens", (getter)getFloatAttr, (setter)setFloatAttrClamp, "lens angle for perspective cameras", EXPP_CAM_ATTR_LENS}, {"scale", (getter)getFloatAttr, (setter)setFloatAttrClamp, "scale for ortho cameras", EXPP_CAM_ATTR_SCALE}, {"clipStart", (getter)getFloatAttr, (setter)setFloatAttrClamp, "the cameras clip start", (void *)EXPP_CAM_ATTR_CLIPSTART}, {"clipEnd", (getter)getFloatAttr, (setter)setFloatAttrClamp, "the cameras clip end", (void *)EXPP_CAM_ATTR_CLIPEND}, {"dofDist", (getter)getFloatAttr, (setter)setFloatAttrClamp, "cameras dof distance", (void *)EXPP_CAM_ATTR_DOFDIST}, {"drawSize", (getter)getFloatAttr, (setter)setFloatAttrClamp, "the cameras display size", (void *)EXPP_CAM_ATTR_DRAWSIZE}, {"alpha", (getter)getFloatAttr, (setter)setFloatAttrClamp, "passepart alpha value for display", (void *)EXPP_CAM_ATTR_ALPHA}, /* flags - use flags as defined in DNA_camera_types.h */ {"drawLimits", (getter)getFlagAttr, (setter)setFlagAttr, "toggle the draw limits display flag", (void *)CAM_SHOWLIMITS}, {"drawMist", (getter)getFlagAttr, (setter)setFlagAttr, "toggle the draw mist display flag", (void *)CAM_SHOWMIST}, {"drawName", (getter)getFlagAttr, (setter)setFlagAttr, "toggle the draw name display flag", (void *)CAM_SHOWNAME}, {"drawTileSafe", (getter)getFlagAttr, (setter)setFlagAttr, "toggle the tile safe display flag", (void *)CAM_SHOWTITLESAFE}, {"drawPassepartout", (getter)getFlagAttr, (setter)setFlagAttr, "toggle the passPartOut display flag", (void *)CAM_SHOWPASSEPARTOUT}, {NULL,NULL,NULL,NULL,NULL} /* Sentinel */ }; /*****************************************************************************/ /* Python Camera_Type structure definition: */ /*****************************************************************************/ PyTypeObject Camera_Type = { PyObject_HEAD_INIT( NULL ) /* required py macro */ 0, /* ob_size */ /* For printing, in format "." */ "Blender Camera", /* char *tp_name; */ sizeof( BPy_Camera ), /* int tp_basicsize; */ 0, /* tp_itemsize; For allocation */ /* Methods to implement standard operations */ ( destructor ) Camera_dealloc,/* destructor tp_dealloc; */ NULL, /* printfunc tp_print; */ NULL, /* getattrfunc tp_getattr; */ NULL, /* setattrfunc tp_setattr; */ ( cmpfunc ) Camera_compare, /* cmpfunc tp_compare; */ ( reprfunc ) Camera_repr, /* reprfunc 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 ***/ BPy_Camera_methods, /* struct PyMethodDef *tp_methods; */ NULL, /* struct PyMemberDef *tp_members; */ BPy_Camera_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 }; 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, ID_CA, NULL, NULL, CAM_LENS); } else if (key == IPOKEY_CLIPPING){ insertkey((ID *)self->camera, ID_CA, NULL, NULL, CAM_STA); insertkey((ID *)self->camera, ID_CA, NULL, NULL, CAM_END); } allspace(REMAKEIPO, 0); EXPP_allqueue(REDRAWIPO, 0); EXPP_allqueue(REDRAWVIEW3D, 0); EXPP_allqueue(REDRAWACTION, 0); EXPP_allqueue(REDRAWNLA, 0); Py_RETURN_NONE; }