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Diffstat (limited to 'source/gameengine/VideoTexture/FilterBlueScreen.cpp')
| -rw-r--r-- | source/gameengine/VideoTexture/FilterBlueScreen.cpp | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/source/gameengine/VideoTexture/FilterBlueScreen.cpp b/source/gameengine/VideoTexture/FilterBlueScreen.cpp new file mode 100644 index 00000000000..43d7566102a --- /dev/null +++ b/source/gameengine/VideoTexture/FilterBlueScreen.cpp @@ -0,0 +1,178 @@ +/* $Id$ +----------------------------------------------------------------------------- +This source file is part of VideoTexture library + +Copyright (c) 2007 The Zdeno Ash Miklas + +This program is free software; you can redistribute it and/or modify it under +the terms of the GNU Lesser General Public License as published by the Free Software +Foundation; either version 2 of the License, or (at your option) any later +version. + +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 Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser 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, or go to +http://www.gnu.org/copyleft/lesser.txt. +----------------------------------------------------------------------------- +*/ + + +#include <PyObjectPlus.h> +#include <structmember.h> + +#include "FilterBlueScreen.h" + +#include "FilterBase.h" +#include "PyTypeList.h" + +// implementation FilterBlueScreen + +// constructor +FilterBlueScreen::FilterBlueScreen (void) +{ + // set color to blue + setColor(0, 0, 255); + // set limits + setLimits(64, 64); +} + +// set color +void FilterBlueScreen::setColor (unsigned char red, unsigned char green, unsigned char blue) +{ + m_color[0] = red; + m_color[1] = green; + m_color[2] = blue; +} + +// set limits for color variation +void FilterBlueScreen::setLimits (unsigned short minLimit, unsigned short maxLimit) +{ + m_limits[0] = minLimit; + m_limits[1] = maxLimit > minLimit ? maxLimit : minLimit; + // calculate square values + for (short idx = 0; idx < 2; ++idx) + m_squareLimits[idx] = m_limits[idx] * m_limits[idx]; + // limits distance + m_limitDist = m_squareLimits[1] - m_squareLimits[0]; +} + + + +// cast Filter pointer to FilterBlueScreen +inline FilterBlueScreen * getFilter (PyFilter * self) +{ return static_cast<FilterBlueScreen*>(self->m_filter); } + + +// python methods and get/sets + +// get color +static PyObject * getColor (PyFilter * self, void * closure) +{ + return Py_BuildValue("[BBB]", getFilter(self)->getColor()[0], + getFilter(self)->getColor()[1], getFilter(self)->getColor()[2]); +} + +// set color +static int setColor (PyFilter * self, PyObject * value, void * closure) +{ + // check validity of parameter + if (value == NULL || !PySequence_Check(value) || PySequence_Length(value) != 3 + || !PyInt_Check(PySequence_Fast_GET_ITEM(value, 0)) + || !PyInt_Check(PySequence_Fast_GET_ITEM(value, 1)) + || !PyInt_Check(PySequence_Fast_GET_ITEM(value, 2))) + { + PyErr_SetString(PyExc_TypeError, "The value must be a sequence of 3 ints"); + return -1; + } + // set color + getFilter(self)->setColor((unsigned char)(PyInt_AsLong(PySequence_Fast_GET_ITEM(value, 0))), + (unsigned char)(PyInt_AsLong(PySequence_Fast_GET_ITEM(value, 1))), + (unsigned char)(PyInt_AsLong(PySequence_Fast_GET_ITEM(value, 2)))); + // success + return 0; +} + +// get limits +static PyObject * getLimits (PyFilter * self, void * closure) +{ + return Py_BuildValue("[II]", getFilter(self)->getLimits()[0], + getFilter(self)->getLimits()[1]); +} + +// set limit +static int setLimits (PyFilter * self, PyObject * value, void * closure) +{ + // check validity of parameter + if (value == NULL || !PySequence_Check(value) || PySequence_Length(value) != 2 + || !PyInt_Check(PySequence_Fast_GET_ITEM(value, 0)) + || !PyInt_Check(PySequence_Fast_GET_ITEM(value, 1))) + { + PyErr_SetString(PyExc_TypeError, "The value must be a sequence of 2 ints"); + return -1; + } + // set limits + getFilter(self)->setLimits((unsigned short)(PyInt_AsLong(PySequence_Fast_GET_ITEM(value, 0))), + (unsigned short)(PyInt_AsLong(PySequence_Fast_GET_ITEM(value, 1)))); + // success + return 0; +} + + +// attributes structure +static PyGetSetDef filterBSGetSets[] = +{ + {(char*)"color", (getter)getColor, (setter)setColor, (char*)"blue screen color", NULL}, + {(char*)"limits", (getter)getLimits, (setter)setLimits, (char*)"blue screen color limits", NULL}, + // attributes from FilterBase class + {(char*)"previous", (getter)Filter_getPrevious, (setter)Filter_setPrevious, (char*)"previous pixel filter", NULL}, + {NULL} +}; + +// define python type +PyTypeObject FilterBlueScreenType = +{ + PyObject_HEAD_INIT(NULL) + 0, /*ob_size*/ + "VideoTexture.FilterBlueScreen", /*tp_name*/ + sizeof(PyFilter), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + (destructor)Filter_dealloc,/*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + 0, /*tp_compare*/ + 0, /*tp_repr*/ + 0, /*tp_as_number*/ + 0, /*tp_as_sequence*/ + 0, /*tp_as_mapping*/ + 0, /*tp_hash */ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + 0, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT, /*tp_flags*/ + "Filter for Blue Screen objects", /* tp_doc */ + 0, /* tp_traverse */ + 0, /* tp_clear */ + 0, /* tp_richcompare */ + 0, /* tp_weaklistoffset */ + 0, /* tp_iter */ + 0, /* tp_iternext */ + NULL, /* tp_methods */ + 0, /* tp_members */ + filterBSGetSets, /* tp_getset */ + 0, /* tp_base */ + 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + (initproc)Filter_init<FilterBlueScreen>, /* tp_init */ + 0, /* tp_alloc */ + Filter_allocNew, /* tp_new */ +}; + |