From 1bf306d4d93cc21c220a3f31835023e49e84dd2d Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Sun, 22 May 2011 14:22:07 -0600 Subject: Add cameras, objects, and spheres to Python module. --- libdimension-python/Camera.c | 92 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 libdimension-python/Camera.c (limited to 'libdimension-python/Camera.c') diff --git a/libdimension-python/Camera.c b/libdimension-python/Camera.c new file mode 100644 index 0000000..17347d7 --- /dev/null +++ b/libdimension-python/Camera.c @@ -0,0 +1,92 @@ +/************************************************************************* + * Copyright (C) 2009-2011 Tavian Barnes * + * * + * This file is part of The Dimension Python Module. * + * * + * The Dimension Python Module 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 * + * 3 of the License, or (at your option) any later version. * + * * + * The Dimension Python Module 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, see * + * . * + *************************************************************************/ + +#include "dimension-python.h" + +static int +dmnsn_py_Camera_init(dmnsn_py_Camera *self, PyObject *args, PyObject *kwds) +{ + if (kwds || (args && !PyArg_ParseTuple(args, ""))) + return -1; + + return 0; +} + +static void +dmnsn_py_Camera_dealloc(dmnsn_py_Camera *self) +{ + dmnsn_delete_camera(self->camera); + Py_TYPE(self)->tp_free((PyObject *)self); +} + +static PyObject * +dmnsn_py_Camera_initialize(dmnsn_py_Camera *self) +{ + PyErr_SetString(PyExc_TypeError, "Attempt to initialize base Camera"); + return NULL; +} + +static PyObject * +dmnsn_py_Camera_transform(dmnsn_py_Camera *self, PyObject *args) +{ + dmnsn_py_Matrix *matrix; + if (!PyArg_ParseTuple(args, "O!", &dmnsn_py_MatrixType, &matrix)) + return NULL; + + if (!self->camera) { + PyErr_SetString(PyExc_TypeError, "Attempt to transform base Camera"); + return NULL; + } + + self->camera->trans = dmnsn_matrix_mul(matrix->m, self->camera->trans); + Py_INCREF(Py_None); + return Py_None; +} + +static PyMethodDef dmnsn_py_Camera_methods[] = { + { "initialize", (PyCFunction)dmnsn_py_Camera_initialize, METH_NOARGS, + "Initialize a camera" }, + { "transform", (PyCFunction)dmnsn_py_Camera_transform, METH_VARARGS, + "Transform a camera" }, + { NULL } +}; + +static PyGetSetDef dmnsn_py_Camera_getsetters[] = { + { NULL } +}; + +PyTypeObject dmnsn_py_CameraType = { + PyVarObject_HEAD_INIT(NULL, 0) + .tp_name = "dimension.Camera", + .tp_basicsize = sizeof(dmnsn_py_Camera), + .tp_dealloc = (destructor)dmnsn_py_Camera_dealloc, + .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, + .tp_doc = "Dimension camera", + .tp_methods = dmnsn_py_Camera_methods, + .tp_getset = dmnsn_py_Camera_getsetters, + .tp_init = (initproc)dmnsn_py_Camera_init, +}; + +bool +dmnsn_py_init_CameraType(void) +{ + dmnsn_py_CameraType.tp_new = PyType_GenericNew; + return PyType_Ready(&dmnsn_py_CameraType) >= 0; +} -- cgit v1.2.3