Add cameras, objects, and spheres to Python module.

1 files changed, 92 insertions, 0 deletions

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 <tavianator@tavianator.com>     *
+ *                                                                       *
+ * 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                         *
+ * <http://www.gnu.org/licenses/>.                                       *
+ *************************************************************************/
+
+#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;
+}