1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
#include <Python.h>
struct GLContext {
PyObject_HEAD
};
PyTypeObject * GLContext_type;
GLContext * meth_create_context(PyObject * self, PyObject * args, PyObject * kwargs) {
static char * keywords[] = {NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "", keywords)) {
return NULL;
}
GLContext * res = PyObject_New(GLContext, GLContext_type);
return res;
}
PyObject * GLContext_meth_load(GLContext * self, PyObject * arg) {
return PyLong_FromVoidPtr(NULL);
}
PyObject * GLContext_meth_enter(GLContext * self) {
Py_RETURN_NONE;
}
PyObject * GLContext_meth_exit(GLContext * self) {
Py_RETURN_NONE;
}
PyObject * GLContext_meth_release(GLContext * self) {
Py_RETURN_NONE;
}
void GLContext_dealloc(GLContext * self) {
Py_TYPE(self)->tp_free(self);
}
PyMethodDef GLContext_methods[] = {
{"load_opengl_function", (PyCFunction)GLContext_meth_load, METH_O, NULL},
{"release", (PyCFunction)GLContext_meth_release, METH_NOARGS, NULL},
{"__enter__", (PyCFunction)GLContext_meth_enter, METH_NOARGS, NULL},
{"__exit__", (PyCFunction)GLContext_meth_exit, METH_VARARGS, NULL},
{},
};
PyType_Slot GLContext_slots[] = {
{Py_tp_methods, GLContext_methods},
{Py_tp_dealloc, (void *)GLContext_dealloc},
{},
};
PyType_Spec GLContext_spec = {"empty.GLContext", sizeof(GLContext), 0, Py_TPFLAGS_DEFAULT, GLContext_slots};
PyMethodDef module_methods[] = {
{"create_context", (PyCFunction)meth_create_context, METH_VARARGS | METH_KEYWORDS, NULL},
{},
};
PyModuleDef module_def = {PyModuleDef_HEAD_INIT, "empty", NULL, -1, module_methods};
extern "C" PyObject * PyInit_empty() {
PyObject * module = PyModule_Create(&module_def);
GLContext_type = (PyTypeObject *)PyType_FromSpec(&GLContext_spec);
PyModule_AddObject(module, "GLContext", (PyObject *)GLContext_type);
return module;
}
|
