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/* Type Conversion Predeclarations */

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static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
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static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
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static PyObject *__pyx_m;
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static int __pyx_lineno;
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static const char *__pyx_filename;


static const char *__pyx_f[] = {
  "glenviron_shader.pyx",
  "gl.pxd",
  "render.pxd",
  "gldraw.pxd",
};

/*--- Type declarations ---*/
struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program;
struct __pyx_obj_5renpy_7display_6render_Render;
struct __pyx_obj_5renpy_7display_6render_Matrix2D;
struct __pyx_obj_5renpy_5angle_6gldraw_Environ;
struct __pyx_obj_5renpy_5angle_16glenviron_shader_ShaderEnviron;
struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw;
struct __pyx_opt_args_5renpy_7display_6render_6Render_blit;
struct __pyx_opt_args_5renpy_7display_6render_6Render_subpixel_blit;

/* "renpy/display/render.pxd":42
 *     cdef public bint modal
 * 
 *     cpdef int blit(Render self, source, tuple pos, object focus=*, object main=*, object index=*)             # <<<<<<<<<<<<<<
 *     cpdef int subpixel_blit(Render self, source, tuple pos, object focus=*, object main=*, object index=*)
 * 
 */
struct __pyx_opt_args_5renpy_7display_6render_6Render_blit {
  int __pyx_n;
  PyObject *focus;
  PyObject *main;
  PyObject *index;
};

/* "renpy/display/render.pxd":43
 * 
 *     cpdef int blit(Render self, source, tuple pos, object focus=*, object main=*, object index=*)
 *     cpdef int subpixel_blit(Render self, source, tuple pos, object focus=*, object main=*, object index=*)             # <<<<<<<<<<<<<<
 * 
 * 
 */
struct __pyx_opt_args_5renpy_7display_6render_6Render_subpixel_blit {
  int __pyx_n;
  PyObject *focus;
  PyObject *main;
  PyObject *index;
};

/* "renpy/angle/glenviron_shader.pyx":279
 *     return program
 * 
 * cdef class Program(object):             # <<<<<<<<<<<<<<
 *     """
 *     Encapsulates a program.
 */
struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program {
  PyObject_HEAD
  GLuint program;
  GLint Vertex;
  GLint VertexTexCoord0;
  GLint VertexTexCoord1;
  GLint VertexTexCoord2;
  GLint Projection;
  GLint Color;
  GLint tex0;
  GLint tex1;
  GLint tex2;
  GLint clip0;
  GLint clip1;
  GLint offset;
  GLint multiplier;
  GLint done;
};


/* "renpy/display/render.pxd":9
 *     cpdef tuple transform(Matrix2D self, double x, double y)
 * 
 * cdef class Render:             # <<<<<<<<<<<<<<
 * 
 *     cdef public bint mark, cache_killed
 */
struct __pyx_obj_5renpy_7display_6render_Render {
  PyObject_HEAD
  struct __pyx_vtabstruct_5renpy_7display_6render_Render *__pyx_vtab;
  int mark;
  int cache_killed;
  float width;
  float height;
  PyObject *layer_name;
  PyObject *children;
  PyObject *parents;
  PyObject *depends_on_list;
  int operation;
  double operation_complete;
  int operation_alpha;
  PyObject *operation_parameter;
  struct __pyx_obj_5renpy_7display_6render_Matrix2D *forward;
  struct __pyx_obj_5renpy_7display_6render_Matrix2D *reverse;
  double alpha;
  PyObject *focuses;
  PyObject *pass_focuses;
  PyObject *draw_func;
  PyObject *render_of;
  int opaque;
  PyObject *visible_children;
  int clipping;
  PyObject *surface;
  PyObject *alpha_surface;
  PyObject *half_cache;
  int modal;
};


/* "renpy/display/render.pxd":1
 * cdef class Matrix2D:             # <<<<<<<<<<<<<<
 *     cdef public double xdx
 *     cdef public double xdy
 */
struct __pyx_obj_5renpy_7display_6render_Matrix2D {
  PyObject_HEAD
  struct __pyx_vtabstruct_5renpy_7display_6render_Matrix2D *__pyx_vtab;
  double xdx;
  double xdy;
  double ydx;
  double ydy;
};


/* "gldraw.pxd":6
 * cimport renpy.display.render as render
 * 
 * cdef class Environ             # <<<<<<<<<<<<<<
 * 
 * cdef class GLDraw:
 */
struct __pyx_obj_5renpy_5angle_6gldraw_Environ {
  PyObject_HEAD
  struct __pyx_vtabstruct_5renpy_5angle_6gldraw_Environ *__pyx_vtab;
};


/* "renpy/angle/glenviron_shader.pyx":345
 * 
 * 
 * cdef class ShaderEnviron(Environ):             # <<<<<<<<<<<<<<
 *     """
 *     This is an environment that uses shaders.
 */
struct __pyx_obj_5renpy_5angle_16glenviron_shader_ShaderEnviron {
  struct __pyx_obj_5renpy_5angle_6gldraw_Environ __pyx_base;
  struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program *program;
  float projection[16];
  struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program *blit_program;
  struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program *blend_program;
  struct __pyx_obj_5renpy_5angle_16glenviron_shader_Program *imageblend_program;
  double clip_x0;
  double clip_y0;
  double clip_x1;
  double clip_y1;
  int viewport_x;
  int viewport_y;
  int viewport_w;
  int viewport_h;
};


/* "gldraw.pxd":8
 * cdef class Environ
 * 
 * cdef class GLDraw:             # <<<<<<<<<<<<<<
 * 
 *     cdef bint did_init
 */
struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw {
  PyObject_HEAD
  struct __pyx_vtabstruct_5renpy_5angle_6gldraw_GLDraw *__pyx_vtab;
  int did_init;
  struct __pyx_obj_5renpy_5angle_6gldraw_Environ *environ;
  PyObject *rtt;
  PyObject *window;
  PyObject *virtual_size;
  PyObject *physical_size;
  PyObject *virtual_box;
  PyObject *physical_box;
  PyObject *mouse_old_visible;
  PyObject *mouse_info;
  PyObject *texture_cache;
  double last_redraw_time;
  double redraw_period;
  PyObject *info;
  PyObject *old_fullscreen;
  PyObject *fullscreen_surface;
  PyObject *display_info;
  double upscale_factor;
  PyObject *clip_cache;
  int fast_dissolve;
  int always_opaque;
  int allow_fixed;
  PyObject *clip_rtt_box;
};



/* "renpy/display/render.pxd":1
 * cdef class Matrix2D:             # <<<<<<<<<<<<<<
 *     cdef public double xdx
 *     cdef public double xdy
 */

struct __pyx_vtabstruct_5renpy_7display_6render_Matrix2D {
  PyObject *(*transform)(struct __pyx_obj_5renpy_7display_6render_Matrix2D *, double, double, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_5renpy_7display_6render_Matrix2D *__pyx_vtabptr_5renpy_7display_6render_Matrix2D;


/* "gldraw.pxd":8
 * cdef class Environ
 * 
 * cdef class GLDraw:             # <<<<<<<<<<<<<<
 * 
 *     cdef bint did_init
 */

struct __pyx_vtabstruct_5renpy_5angle_6gldraw_GLDraw {
  PyObject *(*set_clip)(struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw *, PyObject *, int __pyx_skip_dispatch);
  int (*draw_render_textures)(struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw *, PyObject *, int, int __pyx_skip_dispatch);
  int (*draw_transformed)(struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw *, PyObject *, PyObject *, double, double, double, struct __pyx_obj_5renpy_7display_6render_Matrix2D *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_5renpy_5angle_6gldraw_GLDraw *__pyx_vtabptr_5renpy_5angle_6gldraw_GLDraw;


/* "renpy/display/render.pxd":9
 *     cpdef tuple transform(Matrix2D self, double x, double y)
 * 
 * cdef class Render:             # <<<<<<<<<<<<<<
 * 
 *     cdef public bint mark, cache_killed
 */

struct __pyx_vtabstruct_5renpy_7display_6render_Render {
  int (*blit)(struct __pyx_obj_5renpy_7display_6render_Render *, PyObject *, PyObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_5renpy_7display_6render_6Render_blit *__pyx_optional_args);
  int (*subpixel_blit)(struct __pyx_obj_5renpy_7display_6render_Render *, PyObject *, PyObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_5renpy_7display_6render_6Render_subpixel_blit *__pyx_optional_args);
};
static struct __pyx_vtabstruct_5renpy_7display_6render_Render *__pyx_vtabptr_5renpy_7display_6render_Render;


/* "gldraw.pxd":6
 * cimport renpy.display.render as render
 * 
 * cdef class Environ             # <<<<<<<<<<<<<<
 * 
 * cdef class GLDraw:
 */

struct __pyx_vtabstruct_5renpy_5angle_6gldraw_Environ {
  void (*blit)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *);
  void (*blend)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, double);
  void (*imageblend)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, double, int);
  void (*set_vertex)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, float *);
  void (*set_texture)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, int, float *);
  void (*set_color)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, float, float, float, float);
  void (*set_clip)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, PyObject *, struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw *);
  void (*unset_clip)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, struct __pyx_obj_5renpy_5angle_6gldraw_GLDraw *);
  void (*ortho)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, double, double, double, double, double, double);
  void (*viewport)(struct __pyx_obj_5renpy_5angle_6gldraw_Environ *, int, int, int, int);
};
static struct __pyx_vtabstruct_5renpy_5angle_6gldraw_Environ *__pyx_vtabptr_5renpy_5angle_6gldraw_Environ;


/* "renpy/angle/glenviron_shader.pyx":345
 * 
 * 
 * cdef class ShaderEnviron(Environ):             # <<<<<<<<<<<<<<
 *     """
 *     This is an environment that uses shaders.
 */

struct __pyx_vtabstruct_5renpy_5angle_16glenviron_shader_ShaderEnviron {
  struct __pyx_vtabstruct_5renpy_5angle_6gldraw_Environ __pyx_base;
  void (*project)(struct __pyx_obj_5renpy_5angle_16glenviron_shader_ShaderEnviron *, PyObject *, PyObject *, PyObject *, double *, double *, double *);
};
static struct __pyx_vtabstruct_5renpy_5angle_16glenviron_shader_ShaderEnviron *__pyx_vtabptr_5renpy_5angle_16glenviron_shader_ShaderEnviron;

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        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
    }

bad:
    return;
}
#endif

static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
    const char *name, int exact)
{
    if (!type) {
        PyErr_Format(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (none_allowed && obj == Py_None) return 1;
    else if (exact) {
        if (Py_TYPE(obj) == type) return 1;
    }
    else {
        if (PyObject_TypeCheck(obj, type)) return 1;
    }
    PyErr_Format(PyExc_TypeError,
        "Argument '%s' has incorrect type (expected %s, got %s)",
        name, type->tp_name, Py_TYPE(obj)->tp_name);
    return 0;
}

static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
    PyErr_Format(PyExc_ValueError,
                 "need more than %"PY_FORMAT_SIZE_T"d value%s to unpack",
                 index, (index == 1) ? "" : "s");
}

static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
    PyErr_Format(PyExc_ValueError,
                 "too many values to unpack (expected %"PY_FORMAT_SIZE_T"d)", expected);
}

static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
}

static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
    if (t == Py_None) {
      __Pyx_RaiseNoneNotIterableError();
    } else if (PyTuple_GET_SIZE(t) < index) {
      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
    } else {
      __Pyx_RaiseTooManyValuesError(index);
    }
}

static CYTHON_INLINE GLuint __Pyx_PyInt_from_py_GLuint(PyObject* x) {
    const GLuint neg_one = (GLuint)-1, const_zero = (GLuint)0;
    const int is_unsigned = const_zero < neg_one;
    if (sizeof(GLuint) == sizeof(char)) {
        if (is_unsigned)
            return (GLuint)__Pyx_PyInt_AsUnsignedChar(x);
        else
            return (GLuint)__Pyx_PyInt_AsSignedChar(x);
    } else if (sizeof(GLuint) == sizeof(short)) {
        if (is_unsigned)
            return (GLuint)__Pyx_PyInt_AsUnsignedShort(x);
        else
            return (GLuint)__Pyx_PyInt_AsSignedShort(x);
    } else if (sizeof(GLuint) == sizeof(int)) {
        if (is_unsigned)
            return (GLuint)__Pyx_PyInt_AsUnsignedInt(x);
        else
            return (GLuint)__Pyx_PyInt_AsSignedInt(x);
    } else if (sizeof(GLuint) == sizeof(long)) {
        if (is_unsigned)
            return (GLuint)__Pyx_PyInt_AsUnsignedLong(x);
        else
            return (GLuint)__Pyx_PyInt_AsSignedLong(x);
    } else if (sizeof(GLuint) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return (GLuint)__Pyx_PyInt_AsUnsignedLongLong(x);
        else
            return (GLuint)__Pyx_PyInt_AsSignedLongLong(x);
    }  else {
        GLuint val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_VERSION_HEX < 0x03000000
        if (likely(v) && !PyLong_Check(v)) {
            PyObject *tmp = v;
            v = PyNumber_Long(tmp);
            Py_DECREF(tmp);
        }
        #endif
        if (likely(v)) {
            int one = 1; int is_little = (int)*(unsigned char *)&one;
            unsigned char *bytes = (unsigned char *)&val;
            int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                          bytes, sizeof(val),
                                          is_little, !is_unsigned);
            Py_DECREF(v);
            if (likely(!ret))
                return val;
        }
        return (GLuint)-1;
    }
}

static CYTHON_INLINE GLenum __Pyx_PyInt_from_py_GLenum(PyObject* x) {
    const GLenum neg_one = (GLenum)-1, const_zero = (GLenum)0;
    const int is_unsigned = const_zero < neg_one;
    if (sizeof(GLenum) == sizeof(char)) {
        if (is_unsigned)
            return (GLenum)__Pyx_PyInt_AsUnsignedChar(x);
        else
            return (GLenum)__Pyx_PyInt_AsSignedChar(x);
    } else if (sizeof(GLenum) == sizeof(short)) {
        if (is_unsigned)
            return (GLenum)__Pyx_PyInt_AsUnsignedShort(x);
        else
            return (GLenum)__Pyx_PyInt_AsSignedShort(x);
    } else if (sizeof(GLenum) == sizeof(int)) {
        if (is_unsigned)
            return (GLenum)__Pyx_PyInt_AsUnsignedInt(x);
        else
            return (GLenum)__Pyx_PyInt_AsSignedInt(x);
    } else if (sizeof(GLenum) == sizeof(long)) {
        if (is_unsigned)
            return (GLenum)__Pyx_PyInt_AsUnsignedLong(x);
        else
            return (GLenum)__Pyx_PyInt_AsSignedLong(x);
    } else if (sizeof(GLenum) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return (GLenum)__Pyx_PyInt_AsUnsignedLongLong(x);
        else
            return (GLenum)__Pyx_PyInt_AsSignedLongLong(x);
    }  else {
        GLenum val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_VERSION_HEX < 0x03000000
        if (likely(v) && !PyLong_Check(v)) {
            PyObject *tmp = v;
            v = PyNumber_Long(tmp);
            Py_DECREF(tmp);
        }
        #endif
        if (likely(v)) {
            int one = 1; int is_little = (int)*(unsigned char *)&one;
            unsigned char *bytes = (unsigned char *)&val;
            int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                          bytes, sizeof(val),
                                          is_little, !is_unsigned);
            Py_DECREF(v);
            if (likely(!ret))
                return val;
        }
        return (GLenum)-1;
    }
}

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_GLint(GLint val) {
    const GLint neg_one = (GLint)-1, const_zero = (GLint)0;
    const int is_unsigned = const_zero < neg_one;
    if ((sizeof(GLint) == sizeof(char))  ||
        (sizeof(GLint) == sizeof(short))) {
        return PyInt_FromLong((long)val);
    } else if ((sizeof(GLint) == sizeof(int)) ||
               (sizeof(GLint) == sizeof(long))) {
        if (is_unsigned)
            return PyLong_FromUnsignedLong((unsigned long)val);
        else
            return PyInt_FromLong((long)val);
    } else if (sizeof(GLint) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)val);
        else
            return PyLong_FromLongLong((PY_LONG_LONG)val);
    } else {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&val;
        return _PyLong_FromByteArray(bytes, sizeof(GLint),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE GLhandleARB __Pyx_PyInt_from_py_GLhandleARB(PyObject* x) {
    const GLhandleARB neg_one = (GLhandleARB)-1, const_zero = (GLhandleARB)0;
    const int is_unsigned = const_zero < neg_one;
    if (sizeof(GLhandleARB) == sizeof(char)) {
        if (is_unsigned)
            return (GLhandleARB)__Pyx_PyInt_AsUnsignedChar(x);
        else
            return (GLhandleARB)__Pyx_PyInt_AsSignedChar(x);
    } else if (sizeof(GLhandleARB) == sizeof(short)) {
        if (is_unsigned)
            return (GLhandleARB)__Pyx_PyInt_AsUnsignedShort(x);
        else
            return (GLhandleARB)__Pyx_PyInt_AsSignedShort(x);
    } else if (sizeof(GLhandleARB) == sizeof(int)) {
        if (is_unsigned)
            return (GLhandleARB)__Pyx_PyInt_AsUnsignedInt(x);
        else
            return (GLhandleARB)__Pyx_PyInt_AsSignedInt(x);
    } else if (sizeof(GLhandleARB) == sizeof(long)) {
        if (is_unsigned)
            return (GLhandleARB)__Pyx_PyInt_AsUnsignedLong(x);
        else
            return (GLhandleARB)__Pyx_PyInt_AsSignedLong(x);
    } else if (sizeof(GLhandleARB) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return (GLhandleARB)__Pyx_PyInt_AsUnsignedLongLong(x);
        else
            return (GLhandleARB)__Pyx_PyInt_AsSignedLongLong(x);
    }  else {
        GLhandleARB val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_VERSION_HEX < 0x03000000
        if (likely(v) && !PyLong_Check(v)) {
            PyObject *tmp = v;
            v = PyNumber_Long(tmp);
            Py_DECREF(tmp);
        }
        #endif
        if (likely(v)) {
            int one = 1; int is_little = (int)*(unsigned char *)&one;
            unsigned char *bytes = (unsigned char *)&val;
            int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                          bytes, sizeof(val),
                                          is_little, !is_unsigned);
            Py_DECREF(v);
            if (likely(!ret))
                return val;
        }
        return (GLhandleARB)-1;
    }
}

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_GLhandleARB(GLhandleARB val) {
    const GLhandleARB neg_one = (GLhandleARB)-1, const_zero = (GLhandleARB)0;
    const int is_unsigned = const_zero < neg_one;
    if ((sizeof(GLhandleARB) == sizeof(char))  ||
        (sizeof(GLhandleARB) == sizeof(short))) {
        return PyInt_FromLong((long)val);
    } else if ((sizeof(GLhandleARB) == sizeof(int)) ||
               (sizeof(GLhandleARB) == sizeof(long))) {
        if (is_unsigned)
            return PyLong_FromUnsignedLong((unsigned long)val);
        else
            return PyInt_FromLong((long)val);
    } else if (sizeof(GLhandleARB) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)val);
        else
            return PyLong_FromLongLong((PY_LONG_LONG)val);
    } else {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&val;
        return _PyLong_FromByteArray(bytes, sizeof(GLhandleARB),
                                     little, !is_unsigned);
    }
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
    PyObject *py_import = 0;
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    py_import = __Pyx_GetAttrString(__pyx_b, "__import__");
    if (!py_import)
        goto bad;
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    #if PY_VERSION_HEX >= 0x02050000
    {
        PyObject *py_level = PyInt_FromLong(level);
        if (!py_level)
            goto bad;
        module = PyObject_CallFunctionObjArgs(py_import,
            name, global_dict, empty_dict, list, py_level, NULL);
        Py_DECREF(py_level);
    }
    #else
    if (level>0) {
        PyErr_SetString(PyExc_RuntimeError, "Relative import is not supported for Python <=2.4.");
        goto bad;
    }
    module = PyObject_CallFunctionObjArgs(py_import,
        name, global_dict, empty_dict, list, NULL);
    #endif
bad:
    Py_XDECREF(empty_list);
    Py_XDECREF(py_import);
    Py_XDECREF(empty_dict);
    return module;
}

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_GLenum(GLenum val) {
    const GLenum neg_one = (GLenum)-1, const_zero = (GLenum)0;
    const int is_unsigned = const_zero < neg_one;
    if ((sizeof(GLenum) == sizeof(char))  ||
        (sizeof(GLenum) == sizeof(short))) {
        return PyInt_FromLong((long)val);
    } else if ((sizeof(GLenum) == sizeof(int)) ||
               (sizeof(GLenum) == sizeof(long))) {
        if (is_unsigned)
            return PyLong_FromUnsignedLong((unsigned long)val);
        else
            return PyInt_FromLong((long)val);
    } else if (sizeof(GLenum) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)val);
        else
            return PyLong_FromLongLong((PY_LONG_LONG)val);
    } else {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&val;
        return _PyLong_FromByteArray(bytes, sizeof(GLenum),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) {
    const unsigned char neg_one = (unsigned char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned char" :
                    "value too large to convert to unsigned char");
            }
            return (unsigned char)-1;
        }
        return (unsigned char)val;
    }
    return (unsigned char)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject* x) {
    const unsigned short neg_one = (unsigned short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned short" :
                    "value too large to convert to unsigned short");
            }
            return (unsigned short)-1;
        }
        return (unsigned short)val;
    }
    return (unsigned short)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject* x) {
    const unsigned int neg_one = (unsigned int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned int" :
                    "value too large to convert to unsigned int");
            }
            return (unsigned int)-1;
        }
        return (unsigned int)val;
    }
    return (unsigned int)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject* x) {
    const char neg_one = (char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to char" :
                    "value too large to convert to char");
            }
            return (char)-1;
        }
        return (char)val;
    }
    return (char)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject* x) {
    const short neg_one = (short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to short" :
                    "value too large to convert to short");
            }
            return (short)-1;
        }
        return (short)val;
    }
    return (short)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject* x) {
    const int neg_one = (int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to int" :
                    "value too large to convert to int");
            }
            return (int)-1;
        }
        return (int)val;
    }
    return (int)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject* x) {
    const signed char neg_one = (signed char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed char" :
                    "value too large to convert to signed char");
            }
            return (signed char)-1;
        }
        return (signed char)val;
    }
    return (signed char)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject* x) {
    const signed short neg_one = (signed short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed short" :
                    "value too large to convert to signed short");
            }
            return (signed short)-1;
        }
        return (signed short)val;
    }
    return (signed short)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject* x) {
    const signed int neg_one = (signed int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed int" :
                    "value too large to convert to signed int");
            }
            return (signed int)-1;
        }
        return (signed int)val;
    }
    return (signed int)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject* x) {
    const int neg_one = (int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to int" :
                    "value too large to convert to int");
            }
            return (int)-1;
        }
        return (int)val;
    }
    return (int)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject* x) {
    const unsigned long neg_one = (unsigned long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to unsigned long");
            return (unsigned long)-1;
        }
        return (unsigned long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to unsigned long");
                return (unsigned long)-1;
            }
            return (unsigned long)PyLong_AsUnsignedLong(x);
        } else {
            return (unsigned long)PyLong_AsLong(x);
        }
    } else {
        unsigned long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (unsigned long)-1;
        val = __Pyx_PyInt_AsUnsignedLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject* x) {
    const unsigned PY_LONG_LONG neg_one = (unsigned PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to unsigned PY_LONG_LONG");
            return (unsigned PY_LONG_LONG)-1;
        }
        return (unsigned PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to unsigned PY_LONG_LONG");
                return (unsigned PY_LONG_LONG)-1;
            }
            return (unsigned PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (unsigned PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        unsigned PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (unsigned PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsUnsignedLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject* x) {
    const long neg_one = (long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to long");
            return (long)-1;
        }
        return (long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to long");
                return (long)-1;
            }
            return (long)PyLong_AsUnsignedLong(x);
        } else {
            return (long)PyLong_AsLong(x);
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (long)-1;
        val = __Pyx_PyInt_AsLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject* x) {
    const PY_LONG_LONG neg_one = (PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to PY_LONG_LONG");
            return (PY_LONG_LONG)-1;
        }
        return (PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to PY_LONG_LONG");
                return (PY_LONG_LONG)-1;
            }
            return (PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject* x) {
    const signed long neg_one = (signed long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to signed long");
            return (signed long)-1;
        }
        return (signed long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to signed long");
                return (signed long)-1;
            }
            return (signed long)PyLong_AsUnsignedLong(x);
        } else {
            return (signed long)PyLong_AsLong(x);
        }
    } else {
        signed long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (signed long)-1;
        val = __Pyx_PyInt_AsSignedLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject* x) {
    const signed PY_LONG_LONG neg_one = (signed PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to signed PY_LONG_LONG");
            return (signed PY_LONG_LONG)-1;
        }
        return (signed PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to signed PY_LONG_LONG");
                return (signed PY_LONG_LONG)-1;
            }
            return (signed PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (signed PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        signed PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (signed PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsSignedLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    #if PY_MAJOR_VERSION < 3
    ctx = PyString_FromString(name);
    #else
    ctx = PyUnicode_FromString(name);
    #endif
    __Pyx_ErrRestore(old_exc, old_val, old_tb);
    if (!ctx) {
        PyErr_WriteUnraisable(Py_None);
    } else {
        PyErr_WriteUnraisable(ctx);
        Py_DECREF(ctx);
    }
}

static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        #if PY_VERSION_HEX < 0x02050000
        return PyErr_Warn(NULL, message);
        #else
        return PyErr_WarnEx(NULL, message, 1);
        #endif
    }
    return 0;
}

#ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];

    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    #if PY_MAJOR_VERSION < 3
    py_name = PyString_FromString(class_name);
    #else
    py_name = PyUnicode_FromString(class_name);
    #endif
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%s.%s is not a type object",
            module_name, class_name);
        goto bad;
    }
    if (!strict && ((PyTypeObject *)result)->tp_basicsize > (Py_ssize_t)size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility",
            module_name, class_name);
        #if PY_VERSION_HEX < 0x02050000
        if (PyErr_Warn(NULL, warning) < 0) goto bad;
        #else
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
        #endif
    }
    else if (((PyTypeObject *)result)->tp_basicsize != (Py_ssize_t)size) {
        PyErr_Format(PyExc_ValueError,
            "%s.%s has the wrong size, try recompiling",
            module_name, class_name);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

#ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;

    #if PY_MAJOR_VERSION < 3
    py_name = PyString_FromString(name);
    #else
    py_name = PyUnicode_FromString(name);
    #endif
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

static void* __Pyx_GetVtable(PyObject *dict) {
    void* ptr;
    PyObject *ob = PyMapping_GetItemString(dict, (char *)"__pyx_vtable__");
    if (!ob)
        goto bad;
#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0)
    ptr = PyCapsule_GetPointer(ob, 0);
#else
    ptr = PyCObject_AsVoidPtr(ob);
#endif
    if (!ptr && !PyErr_Occurred())
        PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type");
    Py_DECREF(ob);
    return ptr;
bad:
    Py_XDECREF(ob);
    return NULL;
}

static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0)
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItemString(dict, "__pyx_vtable__", ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

#ifndef __PYX_HAVE_RT_ImportFunction
#define __PYX_HAVE_RT_ImportFunction
static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;

    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, funcname);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%s does not export expected C function %s",
                PyModule_GetName(module), funcname);
        goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0)
    if (!PyCapsule_IsValid(cobj, sig)) {
        PyErr_Format(PyExc_TypeError,
            "C function %s.%s has wrong signature (expected %s, got %s)",
             PyModule_GetName(module), funcname, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    tmp.p = PyCapsule_GetPointer(cobj, sig);
#else
    {const char *desc, *s1, *s2;
    desc = (const char *)PyCObject_GetDesc(cobj);
    if (!desc)
        goto bad;
    s1 = desc; s2 = sig;
    while (*s1 != '\0' && *s1 == *s2) { s1++; s2++; }
    if (*s1 != *s2) {
        PyErr_Format(PyExc_TypeError,
            "C function %s.%s has wrong signature (expected %s, got %s)",
             PyModule_GetName(module), funcname, sig, desc);
        goto bad;
    }
    tmp.p = PyCObject_AsVoidPtr(cobj);}
#endif
    *f = tmp.fp;
    if (!(*f))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

#include "compile.h"
#include "frameobject.h"
#include "traceback.h"

static void __Pyx_AddTraceback(const char *funcname, int __pyx_clineno,
                               int __pyx_lineno, const char *__pyx_filename) {
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    PyObject *py_globals = 0;
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;

    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(__pyx_filename);
    #else
    py_srcfile = PyUnicode_FromString(__pyx_filename);
    #endif
    if (!py_srcfile) goto bad;
    if (__pyx_clineno) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_globals = PyModule_GetDict(__pyx_m);
    if (!py_globals) goto bad;
    py_code = PyCode_New(
        0,            /*int argcount,*/
        #if PY_MAJOR_VERSION >= 3
        0,            /*int kwonlyargcount,*/
        #endif
        0,            /*int nlocals,*/
        0,            /*int stacksize,*/
        0,            /*int flags,*/
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple,  /*PyObject *consts,*/
        __pyx_empty_tuple,  /*PyObject *names,*/
        __pyx_empty_tuple,  /*PyObject *varnames,*/
        __pyx_empty_tuple,  /*PyObject *freevars,*/
        __pyx_empty_tuple,  /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        __pyx_lineno,   /*int firstlineno,*/
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    if (!py_code) goto bad;
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        py_globals,          /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    py_frame->f_lineno = __pyx_lineno;
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else  /* Python 3+ has unicode identifiers */
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        ++t;
    }
    return 0;
}

/* Type Conversion Functions */

static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}

static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
  PyNumberMethods *m;
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_VERSION_HEX < 0x03000000
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return Py_INCREF(x), x;
  m = Py_TYPE(x)->tp_as_number;
#if PY_VERSION_HEX < 0x03000000
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
#else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
#endif
  if (res) {
#if PY_VERSION_HEX < 0x03000000
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%s__ returned non-%s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}

static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject* x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}

static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
#if PY_VERSION_HEX < 0x02050000
   if (ival <= LONG_MAX)
       return PyInt_FromLong((long)ival);
   else {
       unsigned char *bytes = (unsigned char *) &ival;
       int one = 1; int little = (int)*(unsigned char*)&one;
       return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0);
   }
#else
   return PyInt_FromSize_t(ival);
#endif
}

static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) {
   unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x);
   if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) {
       return (size_t)-1;
   } else if (unlikely(val != (unsigned PY_LONG_LONG)(size_t)val)) {
       PyErr_SetString(PyExc_OverflowError,
                       "value too large to convert to size_t");
       return (size_t)-1;
   }
   return (size_t)val;
}


#endif /* Py_PYTHON_H */
