/* Generated by Cython 0.19.1 on Sun Aug 04 15:59:48 2013 */

#define PY_SSIZE_T_CLEAN
#ifndef CYTHON_USE_PYLONG_INTERNALS
#ifdef PYLONG_BITS_IN_DIGIT
#define CYTHON_USE_PYLONG_INTERNALS 0
#else
#include "pyconfig.h"
#ifdef PYLONG_BITS_IN_DIGIT
#define CYTHON_USE_PYLONG_INTERNALS 1
#else
#define CYTHON_USE_PYLONG_INTERNALS 0
#endif
#endif
#endif
#include "Python.h"
#ifndef Py_PYTHON_H
    #error Python headers needed to compile C extensions, please install development version of Python.
#elif PY_VERSION_HEX < 0x02040000
    #error Cython requires Python 2.4+.
#else
#include <stddef.h> /* For offsetof */
#ifndef offsetof
#define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
#endif
#if !defined(WIN32) && !defined(MS_WINDOWS)
  #ifndef __stdcall
    #define __stdcall
  #endif
  #ifndef __cdecl
    #define __cdecl
  #endif
  #ifndef __fastcall
    #define __fastcall
  #endif
#endif
#ifndef DL_IMPORT
  #define DL_IMPORT(t) t
#endif
#ifndef DL_EXPORT
  #define DL_EXPORT(t) t
#endif
#ifndef PY_LONG_LONG
  #define PY_LONG_LONG LONG_LONG
#endif
#ifndef Py_HUGE_VAL
  #define Py_HUGE_VAL HUGE_VAL
#endif
#ifdef PYPY_VERSION
#define CYTHON_COMPILING_IN_PYPY 1
#define CYTHON_COMPILING_IN_CPYTHON 0
#else
#define CYTHON_COMPILING_IN_PYPY 0
#define CYTHON_COMPILING_IN_CPYTHON 1
#endif
#if PY_VERSION_HEX < 0x02050000
  typedef int Py_ssize_t;
  #define PY_SSIZE_T_MAX INT_MAX
  #define PY_SSIZE_T_MIN INT_MIN
  #define PY_FORMAT_SIZE_T ""
  #define CYTHON_FORMAT_SSIZE_T ""
  #define PyInt_FromSsize_t(z) PyInt_FromLong(z)
  #define PyInt_AsSsize_t(o)   __Pyx_PyInt_AsInt(o)
  #define PyNumber_Index(o)    ((PyNumber_Check(o) && !PyFloat_Check(o)) ? PyNumber_Int(o) : \
                                (PyErr_Format(PyExc_TypeError, \
                                              "expected index value, got %.200s", Py_TYPE(o)->tp_name), \
                                 (PyObject*)0))
  #define __Pyx_PyIndex_Check(o) (PyNumber_Check(o) && !PyFloat_Check(o) && \
                                  !PyComplex_Check(o))
  #define PyIndex_Check __Pyx_PyIndex_Check
  #define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message)
  #define __PYX_BUILD_PY_SSIZE_T "i"
#else
  #define __PYX_BUILD_PY_SSIZE_T "n"
  #define CYTHON_FORMAT_SSIZE_T "z"
  #define __Pyx_PyIndex_Check PyIndex_Check
#endif
#if PY_VERSION_HEX < 0x02060000
  #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt)
  #define Py_TYPE(ob)   (((PyObject*)(ob))->ob_type)
  #define Py_SIZE(ob)   (((PyVarObject*)(ob))->ob_size)
  #define PyVarObject_HEAD_INIT(type, size) \
          PyObject_HEAD_INIT(type) size,
  #define PyType_Modified(t)
  typedef struct {
     void *buf;
     PyObject *obj;
     Py_ssize_t len;
     Py_ssize_t itemsize;
     int readonly;
     int ndim;
     char *format;
     Py_ssize_t *shape;
     Py_ssize_t *strides;
     Py_ssize_t *suboffsets;
     void *internal;
  } Py_buffer;
  #define PyBUF_SIMPLE 0
  #define PyBUF_WRITABLE 0x0001
  #define PyBUF_FORMAT 0x0004
  #define PyBUF_ND 0x0008
  #define PyBUF_STRIDES (0x0010 | PyBUF_ND)
  #define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES)
  #define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
  #define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
  #define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
  #define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_FORMAT | PyBUF_WRITABLE)
  #define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_FORMAT | PyBUF_WRITABLE)
  typedef int (*getbufferproc)(PyObject *, Py_buffer *, int);
  typedef void (*releasebufferproc)(PyObject *, Py_buffer *);
#endif
#if PY_MAJOR_VERSION < 3
  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
          PyCode_New(a, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
#else
  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
#endif
#if PY_MAJOR_VERSION < 3 && PY_MINOR_VERSION < 6
  #define PyUnicode_FromString(s) PyUnicode_Decode(s, strlen(s), "UTF-8", "strict")
#endif
#if PY_MAJOR_VERSION >= 3
  #define Py_TPFLAGS_CHECKTYPES 0
  #define Py_TPFLAGS_HAVE_INDEX 0
#endif
#if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3)
  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
#endif
#if PY_VERSION_HEX < 0x02060000
  #define Py_TPFLAGS_HAVE_VERSION_TAG 0
#endif
#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
  #define CYTHON_PEP393_ENABLED 1
  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ? \
                                              0 : _PyUnicode_Ready((PyObject *)(op)))
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
#else
  #define CYTHON_PEP393_ENABLED 0
  #define __Pyx_PyUnicode_READY(op)       (0)
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
  #define __Pyx_PyUnicode_READ(k, d, i)   ((k=k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBaseString_Type            PyUnicode_Type
  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#endif
#if PY_VERSION_HEX < 0x02060000
  #define PyBytesObject                PyStringObject
  #define PyBytes_Type                 PyString_Type
  #define PyBytes_Check                PyString_Check
  #define PyBytes_CheckExact           PyString_CheckExact
  #define PyBytes_FromString           PyString_FromString
  #define PyBytes_FromStringAndSize    PyString_FromStringAndSize
  #define PyBytes_FromFormat           PyString_FromFormat
  #define PyBytes_DecodeEscape         PyString_DecodeEscape
  #define PyBytes_AsString             PyString_AsString
  #define PyBytes_AsStringAndSize      PyString_AsStringAndSize
  #define PyBytes_Size                 PyString_Size
  #define PyBytes_AS_STRING            PyString_AS_STRING
  #define PyBytes_GET_SIZE             PyString_GET_SIZE
  #define PyBytes_Repr                 PyString_Repr
  #define PyBytes_Concat               PyString_Concat
  #define PyBytes_ConcatAndDel         PyString_ConcatAndDel
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj) || \
                                         PyString_Check(obj) || PyUnicode_Check(obj))
  #define __Pyx_PyBaseString_CheckExact(obj) (Py_TYPE(obj) == &PyBaseString_Type)
#endif
#if PY_VERSION_HEX < 0x02060000
  #define PySet_Check(obj)             PyObject_TypeCheck(obj, &PySet_Type)
  #define PyFrozenSet_Check(obj)       PyObject_TypeCheck(obj, &PyFrozenSet_Type)
#endif
#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
#endif
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_VERSION_HEX < 0x03020000
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300)
  #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b)
  #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value)
  #define __Pyx_PySequence_DelSlice(obj, a, b) PySequence_DelSlice(obj, a, b)
#else
  #define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0)))
  #define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1)))
  #define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1)))
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
#endif
#if PY_VERSION_HEX < 0x02050000
  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),((char *)(n)))
  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a))
  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),((char *)(n)))
#else
  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),(n))
  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a))
  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),(n))
#endif
#if PY_VERSION_HEX < 0x02050000
  #define __Pyx_NAMESTR(n) ((char *)(n))
  #define __Pyx_DOCSTR(n)  ((char *)(n))
#else
  #define __Pyx_NAMESTR(n) (n)
  #define __Pyx_DOCSTR(n)  (n)
#endif
#ifndef CYTHON_INLINE
  #if defined(__GNUC__)
    #define CYTHON_INLINE __inline__
  #elif defined(_MSC_VER)
    #define CYTHON_INLINE __inline
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_INLINE inline
  #else
    #define CYTHON_INLINE
  #endif
#endif
#ifndef CYTHON_RESTRICT
  #if defined(__GNUC__)
    #define CYTHON_RESTRICT __restrict__
  #elif defined(_MSC_VER)
    #define CYTHON_RESTRICT __restrict
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_RESTRICT restrict
  #else
    #define CYTHON_RESTRICT
  #endif
#endif
#ifdef NAN
#define __PYX_NAN() ((float) NAN)
#else
static CYTHON_INLINE float __PYX_NAN() {
  /* Initialize NaN. The sign is irrelevant, an exponent with all bits 1 and
   a nonzero mantissa means NaN. If the first bit in the mantissa is 1, it is
   a quiet NaN. */
  float value;
  memset(&value, 0xFF, sizeof(value));
  return value;
}
#endif


#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#else
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
#endif

#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#if defined(WIN32) || defined(MS_WINDOWS)
#define _USE_MATH_DEFINES
#endif
#include <math.h>
#define __PYX_HAVE__kivy__graphics__shader
#define __PYX_HAVE_API__kivy__graphics__shader
#include "gl_redirect.h"
#include "math.h"
#include "stdlib.h"
#include "string.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif

#ifndef CYTHON_UNUSED
# if defined(__GNUC__)
#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
#     define CYTHON_UNUSED __attribute__ ((__unused__))
#   else
#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define CYTHON_UNUSED
# endif
#endif
typedef struct {PyObject **p; char *s; const Py_ssize_t n; const char* encoding;
                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
#define __PYX_DEFAULT_STRING_ENCODING "utf8"
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(char*);
#if PY_MAJOR_VERSION < 3
    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#else
    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
#endif
#define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromUString(s)  __Pyx_PyObject_FromString((char*)s)
#define __Pyx_PyBytes_FromUString(s)   __Pyx_PyBytes_FromString((char*)s)
#define __Pyx_PyStr_FromUString(s)     __Pyx_PyStr_FromString((char*)s)
#define __Pyx_PyUnicode_FromUString(s) __Pyx_PyUnicode_FromString((char*)s)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return u_end - u - 1;
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*);
#if CYTHON_COMPILING_IN_CPYTHON
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params() {
    PyObject* sys = NULL;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    sys = PyImport_ImportModule("sys");
    if (sys == NULL) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    if (default_encoding == NULL) goto bad;
    if (strcmp(PyBytes_AsString(default_encoding), "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        const char* default_encoding_c = PyBytes_AS_STRING(default_encoding);
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (ascii_chars_u == NULL) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (ascii_chars_b == NULL || strncmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
    }
    Py_XDECREF(sys);
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return 0;
bad:
    Py_XDECREF(sys);
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params() {
    PyObject* sys = NULL;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (sys == NULL) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    if (default_encoding == NULL) goto bad;
    default_encoding_c = PyBytes_AS_STRING(default_encoding);
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(sys);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(sys);
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


#ifdef __GNUC__
  /* Test for GCC > 2.95 */
  #if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
    #define likely(x)   __builtin_expect(!!(x), 1)
    #define unlikely(x) __builtin_expect(!!(x), 0)
  #else /* __GNUC__ > 2 ... */
    #define likely(x)   (x)
    #define unlikely(x) (x)
  #endif /* __GNUC__ > 2 ... */
#else /* __GNUC__ */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */

static PyObject *__pyx_m;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;


static const char *__pyx_f[] = {
  "shader.pyx",
  "transformation.pxd",
  "vertex.pxd",
  "buffer.pxd",
  "vbo.pxd",
  "texture.pxd",
  "context_instructions.pxd",
  "compiler.pxd",
  "_event.pxd",
  "instructions.pxd",
  "fbo.pxd",
  "context.pxd",
};

/*--- Type declarations ---*/
struct __pyx_obj_4kivy_6_event_ObjectWithUid;
struct __pyx_obj_4kivy_8graphics_12instructions_Instruction;
struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction;
struct __pyx_obj_4kivy_8graphics_20context_instructions_UpdateNormalMatrix;
struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup;
struct __pyx_obj_4kivy_8graphics_12instructions_CanvasBase;
struct __pyx_obj_4kivy_8graphics_12instructions_Canvas;
struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext;
struct __pyx_obj_4kivy_8graphics_3fbo_Fbo;
struct __pyx_obj_4kivy_8graphics_7context_Context;
struct __pyx_obj_4kivy_8graphics_20context_instructions_MatrixInstruction;
struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform;
struct __pyx_obj_4kivy_8graphics_20context_instructions_Rotate;
struct __pyx_obj_4kivy_8graphics_20context_instructions_LoadIdentity;
struct __pyx_obj_4kivy_8graphics_20context_instructions_LineWidth;
struct __pyx_obj_4kivy_8graphics_12instructions_VertexInstruction;
struct __pyx_obj_4kivy_8graphics_20context_instructions_Scale;
struct __pyx_obj_4kivy_8graphics_20context_instructions_PopMatrix;
struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource;
struct __pyx_obj_4kivy_8graphics_20context_instructions_PushMatrix;
struct __pyx_obj_4kivy_8graphics_7texture_Texture;
struct __pyx_obj_4kivy_8graphics_7texture_TextureRegion;
struct __pyx_obj_4kivy_8graphics_3vbo_VBO;
struct __pyx_obj_4kivy_8graphics_20context_instructions_ChangeState;
struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat;
struct __pyx_obj_4kivy_8graphics_20context_instructions_PopState;
struct __pyx_obj_4kivy_8graphics_20context_instructions_Translate;
struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch;
struct __pyx_obj_4kivy_6_event_EventDispatcher;
struct __pyx_obj_4kivy_8graphics_6shader_Shader;
struct __pyx_obj_4kivy_8graphics_20context_instructions_BindTexture;
struct __pyx_obj_4kivy_8graphics_6buffer_Buffer;
struct __pyx_obj_4kivy_8graphics_12instructions_Callback;
struct __pyx_obj_4kivy_8graphics_14transformation_Matrix;
struct __pyx_obj_4kivy_8graphics_20context_instructions_ApplyContextMatrix;
struct __pyx_obj_4kivy_8graphics_20context_instructions_Color;
struct __pyx_obj_4kivy_8graphics_8compiler_GraphicsCompiler;
struct __pyx_obj_4kivy_8graphics_20context_instructions_PushState;
struct __pyx_opt_args_4kivy_8graphics_14transformation_6Matrix_transform_point;

/* "transformation.pxd":1
 * ctypedef double matrix_t[16]             # <<<<<<<<<<<<<<
 * 
 * cdef class Matrix:
 */
typedef double __pyx_t_4kivy_8graphics_14transformation_matrix_t[16];

/* "transformation.pxd":34
 *     cpdef Matrix normal_matrix(self)
 * 
 *     cpdef tuple transform_point(Matrix self, double x, double y, double z,             # <<<<<<<<<<<<<<
 *             t=?)
 * 
 */
struct __pyx_opt_args_4kivy_8graphics_14transformation_6Matrix_transform_point {
  int __pyx_n;
  PyObject *t;
};
struct __pyx_t_4kivy_8graphics_6vertex_vertex_t;
struct __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t;
typedef struct __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t;

/* "vertex.pxd":3
 * from c_opengl cimport GLuint
 * 
 * cdef struct vertex_t:             # <<<<<<<<<<<<<<
 *     float x, y
 *     float s0, t0
 */
struct __pyx_t_4kivy_8graphics_6vertex_vertex_t {
  float x;
  float y;
  float s0;
  float t0;
};

/* "vertex.pxd":7
 *     float s0, t0
 * 
 * ctypedef struct vertex_attr_t:             # <<<<<<<<<<<<<<
 *     char *name
 *     unsigned int index
 */
struct __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t {
  char *name;
  unsigned int index;
  unsigned int size;
  GLuint type;
  unsigned int bytesize;
  int per_vertex;
};
struct __pyx_opt_args_4kivy_8graphics_12instructions_11Instruction_flag_update;
struct __pyx_opt_args_4kivy_8graphics_12instructions_13RenderContext_set_state;

/* "kivy\graphics\instructions.pxd":29
 * 
 *     cdef void apply(self)
 *     cdef void flag_update(self, int do_parent=?)             # <<<<<<<<<<<<<<
 *     cdef void flag_update_done(self)
 *     cdef void set_parent(self, Instruction parent)
 */
struct __pyx_opt_args_4kivy_8graphics_12instructions_11Instruction_flag_update {
  int __pyx_n;
  int do_parent;
};

/* "kivy\graphics\instructions.pxd":107
 * 
 *     cdef void set_texture(self, int index, Texture texture)
 *     cdef void set_state(self, str name, value, int apply_now=?)             # <<<<<<<<<<<<<<
 *     cdef get_state(self, str name)
 *     cdef void set_states(self, dict states)
 */
struct __pyx_opt_args_4kivy_8graphics_12instructions_13RenderContext_set_state {
  int __pyx_n;
  int apply_now;
};
struct __pyx_opt_args_4kivy_8graphics_3fbo_3Fbo_raise_exception;

/* "kivy\graphics\fbo.pxd":25
 *     cdef void delete_fbo(self)
 *     cdef void apply(self)
 *     cdef void raise_exception(self, str message, int status=?)             # <<<<<<<<<<<<<<
 *     cdef str resolve_status(self, int status)
 *     cdef void reload(self)
 */
struct __pyx_opt_args_4kivy_8graphics_3fbo_3Fbo_raise_exception {
  int __pyx_n;
  int status;
};
struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_vertex;
struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_fragment;

/* "kivy\graphics\shader.pxd":34
 *     cdef int get_uniform_loc(self, str name)
 *     cdef void build(self)
 *     cdef void build_vertex(self, int link=*)             # <<<<<<<<<<<<<<
 *     cdef void build_fragment(self, int link=*)
 *     cdef void link_program(self)
 */
struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_vertex {
  int __pyx_n;
  int link;
};

/* "kivy\graphics\shader.pxd":35
 *     cdef void build(self)
 *     cdef void build_vertex(self, int link=*)
 *     cdef void build_fragment(self, int link=*)             # <<<<<<<<<<<<<<
 *     cdef void link_program(self)
 *     cdef int is_linked(self)
 */
struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_fragment {
  int __pyx_n;
  int link;
};

/* "kivy\_event.pxd":1
 * cdef class ObjectWithUid(object):             # <<<<<<<<<<<<<<
 *     cdef readonly int uid
 * 
 */
struct __pyx_obj_4kivy_6_event_ObjectWithUid {
  PyObject_HEAD
  int uid;
};

struct __pyx_obj_4kivy_8graphics_12instructions_Instruction {
  struct __pyx_obj_4kivy_6_event_ObjectWithUid __pyx_base;
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction *__pyx_vtab;
  int flags;
  PyObject *group;
  struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *parent;
  PyObject *__weakref__;
  PyObject *__pyx___proxy_ref;
};


/* "kivy\graphics\instructions.pxd":3
 * cdef class Instruction
 * cdef class InstructionGroup
 * cdef class ContextInstruction             # <<<<<<<<<<<<<<
 * cdef class VertexInstruction
 * cdef class CanvasBase
 */
struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction {
  struct __pyx_obj_4kivy_8graphics_12instructions_Instruction __pyx_base;
  PyObject *context_state;
  PyObject *context_push;
  PyObject *context_pop;
};


/* "context_instructions.pxd":45
 *     cdef void apply(self)
 * 
 * cdef class UpdateNormalMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_UpdateNormalMatrix {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "kivy\graphics\instructions.pxd":2
 * cdef class Instruction
 * cdef class InstructionGroup             # <<<<<<<<<<<<<<
 * cdef class ContextInstruction
 * cdef class VertexInstruction
 */
struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup {
  struct __pyx_obj_4kivy_8graphics_12instructions_Instruction __pyx_base;
  PyObject *children;
  struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *compiled_children;
  struct __pyx_obj_4kivy_8graphics_8compiler_GraphicsCompiler *compiler;
};


/* "kivy\graphics\instructions.pxd":5
 * cdef class ContextInstruction
 * cdef class VertexInstruction
 * cdef class CanvasBase             # <<<<<<<<<<<<<<
 * cdef class Canvas
 * cdef class RenderContext
 */
struct __pyx_obj_4kivy_8graphics_12instructions_CanvasBase {
  struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup __pyx_base;
};


/* "kivy\graphics\instructions.pxd":6
 * cdef class VertexInstruction
 * cdef class CanvasBase
 * cdef class Canvas             # <<<<<<<<<<<<<<
 * cdef class RenderContext
 * 
 */
struct __pyx_obj_4kivy_8graphics_12instructions_Canvas {
  struct __pyx_obj_4kivy_8graphics_12instructions_CanvasBase __pyx_base;
  float _opacity;
  struct __pyx_obj_4kivy_8graphics_12instructions_CanvasBase *_before;
  struct __pyx_obj_4kivy_8graphics_12instructions_CanvasBase *_after;
};


/* "kivy\graphics\instructions.pxd":7
 * cdef class CanvasBase
 * cdef class Canvas
 * cdef class RenderContext             # <<<<<<<<<<<<<<
 * 
 * from vbo cimport *
 */
struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext {
  struct __pyx_obj_4kivy_8graphics_12instructions_Canvas __pyx_base;
  struct __pyx_obj_4kivy_8graphics_6shader_Shader *_shader;
  PyObject *state_stacks;
  struct __pyx_obj_4kivy_8graphics_7texture_Texture *default_texture;
  PyObject *bind_texture;
  int _use_parent_projection;
  int _use_parent_modelview;
};


/* "kivy\graphics\fbo.pxd":5
 * from texture cimport Texture
 * 
 * cdef class Fbo(RenderContext):             # <<<<<<<<<<<<<<
 *     cdef int _width
 *     cdef int _height
 */
struct __pyx_obj_4kivy_8graphics_3fbo_Fbo {
  struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext __pyx_base;
  int _width;
  int _height;
  int _depthbuffer_attached;
  int _push_viewport;
  float _clear_color[4];
  GLuint buffer_id;
  GLuint depthbuffer_id;
  GLint _viewport[4];
  struct __pyx_obj_4kivy_8graphics_7texture_Texture *_texture;
  int _is_bound;
  PyObject *observers;
};


/* "kivy\graphics\context.pxd":7
 * from kivy.graphics.fbo cimport Fbo
 * 
 * cdef class Context:             # <<<<<<<<<<<<<<
 *     cdef list observers
 *     cdef list observers_before
 */
struct __pyx_obj_4kivy_8graphics_7context_Context {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_7context_Context *__pyx_vtab;
  PyObject *observers;
  PyObject *observers_before;
  PyObject *l_texture;
  PyObject *l_canvas;
  PyObject *l_vbo;
  PyObject *l_vertexbatch;
  PyObject *l_shader;
  PyObject *l_fbo;
  PyObject *lr_texture;
  PyObject *lr_canvas;
  PyObject *lr_vbo;
  PyObject *lr_fbo_rb;
  PyObject *lr_fbo_fb;
  PyObject *trigger_gl_dealloc;
};


/* "context_instructions.pxd":48
 *     cdef void apply(self)
 * 
 * cdef class MatrixInstruction(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef object _stack
 *     cdef Matrix _matrix
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_MatrixInstruction {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  PyObject *_stack;
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *_matrix;
};


/* "context_instructions.pxd":53
 *     cdef void apply(self)
 * 
 * cdef class Transform(MatrixInstruction):             # <<<<<<<<<<<<<<
 *     cpdef transform(self, Matrix trans)
 *     cpdef translate(self, float tx, float ty, float tz)
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform {
  struct __pyx_obj_4kivy_8graphics_20context_instructions_MatrixInstruction __pyx_base;
};


/* "context_instructions.pxd":60
 *     cpdef identity(self)
 * 
 * cdef class Rotate(Transform):             # <<<<<<<<<<<<<<
 *     cdef float _angle
 *     cdef tuple _axis
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_Rotate {
  struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  float _angle;
  PyObject *_axis;
  PyObject *_origin;
};


/* "context_instructions.pxd":31
 * 
 * 
 * cdef class LoadIdentity(ContextInstruction):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_LoadIdentity {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "context_instructions.pxd":1
 * cdef class LineWidth             # <<<<<<<<<<<<<<
 * cdef class Color
 * cdef class BindTexture
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_LineWidth {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "kivy\graphics\instructions.pxd":4
 * cdef class InstructionGroup
 * cdef class ContextInstruction
 * cdef class VertexInstruction             # <<<<<<<<<<<<<<
 * cdef class CanvasBase
 * cdef class Canvas
 */
struct __pyx_obj_4kivy_8graphics_12instructions_VertexInstruction {
  struct __pyx_obj_4kivy_8graphics_12instructions_Instruction __pyx_base;
  struct __pyx_obj_4kivy_8graphics_20context_instructions_BindTexture *texture_binding;
  struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *batch;
  PyObject *_tex_coords;
};


/* "context_instructions.pxd":67
 *     cdef void compute(self)
 * 
 * cdef class Scale(Transform):             # <<<<<<<<<<<<<<
 *     cdef float _x, _y, _z
 *     cdef void apply(self)
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_Scale {
  struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  float _x;
  float _y;
  float _z;
};


/* "context_instructions.pxd":37
 *     cdef void apply(self)
 * 
 * cdef class PopMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_PopMatrix {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "kivy\graphics\shader.pxd":5
 * from vertex cimport VertexFormat
 * 
 * cdef class ShaderSource:             # <<<<<<<<<<<<<<
 *     cdef int shader
 *     cdef int shadertype
 */
struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_6shader_ShaderSource *__pyx_vtab;
  int shader;
  int shadertype;
};


/* "context_instructions.pxd":34
 *     pass
 * 
 * cdef class PushMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_PushMatrix {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "texture.pxd":3
 * from c_opengl cimport GLuint
 * 
 * cdef class Texture:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 *     cdef unsigned int flags
 */
struct __pyx_obj_4kivy_8graphics_7texture_Texture {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_7texture_Texture *__pyx_vtab;
  PyObject *__weakref__;
  unsigned int flags;
  PyObject *_source;
  float _tex_coords[8];
  int _width;
  int _height;
  GLuint _target;
  GLuint _id;
  int _mipmap;
  PyObject *_wrap;
  PyObject *_min_filter;
  PyObject *_mag_filter;
  int _rectangle;
  PyObject *_colorfmt;
  PyObject *_bufferfmt;
  float _uvx;
  float _uvy;
  float _uvw;
  float _uvh;
  int _is_allocated;
  int _nofree;
  PyObject *observers;
  PyObject *_proxyimage;
  PyObject *_callback;
};


/* "texture.pxd":42
 *     cpdef bind(self)
 * 
 * cdef class TextureRegion(Texture):             # <<<<<<<<<<<<<<
 *     cdef int x
 *     cdef int y
 */
struct __pyx_obj_4kivy_8graphics_7texture_TextureRegion {
  struct __pyx_obj_4kivy_8graphics_7texture_Texture __pyx_base;
  int x;
  int y;
  struct __pyx_obj_4kivy_8graphics_7texture_Texture *owner;
};


/* "vbo.pxd":7
 * cdef VertexFormat default_vertex
 * 
 * cdef class VBO:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 * 
 */
struct __pyx_obj_4kivy_8graphics_3vbo_VBO {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VBO *__pyx_vtab;
  PyObject *__weakref__;
  GLuint id;
  int usage;
  int target;
  __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t *format;
  int format_count;
  int format_size;
  struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *data;
  short flags;
  int vbo_size;
  struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat *vertex_format;
};


/* "context_instructions.pxd":12
 *     pass
 * 
 * cdef class ChangeState(ContextInstruction):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_ChangeState {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "vertex.pxd":15
 *     int per_vertex
 * 
 * cdef class VertexFormat:             # <<<<<<<<<<<<<<
 *     cdef vertex_attr_t *vattr
 *     cdef int vattr_count
 */
struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat {
  PyObject_HEAD
  __pyx_t_4kivy_8graphics_6vertex_vertex_attr_t *vattr;
  int vattr_count;
  unsigned int vsize;
  unsigned int vbytesize;
  PyObject *last_shader;
};

struct __pyx_obj_4kivy_8graphics_20context_instructions_PopState {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "context_instructions.pxd":72
 *     cdef set_scale(self, double x, double y, double z)
 * 
 * cdef class Translate(Transform):             # <<<<<<<<<<<<<<
 *     cdef double _x, _y, _z
 *     cdef void apply(self)
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_Translate {
  struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  double _x;
  double _y;
  double _z;
};


/* "vbo.pxd":31
 * 
 * 
 * cdef class VertexBatch:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 * 
 */
struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VertexBatch *__pyx_vtab;
  PyObject *__weakref__;
  struct __pyx_obj_4kivy_8graphics_3vbo_VBO *vbo;
  struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *elements;
  struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *vbo_index;
  GLuint mode;
  PyObject *mode_str;
  GLuint id;
  int usage;
  short flags;
  int elements_size;
};


/* "kivy\_event.pxd":4
 *     cdef readonly int uid
 * 
 * cdef class EventDispatcher(ObjectWithUid):             # <<<<<<<<<<<<<<
 *     cdef dict __event_stack
 *     cdef dict __properties
 */
struct __pyx_obj_4kivy_6_event_EventDispatcher {
  struct __pyx_obj_4kivy_6_event_ObjectWithUid __pyx_base;
  struct __pyx_vtabstruct_4kivy_6_event_EventDispatcher *__pyx_vtab;
  PyObject *__pyx___event_stack;
  PyObject *__pyx___properties;
  PyObject *__pyx___storage;
  PyObject *__weakref__;
};


/* "kivy\graphics\shader.pxd":13
 *     cdef int is_compiled(self)
 * 
 * cdef class Shader:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 * 
 */
struct __pyx_obj_4kivy_8graphics_6shader_Shader {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_6shader_Shader *__pyx_vtab;
  PyObject *__weakref__;
  int _success;
  struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat *_current_vertex_format;
  int program;
  struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *vertex_shader;
  struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *fragment_shader;
  PyObject *_source;
  PyObject *vert_src;
  PyObject *frag_src;
  PyObject *uniform_locations;
  PyObject *uniform_values;
};


/* "context_instructions.pxd":3
 * cdef class LineWidth
 * cdef class Color
 * cdef class BindTexture             # <<<<<<<<<<<<<<
 * 
 * from transformation cimport Matrix
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_BindTexture {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  int _index;
  PyObject *_source;
  struct __pyx_obj_4kivy_8graphics_7texture_Texture *_texture;
};


/* "buffer.pxd":1
 * cdef class Buffer:             # <<<<<<<<<<<<<<
 *     cdef void *data
 *     cdef int *l_free
 */
struct __pyx_obj_4kivy_8graphics_6buffer_Buffer {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_6buffer_Buffer *__pyx_vtab;
  void *data;
  int *l_free;
  int i_free;
  int block_size;
  int block_count;
};


/* "kivy\graphics\instructions.pxd":72
 *     cdef void build(self)
 * 
 * cdef class Callback(Instruction):             # <<<<<<<<<<<<<<
 *     cdef Shader _shader
 *     cdef object func
 */
struct __pyx_obj_4kivy_8graphics_12instructions_Callback {
  struct __pyx_obj_4kivy_8graphics_12instructions_Instruction __pyx_base;
  struct __pyx_obj_4kivy_8graphics_6shader_Shader *_shader;
  PyObject *func;
  int _reset_context;
};


/* "transformation.pxd":3
 * ctypedef double matrix_t[16]
 * 
 * cdef class Matrix:             # <<<<<<<<<<<<<<
 *     cdef matrix_t mat
 * 
 */
struct __pyx_obj_4kivy_8graphics_14transformation_Matrix {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_14transformation_Matrix *__pyx_vtab;
  __pyx_t_4kivy_8graphics_14transformation_matrix_t mat;
};


/* "context_instructions.pxd":40
 *     cdef void apply(self)
 * 
 * cdef class ApplyContextMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef object _target_stack
 *     cdef object _source_stack
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_ApplyContextMatrix {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  PyObject *_target_stack;
  PyObject *_source_stack;
};


/* "context_instructions.pxd":2
 * cdef class LineWidth
 * cdef class Color             # <<<<<<<<<<<<<<
 * cdef class BindTexture
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_Color {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};


/* "compiler.pxd":1
 * cdef class GraphicsCompiler             # <<<<<<<<<<<<<<
 * 
 * from instructions cimport InstructionGroup
 */
struct __pyx_obj_4kivy_8graphics_8compiler_GraphicsCompiler {
  PyObject_HEAD
  struct __pyx_vtabstruct_4kivy_8graphics_8compiler_GraphicsCompiler *__pyx_vtab;
};


/* "context_instructions.pxd":9
 * from texture cimport Texture
 * 
 * cdef class PushState(ContextInstruction):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_4kivy_8graphics_20context_instructions_PushState {
  struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
};



/* "kivy\graphics\instructions.pxd":1
 * cdef class Instruction             # <<<<<<<<<<<<<<
 * cdef class InstructionGroup
 * cdef class ContextInstruction
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction {
  void (*apply)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *);
  void (*flag_update)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, struct __pyx_opt_args_4kivy_8graphics_12instructions_11Instruction_flag_update *__pyx_optional_args);
  void (*flag_update_done)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *);
  void (*set_parent)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *);
  void (*reload)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *);
  void (*radd)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *);
  void (*rinsert)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, int);
  void (*rremove)(struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction *__pyx_vtabptr_4kivy_8graphics_12instructions_Instruction;


/* "kivy\graphics\instructions.pxd":3
 * cdef class Instruction
 * cdef class InstructionGroup
 * cdef class ContextInstruction             # <<<<<<<<<<<<<<
 * cdef class VertexInstruction
 * cdef class CanvasBase
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction __pyx_base;
  struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *(*get_context)(struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction *);
  void (*set_state)(struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction *, PyObject *, PyObject *);
  void (*push_state)(struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction *, PyObject *);
  void (*pop_state)(struct __pyx_obj_4kivy_8graphics_12instructions_ContextInstruction *, PyObject *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction *__pyx_vtabptr_4kivy_8graphics_12instructions_ContextInstruction;


/* "context_instructions.pxd":45
 *     cdef void apply(self)
 * 
 * cdef class UpdateNormalMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_UpdateNormalMatrix {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_UpdateNormalMatrix *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_UpdateNormalMatrix *__pyx_vtabptr_4kivy_8graphics_20context_instructions_UpdateNormalMatrix;


/* "context_instructions.pxd":34
 *     pass
 * 
 * cdef class PushMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_PushMatrix {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_PushMatrix *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_PushMatrix *__pyx_vtabptr_4kivy_8graphics_20context_instructions_PushMatrix;


/* "context_instructions.pxd":48
 *     cdef void apply(self)
 * 
 * cdef class MatrixInstruction(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef object _stack
 *     cdef Matrix _matrix
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_MatrixInstruction {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_MatrixInstruction *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_MatrixInstruction *__pyx_vtabptr_4kivy_8graphics_20context_instructions_MatrixInstruction;


/* "context_instructions.pxd":53
 *     cdef void apply(self)
 * 
 * cdef class Transform(MatrixInstruction):             # <<<<<<<<<<<<<<
 *     cpdef transform(self, Matrix trans)
 *     cpdef translate(self, float tx, float ty, float tz)
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Transform {
  struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_MatrixInstruction __pyx_base;
  PyObject *(*transform)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform *, struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  PyObject *(*translate)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform *, float, float, float, int __pyx_skip_dispatch);
  PyObject *(*rotate)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform *, float, float, float, float, int __pyx_skip_dispatch);
  PyObject *(*scale)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform *, float, int __pyx_skip_dispatch);
  PyObject *(*identity)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Transform *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Transform *__pyx_vtabptr_4kivy_8graphics_20context_instructions_Transform;


/* "context_instructions.pxd":72
 *     cdef set_scale(self, double x, double y, double z)
 * 
 * cdef class Translate(Transform):             # <<<<<<<<<<<<<<
 *     cdef double _x, _y, _z
 *     cdef void apply(self)
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Translate {
  struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  PyObject *(*set_translate)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Translate *, double, double, double);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Translate *__pyx_vtabptr_4kivy_8graphics_20context_instructions_Translate;


/* "vbo.pxd":31
 * 
 * 
 * cdef class VertexBatch:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VertexBatch {
  void (*clear_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  void (*set_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *, void *, int, unsigned short *, int);
  void (*append_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *, void *, int, unsigned short *, int);
  void (*draw)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  void (*set_mode)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *, PyObject *);
  PyObject *(*get_mode)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  int (*count)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  void (*reload)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  int (*have_id)(struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VertexBatch *__pyx_vtabptr_4kivy_8graphics_3vbo_VertexBatch;


/* "kivy\graphics\instructions.pxd":2
 * cdef class Instruction
 * cdef class InstructionGroup             # <<<<<<<<<<<<<<
 * cdef class ContextInstruction
 * cdef class VertexInstruction
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_InstructionGroup {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction __pyx_base;
  void (*build)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *);
  PyObject *(*add)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, int __pyx_skip_dispatch);
  PyObject *(*insert)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, int, struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, int __pyx_skip_dispatch);
  PyObject *(*remove)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, struct __pyx_obj_4kivy_8graphics_12instructions_Instruction *, int __pyx_skip_dispatch);
  PyObject *(*clear)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, int __pyx_skip_dispatch);
  PyObject *(*remove_group)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, PyObject *, int __pyx_skip_dispatch);
  PyObject *(*get_group)(struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *, PyObject *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_InstructionGroup *__pyx_vtabptr_4kivy_8graphics_12instructions_InstructionGroup;


/* "kivy\graphics\instructions.pxd":5
 * cdef class ContextInstruction
 * cdef class VertexInstruction
 * cdef class CanvasBase             # <<<<<<<<<<<<<<
 * cdef class Canvas
 * cdef class RenderContext
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_CanvasBase {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_InstructionGroup __pyx_base;
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_CanvasBase *__pyx_vtabptr_4kivy_8graphics_12instructions_CanvasBase;


/* "kivy\graphics\instructions.pxd":6
 * cdef class VertexInstruction
 * cdef class CanvasBase
 * cdef class Canvas             # <<<<<<<<<<<<<<
 * cdef class RenderContext
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Canvas {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_CanvasBase __pyx_base;
  PyObject *(*draw)(struct __pyx_obj_4kivy_8graphics_12instructions_Canvas *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Canvas *__pyx_vtabptr_4kivy_8graphics_12instructions_Canvas;


/* "kivy\graphics\instructions.pxd":4
 * cdef class InstructionGroup
 * cdef class ContextInstruction
 * cdef class VertexInstruction             # <<<<<<<<<<<<<<
 * cdef class CanvasBase
 * cdef class Canvas
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_VertexInstruction {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction __pyx_base;
  void (*build)(struct __pyx_obj_4kivy_8graphics_12instructions_VertexInstruction *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_VertexInstruction *__pyx_vtabptr_4kivy_8graphics_12instructions_VertexInstruction;


/* "context_instructions.pxd":40
 *     cdef void apply(self)
 * 
 * cdef class ApplyContextMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef object _target_stack
 *     cdef object _source_stack
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_ApplyContextMatrix {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_ApplyContextMatrix *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_ApplyContextMatrix *__pyx_vtabptr_4kivy_8graphics_20context_instructions_ApplyContextMatrix;


/* "context_instructions.pxd":3
 * cdef class LineWidth
 * cdef class Color
 * cdef class BindTexture             # <<<<<<<<<<<<<<
 * 
 * from transformation cimport Matrix
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_BindTexture {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_BindTexture *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_BindTexture *__pyx_vtabptr_4kivy_8graphics_20context_instructions_BindTexture;


/* "context_instructions.pxd":1
 * cdef class LineWidth             # <<<<<<<<<<<<<<
 * cdef class Color
 * cdef class BindTexture
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_LineWidth {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_LineWidth *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_LineWidth *__pyx_vtabptr_4kivy_8graphics_20context_instructions_LineWidth;


/* "kivy\graphics\shader.pyx":150
 * 
 * 
 * cdef class Shader:             # <<<<<<<<<<<<<<
 *     '''Create a vertex or fragment shader
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_6shader_Shader {
  void (*use)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*stop)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*set_uniform)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, PyObject *, PyObject *);
  void (*upload_uniform)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, PyObject *, PyObject *);
  void (*upload_uniform_matrix)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, int, struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *);
  int (*get_uniform_loc)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, PyObject *);
  void (*build)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*build_vertex)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_vertex *__pyx_optional_args);
  void (*build_fragment)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, struct __pyx_opt_args_4kivy_8graphics_6shader_6Shader_build_fragment *__pyx_optional_args);
  void (*link_program)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  int (*is_linked)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *(*compile_shader)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, char *, int);
  PyObject *(*get_program_log)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, PyObject *);
  void (*process_message)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, PyObject *, PyObject *);
  void (*reload)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*bind_vertex_format)(struct __pyx_obj_4kivy_8graphics_6shader_Shader *, struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_6shader_Shader *__pyx_vtabptr_4kivy_8graphics_6shader_Shader;


/* "kivy\graphics\instructions.pxd":7
 * cdef class CanvasBase
 * cdef class Canvas
 * cdef class RenderContext             # <<<<<<<<<<<<<<
 * 
 * from vbo cimport *
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_RenderContext {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Canvas __pyx_base;
  void (*set_texture)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, int, struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*set_state)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *, PyObject *, struct __pyx_opt_args_4kivy_8graphics_12instructions_13RenderContext_set_state *__pyx_optional_args);
  PyObject *(*get_state)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*set_states)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*push_state)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*push_states)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*pop_state)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*pop_states)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *, PyObject *);
  void (*enter)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *);
  void (*leave)(struct __pyx_obj_4kivy_8graphics_12instructions_RenderContext *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_RenderContext *__pyx_vtabptr_4kivy_8graphics_12instructions_RenderContext;


/* "transformation.pxd":3
 * ctypedef double matrix_t[16]
 * 
 * cdef class Matrix:             # <<<<<<<<<<<<<<
 *     cdef matrix_t mat
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_14transformation_Matrix {
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*identity)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*inverse)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*transpose)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*multiply)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*scale)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*translate)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*rotate)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, double, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*view_clip)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, double, double, double, int, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*perspective)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, double, int __pyx_skip_dispatch);
  PyObject *(*look_at)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, double, double, double, double, double, double, int __pyx_skip_dispatch);
  struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *(*normal_matrix)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, int __pyx_skip_dispatch);
  PyObject *(*transform_point)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, int __pyx_skip_dispatch, struct __pyx_opt_args_4kivy_8graphics_14transformation_6Matrix_transform_point *__pyx_optional_args);
  PyObject *(*project)(struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, struct __pyx_obj_4kivy_8graphics_14transformation_Matrix *, double, double, double, double, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_8graphics_14transformation_Matrix *__pyx_vtabptr_4kivy_8graphics_14transformation_Matrix;


/* "vbo.pxd":7
 * cdef VertexFormat default_vertex
 * 
 * cdef class VBO:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VBO {
  void (*update_buffer)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  void (*bind)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  void (*unbind)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  void (*add_vertex_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *, void *, unsigned short *, int);
  void (*update_vertex_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *, int, void *, int);
  void (*remove_vertex_data)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *, unsigned short *, int);
  void (*reload)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  int (*have_id)(struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_3vbo_VBO *__pyx_vtabptr_4kivy_8graphics_3vbo_VBO;


/* "context_instructions.pxd":60
 *     cpdef identity(self)
 * 
 * cdef class Rotate(Transform):             # <<<<<<<<<<<<<<
 *     cdef float _angle
 *     cdef tuple _axis
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Rotate {
  struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  void (*compute)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Rotate *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Rotate *__pyx_vtabptr_4kivy_8graphics_20context_instructions_Rotate;


/* "texture.pxd":3
 * from c_opengl cimport GLuint
 * 
 * cdef class Texture:             # <<<<<<<<<<<<<<
 *     cdef object __weakref__
 *     cdef unsigned int flags
 */

struct __pyx_vtabstruct_4kivy_8graphics_7texture_Texture {
  void (*update_tex_coords)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*set_min_filter)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, PyObject *);
  void (*set_mag_filter)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, PyObject *);
  void (*set_wrap)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, PyObject *);
  void (*reload)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*_reload_propagate)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*allocate)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  PyObject *(*flip_vertical)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, int __pyx_skip_dispatch);
  PyObject *(*get_region)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, PyObject *, PyObject *, PyObject *, PyObject *, int __pyx_skip_dispatch);
  PyObject *(*bind)(struct __pyx_obj_4kivy_8graphics_7texture_Texture *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_8graphics_7texture_Texture *__pyx_vtabptr_4kivy_8graphics_7texture_Texture;


/* "texture.pxd":42
 *     cpdef bind(self)
 * 
 * cdef class TextureRegion(Texture):             # <<<<<<<<<<<<<<
 *     cdef int x
 *     cdef int y
 */

struct __pyx_vtabstruct_4kivy_8graphics_7texture_TextureRegion {
  struct __pyx_vtabstruct_4kivy_8graphics_7texture_Texture __pyx_base;
};
static struct __pyx_vtabstruct_4kivy_8graphics_7texture_TextureRegion *__pyx_vtabptr_4kivy_8graphics_7texture_TextureRegion;


/* "context_instructions.pxd":37
 *     cdef void apply(self)
 * 
 * cdef class PopMatrix(ContextInstruction):             # <<<<<<<<<<<<<<
 *     cdef void apply(self)
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_PopMatrix {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_PopMatrix *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_PopMatrix *__pyx_vtabptr_4kivy_8graphics_20context_instructions_PopMatrix;


/* "kivy\graphics\instructions.pxd":72
 *     cdef void build(self)
 * 
 * cdef class Callback(Instruction):             # <<<<<<<<<<<<<<
 *     cdef Shader _shader
 *     cdef object func
 */

struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Callback {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Instruction __pyx_base;
  void (*enter)(struct __pyx_obj_4kivy_8graphics_12instructions_Callback *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_12instructions_Callback *__pyx_vtabptr_4kivy_8graphics_12instructions_Callback;


/* "kivy\_event.pxd":4
 *     cdef readonly int uid
 * 
 * cdef class EventDispatcher(ObjectWithUid):             # <<<<<<<<<<<<<<
 *     cdef dict __event_stack
 *     cdef dict __properties
 */

struct __pyx_vtabstruct_4kivy_6_event_EventDispatcher {
  PyObject *(*properties)(struct __pyx_obj_4kivy_6_event_EventDispatcher *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_4kivy_6_event_EventDispatcher *__pyx_vtabptr_4kivy_6_event_EventDispatcher;


/* "kivy\graphics\fbo.pxd":5
 * from texture cimport Texture
 * 
 * cdef class Fbo(RenderContext):             # <<<<<<<<<<<<<<
 *     cdef int _width
 *     cdef int _height
 */

struct __pyx_vtabstruct_4kivy_8graphics_3fbo_Fbo {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_RenderContext __pyx_base;
  PyObject *(*clear_buffer)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *, int __pyx_skip_dispatch);
  PyObject *(*bind)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *, int __pyx_skip_dispatch);
  PyObject *(*release)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *, int __pyx_skip_dispatch);
  void (*create_fbo)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *);
  void (*delete_fbo)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *);
  void (*raise_exception)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *, PyObject *, struct __pyx_opt_args_4kivy_8graphics_3fbo_3Fbo_raise_exception *__pyx_optional_args);
  PyObject *(*resolve_status)(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *, int);
};
static struct __pyx_vtabstruct_4kivy_8graphics_3fbo_Fbo *__pyx_vtabptr_4kivy_8graphics_3fbo_Fbo;


/* "compiler.pxd":1
 * cdef class GraphicsCompiler             # <<<<<<<<<<<<<<
 * 
 * from instructions cimport InstructionGroup
 */

struct __pyx_vtabstruct_4kivy_8graphics_8compiler_GraphicsCompiler {
  struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *(*compile)(struct __pyx_obj_4kivy_8graphics_8compiler_GraphicsCompiler *, struct __pyx_obj_4kivy_8graphics_12instructions_InstructionGroup *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_8compiler_GraphicsCompiler *__pyx_vtabptr_4kivy_8graphics_8compiler_GraphicsCompiler;


/* "context_instructions.pxd":2
 * cdef class LineWidth
 * cdef class Color             # <<<<<<<<<<<<<<
 * cdef class BindTexture
 * 
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Color {
  struct __pyx_vtabstruct_4kivy_8graphics_12instructions_ContextInstruction __pyx_base;
  void (*apply)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Color *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Color *__pyx_vtabptr_4kivy_8graphics_20context_instructions_Color;


/* "kivy\graphics\context.pxd":7
 * from kivy.graphics.fbo cimport Fbo
 * 
 * cdef class Context:             # <<<<<<<<<<<<<<
 *     cdef list observers
 *     cdef list observers_before
 */

struct __pyx_vtabstruct_4kivy_8graphics_7context_Context {
  void (*register_texture)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*register_canvas)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_12instructions_Canvas *);
  void (*register_vbo)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  void (*register_vertexbatch)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  void (*register_shader)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*register_fbo)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *);
  void (*dealloc_texture)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_7texture_Texture *);
  void (*dealloc_vbo)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3vbo_VBO *);
  void (*dealloc_vertexbatch)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3vbo_VertexBatch *);
  void (*dealloc_shader)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_6shader_Shader *);
  void (*dealloc_fbo)(struct __pyx_obj_4kivy_8graphics_7context_Context *, struct __pyx_obj_4kivy_8graphics_3fbo_Fbo *);
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};
static struct __pyx_vtabstruct_4kivy_8graphics_7context_Context *__pyx_vtabptr_4kivy_8graphics_7context_Context;


/* "context_instructions.pxd":67
 *     cdef void compute(self)
 * 
 * cdef class Scale(Transform):             # <<<<<<<<<<<<<<
 *     cdef float _x, _y, _z
 *     cdef void apply(self)
 */

struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Scale {
  struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Transform __pyx_base;
  PyObject *(*set_scale)(struct __pyx_obj_4kivy_8graphics_20context_instructions_Scale *, double, double, double);
};
static struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_Scale *__pyx_vtabptr_4kivy_8graphics_20context_instructions_Scale;


/* "buffer.pxd":1
 * cdef class Buffer:             # <<<<<<<<<<<<<<
 *     cdef void *data
 *     cdef int *l_free
 */

struct __pyx_vtabstruct_4kivy_8graphics_6buffer_Buffer {
  void (*clear)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *);
  void (*grow)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *, int);
  void (*add)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *, void *, unsigned short *, int);
  void (*remove)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *, unsigned short *, int);
  int (*count)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *);
  int (*size)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *);
  void *(*pointer)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *);
  void *(*offset_pointer)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *, int);
  void (*update)(struct __pyx_obj_4kivy_8graphics_6buffer_Buffer *, int, void *, int);
};
static struct __pyx_vtabstruct_4kivy_8graphics_6buffer_Buffer *__pyx_vtabptr_4kivy_8graphics_6buffer_Buffer;


/* "kivy\graphics\shader.pyx":91
 * 
 * 
 * cdef class ShaderSource:             # <<<<<<<<<<<<<<
 * 
 *     def __cinit__(self, shadertype):
 */

struct __pyx_vtabstruct_4kivy_8graphics_6shader_ShaderSource {
  PyObject *(*set_source)(struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *, char *);
  PyObject *(*get_shader_log)(struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *, int);
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  int (*is_compiled)(struct __pyx_obj_4kivy_8graphics_6shader_ShaderSource *);
};
static struct __pyx_vtabstruct_4kivy_8graphics_6shader_ShaderSource *__pyx_vtabptr_4kivy_8graphics_6shader_ShaderSource;
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static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name); /*proto*/

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static void __Pyx_WriteUnraisable(const char *name, int clineno,
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static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
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static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
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static CYTHON_INLINE int __Pyx_PyDict_Contains(PyObject* item, PyObject* dict, int eq) {
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/* Module declarations from 'kivy.graphics.c_opengl' */

/* Module declarations from 'kivy.graphics.transformation' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_14transformation_Matrix = 0;

/* Module declarations from 'kivy.graphics.vertex' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_6vertex_VertexFormat = 0;

/* Module declarations from 'kivy.graphics.buffer' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_6buffer_Buffer = 0;

/* Module declarations from 'kivy.graphics.vbo' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_3vbo_VBO = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_3vbo_VertexBatch = 0;
static struct __pyx_obj_4kivy_8graphics_6vertex_VertexFormat **__pyx_vp_4kivy_8graphics_3vbo_default_vertex = 0;
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/* Module declarations from 'kivy.graphics.texture' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_7texture_Texture = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_7texture_TextureRegion = 0;

/* Module declarations from 'kivy.graphics.context_instructions' */
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static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_Color = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_BindTexture = 0;
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static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_PopState = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_LoadIdentity = 0;
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static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_PopMatrix = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_ApplyContextMatrix = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_UpdateNormalMatrix = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_MatrixInstruction = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_Transform = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_Rotate = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_Scale = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_20context_instructions_Translate = 0;

/* Module declarations from 'kivy.graphics.compiler' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_8compiler_GraphicsCompiler = 0;

/* Module declarations from 'kivy._event' */
static PyTypeObject *__pyx_ptype_4kivy_6_event_ObjectWithUid = 0;
static PyTypeObject *__pyx_ptype_4kivy_6_event_EventDispatcher = 0;

/* Module declarations from 'kivy.graphics.instructions' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_Instruction = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_InstructionGroup = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_ContextInstruction = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_VertexInstruction = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_CanvasBase = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_Canvas = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_RenderContext = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_12instructions_Callback = 0;

/* Module declarations from 'kivy.graphics.fbo' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_3fbo_Fbo = 0;

/* Module declarations from 'kivy.graphics.context' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_7context_Context = 0;
static struct __pyx_obj_4kivy_8graphics_7context_Context *(*__pyx_f_4kivy_8graphics_7context_get_context)(int __pyx_skip_dispatch); /*proto*/

/* Module declarations from 'kivy.graphics.shader' */
static PyTypeObject *__pyx_ptype_4kivy_8graphics_6shader_ShaderSource = 0;
static PyTypeObject *__pyx_ptype_4kivy_8graphics_6shader_Shader = 0;
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static int __pyx_pf_4kivy_8graphics_6shader_6Shader___cinit__(struct __pyx_obj_4kivy_8graphics_6shader_Shader *__pyx_v_self); /* proto */
static int __pyx_pf_4kivy_8graphics_6shader_6Shader_2__init__(struct __pyx_obj_4kivy_8graphics_6shader_Shader *__pyx_v_self, PyObject *__pyx_v_vs, PyObject *__pyx_v_fs, PyObject *__pyx_v_source); /* proto */
static void __pyx_pf_4kivy_8graphics_6shader_6Shader_4__dealloc__(struct __pyx_obj_4kivy_8graphics_6shader_Shader *__pyx_v_self); /* proto */
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static int __pyx_pf_4kivy_8graphics_6shader_6Shader_2vs_2__set__(struct __pyx_obj_4kivy_8graphics_6shader_Shader *__pyx_v_self, PyObject *__pyx_v_source); /* proto */
static PyObject *__pyx_pf_4kivy_8graphics_6shader_6Shader_2fs___get__(struct __pyx_obj_4kivy_8graphics_6shader_Shader *__pyx_v_self); /* proto */
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  __pyx_ptype_4kivy_8graphics_20context_instructions_PushState = __Pyx_ImportType("kivy.graphics.context_instructions", "PushState", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_PushState), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_PushState)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_20context_instructions_PopState = __Pyx_ImportType("kivy.graphics.context_instructions", "PopState", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_PopState), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_PopState)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_20context_instructions_PushMatrix = __Pyx_ImportType("kivy.graphics.context_instructions", "PushMatrix", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_PushMatrix), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_PushMatrix)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 34; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_20context_instructions_PopMatrix = __Pyx_ImportType("kivy.graphics.context_instructions", "PopMatrix", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_PopMatrix), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_PopMatrix)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_vtabptr_4kivy_8graphics_20context_instructions_PopMatrix = (struct __pyx_vtabstruct_4kivy_8graphics_20context_instructions_PopMatrix*)__Pyx_GetVtable(__pyx_ptype_4kivy_8graphics_20context_instructions_PopMatrix->tp_dict); if (unlikely(!__pyx_vtabptr_4kivy_8graphics_20context_instructions_PopMatrix)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 37; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_4kivy_8graphics_20context_instructions_ApplyContextMatrix = __Pyx_ImportType("kivy.graphics.context_instructions", "ApplyContextMatrix", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_ApplyContextMatrix), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_ApplyContextMatrix)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 40; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_20context_instructions_UpdateNormalMatrix = __Pyx_ImportType("kivy.graphics.context_instructions", "UpdateNormalMatrix", sizeof(struct __pyx_obj_4kivy_8graphics_20context_instructions_UpdateNormalMatrix), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_20context_instructions_UpdateNormalMatrix)) {__pyx_filename = __pyx_f[6]; __pyx_lineno = 45; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_12instructions_Canvas = __Pyx_ImportType("kivy.graphics.instructions", "Canvas", sizeof(struct __pyx_obj_4kivy_8graphics_12instructions_Canvas), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_12instructions_Canvas)) {__pyx_filename = __pyx_f[9]; __pyx_lineno = 6; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_3fbo_Fbo = __Pyx_ImportType("kivy.graphics.fbo", "Fbo", sizeof(struct __pyx_obj_4kivy_8graphics_3fbo_Fbo), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_3fbo_Fbo)) {__pyx_filename = __pyx_f[10]; __pyx_lineno = 5; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_ptype_4kivy_8graphics_7context_Context = __Pyx_ImportType("kivy.graphics.context", "Context", sizeof(struct __pyx_obj_4kivy_8graphics_7context_Context), 1); if (unlikely(!__pyx_ptype_4kivy_8graphics_7context_Context)) {__pyx_filename = __pyx_f[11]; __pyx_lineno = 7; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  if (__Pyx_ImportFunction(__pyx_t_2, "get_context", (void (**)(void))&__pyx_f_4kivy_8graphics_7context_get_context, "struct __pyx_obj_4kivy_8graphics_7context_Context *(int __pyx_skip_dispatch)") < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "kivy\graphics\shader.pyx":60
 * '''
 * 
 * __all__ = ('Shader', )             # <<<<<<<<<<<<<<
 * 
 * include "config.pxi"
 */
  if (PyDict_SetItem(__pyx_d, __pyx_n_s____all__, ((PyObject *)__pyx_k_tuple_28)) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 60; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

  /* "c:\Users\tito\Desktop\Kivy-dev\kivy\Kivy-1.7.2-w32\Kivy-1.7.2\kivy\graphics\common.pxi":11
 *     ctypedef char* const_char_ptr "const char*"
 * 
 * cdef double pi = PI             # <<<<<<<<<<<<<<
 * cdef extern from "math.h":
 *     double cos(double) nogil
 */
  __pyx_v_4kivy_8graphics_6shader_pi = 3.141592653589793;

  /* "kivy\graphics\shader.pyx":65
 * include "common.pxi"
 * 
 * from os.path import join             # <<<<<<<<<<<<<<
 * from kivy.graphics.c_opengl cimport *
 * IF USE_OPENGL_DEBUG == 1:
 */
  __pyx_t_3 = PyList_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 65; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  if (PyDict_SetItem(__pyx_d, __pyx_n_s__join, __pyx_t_3) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 65; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;

  /* "kivy\graphics\shader.pyx":72
 * from kivy.graphics.transformation cimport Matrix
 * from kivy.graphics.context cimport get_context
 * from kivy.logger import Logger             # <<<<<<<<<<<<<<
 * from kivy.cache import Cache
 * from kivy import kivy_shader_dir
 */
  __pyx_t_4 = PyList_New(1); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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}

static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED 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 CYTHON_INLINE int __Pyx_CheckKeywordStrings(
    PyObject *kwdict,
    const char* function_name,
    int kw_allowed)
{
    PyObject* key = 0;
    Py_ssize_t pos = 0;
#if CPYTHON_COMPILING_IN_PYPY
    if (!kw_allowed && PyDict_Next(kwdict, &pos, &key, 0))
        goto invalid_keyword;
    return 1;
#else
    while (PyDict_Next(kwdict, &pos, &key, 0)) {
        #if PY_MAJOR_VERSION < 3
        if (unlikely(!PyString_CheckExact(key)) && unlikely(!PyString_Check(key)))
        #endif
            if (unlikely(!PyUnicode_Check(key)))
                goto invalid_keyword_type;
    }
    if ((!kw_allowed) && unlikely(key))
        goto invalid_keyword;
    return 1;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%s() keywords must be strings", function_name);
    return 0;
#endif
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%s() got an unexpected keyword argument '%s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
    return 0;
}

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 int __Pyx_IterFinish(void) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    PyObject* exc_type = tstate->curexc_type;
    if (unlikely(exc_type)) {
        if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) {
            PyObject *exc_value, *exc_tb;
            exc_value = tstate->curexc_value;
            exc_tb = tstate->curexc_traceback;
            tstate->curexc_type = 0;
            tstate->curexc_value = 0;
            tstate->curexc_traceback = 0;
            Py_DECREF(exc_type);
            Py_XDECREF(exc_value);
            Py_XDECREF(exc_tb);
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#else
    if (unlikely(PyErr_Occurred())) {
        if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
            PyErr_Clear();
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#endif
}

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

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

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 int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
    if (unlikely(retval)) {
        Py_DECREF(retval);
        __Pyx_RaiseTooManyValuesError(expected);
        return -1;
    } else {
        return __Pyx_IterFinish();
    }
    return 0;
}

static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
                                             int is_tuple, int has_known_size, int decref_tuple) {
    Py_ssize_t index;
    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
    if (!is_tuple && unlikely(!PyTuple_Check(tuple))) {
        iternextfunc iternext;
        iter = PyObject_GetIter(tuple);
        if (unlikely(!iter)) goto bad;
        if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
        iternext = Py_TYPE(iter)->tp_iternext;
        value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
        value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
        if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
        Py_DECREF(iter);
    } else {
        if (!has_known_size && unlikely(PyTuple_GET_SIZE(tuple) != 2)) {
            __Pyx_UnpackTupleError(tuple, 2);
            goto bad;
        }
#if CYTHON_COMPILING_IN_PYPY
        value1 = PySequence_ITEM(tuple, 0);
        if (unlikely(!value1)) goto bad;
        value2 = PySequence_ITEM(tuple, 1);
        if (unlikely(!value2)) goto bad;
#else
        value1 = PyTuple_GET_ITEM(tuple, 0);
        value2 = PyTuple_GET_ITEM(tuple, 1);
        Py_INCREF(value1);
        Py_INCREF(value2);
#endif
        if (decref_tuple) { Py_DECREF(tuple); }
    }
    *pvalue1 = value1;
    *pvalue2 = value2;
    return 0;
unpacking_failed:
    if (!has_known_size && __Pyx_IterFinish() == 0)
        __Pyx_RaiseNeedMoreValuesError(index);
bad:
    Py_XDECREF(iter);
    Py_XDECREF(value1);
    Py_XDECREF(value2);
    if (decref_tuple) { Py_XDECREF(tuple); }
    return -1;
}

static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
    *p_source_is_dict = is_dict;
#if !CYTHON_COMPILING_IN_PYPY
    if (is_dict) {
        *p_orig_length = PyDict_Size(iterable);
        Py_INCREF(iterable);
        return iterable;
    }
#endif
    *p_orig_length = 0;
    if (method_name) {
        PyObject* iter;
        iterable = __Pyx_PyObject_CallMethod0(iterable, method_name);
        if (!iterable)
            return NULL;
#if !CYTHON_COMPILING_IN_PYPY
        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
            return iterable;
#endif
        iter = PyObject_GetIter(iterable);
        Py_DECREF(iterable);
        return iter;
    }
    return PyObject_GetIter(iterable);
}
static CYTHON_INLINE int __Pyx_dict_iter_next(PyObject* iter_obj, Py_ssize_t orig_length, Py_ssize_t* ppos,
                                              PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
    PyObject* next_item;
#if !CYTHON_COMPILING_IN_PYPY
    if (source_is_dict) {
        PyObject *key, *value;
        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
            return -1;
        }
        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
            return 0;
        }
        if (pitem) {
            PyObject* tuple = PyTuple_New(2);
            if (unlikely(!tuple)) {
                return -1;
            }
            Py_INCREF(key);
            Py_INCREF(value);
            PyTuple_SET_ITEM(tuple, 0, key);
            PyTuple_SET_ITEM(tuple, 1, value);
            *pitem = tuple;
        } else {
            if (pkey) {
                Py_INCREF(key);
                *pkey = key;
            }
            if (pvalue) {
                Py_INCREF(value);
                *pvalue = value;
            }
        }
        return 1;
    } else if (PyTuple_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyTuple_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else if (PyList_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyList_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else
#endif
    {
        next_item = PyIter_Next(iter_obj);
        if (unlikely(!next_item)) {
            return __Pyx_IterFinish();
        }
    }
    if (pitem) {
        *pitem = next_item;
    } else if (pkey && pvalue) {
        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
            return -1;
    } else if (pkey) {
        *pkey = next_item;
    } else {
        *pvalue = next_item;
    }
    return 1;
}

static PyObject* __Pyx_PyDict_GetItemDefault(PyObject* d, PyObject* key, PyObject* default_value) {
    PyObject* value;
#if PY_MAJOR_VERSION >= 3
    value = PyDict_GetItemWithError(d, key);
    if (unlikely(!value)) {
        if (unlikely(PyErr_Occurred()))
            return NULL;
        value = default_value;
    }
    Py_INCREF(value);
#else
    if (PyString_CheckExact(key) || PyUnicode_CheckExact(key) || PyInt_CheckExact(key)) {
        value = PyDict_GetItem(d, key);
        if (unlikely(!value)) {
            value = default_value;
        }
        Py_INCREF(value);
    } else {
        if (default_value == Py_None)
            default_value = NULL;
        value = PyObject_CallMethodObjArgs(
            d, __pyx_n_s__get, key, default_value, NULL);
    }
#endif
    return value;
}

static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_Format(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(PyObject_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
    PyObject *r;
    if (!j) return NULL;
    r = PyObject_GetItem(o, j);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyList_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
        PyObject *r = PyList_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyTuple_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
        PyObject *r = PyTuple_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i,
                                                     int is_list, int wraparound, int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
        if ((!boundscheck) || (likely((n >= 0) & (n < PyList_GET_SIZE(o))))) {
            PyObject *r = PyList_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    }
    else if (PyTuple_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
        if ((!boundscheck) || likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) {
            PyObject *r = PyTuple_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (PyErr_ExceptionMatches(PyExc_OverflowError))
                        PyErr_Clear();
                    else
                        return NULL;
                }
            }
            return m->sq_item(o, i);
        }
    }
#else
    if (is_list || PySequence_Check(o)) {
        return PySequence_GetItem(o, i);
    }
#endif
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
}

#if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    #if PY_VERSION_HEX < 0x02050000
    if (PyClass_Check(type)) {
    #else
    if (PyType_Check(type)) {
    #endif
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        #if PY_VERSION_HEX < 0x02050000
        if (PyInstance_Check(type)) {
            type = (PyObject*) ((PyInstanceObject*)type)->in_class;
            Py_INCREF(type);
        } else {
            type = 0;
            PyErr_SetString(PyExc_TypeError,
                "raise: exception must be an old-style class or instance");
            goto raise_error;
        }
        #else
        type = (PyObject*) Py_TYPE(type);
        Py_INCREF(type);
        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: exception class must be a subclass of BaseException");
            goto raise_error;
        }
        #endif
    }
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else /* Python 3+ */
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *args;
        if (!value)
            args = PyTuple_New(0);
        else if (PyTuple_Check(value)) {
            Py_INCREF(value);
            args = value;
        } else
            args = PyTuple_Pack(1, value);
        if (!args)
            goto bad;
        owned_instance = PyEval_CallObject(type, args);
        Py_DECREF(args);
        if (!owned_instance)
            goto bad;
        value = owned_instance;
        if (!PyExceptionInstance_Check(value)) {
            PyErr_Format(PyExc_TypeError,
                         "calling %R should have returned an instance of "
                         "BaseException, not %R",
                         type, Py_TYPE(value));
            goto bad;
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
#if PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        } else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        } else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
        PyThreadState *tstate = PyThreadState_GET();
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_COMPILING_IN_CPYTHON
    if (unlikely(tstate->curexc_type))
#else
    if (unlikely(PyErr_Occurred()))
#endif
        goto bad;
    #if PY_MAJOR_VERSION >= 3
    if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
        goto bad;
    #endif
    Py_INCREF(local_type);
    Py_INCREF(local_value);
    Py_INCREF(local_tb);
    *type = local_type;
    *value = local_value;
    *tb = local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = local_type;
    tstate->exc_value = local_value;
    tstate->exc_traceback = local_tb;
    /* Make sure tstate is in a consistent state when we XDECREF
       these objects (DECREF may run arbitrary code). */
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(local_type, local_value, local_tb);
#endif
    return 0;
bad:
    *type = 0;
    *value = 0;
    *tb = 0;
    Py_XDECREF(local_type);
    Py_XDECREF(local_value);
    Py_XDECREF(local_tb);
    return -1;
}

static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(
        PyObject* obj, Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** _py_start, PyObject** _py_stop, PyObject** _py_slice,
        int has_cstart, int has_cstop, CYTHON_UNUSED int wraparound) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyMappingMethods* mp;
#if PY_MAJOR_VERSION < 3
    PySequenceMethods* ms = Py_TYPE(obj)->tp_as_sequence;
    if (likely(ms && ms->sq_slice)) {
        if (!has_cstart) {
            if (_py_start && (*_py_start != Py_None)) {
                cstart = __Pyx_PyIndex_AsSsize_t(*_py_start);
                if ((cstart == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstart = 0;
        }
        if (!has_cstop) {
            if (_py_stop && (*_py_stop != Py_None)) {
                cstop = __Pyx_PyIndex_AsSsize_t(*_py_stop);
                if ((cstop == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstop = PY_SSIZE_T_MAX;
        }
        if (wraparound && unlikely((cstart < 0) | (cstop < 0)) && likely(ms->sq_length)) {
            Py_ssize_t l = ms->sq_length(obj);
            if (likely(l >= 0)) {
                if (cstop < 0) {
                    cstop += l;
                    if (cstop < 0) cstop = 0;
                }
                if (cstart < 0) {
                    cstart += l;
                    if (cstart < 0) cstart = 0;
                }
            } else {
                if (PyErr_ExceptionMatches(PyExc_OverflowError))
                    PyErr_Clear();
                else
                    goto bad;
            }
        }
        return ms->sq_slice(obj, cstart, cstop);
    }
#endif
    mp = Py_TYPE(obj)->tp_as_mapping;
    if (likely(mp && mp->mp_subscript))
#endif
    {
        PyObject* result;
        PyObject *py_slice, *py_start, *py_stop;
        if (_py_slice) {
            py_slice = *_py_slice;
        } else {
            PyObject* owned_start = NULL;
            PyObject* owned_stop = NULL;
            if (_py_start) {
                py_start = *_py_start;
            } else {
                if (has_cstart) {
                    owned_start = py_start = PyInt_FromSsize_t(cstart);
                    if (unlikely(!py_start)) goto bad;
                } else
                    py_start = Py_None;
            }
            if (_py_stop) {
                py_stop = *_py_stop;
            } else {
                if (has_cstop) {
                    owned_stop = py_stop = PyInt_FromSsize_t(cstop);
                    if (unlikely(!py_stop)) {
                        Py_XDECREF(owned_start);
                        goto bad;
                    }
                } else
                    py_stop = Py_None;
            }
            py_slice = PySlice_New(py_start, py_stop, Py_None);
            Py_XDECREF(owned_start);
            Py_XDECREF(owned_stop);
            if (unlikely(!py_slice)) goto bad;
        }
#if CYTHON_COMPILING_IN_CPYTHON
        result = mp->mp_subscript(obj, py_slice);
#else
        result = PyObject_GetItem(obj, py_slice);
#endif
        if (!_py_slice) {
            Py_DECREF(py_slice);
        }
        return result;
    }
    PyErr_Format(PyExc_TypeError,
        "'%.200s' object is unsliceable", Py_TYPE(obj)->tp_name);
bad:
    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_SetItem(dict, __pyx_n_s____pyx_vtable__, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

static void* __Pyx_GetVtable(PyObject *dict) {
    void* ptr;
    PyObject *ob = PyObject_GetItem(dict, __pyx_n_s____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 PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name) {
    PyObject* value = __Pyx_PyObject_GetAttrStr(module, name);
    if (unlikely(!value) && PyErr_ExceptionMatches(PyExc_AttributeError)) {
        PyErr_Format(PyExc_ImportError,
        #if PY_MAJOR_VERSION < 3
            "cannot import name %.230s", PyString_AS_STRING(name));
        #else
            "cannot import name %S", name);
        #endif
    }
    return value;
}

static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
#else
    PyErr_GetExcInfo(type, value, tb);
#endif
}
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = type;
    tstate->exc_value = value;
    tstate->exc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(type, value, tb);
#endif
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s____import__);
    if (!py_import)
        goto bad;
    #endif
    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
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0; /* try absolute import on failure */
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            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
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
    #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:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_GLuint(GLuint val) {
    const GLuint neg_one = (GLuint)-1, const_zero = (GLuint)0;
    const int is_unsigned = const_zero < neg_one;
    if ((sizeof(GLuint) == sizeof(char))  ||
        (sizeof(GLuint) == sizeof(short))) {
        return PyInt_FromLong((long)val);
    } else if ((sizeof(GLuint) == sizeof(int)) ||
               (sizeof(GLuint) == sizeof(long))) {
        if (is_unsigned)
            return PyLong_FromUnsignedLong((unsigned long)val);
        else
            return PyInt_FromLong((long)val);
    } else if (sizeof(GLuint) == 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(GLuint),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE GLint __Pyx_PyInt_from_py_GLint(PyObject* x) {
    const GLint neg_one = (GLint)-1, const_zero = (GLint)0;
    const int is_unsigned = const_zero < neg_one;
    if (sizeof(GLint) == sizeof(char)) {
        if (is_unsigned)
            return (GLint)__Pyx_PyInt_AsUnsignedChar(x);
        else
            return (GLint)__Pyx_PyInt_AsSignedChar(x);
    } else if (sizeof(GLint) == sizeof(short)) {
        if (is_unsigned)
            return (GLint)__Pyx_PyInt_AsUnsignedShort(x);
        else
            return (GLint)__Pyx_PyInt_AsSignedShort(x);
    } else if (sizeof(GLint) == sizeof(int)) {
        if (is_unsigned)
            return (GLint)__Pyx_PyInt_AsUnsignedInt(x);
        else
            return (GLint)__Pyx_PyInt_AsSignedInt(x);
    } else if (sizeof(GLint) == sizeof(long)) {
        if (is_unsigned)
            return (GLint)__Pyx_PyInt_AsUnsignedLong(x);
        else
            return (GLint)__Pyx_PyInt_AsSignedLong(x);
    } else if (sizeof(GLint) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return (GLint)__Pyx_PyInt_AsUnsignedLongLong(x);
        else
            return (GLint)__Pyx_PyInt_AsSignedLongLong(x);
    }  else {
        #if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
        PyErr_SetString(PyExc_RuntimeError,
                        "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
        #else
        GLint val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_MAJOR_VERSION < 3
        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;
        }
        #endif
        return (GLint)-1;
    }
}

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 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 {
        #if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
        PyErr_SetString(PyExc_RuntimeError,
                        "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
        #else
        GLuint val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_MAJOR_VERSION < 3
        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;
        }
        #endif
        return (GLuint)-1;
    }
}

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);
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(unsigned long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (unsigned long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(unsigned long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(unsigned long) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(unsigned long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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;
    }
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(unsigned PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (unsigned PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(unsigned PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(unsigned PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(unsigned PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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;
    }
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(long) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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;
    }
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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;
    }
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(signed long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (signed long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(signed long)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(signed long) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(signed long) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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;
    }
}

#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
#include "longintrepr.h"
#endif
#endif
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_MAJOR_VERSION < 3
    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 CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(signed PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return (signed PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 {
#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
#if CYTHON_USE_PYLONG_INTERNALS
            if (sizeof(digit) <= sizeof(signed PY_LONG_LONG)) {
                switch (Py_SIZE(x)) {
                    case  0: return 0;
                    case  1: return +(signed PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                    case -1: return -(signed PY_LONG_LONG) ((PyLongObject*)x)->ob_digit[0];
                }
            }
#endif
#endif
            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 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_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    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

#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_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    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;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > 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 ((size_t)basicsize != 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_ImportVoidPtr
#define __PYX_HAVE_RT_ImportVoidPtr
static int __Pyx_ImportVoidPtr(PyObject *module, const char *name, void **p, const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, name);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%s does not export expected C variable %s",
                PyModule_GetName(module), name);
        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 variable %s.%s has wrong signature (expected %s, got %s)",
             PyModule_GetName(module), name, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    *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 variable %s.%s has wrong signature (expected %s, got %s)",
             PyModule_GetName(module), name, sig, desc);
        goto bad;
    }
    *p = PyCObject_AsVoidPtr(cobj);}
#endif
    if (!(*p))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

#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

static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = (start + end) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

#include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #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_code = __Pyx_PyCode_New(
        0,            /*int argcount,*/
        0,            /*int kwonlyargcount,*/
        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,*/
        py_line,      /*int firstlineno,*/
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_globals = 0;
    PyFrameObject *py_frame = 0;
    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
    }
    py_globals = PyModule_GetDict(__pyx_m);
    if (!py_globals) 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 = py_line;
    PyTraceBack_Here(py_frame);
bad:
    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;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif /*__PYX_DEFAULT_STRING_ENCODING_IS_ASCII*/
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else /* PY_VERSION_HEX < 0x03030000 */
        if (PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_DATA_SIZE(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII */
        return PyUnicode_AsUTF8AndSize(o, length);
#endif /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII */
#endif /* PY_VERSION_HEX < 0x03030000 */
    } else
#endif /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII  || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT */
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (r < 0) {
            return NULL;
        } else {
            return result;
        }
    }
}
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_MAJOR_VERSION < 3
  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_MAJOR_VERSION < 3
  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_MAJOR_VERSION < 3
    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)(size_t)val)) {
       if ((val != (unsigned PY_LONG_LONG)-1) || !PyErr_Occurred())
           PyErr_SetString(PyExc_OverflowError,
                           "value too large to convert to size_t");
       return (size_t)-1;
   }
   return (size_t)val;
}


#endif /* Py_PYTHON_H */
