这是一种方法,虽然看上去很繁琐,但可以对任何给定的.h文件作为输入自动进行:
步骤1.将所需的所有常数都放入一个文件中,例如
bulletdefs.h,该文件中带有,
#defines但带有下划线。例如:
#define _ACTIVE_TAG 1#define _ISLAND_SLEEPING 2#define _WANTS_DEACTIVATION 3#define _DISABLE_DEACTIVATION 4#define _DISABLE_SIMULATION 5
步骤2.将一段插入模块的pyx文件中,例如
bullet.pyx:
cdef extern from "bulletdefs.h": cdef int _ACTIVE_TAG cdef int _ISLAND_SLEEPING cdef int _WANTS_DEACTIVATION cdef int _DISABLE_DEACTIVATION cdef int _DISABLE_SIMULATIONACTIVE_TAG = _ACTIVE_TAGISLAND_SLEEPING = _ISLAND_SLEEPINGWANTS_DEACTIVATION = _WANTS_DEACTIVATIONDISABLE_DEACTIVATION = _DISABLE_DEACTIVATIONDISABLE_SIMULATION = _DISABLE_SIMULATION
然后,在编译模块时,您将获得预期的效果:
Python 2.7.1+ (r271:86832, Apr 11 2011, 18:05:24) [GCC 4.5.2] on linux2Type "help", "copyright", "credits" or "license" for more information.>>> import bullet>>> bullet.ACTIVE_TAG1>>> bullet.DISABLE_SIMULATION5>>>
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