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#ifndef EGLCURRENT_INCLUDED
#define EGLCURRENT_INCLUDED
#include "egltypedefs.h"
#define _EGL_API_NUM_INDICES \
(EGL_OPENGL_API - EGL_OPENGL_ES_API + 2) /* idx 0 is for EGL_NONE */
/**
* Per-thread info
*/
struct _egl_thread_info
{
EGLint LastError;
_EGLContext *CurrentContexts[_EGL_API_NUM_INDICES];
/* use index for fast access to current context */
EGLint CurrentAPIIndex;
};
extern EGLBoolean
_eglInitCurrent(void);
extern void
_eglFiniCurrent(void);
/**
* Return true if a client API enum can be converted to an index.
*/
static INLINE EGLBoolean
_eglIsApiValid(EGLenum api)
{
return ((api >= EGL_OPENGL_ES_API && api <= EGL_OPENGL_API) ||
api == EGL_NONE);
}
/**
* Convert a client API enum to an index, for use by thread info.
* The client API enum is assumed to be valid.
*/
static INLINE EGLint
_eglConvertApiToIndex(EGLenum api)
{
return (api != EGL_NONE) ? api - EGL_OPENGL_ES_API + 1 : 0;
}
/**
* Convert an index, used by thread info, to a client API enum.
* The index is assumed to be valid.
*/
static INLINE EGLenum
_eglConvertApiFromIndex(EGLint idx)
{
return (idx) ? EGL_OPENGL_ES_API + idx - 1 : EGL_NONE;
}
extern _EGLThreadInfo *
_eglGetCurrentThread(void);
extern void
_eglDestroyCurrentThread(void);
extern EGLBoolean
_eglIsCurrentThreadDummy(void);
extern _EGLContext *
_eglGetCurrentContext(void);
extern _EGLDisplay *
_eglGetCurrentDisplay(void);
extern _EGLSurface *
_eglGetCurrentSurface(EGLint readdraw);
extern EGLBoolean
_eglError(EGLint errCode, const char *msg);
#endif /* EGLCURRENT_INCLUDED */
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