#ifndef _EVAS_GL_CORE_H
#define _EVAS_GL_CORE_H
#define EVAS_GL_NO_GL_H_CHECK 1
#include "Evas_GL.h"

#ifdef EAPI
# undef EAPI
#endif

#ifdef _WIN32
# ifdef EFL_BUILD
#  ifdef DLL_EXPORT
#   define EAPI __declspec(dllexport)
#  else
#   define EAPI
#  endif
# else
#  define EAPI __declspec(dllimport)
# endif
#else
# ifdef __GNUC__
#  if __GNUC__ >= 4
#   define EAPI __attribute__ ((visibility("default")))
#  else
#   define EAPI
#  endif
# else
#  define EAPI
# endif
#endif

typedef void *EVGLNative_Display;
typedef void *EVGLNative_Window;
typedef void *EVGLNative_Surface;
typedef void *EVGLNative_Context;
typedef struct _EVGL_Engine         EVGL_Engine;
typedef struct _EVGL_Interface      EVGL_Interface;
typedef struct _EVGL_Surface        EVGL_Surface;
typedef struct _EVGL_Native_Window  EVGL_Native_Window;
typedef struct _EVGL_Context        EVGL_Context;
typedef struct _EVGL_Resource       EVGL_Resource;
typedef struct _EVGL_Cap            EVGL_Cap;
typedef struct _EVGL_Surface_Cap    EVGL_Surface_Cap;
typedef struct _EVGL_Surface_Format EVGL_Surface_Format;

EAPI void         evgl_engine_shutdown(void *eng_data);
EAPI void        *evgl_native_surface_buffer_get(EVGL_Surface *sfc, Eina_Bool *is_egl_image);
EAPI int          evgl_native_surface_yinvert_get(EVGL_Surface *sfc);
EAPI void        *evgl_current_native_context_get(EVGL_Context *ctx);
EAPI void         evas_gl_common_context_restore_set(Eina_Bool);

typedef void (*EVGL_Engine_Call)(void *eng_data);
typedef void *(*EVGL_Native_Surface_Call)(void *sfc, Eina_Bool *is_egl_image);
typedef int (*EVGL_Native_Surface_Yinvert_Call)(void *sfc);
typedef void *(*EVGL_Current_Native_Context_Get_Call)(void *ctx);

EVGL_Engine *evgl_engine_init(void *eng_data, const EVGL_Interface *efunc);

void        *evgl_surface_create(void *eng_data, Evas_GL_Config *cfg, int w, int h);
void        *evgl_pbuffer_surface_create(void *eng_data, Evas_GL_Config *cfg, int w, int h, const int *attrib_list);
int          evgl_surface_destroy(void *eng_data, EVGL_Surface *sfc);
void        *evgl_context_create(void *eng_data, EVGL_Context *share_ctx, Evas_GL_Context_Version version, void *(*native_context_get)(void *), void *(*engine_data_get)(void *));
int          evgl_context_destroy(void *eng_data, EVGL_Context *ctx);
int          evgl_make_current(void *eng_data, EVGL_Surface *sfc, EVGL_Context *ctx);

const char  *evgl_string_query(int name);
int          evgl_native_surface_get(EVGL_Surface *sfc, Evas_Native_Surface *ns);
Evas_GL_API *evgl_api_get(void *eng_data, Evas_GL_Context_Version version, Eina_Bool alloc_only);
void         evgl_safe_extension_add(const char *name, void *funcptr);
Eina_Bool    evgl_safe_extension_get(const char *name, void **pfuncptr);

int          evgl_direct_rendered(void);
void         evgl_direct_override_get(Eina_Bool *override, Eina_Bool *force_off);
void         evgl_direct_info_set(int win_w, int win_h, int rot,
                                  int img_x, int img_y, int img_w, int img_h,
                                  int clip_x, int clip_y, int clip_w, int clip_h,
                                  int render_op, void *surface);
void         evgl_direct_info_clear(void);
void         evgl_get_pixels_pre(void);
void         evgl_get_pixels_post(void);

Eina_Bool    evgl_native_surface_direct_opts_get(Evas_Native_Surface *ns,
                                                 Eina_Bool *direct_render,
                                                 Eina_Bool *client_side_rotation,
                                                 Eina_Bool *direct_override);

void         evgl_direct_partial_info_set(int pres);
void         evgl_direct_partial_info_clear(void);
void         evgl_direct_partial_render_start(void);
void         evgl_direct_partial_render_end(void);

#undef EAPI
#define EAPI

#endif //_EVAS_GL_CORE_H