72 lines
1.5 KiB
C++
72 lines
1.5 KiB
C++
#ifndef _UTILITY_H_INCLUDED
|
|
#define _UTILITY_H_INCLUDED
|
|
|
|
#include <EGL/egl.h>
|
|
#include <GLES2/gl2.h>
|
|
#include <screen/screen.h>
|
|
#include <sys/platform.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
extern EGLDisplay egl_disp;
|
|
extern EGLSurface egl_surf;
|
|
|
|
enum RENDERING_API {
|
|
GL_ES_1 = EGL_OPENGL_ES_BIT,
|
|
GL_ES_2 = EGL_OPENGL_ES2_BIT,
|
|
VG = EGL_OPENVG_BIT
|
|
};
|
|
|
|
/**
|
|
* Initializes EGL, GL and loads a default font
|
|
*
|
|
* \param libscreen context that will be used for EGL setup
|
|
* \return EXIT_SUCCESS if initialization succeeded otherwise EXIT_FAILURE
|
|
*/
|
|
int bbutil_init(screen_context_t ctx, enum RENDERING_API api);
|
|
|
|
/**
|
|
* Initializes EGL
|
|
*
|
|
* \param libscreen context that will be used for EGL setup
|
|
* \return EXIT_SUCCESS if initialization succeeded otherwise EXIT_FAILURE
|
|
*/
|
|
int bbutil_init_egl(screen_context_t ctx, enum RENDERING_API api);
|
|
|
|
/**
|
|
* Initializes GL 1.1 for simple 2D rendering. GL2 initialization will be added at a later point.
|
|
*
|
|
* \return EXIT_SUCCESS if initialization succeeded otherwise EXIT_FAILURE
|
|
*/
|
|
int bbutil_init_gl2d();
|
|
|
|
int bbutil_is_flipped();
|
|
int bbutil_get_rotation();
|
|
|
|
char *get_window_group_id();
|
|
|
|
int bbutil_rotate_screen_surface(int angle);
|
|
|
|
/**
|
|
* Terminates EGL
|
|
*/
|
|
void bbutil_terminate();
|
|
|
|
/**
|
|
* Swaps default bbutil window surface to the screen
|
|
*/
|
|
void bbutil_swap();
|
|
|
|
/**
|
|
* Clears the screen of any existing text.
|
|
* NOTE: must be called after a successful return from bbutil_init() or bbutil_init_egl() call
|
|
*/
|
|
void bbutil_clear();
|
|
|
|
#ifdef __cplusplus
|
|
};
|
|
#endif
|
|
|
|
#endif
|