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Add internal function SDL_EGL_GetVersion()

This commit is contained in:
Sylvain Becker 2019-10-18 21:47:30 +02:00
parent b060b2eadd
commit 24bee6e5e2
1 changed files with 25 additions and 36 deletions
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61
src/video/SDL_egl.c
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@ -446,29 +446,36 @@ SDL_EGL_LoadLibraryOnly(_THIS, const char *egl_path)
return 0; return 0;
} }
static void
SDL_EGL_GetVersion(_THIS) {
if (_this->egl_data->eglQueryString) {
const char *egl_version = _this->egl_data->eglQueryString(_this->egl_data->egl_display, EGL_VERSION);
if (egl_version) {
int major = 0, minor = 0;
if (SDL_sscanf(egl_version, "%d.%d", &major, &minor) == 2) {
_this->egl_data->egl_version_major = major;
_this->egl_data->egl_version_minor = minor;
} else {
SDL_LogWarn(SDL_LOG_CATEGORY_VIDEO, "Could not parse EGL version string: %s", egl_version);
}
}
}
}
int int
SDL_EGL_LoadLibrary(_THIS, const char *egl_path, NativeDisplayType native_display, EGLenum platform) SDL_EGL_LoadLibrary(_THIS, const char *egl_path, NativeDisplayType native_display, EGLenum platform)
{ {
int egl_version_major = 0, egl_version_minor = 0; int egl_version_major, egl_version_minor;
int library_load_retcode = SDL_EGL_LoadLibraryOnly(_this, egl_path); int library_load_retcode = SDL_EGL_LoadLibraryOnly(_this, egl_path);
if (library_load_retcode != 0) { if (library_load_retcode != 0) {
return library_load_retcode; return library_load_retcode;
} }
if (_this->egl_data->eglQueryString) { /* EGL 1.5 allows querying for client version with EGL_NO_DISPLAY */
/* EGL 1.5 allows querying for client version */ SDL_EGL_GetVersion(_this);
const char *egl_version = _this->egl_data->eglQueryString(EGL_NO_DISPLAY, EGL_VERSION);
if (egl_version != NULL) {
if (SDL_sscanf(egl_version, "%d.%d", &egl_version_major, &egl_version_minor) != 2) {
egl_version_major = 0;
egl_version_minor = 0;
SDL_LogWarn(SDL_LOG_CATEGORY_VIDEO, "Could not parse EGL version string: %s", egl_version);
}
}
}
_this->egl_data->egl_version_major = egl_version_major; egl_version_major = _this->egl_data->egl_version_major;
_this->egl_data->egl_version_minor = egl_version_minor; egl_version_minor = _this->egl_data->egl_version_minor;
if (egl_version_major == 1 && egl_version_minor == 5) { if (egl_version_major == 1 && egl_version_minor == 5) {
LOAD_FUNC(eglGetPlatformDisplay); LOAD_FUNC(eglGetPlatformDisplay);
@ -505,17 +512,8 @@ SDL_EGL_LoadLibrary(_THIS, const char *egl_path, NativeDisplayType native_displa
} }
#endif #endif
/* Get the EGL version */ /* Get the EGL version with a valid egl_display, for EGL <= 1.4 */
if (_this->egl_data->eglQueryString && _this->egl_data->egl_version_major == 0 && _this->egl_data->egl_version_major == 0) { SDL_EGL_GetVersion(_this);
const char *egl_version = _this->egl_data->eglQueryString(_this->egl_data->egl_display, EGL_VERSION);
int major = 0, minor = 0;
if (egl_version != NULL) {
if (SDL_sscanf(egl_version, "%d.%d", &major, &minor) == 2) {
_this->egl_data->egl_version_major = major;
_this->egl_data->egl_version_minor = minor;
}
}
}
_this->egl_data->is_offscreen = 0; _this->egl_data->is_offscreen = 0;
@ -602,17 +600,8 @@ SDL_EGL_InitializeOffscreen(_THIS, int device)
} }
} }
/* Get the EGL version */ /* Get the EGL version with a valid egl_display, for EGL <= 1.4 */
if (_this->egl_data->eglQueryString && _this->egl_data->egl_version_major == 0 && _this->egl_data->egl_version_major == 0) { SDL_EGL_GetVersion(_this);
const char *egl_version = _this->egl_data->eglQueryString(_this->egl_data->egl_display, EGL_VERSION);
int major = 0, minor = 0;
if (egl_version != NULL) {
if (SDL_sscanf(egl_version, "%d.%d", &major, &minor) == 2) {
_this->egl_data->egl_version_major = major;
_this->egl_data->egl_version_minor = minor;
}
}
}
_this->egl_data->is_offscreen = 1; _this->egl_data->is_offscreen = 1;