EGLNativeWindowType getNativeWindowType() {
if (!done_loading_symbols) {
load_wrapped_gles_symbols();
}
#ifdef ANDROID_NDK
#ifdef DALVIK_VM
#define ANDROID_LIB "libactivity.so"
#define GET_NATIVE_WINDOW "android_getNativeWindow"
#else
#define ANDROID_LIB "libglass_lens_android.so"
#define GET_NATIVE_WINDOW "ANDROID_getNativeWindow"
#endif
//don't cache for Android!
printf("Using %s\n", ANDROID_LIB);
void *libglass_android = dlopen(ANDROID_LIB, RTLD_LAZY | RTLD_GLOBAL);
if (!libglass_android) {
fprintf(stderr, "Did not find %s %s\n", ANDROID_LIB, dlerror());
return NULL;
}
_ANDROID_getNativeWindow = dlsym(libglass_android, GET_NATIVE_WINDOW);
if (!_ANDROID_getNativeWindow) {
fprintf(stderr, "Did not find symbol \"%s\" %s\n", GET_NATIVE_WINDOW, dlerror());
return NULL;
}
return (*_ANDROID_getNativeWindow)();
#else
return (EGLNativeWindowType) (*prismPort.getNativeWindowType)();
#endif
}
EGLNativeDisplayType util_getNativeDisplayType() {
static EGLNativeDisplayType cachedNativeDisplayType;
static int cached = 0;
if (!done_loading_symbols) {
load_wrapped_gles_symbols();
}
if (!cached) {
if (useVivanteFB) {
if (wr_fbGetDisplayByIndex) {
cachedNativeDisplayType = wr_fbGetDisplayByIndex(0);
} else {
cachedNativeDisplayType = (EGLNativeDisplayType)0xBAD;
}
} else {
cachedNativeDisplayType = EGL_DEFAULT_DISPLAY;
}
cached ++;
}
return cachedNativeDisplayType;
}
EGLNativeDisplayType getNativeDisplayType() {
if (!done_loading_symbols) {
load_wrapped_gles_symbols();
}
#ifdef ANDROID_NDK
return (EGLNativeDisplayType) NULL;
#else
return (EGLNativeDisplayType) (*prismPort.getNativeDisplayType)();
#endif
}
EGLNativeWindowType util_getNativeWindowType() {
static NativeWindowType cachedWindowType;
static int cached = 0;
if (!cached) {
if (!done_loading_symbols) {
load_wrapped_gles_symbols();
}
if (useDispman) {
#ifdef USE_DISPMAN
EGL_DISPMANX_WINDOW_T *dispmanWindow;
DISPMANX_DISPLAY_HANDLE_T display = 0;
DISPMANX_ELEMENT_HANDLE_T element;
DISPMANX_UPDATE_HANDLE_T update;
VC_RECT_T dst = { 0, 0, 0, 0 };
VC_RECT_T src = { 0, 0, 0, 0 };
(*wr_bcm_host_init)();
dispmanWindow = (EGL_DISPMANX_WINDOW_T *)calloc(sizeof(EGL_DISPMANX_WINDOW_T), 1);
display = (*wr_vc_dispmanx_display_open)(0 /* LCD */);
if (display == 0) {
fprintf(stderr, "Dispman: Cannot open display\n");
return 0;
}
int fbFileHandle;
struct fb_var_screeninfo screenInfo;
fbFileHandle = open("/dev/fb0", O_RDONLY);
if (fbFileHandle < 0) {
fprintf(stderr, "Cannot open framebuffer\n");
return 0;
}
if (ioctl(fbFileHandle, FBIOGET_VSCREENINFO, &screenInfo)) {
fprintf(stderr, "Cannot get screen info\n");
return 0;
}
close(fbFileHandle);
dst.width = screenInfo.xres;
dst.height = screenInfo.yres;
src.width = screenInfo.xres << 16;
src.height = screenInfo.yres << 16;
VC_DISPMANX_ALPHA_T alpha;
alpha.flags = DISPMANX_FLAGS_ALPHA_FROM_SOURCE;
alpha.opacity = 0xff;
alpha.mask = (DISPMANX_RESOURCE_HANDLE_T) 0;
update = (*wr_vc_dispmanx_update_start)(0);
element = (*wr_vc_dispmanx_element_add)(
update,
display,
1 /*layer*/,
&dst,
0 /*src*/,
&src,
DISPMANX_PROTECTION_NONE,
&alpha,
0 /*clamp*/,
0 /*transform*/);
dispmanWindow->element = element;
dispmanWindow->width = screenInfo.xres;
dispmanWindow->height = screenInfo.yres;
(*wr_vc_dispmanx_update_submit_sync)(update);
cachedWindowType = (NativeWindowType)dispmanWindow;
#endif /* USE_DISPMAN */
} else if (useVivanteFB) {
cachedWindowType = (*wr_fbCreateWindow)(util_getNativeDisplayType(), 0, 0, 0, 0);
} else {
cachedWindowType = NULL; // hence the EGL NULL
}
cached ++;
}
return cachedWindowType;
}