nsresult dpoCContext::CreateAlignedTA(uint type, size_t length, JSObject **res, JSContext *cx)
{
JSObject *buffer;
uintptr_t offset;
switch (type) {
case js::ArrayBufferView::TYPE_FLOAT64:
buffer = JS_NewArrayBuffer(cx, sizeof(double)*length+alignment_size);
offset = (uintptr_t) JS_GetArrayBufferData(buffer, cx);
offset = (offset + alignment_size) / alignment_size * alignment_size - offset;
*res = JS_NewFloat64ArrayWithBuffer(cx, buffer, offset, length);
break;
case js::ArrayBufferView::TYPE_FLOAT32:
buffer = JS_NewArrayBuffer(cx, sizeof(float)*length+alignment_size);
offset = (uintptr_t) JS_GetArrayBufferData(buffer, cx);
offset = (offset + alignment_size) / alignment_size * alignment_size - offset;
*res = JS_NewFloat32ArrayWithBuffer(cx, buffer, offset, length);
break;
default:
/* we only return float our double arrays, so fail in all other cases */
return NS_ERROR_NOT_IMPLEMENTED;
}
return NS_OK;
}
bool
DeserializeArrayBuffer(JS::Handle<JSObject*> aObj,
const InfallibleTArray<uint8_t>& aBuffer,
JS::MutableHandle<JS::Value> aVal)
{
mozilla::AutoSafeJSContext cx;
JSAutoCompartment ac(cx, aObj);
JS::Rooted<JSObject*> obj(cx, JS_NewArrayBuffer(cx, aBuffer.Length()));
if (!obj)
return false;
uint8_t* data = JS_GetArrayBufferData(obj);
if (!data)
return false;
memcpy(data, aBuffer.Elements(), aBuffer.Length());
aVal.set(OBJECT_TO_JSVAL(obj));
return true;
}
bool AppDelegate::applicationDidFinishLaunching()
{
// initialize director
auto director = Director::getInstance();
auto glview = director->getOpenGLView();
if(!glview) {
#if(CC_TARGET_PLATFORM == CC_PLATFORM_WP8) || (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
glview = cocos2d::GLViewImpl::create("CocosProtobuf");
#else
glview = cocos2d::GLViewImpl::createWithRect("CocosProtobuf", Rect(0,0,960,640));
#endif
director->setOpenGLView(glview);
}
// set FPS. the default value is 1.0/60 if you don't call this
director->setAnimationInterval(1.0 / 60);
ScriptingCore* sc = ScriptingCore::getInstance();
sc->addRegisterCallback(register_all_cocos2dx);
sc->addRegisterCallback(register_cocos2dx_js_core);
sc->start();
sc->runScript("script/jsb_boot.js");
ScriptEngineProtocol *engine = ScriptingCore::getInstance();
ScriptEngineManager::getInstance()->setScriptEngine(engine);
ScriptingCore::getInstance()->runScript("main.js");
// test send protobuf message from C++
JSObject* pGlobalObject = ScriptingCore::getInstance()->getGlobalObject();
JSContext* pGlobalContext = ScriptingCore::getInstance()->getGlobalContext();
// Create a GameInfo object first
game::info::GameInfo gameInfo;
// add RoleInfo object to repeated field
game::info::RoleInfo *pRoleInfo1 = gameInfo.add_roleinfo();
pRoleInfo1->set_name("cpp_name1");
pRoleInfo1->set_type(game::enumeration::FIGHTER);
// add another RoleInfo object to repeated field
game::info::RoleInfo *pRoleInfo2 = gameInfo.add_roleinfo();
pRoleInfo2->set_name("cpp_name2");
pRoleInfo2->set_type(game::enumeration::BOWMAN);
// add ItemInfo object to repeated field
game::info::ItemInfo *pItemInfo1 = gameInfo.add_iteminfo();
pItemInfo1->set_name("cpp_item1");
pItemInfo1->set_price(100);
// add another ItemInfo object to repeated field
game::info::ItemInfo *pItemInfo2 = gameInfo.add_iteminfo();
pItemInfo2->set_name("cpp_item2");
pItemInfo2->set_price(200);
std::string gameInfoString;
gameInfo.SerializeToString(&gameInfoString);
// need this before JS_NewArrayBuffer
JSAutoCompartment ac(pGlobalContext, pGlobalObject);
int length = gameInfoString.length();
JSObject* pMessageJSObject = JS_NewArrayBuffer(pGlobalContext, length);
uint8_t* pMessageData = JS_GetArrayBufferData(pMessageJSObject);
memcpy((void*)pMessageData, (const void*)gameInfoString.c_str(), gameInfoString.length());
JS::RootedValue ret(pGlobalContext);
jsval arg = OBJECT_TO_JSVAL(pMessageJSObject);
ScriptingCore::getInstance()->executeFunctionWithOwner(OBJECT_TO_JSVAL(pGlobalObject), "test_protobuf", 1, &arg, &ret);
//
game::info::GameInfo* pGameInfo = new game::info::GameInfo;
JSObject* pRetJSObject = ret.toObjectOrNull();
if(pRetJSObject && JS_IsArrayBufferObject(pRetJSObject)) {
uint8_t* pDataBuffer = nullptr;
int dataBufferCount = 0;
pDataBuffer = JS_GetArrayBufferData(pRetJSObject);
dataBufferCount = JS_GetArrayBufferByteLength(pRetJSObject);
pGameInfo->ParseFromArray(pDataBuffer, dataBufferCount);
// RoleInfo Array
for (int i = 0; i < pGameInfo->roleinfo_size(); i++) {
// role info
game::info::RoleInfo roleInfo = pGameInfo->roleinfo(i);
CCLOG("roleInfo: \n%s\n", roleInfo.Utf8DebugString().c_str());
}
// ItemInfo Array
for (int i = 0; i < pGameInfo->iteminfo_size(); i++) {
// role info
game::info::ItemInfo itemInfo = pGameInfo->iteminfo(i);
CCLOG("itemInfo: \n%s\n", itemInfo.Utf8DebugString().c_str());
}
}
return true;
}
