Node* CSLoader::createNodeWithFlatBuffersForSimulator(const std::string& filename)
{
FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
fbs->_isSimulator = true;
FlatBufferBuilder* builder = fbs->createFlatBuffersWithXMLFileForSimulator(filename);
auto csparsebinary = GetCSParseBinary(builder->GetBufferPointer());
// decode plist
auto textures = csparsebinary->textures();
int textureSize = csparsebinary->textures()->size();
// CCLOG("textureSize = %d", textureSize);
for (int i = 0; i < textureSize; ++i)
{
SpriteFrameCache::getInstance()->addSpriteFramesWithFile(textures->Get(i)->c_str());
}
auto nodeTree = csparsebinary->nodeTree();
Node* node = nodeWithFlatBuffersForSimulator(nodeTree);
_rootNode = nullptr;
fbs->deleteFlatBufferBuilder();
return node;
}
Offset<const Table *> CopyTable(FlatBufferBuilder &fbb,
const reflection::Schema &schema,
const reflection::Object &objectdef,
const Table &table,
bool use_string_pooling) {
// Before we can construct the table, we have to first generate any
// subobjects, and collect their offsets.
std::vector<uoffset_t> offsets;
auto fielddefs = objectdef.fields();
for (auto it = fielddefs->begin(); it != fielddefs->end(); ++it) {
auto &fielddef = **it;
// Skip if field is not present in the source.
if (!table.CheckField(fielddef.offset())) continue;
uoffset_t offset = 0;
switch (fielddef.type()->base_type()) {
case reflection::String: {
offset = use_string_pooling
? fbb.CreateSharedString(GetFieldS(table, fielddef)).o
: fbb.CreateString(GetFieldS(table, fielddef)).o;
break;
}
case reflection::Obj: {
auto &subobjectdef = *schema.objects()->Get(fielddef.type()->index());
if (!subobjectdef.is_struct()) {
offset = CopyTable(fbb, schema, subobjectdef,
*GetFieldT(table, fielddef)).o;
}
break;
}
case reflection::Union: {
auto &subobjectdef = GetUnionType(schema, objectdef, fielddef, table);
offset = CopyTable(fbb, schema, subobjectdef,
*GetFieldT(table, fielddef)).o;
break;
}
case reflection::Vector: {
auto vec = table.GetPointer<const Vector<Offset<Table>> *>(
fielddef.offset());
auto element_base_type = fielddef.type()->element();
auto elemobjectdef = element_base_type == reflection::Obj
? schema.objects()->Get(fielddef.type()->index())
: nullptr;
switch (element_base_type) {
case reflection::String: {
std::vector<Offset<const String *>> elements(vec->size());
auto vec_s = reinterpret_cast<const Vector<Offset<String>> *>(vec);
for (uoffset_t i = 0; i < vec_s->size(); i++) {
elements[i] = use_string_pooling
? fbb.CreateSharedString(vec_s->Get(i)).o
: fbb.CreateString(vec_s->Get(i)).o;
}
offset = fbb.CreateVector(elements).o;
break;
}
case reflection::Obj: {
if (!elemobjectdef->is_struct()) {
std::vector<Offset<const Table *>> elements(vec->size());
for (uoffset_t i = 0; i < vec->size(); i++) {
elements[i] =
CopyTable(fbb, schema, *elemobjectdef, *vec->Get(i));
}
offset = fbb.CreateVector(elements).o;
break;
}
}
// FALL-THRU
default: { // Scalars and structs.
auto element_size = GetTypeSize(element_base_type);
if (elemobjectdef && elemobjectdef->is_struct())
element_size = elemobjectdef->bytesize();
fbb.StartVector(element_size, vec->size());
fbb.PushBytes(vec->Data(), element_size * vec->size());
offset = fbb.EndVector(vec->size());
break;
}
}
break;
}
default: // Scalars.
break;
}
if (offset) {
offsets.push_back(offset);
}
}
// Now we can build the actual table from either offsets or scalar data.
auto start = objectdef.is_struct()
? fbb.StartStruct(objectdef.minalign())
: fbb.StartTable();
size_t offset_idx = 0;
for (auto it = fielddefs->begin(); it != fielddefs->end(); ++it) {
auto &fielddef = **it;
if (!table.CheckField(fielddef.offset())) continue;
auto base_type = fielddef.type()->base_type();
switch (base_type) {
case reflection::Obj: {
auto &subobjectdef = *schema.objects()->Get(fielddef.type()->index());
if (subobjectdef.is_struct()) {
CopyInline(fbb, fielddef, table, subobjectdef.minalign(),
subobjectdef.bytesize());
break;
}
}
// ELSE FALL-THRU
case reflection::Union:
case reflection::String:
case reflection::Vector:
fbb.AddOffset(fielddef.offset(), Offset<void>(offsets[offset_idx++]));
break;
default: { // Scalars.
auto size = GetTypeSize(base_type);
CopyInline(fbb, fielddef, table, size, size);
break;
}
}
}
assert(offset_idx == offsets.size());
if (objectdef.is_struct()) {
fbb.ClearOffsets();
return fbb.EndStruct();
} else {
return fbb.EndTable(start, static_cast<voffset_t>(fielddefs->size()));
}
}
std::string FlatBuffersSerialize::serializeFlatBuffersWithXMLFile(const std::string &xmlFileName,
const std::string &flatbuffersFileName)
{
std::string inFullpath = FileUtils::getInstance()->fullPathForFilename(xmlFileName).c_str();
// xml read
if (!FileUtils::getInstance()->isFileExist(inFullpath))
{
return ".csd file doesn not exists ";
}
ssize_t size;
std::string content =(char*)FileUtils::getInstance()->getFileData(inFullpath, "r", &size);
// xml parse
tinyxml2::XMLDocument* document = new tinyxml2::XMLDocument();
document->Parse(content.c_str());
const tinyxml2::XMLElement* rootElement = document->RootElement();// Root
CCLOG("rootElement name = %s", rootElement->Name());
const tinyxml2::XMLElement* element = rootElement->FirstChildElement();
bool serializeEnabled = false;
std::string rootType = "";
while (element)
{
CCLOG("entity name = %s", element->Name());
if (strcmp("Content", element->Name()) == 0)
{
const tinyxml2::XMLAttribute* attribute = element->FirstAttribute();
//
if (!attribute)
{
serializeEnabled = true;
rootType = "NodeObjectData";
}
//
//
// while (attribute)
// {
// std::string name = attribute->Name();
// std::string value = attribute->Value();
// CCLOG("attribute name = %s, value = %s", name, value);
// if (name == "")
// {
// serializeEnabled = true;
// rootType = (strcmp("", value) == 0) ? "Node" : value;
// }
//
// if (serializeEnabled)
// {
// break;
// }
//
// attribute = attribute->Next();
// }
//
}
if (serializeEnabled)
{
break;
}
const tinyxml2::XMLElement* child = element->FirstChildElement();
if (child)
{
element = child;
}
else
{
element = element->NextSiblingElement();
}
}
if (serializeEnabled)
{
FlatBufferBuilder builder;
_builder = &builder;
Offset<NodeTree> nodeTree;
Offset<NodeAction> aciton;
const tinyxml2::XMLElement* child = element->FirstChildElement();
while (child)
{
std::string name = child->Name();
if (name == "Animation") // action
{
const tinyxml2::XMLElement* animation = child;
aciton = createNodeAction(animation);
}
else if (name == "ObjectData") // nodeTree
{
const tinyxml2::XMLElement* objectData = child;
nodeTree = createNodeTree(objectData, rootType);
}
child = child->NextSiblingElement();
}
auto csparsebinary = CreateCSParseBinary(builder,
builder.CreateVector(_textures),
builder.CreateVector(_texturePngs),
nodeTree,
aciton);
builder.Finish(csparsebinary);
_textures.clear();
_texturePngs.clear();
std::string outFullPath = FileUtils::getInstance()->fullPathForFilename(flatbuffersFileName);
size_t pos = outFullPath.find_last_of('.');
std::string convert = outFullPath.substr(0, pos).append(".csb");
auto save = flatbuffers::SaveFile(convert.c_str(),
reinterpret_cast<const char *>(builder.GetBufferPointer()),
builder.GetSize(),
true);
if (!save)
{
return "couldn't save files!";
}
}
return "";
}
void CopyInline(FlatBufferBuilder &fbb, const reflection::Field &fielddef,
const Table &table, size_t align, size_t size) {
fbb.Align(align);
fbb.PushBytes(table.GetStruct<const uint8_t *>(fielddef.offset()), size);
fbb.TrackField(fielddef.offset(), fbb.GetSize());
}
