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Async Load

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Onek8
2026-04-14 22:50:06 -07:00
parent 83b7afb5b7
commit eedd980481
1 changed files with 49 additions and 0 deletions
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49
Sources/main.cpp
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@ -94,6 +94,8 @@ bool show_window = false;
#include "viewport_server.h"
#endif
#include "async_engine.h"
// TODO
//#ifdef KINC_KONG
//#include <kong.h>
@ -1387,6 +1389,51 @@ namespace {
args.GetReturnValue().Set(buffer);
}
void runt_load_blob_async(const FunctionCallbackInfo<Value> &args) {
HandleScope scope(args.GetIsolate());
if (args.Length() < 2 || !args[1]->IsFunction()) return;
String::Utf8Value utf8_value(isolate, args[0]);
std::string filepath(*utf8_value);
Local<Function> cb = Local<Function>::Cast(args[1]);
auto persistent_cb = std::make_shared<Global<Function>>(isolate, cb);
EngineManager::AsyncEngine::instance().execute_io([filepath, persistent_cb]() {
kinc_file_reader_t reader;
bool success = kinc_file_reader_open(&reader, filepath.c_str(), KINC_FILE_TYPE_ASSET);
std::vector<uint8_t> bytes;
if (success) {
uint32_t size = (uint32_t)kinc_file_reader_size(&reader);
bytes.resize(size);
kinc_file_reader_read(&reader, bytes.data(), size);
kinc_file_reader_close(&reader);
}
EngineManager::AsyncEngine::instance().push_event([persistent_cb, bytes = std::move(bytes), success]() {
Locker locker{isolate};
Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
Local<Context> context = Local<Context>::New(isolate, global_context);
Context::Scope context_scope(context);
TryCatch try_catch(isolate);
Local<Function> cb = Local<Function>::New(isolate, *persistent_cb);
if (success && !bytes.empty()) {
Local<ArrayBuffer> buffer = ArrayBuffer::New(isolate, bytes.size());
memcpy(buffer->GetBackingStore()->Data(), bytes.data(), bytes.size());
Local<Value> argv[1] = { buffer };
(void)cb->Call(context, context->Global(), 1, argv);
} else {
Local<Value> argv[1] = { Null(isolate) };
(void)cb->Call(context, context->Global(), 1, argv);
}
if (try_catch.HasCaught()) handle_exception(&try_catch);
persistent_cb->Reset();
});
});
}
void runt_load_url(const FunctionCallbackInfo<Value> &args) {
HandleScope scope(args.GetIsolate());
String::Utf8Value utf8_value(isolate, args[0]);
@ -2718,6 +2765,7 @@ namespace {
SET_FUNCTION(runt, "getSamplesPerSecond", runt_get_samples_per_second);
#endif
SET_FUNCTION(runt, "loadBlob", runt_load_blob);
SET_FUNCTION(runt, "loadBlobAsync", runt_load_blob_async);
SET_FUNCTION(runt, "loadUrl", runt_load_url);
SET_FUNCTION(runt, "copyToClipboard", runt_copy_to_clipboard);
SET_FUNCTION(runt, "getConstantLocation", runt_get_constant_location);
@ -3053,6 +3101,7 @@ namespace {
#endif
execute_timers();
EngineManager::AsyncEngine::instance().process_events();
#ifdef WITH_VIEWPORT
if (viewport_server_mode && viewport_server_is_enabled()) {