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Add qByteArray to script value conversion

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This commit is contained in:
ksuprynowicz 2024-03-14 01:49:55 +01:00
parent 634dc64f8f
commit ef4c99b027
3 changed files with 50 additions and 0 deletions
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1
libraries/script-engine/src/ScriptValueUtils.cpp
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@ -79,6 +79,7 @@ void registerMetaTypes(ScriptEngine* engine) {
scriptRegisterMetaType<QUrl, qURLToScriptValue, qURLFromScriptValue>(engine);
scriptRegisterMetaType<QColor, qColorToScriptValue, qColorFromScriptValue>(engine);
scriptRegisterMetaType<QTimer*, qTimerToScriptValue, qTimerFromScriptValue>(engine, "QTimer*");
scriptRegisterMetaType<QByteArray, qBytearrayToScriptValue, qBytearrayFromScriptValue>(engine, "QByteArray");
scriptRegisterMetaType<PickRay, pickRayToScriptValue, pickRayFromScriptValue>(engine);
scriptRegisterMetaType<Collision, collisionToScriptValue, collisionFromScriptValue>(engine);

45
libraries/script-engine/src/v8/FastScriptValueUtils.cpp
View file

@ -19,6 +19,48 @@
#ifdef CONVERSIONS_OPTIMIZED_FOR_V8
ScriptValue qBytearrayToScriptValue(ScriptEngine* engine, const QByteArray &qByteArray) {
auto engineV8 = dynamic_cast<ScriptEngineV8*>(engine);
Q_ASSERT(engineV8);
auto isolate = engineV8->getIsolate();
v8::Locker locker(isolate);
v8::Isolate::Scope isolateScope(isolate);
v8::HandleScope handleScope(isolate);
auto context = engineV8->getContext();
v8::Context::Scope contextScope(context);
v8::Local<v8::ArrayBuffer> arrayBuffer = v8::ArrayBuffer::New(isolate, qByteArray.size());
memcpy(arrayBuffer->GetBackingStore()->Data(), qByteArray.data(), qByteArray.size());
v8::Local<v8::Value> arrayBufferValue = v8::Local<v8::Value>::Cast(arrayBuffer);
return {new ScriptValueV8Wrapper(engineV8, V8ScriptValue(engineV8, arrayBufferValue))};
}
bool qBytearrayFromScriptValue(const ScriptValue& object, QByteArray &qByteArray) {
ScriptValueV8Wrapper *proxy = ScriptValueV8Wrapper::unwrap(object);
if (!proxy) {
return false;
}
auto engineV8 = proxy->getV8Engine();
auto isolate = engineV8->getIsolate();
v8::Locker locker(isolate);
v8::Isolate::Scope isolateScope(isolate);
v8::HandleScope handleScope(isolate);
auto context = engineV8->getContext();
v8::Context::Scope contextScope(context);
V8ScriptValue v8ScriptValue = proxy->toV8Value();
v8::Local<v8::Value> v8Value = v8ScriptValue.get();
if(!v8Value->IsArrayBuffer()) {
return false;
}
v8::Local<v8::ArrayBuffer> arrayBuffer;
qByteArray.resize(arrayBuffer->ByteLength());
memcpy(qByteArray.data(), arrayBuffer->Data(), arrayBuffer->ByteLength());
return true;
}
ScriptValue vec3ToScriptValue(ScriptEngine* engine, const glm::vec3& vec3) {
ScriptValue value = engine->newObject();
@ -98,6 +140,9 @@ ScriptValue vec3ToScriptValue(ScriptEngine* engine, const glm::vec3& vec3) {
bool vec3FromScriptValue(const ScriptValue& object, glm::vec3& vec3) {
ScriptValueV8Wrapper *proxy = ScriptValueV8Wrapper::unwrap(object);
if (!proxy) {
return false;
}
auto engineV8 = proxy->getV8Engine();

4
libraries/script-engine/src/v8/FastScriptValueUtils.h
View file

@ -24,6 +24,10 @@
#define CONVERSIONS_OPTIMIZED_FOR_V8
#ifdef CONVERSIONS_OPTIMIZED_FOR_V8
ScriptValue qBytearrayToScriptValue(ScriptEngine* engine, const QByteArray &qByteArray);
bool qBytearrayFromScriptValue(const ScriptValue& object, QByteArray &qByteArray);
ScriptValue vec3ToScriptValue(ScriptEngine* engine, const glm::vec3& vec3);
bool vec3FromScriptValue(const ScriptValue& object, glm::vec3& vec3);