Gottfried/glitchy-engine-beef
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Start of Script Instance deserialization

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- Also deserialize when stopping the game to restore pre play state
- Fixed ancient bug where ClearDictionaryAndDeleteKeys falsly deletes the dictionary
- Added ClearDictionaryAndDeleteValues helper mixin
This commit is contained in:
Simon Lübeß
2023-12-24 01:30:01 +01:00
parent c9116812b4
commit d0f0a34247
7 changed files with 579 additions and 204 deletions
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GlitchyEngine/src/Scripting/ScriptInstanceSerializer.bf
+44 -6
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@@ -58,6 +58,10 @@ public enum SerializationType : int32
return 16;
case .EntityReference, .ComponentReference, .ObjectReference:
return sizeof(UUID);
case .String:
return sizeof(StringView);
case .Enum:
return sizeof(StringView);
default:
return 0;
}
@@ -74,16 +78,23 @@ class SerializedObject
public append Dictionary<StringView, (SerializationType PrimitiveType, uint8[16] Data)> Fields = .();
public this(Dictionary<UUID, SerializedObject> allObjects)
public this(Dictionary<UUID, SerializedObject> allObjects, UUID? id = null)
{
AllObjects = allObjects;
// Make sure we have no duplicate keys
repeat
if (id == null)
{
Id = UUID.Create();
// Make sure we have no duplicate keys
repeat
{
Id = UUID.Create();
}
while (AllObjects.ContainsKey(Id));
}
else
{
Id = id.Value;
}
while (AllObjects.ContainsKey(Id));
AllObjects.Add(Id, this);
}
@@ -140,6 +151,33 @@ class SerializedObject
Fields.Add(nameCopy, (primitiveType, data));
}
public void GetField(StringView fieldName, SerializationType expectedType, uint8* target)
{
if (!Fields.TryGetValue(fieldName, let field))
return;
if (expectedType != field.PrimitiveType)
return;
switch (field.PrimitiveType)
{
case .String, .Enum:
#unwarn
StringView view = *(StringView*)&field.Data;
char8* stringPtr = view.Ptr;
int stringLen = view.Length;
// We just pass the raw utf8-Pointer and length to C#
Internal.MemCpy(target, &stringPtr, sizeof(void*));
Internal.MemCpy(target + 8, &stringLen, sizeof(int));
default:
// Most values can simply be copied, the conversion will be done in C#
#unwarn
Internal.MemCpy(target, &field.Data, 16);
}
}
typealias SerializeMethod = function MonoObject*(MonoObject* entity, void* contextPtr, MonoException** exception);
typealias DeserializeMethod = function MonoObject*(MonoObject* entity, void* contextPtr, MonoException** exception);
@@ -158,7 +196,7 @@ class SerializedObject
public void Deserialize(ScriptInstance scriptInstance)
{
DeserializeMethod deserialize = (DeserializeMethod)ScriptEngine.Classes.EntitySerializer.GetMethodThunk("Serialize", 2);
DeserializeMethod deserialize = (DeserializeMethod)ScriptEngine.Classes.EntitySerializer.GetMethodThunk("Deserialize", 2);
void* thisPtr = Internal.UnsafeCastToPtr(this);