Call correct UUID constructor for Entities, fixed crash and weirdness when Scripts have fields that are classes

Let's not talk about the fact that this was a one line fix all along...
This commit is contained in:
Simon Lübeß
2023-11-18 02:05:55 +01:00
parent 214889470f
commit 24365ec477
3 changed files with 38 additions and 61 deletions
+19 -61
View File
@@ -279,24 +279,12 @@ class SharpStruct : SharpClass
class ScriptClass : SharpClass
{
/*private String _namespace ~ delete _;
private String _className ~ delete _;
private String _fullName ~ delete _;
private MonoClass* _monoClass;
//private List<MonoClassField*> _monoFields ~ delete _;
private Dictionary<StringView, ScriptField> _monoFields ~ delete _;*/
//typealias ConstructorMethod = function void(MonoObject* instance, UUID uuid, MonoException** exception);
typealias OnCreateMethod = function MonoObject*(MonoObject* instance, MonoException** exception);
typealias OnUpdateMethod = function MonoObject*(MonoObject* instance, float deltaTime, MonoException** exception);
typealias OnDestroyMethod = function MonoObject*(MonoObject* instance, MonoException** exception);
//private MonoMethod* _constructor;
private List<MonoMethod*> _constructors ~ delete _;
private MonoMethod* _constructor;
//private ConstructorMethod _constructor;
private OnCreateMethod _onCreate;
private OnUpdateMethod _onUpdate;
private OnDestroyMethod _onDestroy;
@@ -312,19 +300,11 @@ class ScriptClass : SharpClass
public bool HasCollisionEnter2D => _onCollisionEnter2DMethod != null;
public bool HasCollisionLeave2D => _onCollisionLeave2DMethod != null;
/*public StringView Namespace => _namespace;
public StringView ClassName => _className;
public StringView FullName => _fullName;
public Dictionary<StringView, ScriptField> Fields => _monoFields;*/
[AllowAppend]
public this(StringView classNamespace, StringView className, MonoImage* image, ScriptFieldType scriptFieldType = .Class) :
base(classNamespace, className, image, scriptFieldType)
{
//_constructor = (ConstructorMethod)GetMethodThunk(".ctor", 1); // GetMethod(".ctor", 1);//
CreateConstructorChain();
//_constructor = GetMethod(".ctor", 1);
_constructor = FindConstructor();
_onCreate = (OnCreateMethod)GetMethodThunk("OnCreate");
_onUpdate = (OnUpdateMethod)GetMethodThunk("OnUpdate", 1);
_onDestroy = (OnDestroyMethod)GetMethodThunk("OnDestroy");
@@ -336,59 +316,37 @@ class ScriptClass : SharpClass
_onCollisionLeave2DMethod = GetMethod("OnCollisionLeave2D", 1);
}
private void CreateConstructorChain()
private MonoMethod* FindConstructor()
{
_constructors = new List<MonoMethod*>();
MonoMethod* constructor = null;
MonoClass* @class = _monoClass;
while (@class != null)
MonoMethodDesc* constructorDesc = Mono.mono_method_desc_new(":.ctor(GlitchyEngine.Core.UUID)", true);
// Entities usually don't have a constructor that takes the UUID, so we have to look for it in the parents.
for (MonoClass* @class = _monoClass; @class != null; @class = Mono.mono_class_get_parent(@class))
{
void* iter = null;
MonoMethod* method = null;
constructor = Mono.mono_method_desc_search_in_class(constructorDesc, @class);
while ((method = Mono.mono_class_get_methods(@class, &iter)) != null)
{
if (StringView(Mono.mono_method_get_name(method)) == ".ctor")
{
MonoMethodSignature* signature = Mono.mono_method_signature(method);
if (Mono.mono_signature_get_param_count(signature) == 1)
{
void* paramsIterator = null;
MonoType* paramType = Mono.mono_signature_get_params(signature, &paramsIterator);
let name = Mono.mono_type_get_name(paramType);
// TODO: Compare types with something stored in ScriptEngine
if (StringView(name) == "GlitchyEngine.Core.UUID")
{
_constructors.Add(method);
}
}
}
}
@class = Mono.mono_class_get_parent(@class);
if (constructor != null)
break;
}
Mono.mono_method_desc_free(constructorDesc);
return constructor;
}
private void CallConstructorChain(MonoObject* instance, UUID uuid, out MonoException* exception)
{
exception = null;
if (_constructors.Count == 0)
if (_constructor == null)
return;
#unwarn
void*[1] args = void*[](&uuid);
for (MonoMethod* constructor in _constructors)
{
// Invoke constructor with UUID
MonoObject* result = Mono.mono_runtime_invoke(constructor, instance, &args, (.)&exception);
break;
//#unwarn
//ScriptEngine.[Friend]s_EngineObject.Invoke(constructor, instance, out exception, &uuid);
}
Mono.mono_runtime_invoke(_constructor, instance, &args, (.)&exception);
}
public void OnCreate(MonoObject* instance, out MonoException* exception)
@@ -452,7 +410,7 @@ class ScriptClass : SharpClass
MonoObject* instance = Mono.mono_object_new(ScriptEngine.[Friend]s_AppDomain, _monoClass);
// Invoke empty constructor to initialize fields with default values specified in the script itself
//Mono.mono_runtime_object_init(instance);
Mono.mono_runtime_object_init(instance);
// Invoke UUID Constructors:
CallConstructorChain(instance, uuid, out exception);
@@ -377,6 +377,10 @@ static class ScriptEngine
script.Instance.SetFieldValue(scriptField, componentInstance);
componentType.ReleaseRef();
case .Struct:
// TODO: Handle Structs when copying fields to instance.
case .Class:
// TODO: Handle Class when copying fields to instance.
default:
script.Instance.SetFieldValue(scriptField, field._data);
}
+15
View File
@@ -342,9 +342,24 @@ static class Mono
*entryPtr = value;
}
#endregion
#region DebugHelpers
[LinkName(.C)]
public static extern MonoMethod* mono_method_desc_search_in_class(MonoMethodDesc* desc, MonoClass* klass);
[LinkName(.C)]
public static extern MonoMethodDesc* mono_method_desc_new(char8* name, mono_bool include_namespace);
[LinkName(.C)]
public static extern void mono_method_desc_free(MonoMethodDesc* decs);
#endregion
}
struct MonoMethodDesc;
struct MonoDomain;
struct MonoAssembly;