Don't box params on Native->C# calls with Variant params

Godot uses Variant parameters for calls to script methods.
Up until now we were boxing such parameters when marshalling
them for invokation, even if they were value types.

Now Godot allocates the marshalled parameters on the stack,
reducing the GC allocations resulted from boxing.

1 files changed, 2 insertions, 3 deletions

diff --git a/modules/mono/mono_gd/gd_mono_property.cpp b/modules/mono/mono_gd/gd_mono_property.cpp
index bc3be97102..1027c08a4a 100644
--- a/modules/mono/mono_gd/gd_mono_property.cpp
+++ b/modules/mono/mono_gd/gd_mono_property.cpp
@@ -149,10 +149,9 @@ bool GDMonoProperty::has_setter() {
 
 void GDMonoProperty::set_value(MonoObject *p_object, MonoObject *p_value, MonoException **r_exc) {
 	MonoMethod *prop_method = mono_property_get_set_method(mono_property);
-	MonoArray *params = mono_array_new(mono_domain_get(), CACHED_CLASS_RAW(MonoObject), 1);
-	mono_array_setref(params, 0, p_value);
+	void *params[1] = { p_value };
 	MonoException *exc = nullptr;
-	GDMonoUtils::runtime_invoke_array(prop_method, p_object, params, &exc);
+	GDMonoUtils::runtime_invoke(prop_method, p_object, params, &exc);
 	if (exc) {
 		if (r_exc) {
 			*r_exc = exc;