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Add get_script_instance to GDExtension 

Adds a method to GDExtension to get the ScriptInstanceExtension for an object.
This commit is contained in:
Jeff Ward 2023-07-28 22:31:28 -04:00
parent f2acfb1ffc
commit efc8fd6e2c
2 changed files with 33 additions and 0 deletions
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20
core/extension/gdextension_interface.cpp
View File

@ -1048,6 +1048,25 @@ static GDExtensionScriptInstancePtr gdextension_script_instance_create(const GDE
return reinterpret_cast<GDExtensionScriptInstancePtr>(script_instance_extension); return reinterpret_cast<GDExtensionScriptInstancePtr>(script_instance_extension);
} }
static GDExtensionScriptInstancePtr gdextension_object_get_script_instance(GDExtensionConstObjectPtr p_object, GDExtensionConstObjectPtr p_language) {
if (!p_object || !p_language) {
return nullptr;
}
const Object *o = (const Object *)p_object;
ScriptInstanceExtension *script_instance_extension = reinterpret_cast<ScriptInstanceExtension *>(o->get_script_instance());
if (!script_instance_extension) {
return nullptr;
}
const ScriptLanguage *language = script_instance_extension->get_language();
if (language != p_language) {
return nullptr;
}
return script_instance_extension->instance;
}
static GDExtensionMethodBindPtr gdextension_classdb_get_method_bind(GDExtensionConstStringNamePtr p_classname, GDExtensionConstStringNamePtr p_methodname, GDExtensionInt p_hash) { static GDExtensionMethodBindPtr gdextension_classdb_get_method_bind(GDExtensionConstStringNamePtr p_classname, GDExtensionConstStringNamePtr p_methodname, GDExtensionInt p_hash) {
const StringName classname = *reinterpret_cast<const StringName *>(p_classname); const StringName classname = *reinterpret_cast<const StringName *>(p_classname);
const StringName methodname = *reinterpret_cast<const StringName *>(p_methodname); const StringName methodname = *reinterpret_cast<const StringName *>(p_methodname);
@ -1216,6 +1235,7 @@ void gdextension_setup_interface() {
REGISTER_INTERFACE_FUNC(ref_get_object); REGISTER_INTERFACE_FUNC(ref_get_object);
REGISTER_INTERFACE_FUNC(ref_set_object); REGISTER_INTERFACE_FUNC(ref_set_object);
REGISTER_INTERFACE_FUNC(script_instance_create); REGISTER_INTERFACE_FUNC(script_instance_create);
REGISTER_INTERFACE_FUNC(object_get_script_instance);
REGISTER_INTERFACE_FUNC(classdb_construct_object); REGISTER_INTERFACE_FUNC(classdb_construct_object);
REGISTER_INTERFACE_FUNC(classdb_get_method_bind); REGISTER_INTERFACE_FUNC(classdb_get_method_bind);
REGISTER_INTERFACE_FUNC(classdb_get_class_tag); REGISTER_INTERFACE_FUNC(classdb_get_class_tag);

13
core/extension/gdextension_interface.h
View File

@ -2126,6 +2126,19 @@ typedef void (*GDExtensionInterfaceRefSetObject)(GDExtensionRefPtr p_ref, GDExte
*/ */
typedef GDExtensionScriptInstancePtr (*GDExtensionInterfaceScriptInstanceCreate)(const GDExtensionScriptInstanceInfo *p_info, GDExtensionScriptInstanceDataPtr p_instance_data); typedef GDExtensionScriptInstancePtr (*GDExtensionInterfaceScriptInstanceCreate)(const GDExtensionScriptInstanceInfo *p_info, GDExtensionScriptInstanceDataPtr p_instance_data);
/**
* @name object_get_script_instance
* @since 4.2
*
* Get the script instance data attached to this object.
*
* @param p_object A pointer to the Object.
* @param p_language A pointer to the language expected for this script instance.
*
* @return A GDExtensionScriptInstanceDataPtr that was attached to this object as part of script_instance_create.
*/
typedef GDExtensionScriptInstanceDataPtr (*GDExtensionInterfaceObjectGetScriptInstance)(GDExtensionConstObjectPtr p_object, GDExtensionObjectPtr p_language);
/* INTERFACE: ClassDB */ /* INTERFACE: ClassDB */
/** /**