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Implement native extension system

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* Deprecates GDNative in favor of a simpler, lower level interface.
* New extension system allows registering core engine classes.
* Simple header interface in gdnative_interace.h
This commit is contained in:
reduz
2021-06-19 12:58:49 -03:00
parent c8444c3ee0
commit b1d15c51bc
50 changed files with 3316 additions and 224 deletions
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11
core/object/class_db.cpp
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@ -503,9 +503,9 @@ void ClassDB::add_compatibility_class(const StringName &p_class, const StringNam
thread_local bool initializing_with_extension = false;
thread_local ObjectNativeExtension *initializing_extension = nullptr;
thread_local void *initializing_extension_instance = nullptr;
thread_local GDExtensionClassInstancePtr initializing_extension_instance = nullptr;
void ClassDB::instance_get_native_extension_data(ObjectNativeExtension **r_extension, void **r_extension_instance) {
void ClassDB::instance_get_native_extension_data(ObjectNativeExtension **r_extension, GDExtensionClassInstancePtr *r_extension_instance) {
if (initializing_with_extension) {
*r_extension = initializing_extension;
*r_extension_instance = initializing_extension_instance;
@ -539,7 +539,7 @@ Object *ClassDB::instantiate(const StringName &p_class) {
if (ti->native_extension) {
initializing_with_extension = true;
initializing_extension = ti->native_extension;
initializing_extension_instance = ti->native_extension->create_instance(ti->native_extension->create_instance_userdata);
initializing_extension_instance = ti->native_extension->create_instance(ti->native_extension->class_userdata);
}
return ti->creation_func();
}
@ -1603,6 +1603,11 @@ void ClassDB::register_extension_class(ObjectNativeExtension *p_extension) {
classes[p_extension->class_name] = c;
}
void ClassDB::unregister_extension_class(const StringName &p_class) {
ERR_FAIL_COND(!classes.has(p_class));
classes.erase(p_class);
}
RWLock ClassDB::lock;
void ClassDB::cleanup_defaults() {