134 lines
5.2 KiB
C++
134 lines
5.2 KiB
C++
/**************************************************************************/
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/* managed_callable.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "managed_callable.h"
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#include "csharp_script.h"
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#include "mono_gd/gd_mono_cache.h"
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#ifdef GD_MONO_HOT_RELOAD
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SelfList<ManagedCallable>::List ManagedCallable::instances;
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RBMap<ManagedCallable *, Array> ManagedCallable::instances_pending_reload;
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Mutex ManagedCallable::instances_mutex;
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#endif
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bool ManagedCallable::compare_equal(const CallableCustom *p_a, const CallableCustom *p_b) {
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const ManagedCallable *a = static_cast<const ManagedCallable *>(p_a);
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const ManagedCallable *b = static_cast<const ManagedCallable *>(p_b);
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if (a->delegate_handle.value == b->delegate_handle.value) {
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return true;
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}
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if (!a->delegate_handle.value || !b->delegate_handle.value) {
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return false;
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}
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// Call Delegate's 'Equals'
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return GDMonoCache::managed_callbacks.DelegateUtils_DelegateEquals(
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a->delegate_handle, b->delegate_handle);
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}
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bool ManagedCallable::compare_less(const CallableCustom *p_a, const CallableCustom *p_b) {
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if (compare_equal(p_a, p_b)) {
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return false;
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}
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return p_a < p_b;
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}
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uint32_t ManagedCallable::hash() const {
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return GDMonoCache::managed_callbacks.DelegateUtils_DelegateHash(delegate_handle);
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}
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String ManagedCallable::get_as_text() const {
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return "Delegate::Invoke";
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}
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CallableCustom::CompareEqualFunc ManagedCallable::get_compare_equal_func() const {
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return compare_equal_func_ptr;
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}
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CallableCustom::CompareLessFunc ManagedCallable::get_compare_less_func() const {
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return compare_less_func_ptr;
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}
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ObjectID ManagedCallable::get_object() const {
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if (object_id != ObjectID()) {
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return object_id;
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}
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return CSharpLanguage::get_singleton()->get_managed_callable_middleman()->get_instance_id();
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}
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int ManagedCallable::get_argument_count(bool &r_is_valid) const {
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return GDMonoCache::managed_callbacks.DelegateUtils_GetArgumentCount(delegate_handle, &r_is_valid);
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}
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void ManagedCallable::call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const {
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r_call_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; // Can't find anything better
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r_return_value = Variant();
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ERR_FAIL_NULL(delegate_handle.value);
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GDMonoCache::managed_callbacks.DelegateUtils_InvokeWithVariantArgs(
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delegate_handle, trampoline, p_arguments, p_argcount, &r_return_value);
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r_call_error.error = Callable::CallError::CALL_OK;
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}
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void ManagedCallable::release_delegate_handle() {
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if (delegate_handle.value) {
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GDMonoCache::managed_callbacks.GCHandleBridge_FreeGCHandle(delegate_handle);
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delegate_handle = { nullptr };
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}
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}
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// Why you do this clang-format...
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/* clang-format off */
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ManagedCallable::ManagedCallable(GCHandleIntPtr p_delegate_handle, void *p_trampoline, ObjectID p_object_id) :
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delegate_handle(p_delegate_handle), trampoline(p_trampoline), object_id(p_object_id) {
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#ifdef GD_MONO_HOT_RELOAD
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{
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MutexLock lock(instances_mutex);
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instances.add(&self_instance);
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}
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#endif
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}
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/* clang-format on */
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ManagedCallable::~ManagedCallable() {
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#ifdef GD_MONO_HOT_RELOAD
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{
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MutexLock lock(instances_mutex);
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instances.remove(&self_instance);
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instances_pending_reload.erase(this);
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}
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#endif
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release_delegate_handle();
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}
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