From c5e40e11e98cea3a2cd3370cf77c7f8aac33595f Mon Sep 17 00:00:00 2001
From: devloglogan <devloglogan@gmail.com>
Date: Fri, 10 Jan 2025 18:04:00 -0600
Subject: [PATCH] Expose OpenXRAPI methods to get XrAction handles

---
 modules/openxr/doc_classes/OpenXRAPIExtension.xml | 15 +++++++++++++++
 modules/openxr/openxr_api_extension.cpp           | 14 ++++++++++++++
 modules/openxr/openxr_api_extension.h             |  3 +++
 3 files changed, 32 insertions(+)

diff --git a/modules/openxr/doc_classes/OpenXRAPIExtension.xml b/modules/openxr/doc_classes/OpenXRAPIExtension.xml
index d244b4219d10..bd9eb7d3b56b 100644
--- a/modules/openxr/doc_classes/OpenXRAPIExtension.xml
+++ b/modules/openxr/doc_classes/OpenXRAPIExtension.xml
@@ -17,6 +17,13 @@
 		<link title="XrPosef documentation">https://registry.khronos.org/OpenXR/specs/1.0/man/html/XrPosef.html</link>
 	</tutorials>
 	<methods>
+		<method name="action_get_handle">
+			<return type="int" />
+			<param index="0" name="action" type="RID" />
+			<description>
+				Returns the corresponding [code]XrAction[/code] OpenXR handle for the given action RID.
+			</description>
+		</method>
 		<method name="begin_debug_label_region">
 			<return type="void" />
 			<param index="0" name="label_name" type="String" />
@@ -36,6 +43,14 @@
 				Marks the end of a debug label region. Removes the latest debug label region added by calling [method begin_debug_label_region].
 			</description>
 		</method>
+		<method name="find_action">
+			<return type="RID" />
+			<param index="0" name="name" type="String" />
+			<param index="1" name="action_set" type="RID" />
+			<description>
+				Returns the [RID] corresponding to an [code]Action[/code] of a matching name, optionally limited to a specified action set.
+			</description>
+		</method>
 		<method name="get_error_string">
 			<return type="String" />
 			<param index="0" name="result" type="int" />
diff --git a/modules/openxr/openxr_api_extension.cpp b/modules/openxr/openxr_api_extension.cpp
index 506e1fc64d35..677988d9d77e 100644
--- a/modules/openxr/openxr_api_extension.cpp
+++ b/modules/openxr/openxr_api_extension.cpp
@@ -56,6 +56,9 @@ void OpenXRAPIExtension::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_next_frame_time"), &OpenXRAPIExtension::get_next_frame_time);
 	ClassDB::bind_method(D_METHOD("can_render"), &OpenXRAPIExtension::can_render);
 
+	ClassDB::bind_method(D_METHOD("find_action", "name", "action_set"), &OpenXRAPIExtension::find_action);
+	ClassDB::bind_method(D_METHOD("action_get_handle", "action"), &OpenXRAPIExtension::action_get_handle);
+
 	ClassDB::bind_method(D_METHOD("get_hand_tracker", "hand_index"), &OpenXRAPIExtension::get_hand_tracker);
 
 	ClassDB::bind_method(D_METHOD("register_composition_layer_provider", "extension"), &OpenXRAPIExtension::register_composition_layer_provider);
@@ -197,6 +200,17 @@ bool OpenXRAPIExtension::can_render() {
 	return OpenXRAPI::get_singleton()->can_render();
 }
 
+RID OpenXRAPIExtension::find_action(const String &p_name, const RID &p_action_set) {
+	ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), RID());
+	return OpenXRAPI::get_singleton()->find_action(p_name, p_action_set);
+}
+
+uint64_t OpenXRAPIExtension::action_get_handle(RID p_action) {
+	ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), 0);
+	XrAction action_hanlde = OpenXRAPI::get_singleton()->action_get_handle(p_action);
+	return reinterpret_cast<uint64_t>(action_hanlde);
+}
+
 uint64_t OpenXRAPIExtension::get_hand_tracker(int p_hand_index) {
 	ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), 0);
 	return (uint64_t)OpenXRAPI::get_singleton()->get_hand_tracker(p_hand_index);
diff --git a/modules/openxr/openxr_api_extension.h b/modules/openxr/openxr_api_extension.h
index 58a88d122d97..746099714ee3 100644
--- a/modules/openxr/openxr_api_extension.h
+++ b/modules/openxr/openxr_api_extension.h
@@ -76,6 +76,9 @@ class OpenXRAPIExtension : public RefCounted {
 	int64_t get_next_frame_time();
 	bool can_render();
 
+	RID find_action(const String &p_name, const RID &p_action_set = RID());
+	uint64_t action_get_handle(RID p_action);
+
 	uint64_t get_hand_tracker(int p_hand_index);
 
 	void register_composition_layer_provider(OpenXRExtensionWrapperExtension *p_extension);