Make silhouette fixer option visibility dependent on availability

editor/import/3d/post_import_plugin_skeleton_rest_fixer.cpp

@@ -43,7 +43,7 @@ void PostImportPluginSkeletonRestFixer::get_internal_import_options(InternalImpo
 		r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, "retarget/rest_fixer/normalize_position_tracks"), true));
 		r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, "retarget/rest_fixer/overwrite_axis"), true));
 		r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, "retarget/rest_fixer/reset_all_bone_poses_after_import"), true));
-		r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, "retarget/rest_fixer/fix_silhouette/enable"), false));
+		r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, "retarget/rest_fixer/fix_silhouette/enable", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), false));
 		// TODO: PostImportPlugin need to be implemented such as validate_option(PropertyInfo &property, const Dictionary &p_options).
 		// get_internal_option_visibility() is not sufficient because it can only retrieve options implemented in the core and can only read option values.
 		// r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::ARRAY, "retarget/rest_fixer/filter", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::STRING_NAME, PROPERTY_HINT_ENUM, "Hips,Spine,Chest")), Array()));
@@ -53,6 +53,19 @@ void PostImportPluginSkeletonRestFixer::get_internal_import_options(InternalImpo
 	}
 }
 
+Variant PostImportPluginSkeletonRestFixer::get_internal_option_visibility(InternalImportCategory p_category, bool p_for_animation, const String &p_option, const HashMap<StringName, Variant> &p_options) const {
+	if (p_category == INTERNAL_IMPORT_CATEGORY_SKELETON_3D_NODE) {
+		if (p_option.begins_with("retarget/rest_fixer/fix_silhouette/")) {
+			if (!bool(p_options["retarget/rest_fixer/fix_silhouette/enable"])) {
+				if (!p_option.ends_with("enable")) {
+					return false;
+				}
+			}
+		}
+	}
+	return true;
+}
+
 void PostImportPluginSkeletonRestFixer::internal_process(InternalImportCategory p_category, Node *p_base_scene, Node *p_node, Ref<Resource> p_resource, const Dictionary &p_options) {
 	if (p_category == INTERNAL_IMPORT_CATEGORY_SKELETON_3D_NODE) {
 		// Prepare objects.

editor/import/3d/post_import_plugin_skeleton_rest_fixer.h

@@ -38,6 +38,7 @@ class PostImportPluginSkeletonRestFixer : public EditorScenePostImportPlugin {
 
 public:
 	virtual void get_internal_import_options(InternalImportCategory p_category, List<ResourceImporter::ImportOption> *r_options) override;
+	virtual Variant get_internal_option_visibility(InternalImportCategory p_category, bool p_for_animation, const String &p_option, const HashMap<StringName, Variant> &p_options) const override;
 	virtual void internal_process(InternalImportCategory p_category, Node *p_base_scene, Node *p_node, Ref<Resource> p_resource, const Dictionary &p_options) override;
 
 	PostImportPluginSkeletonRestFixer();