add PropertyDrawer for MA.RendererFirstPersonFlags

Editor/Inspector/VRM/RendererFirstPersonFlagsDrawer.cs

@@ -0,0 +1,26 @@
+using nadena.dev.modular_avatar.core.vrm;
+using UnityEditor;
+using UnityEngine;
+
+namespace nadena.dev.modular_avatar.core.editor.vrm
+{
+    [CustomPropertyDrawer(typeof(ModularAvatarMergeVRMFirstPerson.RendererFirstPersonFlags))]
+    internal class RendererFirstPersonFlagsDrawer : PropertyDrawer
+    {
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            var rendererProp = property.FindPropertyRelative(nameof(ModularAvatarMergeVRMFirstPerson.RendererFirstPersonFlags.renderer));
+            var flagProp = property.FindPropertyRelative(nameof(ModularAvatarMergeVRMFirstPerson.RendererFirstPersonFlags.firstPersonFlag));
+
+            const float rightSideWidth = 140.0f;
+
+            var leftSide = position;
+            leftSide.xMax -= rightSideWidth;
+            EditorGUI.PropertyField(leftSide, rendererProp, GUIContent.none);
+
+            var rightSide = position;
+            rightSide.xMin = rightSide.xMax - rightSideWidth;
+            EditorGUI.PropertyField(rightSide, flagProp, GUIContent.none);
+        }
+    }
+}