From 4075cdbdc751051ba8b84088bdf190a8fce00b4b Mon Sep 17 00:00:00 2001
From: Thomas Hope <thomashope>
Date: Tue, 5 Apr 2022 12:33:24 +0200
Subject: FBX Export: Add Limit To > Visible Objects checkbox to match GLTF
 export

This change adds options to FBX Export intended to mirror existing
options available in GLTF export, namely:
Include > Limit To > Visible Objects.

The GLTF options were discussed and agreed on in this discussion:
https://github.com/KhronosGroup/glTF-Blender-IO/issues/1139

And implemented in this change:
https://github.com/KhronosGroup/glTF-Blender-IO/pull/1361/commits/f39e14c1ba1310576614eed919e08950f68793fb

Reviewed By: mont29

Differential Revision: https://developer.blender.org/D14539
---
 io_scene_fbx/__init__.py       | 8 +++++++-
 io_scene_fbx/export_fbx_bin.py | 3 +++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/io_scene_fbx/__init__.py b/io_scene_fbx/__init__.py
index 9933322b..a84dca34 100644
--- a/io_scene_fbx/__init__.py
+++ b/io_scene_fbx/__init__.py
@@ -5,7 +5,7 @@
 bl_info = {
     "name": "FBX format",
     "author": "Campbell Barton, Bastien Montagne, Jens Restemeier",
-    "version": (4, 35, 0),
+    "version": (4, 36, 0),
     "blender": (3, 2, 0),
     "location": "File > Import-Export",
     "description": "FBX IO meshes, UV's, vertex colors, materials, textures, cameras, lamps and actions",
@@ -378,6 +378,11 @@ class ExportFBX(bpy.types.Operator, ExportHelper):
             description="Export selected and visible objects only",
             default=False,
             )
+    use_visible: BoolProperty(
+            name='Visible Objects',
+            description='Export visible objects only',
+            default=False
+            )
     use_active_collection: BoolProperty(
             name="Active Collection",
             description="Export only objects from the active collection (and its children)",
@@ -690,6 +695,7 @@ class FBX_PT_export_include(bpy.types.Panel):
         sublayout = layout.column(heading="Limit to")
         sublayout.enabled = (operator.batch_mode == 'OFF')
         sublayout.prop(operator, "use_selection")
+        sublayout.prop(operator, "use_visible")
         sublayout.prop(operator, "use_active_collection")
 
         layout.column().prop(operator, "object_types")
diff --git a/io_scene_fbx/export_fbx_bin.py b/io_scene_fbx/export_fbx_bin.py
index b017a400..473b2947 100644
--- a/io_scene_fbx/export_fbx_bin.py
+++ b/io_scene_fbx/export_fbx_bin.py
@@ -3183,6 +3183,7 @@ def defaults_unity3d():
 def save(operator, context,
          filepath="",
          use_selection=False,
+         use_visible=False,
          use_active_collection=False,
          batch_mode='OFF',
          use_batch_own_dir=False,
@@ -3216,6 +3217,8 @@ def save(operator, context,
                 ctx_objects = context.selected_objects
             else:
                 ctx_objects = context.view_layer.objects
+        if use_visible:
+            ctx_objects = tuple(obj for obj in ctx_objects if obj.visible_get())
         kwargs_mod["context_objects"] = ctx_objects
 
         depsgraph = context.evaluated_depsgraph_get()
-- 
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