From b756273b24239058dd59f4a58400d52c1647e23f Mon Sep 17 00:00:00 2001
From: Toby Nelson <tobymnelson@gmail.com>
Date: Sun, 21 May 2023 10:40:57 +0100
Subject: [PATCH] Fix for instructions look #76

---
 README.md              |  2 +-
 __init__.py            |  2 +-
 __version__.py         |  2 +-
 loadldraw/loadldraw.py | 11 +++++++++--
 4 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 0bce5a2..3994e9d 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ It supports **.mpd**, **.ldr**, **.l3b**, and **.dat** file formats.
 It's intended to be accurate, compatible, and fast (in that order of priority).
 
 ## Features ##
-+ Works with Blender 2.81 up to at least Blender 3.4
++ Works with Blender 2.81 up to at least Blender 3.5
 + **Mac**, **Windows** and **Linux** supported.
 + **Bricksmith** compatible.
 + **MPD** file compatible.
diff --git a/__init__.py b/__init__.py
index 3550d3d..5a5b3f0 100644
--- a/__init__.py
+++ b/__init__.py
@@ -25,7 +25,7 @@
     "name": "Import LDraw",
     "description": "Import LDraw models in .mpd .ldr .l3b and .dat formats",
     "author": "Toby Nelson <tobymnelson@gmail.com>",
-    "version": (1, 1, 15),
+    "version": (1, 1, 16),
     "blender": (2, 81, 0),
     "location": "File > Import",
     "warning": "",
diff --git a/__version__.py b/__version__.py
index 6dc19ac..0ca2313 100644
--- a/__version__.py
+++ b/__version__.py
@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-version = (1, 1, 15)
+version = (1, 1, 16)
diff --git a/loadldraw/loadldraw.py b/loadldraw/loadldraw.py
index 0d3f09b..cbff6b9 100644
--- a/loadldraw/loadldraw.py
+++ b/loadldraw/loadldraw.py
@@ -3887,8 +3887,9 @@ def setupInstructionsLook():
     if scene.camera is not None:
         scene.camera.data.type = 'ORTHO'
 
-    # For Blender Render, set transparent background
-    render.alpha_mode = 'TRANSPARENT'
+    # For Blender Render, set transparent background. (Not available in Blender 3.5.1 or higher.)
+    if hasattr(render, "alpha_mode"):
+        render.alpha_mode = 'TRANSPARENT'
 
     # Turn on cycles transparency
     scene.cycles.film_transparent = True
@@ -3953,6 +3954,12 @@ def setupInstructionsLook():
         layerNames.append("TransparentBricks")
     transLayer = layerNames.index("TransparentBricks")
 
+    # Use Z layer (defaults to off in Blender 3.5.1)
+    if hasattr(layers[transLayer], "use_pass_z"):
+        layers[transLayer].use_pass_z = True
+    if hasattr(layers[solidLayer], "use_pass_z"):
+        layers[solidLayer].use_pass_z = True
+
     # Disable any render/view layers that are not needed
     for i in range(len(layers)):
         if i not in [solidLayer, transLayer]: