From d91b922cadd76a6514f960e49f2d4fb542dd03ad Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 8 May 2026 21:37:19 +0800
Subject: [PATCH 01/30] clean up and add support for custom frame range in
 local rendering

---
 client/ayon_max/api/lib.py                    | 33 +++++++++++++++++
 client/ayon_max/api/lib_renderproducts.py     | 35 ++++++++-----------
 .../plugins/publish/collect_frame_range.py    |  9 +++--
 .../plugins/publish/collect_render.py         |  5 +--
 .../plugins/publish/extract_render.py         | 15 ++++++--
 5 files changed, 69 insertions(+), 28 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 42fd34561b..0bf8e7eee8 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1060,3 +1060,36 @@ def build_general_output_filename(
         ext = match.group("ext")
         filename = f"{name}_{element}..{ext}"
     return os.path.join(output_dir, filename)
+
+
+def get_expected_frames(instance: pyblish.api.Instance) -> list[int]:
+    """Get expected frames from the instance.
+
+    Args:
+        instance (pyblish.api.Instance): The Pyblish instance.
+
+    Returns:
+        list[int]: A list containing the expected frames.
+    """
+    def parse_frame_range(frame_str: str) -> list[int]:
+        """Parse a frame range string into a list of frames.
+
+        Args:
+            frame_str (str): The frame range string.
+
+        Returns:
+            list[int]: A list of frames.
+        """
+        frames = []
+        for part in frame_str.split(","):
+            if "-" in part:
+                start, end = map(int, part.split("-"))
+                frames.extend(range(start, end + 1))
+            else:
+                frames.append(int(part))
+        return frames
+
+    frames = instance.data["custom_frames"]
+    if instance.data["custom_frames"]:
+        return parse_frame_range(frames)
+    return list(range(instance.data["frameStart"], instance.data["frameEnd"] + 1))
diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index 1844fc4fc8..28719b01d8 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -38,7 +38,7 @@ def __init__(self, project_settings: Dict[str, Any] = None):
                 get_current_project_name()
             )
 
-    def get_render_products(self) -> Dict[str, list[str]]:
+    def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
         """Get render output file paths for the current scene.
 
         Handles both beauty and AOV extraction with shared setup logic.
@@ -50,8 +50,7 @@ def get_render_products(self) -> Dict[str, list[str]]:
                 (e.g., "Cryptomatte", "Alpha").
         """
         extension = self.image_format()
-        start_frame = int(rt.rendStart)
-        end_frame = int(rt.rendEnd)
+
         # todo: Support Custom Frames sequences 0,5-10,100-120
         # we can add filtering frames list to get expected frames list
         # instead of using start and end frame
@@ -60,7 +59,7 @@ def get_render_products(self) -> Dict[str, list[str]]:
         render_dict: Dict[str, list[str]] = {}
 
         # Always add beauty pass
-        render_dict["beauty"] = self.get_expected_beauty(start_frame, end_frame, extension)
+        render_dict["beauty"] = self.get_expected_beauty(frame_range, extension)
 
         # Optionally add AOVs
         renderer = get_current_renderer()
@@ -70,8 +69,7 @@ def get_render_products(self) -> Dict[str, list[str]]:
             for aov_name, aov_filepath in render_elements:
                 aov_expected_files = self.get_expected_files(
                     aov_filepath,
-                    start_frame,
-                    end_frame,
+                    frame_range,
                     aov_name,
                     renderer_name
                 )
@@ -80,7 +78,7 @@ def get_render_products(self) -> Dict[str, list[str]]:
         return render_dict
 
     def get_multiple_render_products(
-            self, outputs: list[str], cameras: list[str]
+            self, outputs: list[str], cameras: list[str], frame_range: list[int]
     ) -> Dict[str, list[str]]:
         """Get render output file paths for multiple cameras.
 
@@ -105,11 +103,9 @@ def get_multiple_render_products(
             filename, ext = os.path.splitext(output)
             filename = filename.replace(".", "")
             ext = ext.replace(".", "")
-            start_frame = int(rt.rendStart)
-            end_frame = int(rt.rendEnd)
 
             # Always add beauty pass
-            beauty_files = self.get_expected_beauty(start_frame, end_frame, ext)
+            beauty_files = self.get_expected_beauty(frame_range, ext)
             render_output_frames[f"{camera}_beauty"] = beauty_files
 
             # Add AOVs
@@ -118,8 +114,7 @@ def get_multiple_render_products(
                 for aov_name, aov_filepath in render_elements:
                     aov_expected_files = self.get_expected_files(
                         aov_filepath,
-                        start_frame,
-                        end_frame,
+                        frame_range,
                         aov_name,
                         renderer_name
                     )
@@ -128,12 +123,13 @@ def get_multiple_render_products(
         return render_output_frames
 
     def get_expected_beauty(
-            self, start_frame: int, end_frame: int, extension: str
+            self, frame_range: list[int], extension: str
     ) -> list[str]:
         """Get expected beauty render output file paths for each frame.
 
         Args:
-            start_frame (int): The starting frame number.
+            frame_range (list[int]): The range of frames.
+
             end_frame (int): The ending frame number.
             extension (str): The file extension for the output files.
 
@@ -151,8 +147,7 @@ def get_expected_beauty(
 
         return self.get_expected_files(
             output_path,
-            start_frame,
-            end_frame,
+            frame_range,
             "",
             renderer_name
         )
@@ -258,8 +253,7 @@ def get_arnold_render_output(self, arnold_renderer: Any, extension: str) -> str:
     def get_expected_files(
         self,
         filepath: str,
-        start_frame: int,
-        end_frame: int,
+        frame_range: list[int],
         aov_name: str,
         renderer_name: str,
     ) -> list[str]:
@@ -267,8 +261,7 @@ def get_expected_files(
 
         Args:
             filepath (str): filepath of the render output.
-            start_frame (int): start frame of the render sequence.
-            end_frame (int): end frame of the render sequence.
+            frame_range (list[int]): range of frames of the render sequence.
             aov_name (str): name of the AOV.
             renderer_name (str): name of the renderer.
 
@@ -281,7 +274,7 @@ def get_expected_files(
         name, ext = os.path.splitext(filename)
         name = name.lstrip(".")
         aov_name = aov_name.strip()
-        for frame in range(start_frame, end_frame + 1):
+        for frame in frame_range:
             aov_filename =  f"{name}.{frame:04d}{ext}"
             expected_aov = os.path.join(directory, aov_filename)
             if aov_name and renderer_name.startswith("V_Ray_"):
diff --git a/client/ayon_max/plugins/publish/collect_frame_range.py b/client/ayon_max/plugins/publish/collect_frame_range.py
index cd62830f6a..50d1789fef 100644
--- a/client/ayon_max/plugins/publish/collect_frame_range.py
+++ b/client/ayon_max/plugins/publish/collect_frame_range.py
@@ -1,12 +1,13 @@
 # -*- coding: utf-8 -*-
 import pyblish.api
 from pymxs import runtime as rt
+from ayon_max.api.lib import get_expected_frames
 
 
 class CollectFrameRange(pyblish.api.InstancePlugin):
     """Collect Frame Range."""
 
-    order = pyblish.api.CollectorOrder + 0.011
+    order = pyblish.api.CollectorOrder + 0.019
     label = "Collect Frame Range"
     hosts = ['max']
     families = ["camera", "maxrender",
@@ -16,8 +17,10 @@ class CollectFrameRange(pyblish.api.InstancePlugin):
 
     def process(self, instance):
         if instance.data["productBaseType"] == "maxrender":
-            instance.data["frameStartHandle"] = int(rt.rendStart)
-            instance.data["frameEndHandle"] = int(rt.rendEnd)
+            frame_range = get_expected_frames(instance)
+            instance.data["frameStartHandle"] = min(frame_range)
+            instance.data["frameEndHandle"] = max(frame_range)
+            instance.data["expectedFrameRange"] = frame_range
 
         elif instance.data["productBaseType"] in {"tycache", "tyspline"}:
             operator = instance.data["operator"]
diff --git a/client/ayon_max/plugins/publish/collect_render.py b/client/ayon_max/plugins/publish/collect_render.py
index 7228722b80..d72dd56c76 100644
--- a/client/ayon_max/plugins/publish/collect_render.py
+++ b/client/ayon_max/plugins/publish/collect_render.py
@@ -60,7 +60,8 @@ def process(self, instance):
         renderer_name = str(renderer).split(":")[0]
         renderproducts = RenderProducts(context.data["project_settings"])
         img_format = renderproducts.image_format()
-        files_by_aov: Dict[str, list[str]] = renderproducts.get_render_products()
+        expected_frames = instance.data.get("expectedFrameRange", [])
+        files_by_aov: Dict[str, list[str]] = renderproducts.get_render_products(expected_frames)
 
 
         camera = rt.viewport.GetCamera()
@@ -94,7 +95,7 @@ def process(self, instance):
             instance.data["cameras"] = sel_cam
 
             files_by_aov = renderproducts.get_multiple_render_products(
-                outputs, sel_cam
+                outputs, sel_cam, expected_frames
             )
 
         if "expectedFiles" not in instance.data:
diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index cc1d4c63f3..0faf6cec92 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -34,8 +34,19 @@ def process(self, instance):
                 if camera else rt.viewport.GetCamera()
             )
 
-            for frame in range(int(rt.rendStart), int(rt.rendEnd) + 1):
-                rt.render(frame=frame, vfb=False, camera=camera_node)
+            wasCancelled = rt.Name('wasCancelled')
+            wasCancelled.value = False
+            for frame in instance.data.get("expectedFrameRange", []):
+                rt.render(
+                    frame=frame,
+                    vfb=False,
+                    camera=camera_node,
+                    cancelled=wasCancelled
+                )
+                if wasCancelled.value:
+                    self.log.warning(f"Render cancelled at frame {frame}.")
+                    break
+
                 self.log.debug("Local render extraction completed.")
         else:
             self.log.debug(

From 476d32f39ad29d7278f889cc56c73ed5be720722 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 8 May 2026 21:54:53 +0800
Subject: [PATCH 02/30] make sure we can get the correct frame range in max

---
 client/ayon_max/api/lib.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 0bf8e7eee8..23f293f49c 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1092,4 +1092,4 @@ def parse_frame_range(frame_str: str) -> list[int]:
     frames = instance.data["custom_frames"]
     if instance.data["custom_frames"]:
         return parse_frame_range(frames)
-    return list(range(instance.data["frameStart"], instance.data["frameEnd"] + 1))
+    return list(range(rt.rendStart, rt.rendEnd + 1))

From c1ab81008c15ab0a8bf0a5d7bb3fa421f0d61bf8 Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Fri, 8 May 2026 21:55:15 +0800
Subject: [PATCH 03/30] Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
---
 client/ayon_max/plugins/publish/extract_render.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index 0faf6cec92..8993fbaf1a 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -34,16 +34,16 @@ def process(self, instance):
                 if camera else rt.viewport.GetCamera()
             )
 
-            wasCancelled = rt.Name('wasCancelled')
-            wasCancelled.value = False
+            was_cancelled = rt.Name('wasCancelled')
+            was_cancelled.value = False
             for frame in instance.data.get("expectedFrameRange", []):
                 rt.render(
                     frame=frame,
                     vfb=False,
                     camera=camera_node,
-                    cancelled=wasCancelled
+                    cancelled=was_cancelled
                 )
-                if wasCancelled.value:
+                if was_cancelled.value:
                     self.log.warning(f"Render cancelled at frame {frame}.")
                     break
 

From 9fbe3510af0fede41cb46cd4db2c97bed8883a11 Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Fri, 8 May 2026 21:56:20 +0800
Subject: [PATCH 04/30] Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
---
 client/ayon_max/api/lib.py | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 23f293f49c..85087857e3 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1082,11 +1082,31 @@ def parse_frame_range(frame_str: str) -> list[int]:
         """
         frames = []
         for part in frame_str.split(","):
+            part = part.strip()
+            if not part:
+                continue
+
             if "-" in part:
-                start, end = map(int, part.split("-"))
+                start_end = part.split("-", 1)
+                if len(start_end) != 2 or not start_end[0] or not start_end[1]:
+                    raise ValueError(
+                        f"Invalid frame range segment: '{part}'"
+                    )
+
+                start, end = map(int, start_end)
+                if start > end:
+                    raise ValueError(
+                        f"Frame range start must be less than or equal "
+                        f"to end: '{part}'"
+                    )
                 frames.extend(range(start, end + 1))
             else:
                 frames.append(int(part))
+
+        if not frames:
+            raise ValueError(
+                f"No valid frames could be parsed from '{frame_str}'"
+            )
         return frames
 
     frames = instance.data["custom_frames"]

From 8813e5dfe7e3f721145aa4bd6d46b4f49fa7855e Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Fri, 8 May 2026 21:56:38 +0800
Subject: [PATCH 05/30] Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
---
 client/ayon_max/api/lib_renderproducts.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index 28719b01d8..8ec2ed4d77 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -128,9 +128,8 @@ def get_expected_beauty(
         """Get expected beauty render output file paths for each frame.
 
         Args:
-            frame_range (list[int]): The range of frames.
-
-            end_frame (int): The ending frame number.
+            frame_range (list[int]): The frame range to generate expected
+                output file paths for.
             extension (str): The file extension for the output files.
 
         Returns:

From dd97e28c0be3691254e03423dce48297fac3a090 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 8 May 2026 22:00:09 +0800
Subject: [PATCH 06/30] upload the code suggestion by copilot

---
 client/ayon_max/api/lib.py                        | 8 +++++---
 client/ayon_max/plugins/publish/extract_render.py | 4 ++--
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 85087857e3..13558345fe 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1109,7 +1109,9 @@ def parse_frame_range(frame_str: str) -> list[int]:
             )
         return frames
 
-    frames = instance.data["custom_frames"]
-    if instance.data["custom_frames"]:
+    frames = instance.data.get("custom_frames", "")
+    if frames:
         return parse_frame_range(frames)
-    return list(range(rt.rendStart, rt.rendEnd + 1))
+    frame_start = int(rt.rendStart)
+    frame_end = int(rt.rendEnd)
+    return list(range(frame_start, frame_end + 1))
diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index 8993fbaf1a..d110aaac2b 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -36,7 +36,7 @@ def process(self, instance):
 
             was_cancelled = rt.Name('wasCancelled')
             was_cancelled.value = False
-            for frame in instance.data.get("expectedFrameRange", []):
+            for frame in instance.data["expectedFrameRange"]:
                 rt.render(
                     frame=frame,
                     vfb=False,
@@ -47,7 +47,7 @@ def process(self, instance):
                     self.log.warning(f"Render cancelled at frame {frame}.")
                     break
 
-                self.log.debug("Local render extraction completed.")
+            self.log.debug("Local render extraction completed.")
         else:
             self.log.debug(
                 "Local render extraction for multi-camera is already "

From ebe08da902628473ef096b7e441f87535bd845f4 Mon Sep 17 00:00:00 2001
From: Kayla <moonyuet2008@hotmail.com>
Date: Tue, 26 May 2026 17:19:51 +0200
Subject: [PATCH 07/30] wip: rename custom_frames to customFrames

---
 client/ayon_max/api/lib.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 13558345fe..f379360353 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1109,7 +1109,7 @@ def parse_frame_range(frame_str: str) -> list[int]:
             )
         return frames
 
-    frames = instance.data.get("custom_frames", "")
+    frames = instance.data.get("customFrames", "")
     if frames:
         return parse_frame_range(frames)
     frame_start = int(rt.rendStart)

From 2249e81b8c00906d05c8cd85083696b929ead8b2 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 2 Jul 2026 17:39:01 +0800
Subject: [PATCH 08/30] remove unused logic.

---
 client/ayon_max/plugins/publish/extract_render.py | 2 --
 1 file changed, 2 deletions(-)

diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index 6465ac1c01..6e035ed3d2 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -37,8 +37,6 @@ def process(self, instance):
                 if camera else rt.viewport.GetCamera()
             )
 
-            was_cancelled = rt.Name('wasCancelled')
-            was_cancelled.value = False
             for frame in instance.data["expectedFrameRange"]:
                 _, cancelled = rt.render(
                     frame=frame,

From e6e48d6479c8e80ea7c2bb2483011873242f9033 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 2 Jul 2026 19:04:17 +0800
Subject: [PATCH 09/30] Clean up and implement the existing logic from core

---
 client/ayon_max/api/lib.py                    | 42 ++-----------------
 .../plugins/publish/extract_render.py         |  1 -
 2 files changed, 3 insertions(+), 40 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index f379360353..d662ec828b 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -23,6 +23,8 @@
 from ayon_core.pipeline.context_tools import (
     get_current_task_entity
 )
+from ayon_core.pipeline.farm.pyblish_functions import \
+    convert_frames_str_to_list
 from ayon_core.pipeline.create import CreateContext
 from ayon_core.style import load_stylesheet
 
@@ -1071,47 +1073,9 @@ def get_expected_frames(instance: pyblish.api.Instance) -> list[int]:
     Returns:
         list[int]: A list containing the expected frames.
     """
-    def parse_frame_range(frame_str: str) -> list[int]:
-        """Parse a frame range string into a list of frames.
-
-        Args:
-            frame_str (str): The frame range string.
-
-        Returns:
-            list[int]: A list of frames.
-        """
-        frames = []
-        for part in frame_str.split(","):
-            part = part.strip()
-            if not part:
-                continue
-
-            if "-" in part:
-                start_end = part.split("-", 1)
-                if len(start_end) != 2 or not start_end[0] or not start_end[1]:
-                    raise ValueError(
-                        f"Invalid frame range segment: '{part}'"
-                    )
-
-                start, end = map(int, start_end)
-                if start > end:
-                    raise ValueError(
-                        f"Frame range start must be less than or equal "
-                        f"to end: '{part}'"
-                    )
-                frames.extend(range(start, end + 1))
-            else:
-                frames.append(int(part))
-
-        if not frames:
-            raise ValueError(
-                f"No valid frames could be parsed from '{frame_str}'"
-            )
-        return frames
-
     frames = instance.data.get("customFrames", "")
     if frames:
-        return parse_frame_range(frames)
+        return convert_frames_str_to_list(frames)
     frame_start = int(rt.rendStart)
     frame_end = int(rt.rendEnd)
     return list(range(frame_start, frame_end + 1))
diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index 6e035ed3d2..d22f1c99e7 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -40,7 +40,6 @@ def process(self, instance):
             for frame in instance.data["expectedFrameRange"]:
                 _, cancelled = rt.render(
                     frame=frame,
-                    vfb=False,
                     camera=camera_node,
                     cancelled=pymxs.byref(None)
                 )

From 492004b34b8f975cf82ede40da7f8f775c388152 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 2 Jul 2026 19:41:24 +0800
Subject: [PATCH 10/30] add hasExplicitFrames and reuseLastVersion data

---
 client/ayon_max/plugins/publish/collect_render_local.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index 78db346939..843726a4b8 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -74,6 +74,11 @@ def process(self, instance):
             aov_instance.data.update(aov_instance_data)
             aov_instance.data["families"] = [f"render.{render_target}"]
 
+            aov_instance.data["hasExplicitFrames"] = True
+            aov_instance.data["reuseLastVersion"] = instance.data.get(
+                "reuse_last_version", False
+            )
+
             # Pass on 'review' family
             if "review" in aov_instance_data["families"]:
                 aov_instance.data["families"].append("review")

From 0f38a37ae995384e34963b76c3b8623bf6c52ce0 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 2 Jul 2026 20:44:19 +0800
Subject: [PATCH 11/30] revert vfb changes

---
 client/ayon_max/plugins/publish/extract_render.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index d22f1c99e7..6e035ed3d2 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -40,6 +40,7 @@ def process(self, instance):
             for frame in instance.data["expectedFrameRange"]:
                 _, cancelled = rt.render(
                     frame=frame,
+                    vfb=False,
                     camera=camera_node,
                     cancelled=pymxs.byref(None)
                 )

From 48a13e0bf4e08b636b96169b7bc01947d837a3aa Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Tue, 7 Jul 2026 17:01:45 +0800
Subject: [PATCH 12/30] Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
---
 client/ayon_max/plugins/publish/collect_render.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/client/ayon_max/plugins/publish/collect_render.py b/client/ayon_max/plugins/publish/collect_render.py
index 2b87798c5c..7ed114e5b9 100644
--- a/client/ayon_max/plugins/publish/collect_render.py
+++ b/client/ayon_max/plugins/publish/collect_render.py
@@ -61,7 +61,9 @@ def process(self, instance):
         renderer_name = str(renderer).split(":")[0]
         renderproducts = RenderProducts(context.data["project_settings"])
         img_format = renderproducts.image_format()
-        expected_frames = instance.data.get("expectedFrameRange", [])
+        expected_frames = instance.data.get("expectedFrameRange")
+        if not expected_frames:
+            expected_frames = list(range(int(rt.rendStart), int(rt.rendEnd) + 1))
         files_by_aov: Dict[str, list[str]] = renderproducts.get_render_products(expected_frames)
 
 

From b00226a8180806009a8869bb900e4d26ae68a8c5 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Tue, 7 Jul 2026 17:11:07 +0800
Subject: [PATCH 13/30] revert the change by cilpot suggestion & implement the
 changes to make sure the frame lists are at the correct order.

---
 client/ayon_max/api/lib.py                        | 14 +++++++++++---
 client/ayon_max/plugins/publish/collect_render.py |  2 --
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index d662ec828b..28a4b755ab 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -18,6 +18,7 @@
     AYON_INSTANCE_ID,
     AVALON_INSTANCE_ID,
 )
+from ayon_core.pipeline.publish import PublishError
 from ayon_core.tools.utils import SimplePopup
 from ayon_core.settings import get_project_settings
 from ayon_core.pipeline.context_tools import (
@@ -1073,9 +1074,16 @@ def get_expected_frames(instance: pyblish.api.Instance) -> list[int]:
     Returns:
         list[int]: A list containing the expected frames.
     """
-    frames = instance.data.get("customFrames", "")
-    if frames:
-        return convert_frames_str_to_list(frames)
+    frames_str = instance.data.get("customFrames", "")
+    if frames_str:
+        frames_list = convert_frames_str_to_list(frames_str.strip())
+        frames_list = sorted({int(frame) for frame in frames_list})
+        if not frames_list:
+            raise PublishError(
+                f"Invalid customFrames value: {frames_str}. "
+                "Expected a comma-separated list of integers or ranges."
+            )
+        return frames_list
     frame_start = int(rt.rendStart)
     frame_end = int(rt.rendEnd)
     return list(range(frame_start, frame_end + 1))
diff --git a/client/ayon_max/plugins/publish/collect_render.py b/client/ayon_max/plugins/publish/collect_render.py
index 7ed114e5b9..707ea684f9 100644
--- a/client/ayon_max/plugins/publish/collect_render.py
+++ b/client/ayon_max/plugins/publish/collect_render.py
@@ -62,8 +62,6 @@ def process(self, instance):
         renderproducts = RenderProducts(context.data["project_settings"])
         img_format = renderproducts.image_format()
         expected_frames = instance.data.get("expectedFrameRange")
-        if not expected_frames:
-            expected_frames = list(range(int(rt.rendStart), int(rt.rendEnd) + 1))
         files_by_aov: Dict[str, list[str]] = renderproducts.get_render_products(expected_frames)
 
 

From 944d506cacc37eb2f850692b5e5cb5cb7cb1c8c4 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Tue, 7 Jul 2026 17:12:14 +0800
Subject: [PATCH 14/30] add docstrings.

---
 client/ayon_max/api/lib_renderproducts.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index e252261026..072a1c2c75 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -89,6 +89,8 @@ def get_multiple_render_products(
         Args:
             outputs (list[str]): A list of output file paths.
             cameras (list[str]): A list of camera names.
+            frame_range (list[int]): A list of frames to generate expected
+                output file paths for.
 
         Returns:
             Dict[str, list[str]]: A dictionary containing render output file

From ba0d366c48d62be0744fb2de57b2b5a8ea77b36a Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Tue, 7 Jul 2026 21:13:10 +0800
Subject: [PATCH 15/30] add the colorspace data into the OIIO transcode.

---
 .../plugins/publish/collect_render.py         | 27 ++++++++++---------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/client/ayon_max/plugins/publish/collect_render.py b/client/ayon_max/plugins/publish/collect_render.py
index 707ea684f9..fd13bb980c 100644
--- a/client/ayon_max/plugins/publish/collect_render.py
+++ b/client/ayon_max/plugins/publish/collect_render.py
@@ -112,18 +112,6 @@ def process(self, instance):
         if colorspace_data:
             instance.data.update(colorspace_data)
 
-        colorspace_product = colorspace.ARenderProduct(
-            instance.data["frameStartHandle"],
-            instance.data["frameEndHandle"]
-        )
-        colorspace_product.add_colorspace_data(
-            product_name=str(instance.name),
-            colorspace=colorspace_data.get("colorspace", "sRGB"),
-            view=colorspace_data.get("sceneView", "ACES 1.0"),
-            display=colorspace_data.get("sceneDisplay", "sRGB")
-        )
-        instance.data["renderProducts"] = colorspace_product
-
         instance.data["publishJobState"] = "Suspended"
         instance.data["attachTo"] = []
 
@@ -141,7 +129,20 @@ def process(self, instance):
         )
         self._precollect_required_data(instance)
 
-        # also need to get the render dir for conversion
+        # set the colorspace data for each AOV in the instance data
+        for aov_name in files_by_aov.keys():
+            colorspace_product = colorspace.ARenderProduct(
+                instance.data["frameStartHandle"],
+                instance.data["frameEndHandle"]
+            )
+            colorspace_product.add_colorspace_data(
+                product_name=aov_name,
+                colorspace=colorspace_data.get("colorspace", "sRGB"),
+                view=colorspace_data.get("sceneView", "ACES 1.0"),
+                display=colorspace_data.get("sceneDisplay", "sRGB")
+            )
+            instance.data["renderProducts"] = colorspace_product
+
         data = {
             "folderPath": instance.data["folderPath"],
             "workfile_name": filename,

From 40245600d5e117f4137c1d97da7c8b897ed9747b Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Thu, 16 Jul 2026 01:05:35 +0800
Subject: [PATCH 16/30] Update client/ayon_max/api/lib.py
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Ondřej Samohel <33513211+antirotor@users.noreply.github.com>
---
 client/ayon_max/api/lib.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 23e7f8948e..969a7fa94a 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -29,8 +29,9 @@
     get_current_task_entity
 )
 from ayon_core.pipeline.template_data import get_template_data_with_names
-from ayon_core.pipeline.farm.pyblish_functions import \
-    convert_frames_str_to_list
+from ayon_core.pipeline.farm.pyblish_functions import (
+    convert_frames_str_to_list,
+)
 from ayon_core.pipeline.create import CreateContext
 from ayon_core.style import load_stylesheet
 

From ea91cfdc340b373bdb1ed1d0803bbb12ffc24cb6 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 16 Jul 2026 14:15:09 +0800
Subject: [PATCH 17/30] add docstring

---
 client/ayon_max/api/lib_renderproducts.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index f9aed9a577..d08895dd90 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -44,6 +44,10 @@ def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
         Handles both beauty and AOV extraction with shared setup logic.
         Always includes the beauty pass; optionally includes render elements/AOVs.
 
+        Args:
+            frame_range (list[int]): A list of frames to generate expected
+                output file paths for.
+
         Returns:
             Dict[str, list[str]]: A dictionary containing render output file paths.
                 Beauty key is "beauty"; AOV keys are named after the render element

From a0e7ad08bf2c2990045dd9fa503f6ab97f54daf3 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 16 Jul 2026 14:15:42 +0800
Subject: [PATCH 18/30] add comment for `hasExplicitFrames` and remove
 unneccessary instance data

---
 client/ayon_max/plugins/publish/collect_render_local.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index 50dea7537d..f126a3ba0c 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -78,10 +78,10 @@ def process(self, instance):
             aov_instance.data.update(aov_instance_data)
             aov_instance.data["families"] = [f"render.{render_target}"]
 
+            # The hasExplicitFrames flag controls whether frame indices are renumbered.
+            # Setting this to True ensures the published frames keep their original numbering
+            # and are not shifted during integration with the AOV server.
             aov_instance.data["hasExplicitFrames"] = True
-            aov_instance.data["reuseLastVersion"] = instance.data.get(
-                "reuse_last_version", False
-            )
 
             # Pass on 'review' family
             if "review" in aov_instance_data["families"]:

From 8a70ebaab617fac37455efd58f960b1ea37a6b12 Mon Sep 17 00:00:00 2001
From: Kayla Man <64118225+moonyuet@users.noreply.github.com>
Date: Thu, 16 Jul 2026 18:45:18 +0800
Subject: [PATCH 19/30] Update
 client/ayon_max/plugins/publish/collect_render_local.py
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Ondřej Samohel <33513211+antirotor@users.noreply.github.com>
---
 client/ayon_max/plugins/publish/collect_render_local.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index f126a3ba0c..cc0164cf55 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -80,7 +80,7 @@ def process(self, instance):
 
             # The hasExplicitFrames flag controls whether frame indices are renumbered.
             # Setting this to True ensures the published frames keep their original numbering
-            # and are not shifted during integration with the AOV server.
+            # and are not shifted during integration with the AYON server.
             aov_instance.data["hasExplicitFrames"] = True
 
             # Pass on 'review' family

From c31a3d135a281552d4e90a5177e120d610d5e4d7 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 30 Jul 2026 21:07:20 +0800
Subject: [PATCH 20/30] rename frame_range  to frames

---
 client/ayon_max/api/lib_renderproducts.py | 28 +++++++++++------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index d08895dd90..5eb112bafa 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -38,14 +38,14 @@ def __init__(self, project_settings: Dict[str, Any] = None):
                 get_current_project_name()
             )
 
-    def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
+    def get_render_products(self, frames: list[int]) -> Dict[str, list[str]]:
         """Get render output file paths for the current scene.
 
         Handles both beauty and AOV extraction with shared setup logic.
         Always includes the beauty pass; optionally includes render elements/AOVs.
 
         Args:
-            frame_range (list[int]): A list of frames to generate expected
+            frames (list[int]): A list of frames to generate expected
                 output file paths for.
 
         Returns:
@@ -63,7 +63,7 @@ def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
         render_dict: Dict[str, list[str]] = {}
 
         # Always add beauty pass
-        render_dict["beauty"] = self.get_expected_beauty(frame_range, extension)
+        render_dict["beauty"] = self.get_expected_beauty(frames, extension)
 
         # Optionally add AOVs
         renderer = get_current_renderer()
@@ -73,7 +73,7 @@ def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
             for aov_name, aov_filepath in render_elements:
                 aov_expected_files = self.get_expected_files(
                     aov_filepath,
-                    frame_range,
+                    frames,
                     aov_name,
                     renderer_name
                 )
@@ -81,7 +81,7 @@ def get_render_products(self, frame_range: list[int]) -> Dict[str, list[str]]:
         return render_dict
 
     def get_multiple_render_products(
-            self, outputs: list[str], cameras: list[str], frame_range: list[int]
+            self, outputs: list[str], cameras: list[str], frames: list[int]
     ) -> Dict[str, list[str]]:
         """Get render output file paths for multiple cameras.
 
@@ -92,7 +92,7 @@ def get_multiple_render_products(
         Args:
             outputs (list[str]): A list of output file paths.
             cameras (list[str]): A list of camera names.
-            frame_range (list[int]): A list of frames to generate expected
+            frames (list[int]): A list of frames to generate expected
                 output file paths for.
 
         Returns:
@@ -110,7 +110,7 @@ def get_multiple_render_products(
             ext = ext.replace(".", "")
 
             # Always add beauty pass
-            beauty_files = self.get_expected_beauty(frame_range, ext)
+            beauty_files = self.get_expected_beauty(frames, ext)
             render_output_frames[f"{camera}_beauty"] = beauty_files
 
             # Add AOVs
@@ -119,7 +119,7 @@ def get_multiple_render_products(
                 for aov_name, aov_filepath in render_elements:
                     aov_expected_files = self.get_expected_files(
                         aov_filepath,
-                        frame_range,
+                        frames,
                         aov_name,
                         renderer_name
                     )
@@ -128,12 +128,12 @@ def get_multiple_render_products(
         return render_output_frames
 
     def get_expected_beauty(
-            self, frame_range: list[int], extension: str
+            self, frames: list[int], extension: str
     ) -> list[str]:
         """Get expected beauty render output file paths for each frame.
 
         Args:
-            frame_range (list[int]): The frame range to generate expected
+            frames (list[int]): The frame range to generate expected
                 output file paths for.
             extension (str): The file extension for the output files.
 
@@ -151,7 +151,7 @@ def get_expected_beauty(
 
         return self.get_expected_files(
             output_path,
-            frame_range,
+            frames,
             "",
             renderer_name
         )
@@ -263,7 +263,7 @@ def get_arnold_render_output(self, arnold_renderer: Any, extension: str) -> str:
     def get_expected_files(
         self,
         filepath: str,
-        frame_range: list[int],
+        frames: list[int],
         aov_name: str,
         renderer_name: str,
     ) -> list[str]:
@@ -271,7 +271,7 @@ def get_expected_files(
 
         Args:
             filepath (str): filepath of the render output.
-            frame_range (list[int]): range of frames of the render sequence.
+            frames (list[int]): range of frames of the render sequence.
             aov_name (str): name of the AOV.
             renderer_name (str): name of the renderer.
 
@@ -286,7 +286,7 @@ def get_expected_files(
         name, ext = os.path.splitext(filename)
         name = name.lstrip(".")
         aov_name = aov_name.strip()
-        for frame in frame_range:
+        for frame in frames:
             aov_filename =  f"{name}.{frame:04d}{ext}"
             expected_aov = os.path.join(directory, aov_filename)
             if aov_name and renderer_name.startswith("V_Ray_"):

From f5de5af3f55d234d24d4e001a2486823a6137287 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 30 Jul 2026 21:08:33 +0800
Subject: [PATCH 21/30] add comment to explain why ordering move later

---
 client/ayon_max/plugins/publish/collect_frame_range.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/client/ayon_max/plugins/publish/collect_frame_range.py b/client/ayon_max/plugins/publish/collect_frame_range.py
index 50d1789fef..65485190f0 100644
--- a/client/ayon_max/plugins/publish/collect_frame_range.py
+++ b/client/ayon_max/plugins/publish/collect_frame_range.py
@@ -7,6 +7,8 @@
 class CollectFrameRange(pyblish.api.InstancePlugin):
     """Collect Frame Range."""
 
+    # move the collector order later to ensure
+    # it run after CollectCustomFrameRange in Core addon
     order = pyblish.api.CollectorOrder + 0.019
     label = "Collect Frame Range"
     hosts = ['max']

From 87e8ebbb55f929ad7311cfbbf97e858da0f89459 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 30 Jul 2026 21:08:47 +0800
Subject: [PATCH 22/30] clean up

---
 client/ayon_max/api/lib.py | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index 969a7fa94a..c1a1adca89 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -1171,12 +1171,6 @@ def get_expected_frames(instance: pyblish.api.Instance) -> list[int]:
     frames_str = instance.data.get("customFrames", "")
     if frames_str:
         frames_list = convert_frames_str_to_list(frames_str.strip())
-        frames_list = sorted({int(frame) for frame in frames_list})
-        if not frames_list:
-            raise PublishError(
-                f"Invalid customFrames value: {frames_str}. "
-                "Expected a comma-separated list of integers or ranges."
-            )
         return frames_list
     frame_start = int(rt.rendStart)
     frame_end = int(rt.rendEnd)

From 6ddfc05a934de85d5aa08666e36ffaaea64225e3 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 30 Jul 2026 21:15:39 +0800
Subject: [PATCH 23/30] clarify the comment on HasExplicitFrames

---
 client/ayon_max/plugins/publish/collect_render_local.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index cc0164cf55..ea3351ef10 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -78,9 +78,8 @@ def process(self, instance):
             aov_instance.data.update(aov_instance_data)
             aov_instance.data["families"] = [f"render.{render_target}"]
 
-            # The hasExplicitFrames flag controls whether frame indices are renumbered.
-            # Setting this to True ensures the published frames keep their original numbering
-            # and are not shifted during integration with the AYON server.
+            # The hasExplicitFrames flag would ensure the preset frame ranges are
+            # preserved and not renumbered to consecutive frame ranges on publish.
             aov_instance.data["hasExplicitFrames"] = True
 
             # Pass on 'review' family

From 8d8e0e98176b49facfe10bd34a62b818615468c3 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Thu, 30 Jul 2026 21:17:13 +0800
Subject: [PATCH 24/30] ruff fix

---
 client/ayon_max/api/lib.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index c1a1adca89..dc0048e5ed 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -22,7 +22,6 @@
     AVALON_INSTANCE_ID,
 )
 from ayon_core.lib import StringTemplate, get_version_from_path
-from ayon_core.pipeline.publish import PublishError
 from ayon_core.tools.utils import SimplePopup
 from ayon_core.settings import get_project_settings
 from ayon_core.pipeline.context_tools import (

From 5868d9b466763506597ae2c815271ee9c6334613 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Mon, 10 Aug 2026 21:27:56 +0800
Subject: [PATCH 25/30] update the repair action for repairing arnold render
 settings.

---
 client/ayon_max/plugins/publish/validate_rendersettings.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/ayon_max/plugins/publish/validate_rendersettings.py b/client/ayon_max/plugins/publish/validate_rendersettings.py
index cbe9a2d3ee..7b9f856218 100644
--- a/client/ayon_max/plugins/publish/validate_rendersettings.py
+++ b/client/ayon_max/plugins/publish/validate_rendersettings.py
@@ -496,12 +496,12 @@ def repair_arnold_settings(
             if not path:
                 path = reset_rendersetting(instance, project_settings)
                 render_dir = os.path.dirname(path)
-        aov_manager.outputPath = path
         filename = os.path.basename(path)
         rt.rendOutputFilename = build_general_output_filename(
             render_dir,
             filename,
         )
+        aov_manager.outputPath = os.path.dirname(rt.rendOutputFilename)
         driver = aov_manager.drivers[0]
         driver.multipart = get_multipass_setting(
             renderer_name,

From 34a3fa288bb91ad5724ebef2d3c37c7751f25129 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Mon, 10 Aug 2026 22:51:28 +0800
Subject: [PATCH 26/30] fix the local rendering failed in Arnold.

---
 .../ayon_max/plugins/publish/extract_render.py   | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/client/ayon_max/plugins/publish/extract_render.py b/client/ayon_max/plugins/publish/extract_render.py
index 6e035ed3d2..9d8aba532d 100644
--- a/client/ayon_max/plugins/publish/extract_render.py
+++ b/client/ayon_max/plugins/publish/extract_render.py
@@ -1,4 +1,6 @@
 from __future__ import annotations
+
+import os
 from ayon_core.pipeline import publish
 from ayon_core.pipeline.publish import KnownPublishError
 
@@ -36,13 +38,19 @@ def process(self, instance):
                 rt.getNodeByName(camera)
                 if camera else rt.viewport.GetCamera()
             )
-
+            kwargs = {
+                "camera_node": camera_node,
+                "cancelled": pymxs.byref(None),
+                "vfb": False,
+            }
             for frame in instance.data["expectedFrameRange"]:
+                if instance.data["renderer"].startswith("Arnold"):
+                    filename, ext = os.path.splitext(rt.rendOutputFilename)
+                    new_output = f"{filename}{frame:04d}{ext}"
+                    kwargs["outputFile"] = new_output
                 _, cancelled = rt.render(
                     frame=frame,
-                    vfb=False,
-                    camera=camera_node,
-                    cancelled=pymxs.byref(None)
+                    **kwargs
                 )
                 if cancelled:
                     raise KnownPublishError(f"Render cancelled at frame {frame}.")

From 38b3a687191310bfad066270b43b96f640399d78 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 14 Aug 2026 14:33:30 +0800
Subject: [PATCH 27/30] normalize the path for stagingDir when using local
 rendering

---
 client/ayon_max/plugins/publish/collect_render_local.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index ea3351ef10..03863e5062 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -1,3 +1,5 @@
+import os
+
 import pyblish.api
 
 from ayon_core.pipeline.farm.pyblish_functions import (
@@ -71,7 +73,7 @@ def process(self, instance):
             # like the "stagingDir" for each representation which we will make
             # absolute again.
             for repre in aov_instance_data["representations"]:
-                repre["stagingDir"] = anatomy.fill_root(repre["stagingDir"])
+                repre["stagingDir"] = os.path.normpath(anatomy.fill_root(repre["stagingDir"]))
             aov_instance = context.create_instance(
                 aov_instance_data["productName"]
             )

From e5a4bab00410391a3a961d4e70c459357bcae744 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 14 Aug 2026 18:56:22 +0800
Subject: [PATCH 28/30] use Pathlib only for expectedFiles.

---
 client/ayon_max/api/lib.py                            |  8 +++-----
 client/ayon_max/api/lib_renderproducts.py             | 11 ++++++-----
 .../ayon_max/plugins/publish/collect_render_local.py  |  2 +-
 3 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index dc0048e5ed..d8550094a9 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -4,7 +4,6 @@
 import contextlib
 import logging
 import json
-from pathlib import Path
 from functools import partial
 import pyblish.api
 import re
@@ -306,10 +305,9 @@ def get_default_render_folder(
     render_data["work"] = work_dir
     render_folder = project_setting["max"]["RenderSettings"]["default_render_image_folder"]
     formatted_render_folder = StringTemplate(render_folder).format(render_data)
-    normalized_render_folder = Path(formatted_render_folder)
-    if not normalized_render_folder.is_absolute():
-        normalized_render_folder = Path(work_dir) / normalized_render_folder
-    return str(normalized_render_folder)
+    if not os.path.isabs(formatted_render_folder):
+        formatted_render_folder = os.path.join(work_dir, formatted_render_folder)
+    return formatted_render_folder
 
 
 def get_vray_settings(renderer_name: str, renderer: Any) -> Any:
diff --git a/client/ayon_max/api/lib_renderproducts.py b/client/ayon_max/api/lib_renderproducts.py
index 5eb112bafa..6f3a33f484 100644
--- a/client/ayon_max/api/lib_renderproducts.py
+++ b/client/ayon_max/api/lib_renderproducts.py
@@ -4,6 +4,7 @@
 # https://help.autodesk.com/view/ARNOL/ENU/?guid=arnold_for_3ds_max_ax_maxscript_commands_ax_renderview_commands_html
 from __future__ import annotations
 import os
+from pathlib import Path
 from typing import Dict, Any
 
 try:
@@ -281,19 +282,19 @@ def get_expected_files(
         expected_aovs: list[str] = []
         if not filepath:
             return expected_aovs
-        directory = os.path.dirname(filepath)
-        filename = os.path.basename(filepath)
+        file_path = Path(filepath)
+        directory = file_path.parent
+        filename = file_path.name
         name, ext = os.path.splitext(filename)
         name = name.lstrip(".")
         aov_name = aov_name.strip()
         for frame in frames:
             aov_filename =  f"{name}.{frame:04d}{ext}"
-            expected_aov = os.path.join(directory, aov_filename)
             if aov_name and renderer_name.startswith("V_Ray_"):
                 aov_filename = f"{name}.{aov_name}.{frame:04d}{ext}"
             aov_filename = reformat_filename(aov_filename)
-            expected_aov = os.path.join(directory, aov_filename)
-            expected_aovs.append(expected_aov)
+            expected_aov = Path(directory) / aov_filename
+            expected_aovs.append(expected_aov.as_posix())
 
         return expected_aovs
 
diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index 03863e5062..afd51493b4 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -73,7 +73,7 @@ def process(self, instance):
             # like the "stagingDir" for each representation which we will make
             # absolute again.
             for repre in aov_instance_data["representations"]:
-                repre["stagingDir"] = os.path.normpath(anatomy.fill_root(repre["stagingDir"]))
+                repre["stagingDir"] = anatomy.fill_root(repre["stagingDir"])
             aov_instance = context.create_instance(
                 aov_instance_data["productName"]
             )

From ecc9991a4fef12fea0ab2f0af8ba3492bcc9e02e Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 14 Aug 2026 19:00:23 +0800
Subject: [PATCH 29/30] ruff fix

---
 client/ayon_max/plugins/publish/collect_render_local.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/client/ayon_max/plugins/publish/collect_render_local.py b/client/ayon_max/plugins/publish/collect_render_local.py
index afd51493b4..645a893597 100644
--- a/client/ayon_max/plugins/publish/collect_render_local.py
+++ b/client/ayon_max/plugins/publish/collect_render_local.py
@@ -1,4 +1,3 @@
-import os
 
 import pyblish.api
 

From 67e2d2bc03c3fb9216ff87535bf78193018ce859 Mon Sep 17 00:00:00 2001
From: Kayla Man <moonyuet2008@hotmail.com>
Date: Fri, 14 Aug 2026 21:29:50 +0800
Subject: [PATCH 30/30] normalized the forward slashes to fix the path issue
 faced in Arnold

---
 client/ayon_max/api/lib.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/client/ayon_max/api/lib.py b/client/ayon_max/api/lib.py
index d8550094a9..2c545161c3 100644
--- a/client/ayon_max/api/lib.py
+++ b/client/ayon_max/api/lib.py
@@ -307,7 +307,8 @@ def get_default_render_folder(
     formatted_render_folder = StringTemplate(render_folder).format(render_data)
     if not os.path.isabs(formatted_render_folder):
         formatted_render_folder = os.path.join(work_dir, formatted_render_folder)
-    return formatted_render_folder
+    # Normalize to forward slashes for consistency
+    return formatted_render_folder.replace("\\", "/")
 
 
 def get_vray_settings(renderer_name: str, renderer: Any) -> Any: