From e816bfa0f995945188f313aaa37a26b77fa2d5da Mon Sep 17 00:00:00 2001
From: painter890602 <124643595+princepainter@users.noreply.github.com>
Date: Fri, 23 Jan 2026 13:25:51 +0800
Subject: [PATCH] Add files via upload

---
 PainterFrameMath.py | 28 ++++++++++++++++++++++++++++
 __init__.py         |  9 +++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 PainterFrameMath.py
 create mode 100644 __init__.py

diff --git a/PainterFrameMath.py b/PainterFrameMath.py
new file mode 100644
index 0000000..2307c08
--- /dev/null
+++ b/PainterFrameMath.py
@@ -0,0 +1,28 @@
+from typing import Tuple
+
+class PainterFrameMath:
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "frame_number": ("INT", {"default": 1, "min": 1, "max": 999999, "step": 1, "forceInput": True}),
+            }
+        }
+
+    RETURN_TYPES = ("INT",)
+    RETURN_NAMES = ("aligned_frame",)
+    FUNCTION = "align_frame"
+    CATEGORY = "Prince"
+
+    def align_frame(self, frame_number: int) -> Tuple[int]:
+        # Calculate remainder when (frame_number - 1) is divided by 4
+        remainder = (frame_number - 1) % 4
+        
+        # If remainder is 0, frame_number is already in 4N+1 format
+        # Otherwise, add the difference to reach next 4N+1 number
+        if remainder == 0:
+            aligned = frame_number
+        else:
+            aligned = frame_number + (4 - remainder)
+        
+        return (aligned,)
diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..d5c2ba8
--- /dev/null
+++ b/__init__.py
@@ -0,0 +1,9 @@
+from .PainterFrameMath import PainterFrameMath
+
+NODE_CLASS_MAPPINGS = {
+    "PainterFrameMath": PainterFrameMath,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "PainterFrameMath": "PainterFrameMath",
+}