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MVTF_Undulation.js You can walk stairs smooth!

BMM_Archive · July 15, 2026

Preserved forum archive. This topic stores the original first post and locally mirrored RPG Maker Web attachments when available. It is posted by the BMMPlay archive account, not by the original creator.

Original Source

  • Original title: TF_Undulation.js You can walk stairs smooth!
  • Original author: Tonbi
  • Original date: September 14, 2019
  • Source thread: https://forums.rpgmakerweb.com/threads/tf_undulation-js-you-can-walk-stairs-smooth.113291/
  • Source forum path: Game Development Engines > RPG Maker Javascript Plugins > JS Plugin Releases (RMMV)

Summary

TF_Undulation.js 1.8.6.1 Tonbi@Tobishima-Factory​ Introduction Can walk tiles of different height naturally, such as stairs.

Archived First Post

TF_Undulation.js 1.8.6.1
Tonbi@Tobishima-Factory

Introduction
Can walk tiles of different height naturally, such as stairs.

Credits & Terms of Usage!
  • (c) Tonbi@Tobishima-Factory
  • Released under the MIT License.
Download
https://github.com/tonbijp/RPGMakerMV

Features
- You can up and down stairs use only ←→ key.
- 3 different angle stairs can be set.
- 3 different height bumps can be set.
- Use no plugin command, no region tile.
- You can set option by official map tool.

CAUTION : This plugin needs HalfMove.js made by Triacontane.

How to Use
1. Set Terrain Tag (Default : 1) to A5BCDE tile.

2. Set 4 direction for details.
  • 0x0 ↑→←↓ : | Center Wall
  • 0x1 ↑→←・ : ⤾ R Spiral Bottom
  • 0x2 ↑→・↓ : \ 63°
  • 0x3 ↑→・・ : \ 27° South Side
  • 0x4 ↑・←↓ : / 63°
  • 0x5 ↑・←・ : / 27° South Side
  • 0x6 ↑・・↓ : N/A
  • 0x7 ↑・・・ : ⤿ L Spiral Bottom
  • 0x8 ・→←↓ : ⤾ R Spiral Top
  • 0x9 ・→←・ : ⤾ R Spiral Half
  • 0xA ・→・↓ : \ 27° North Side
  • 0xB ・→・・ : \ 45°
  • 0xC ・・←↓ : / 27° NorthSide
  • 0xD ・・←・ : / 45°
  • 0xE ・・・↓ : ⤿ L Spiral Top
  • 0xF ・・・・ : ⤿ L Spiral Half

3. Set Ladder and Damage floor to bump level.
Ladder Damage​
OFF OFF No Bump (Apply 4 direction setting.Written in 2.)​
ON OFF Bump Level 1(Default:6px)​
OFF ON Bump Level 2(Default:12px)​
ON ON Bump Level 3(Default:18px)​

Example
Ex1tileSetting.jpg


Useful materials

History
[2019-12-23] 1.8.6.1
  • Wrong collision in W45 and E45 settings are removed.
[2019-10-03] 1.8.1.1
  • Add spiral stairs setting.
  • Add TerrainTagSN option. You can make resist effect to stairs for south to north.
  • Add Center Wall setting. You can create a block line in the center of the tile.
[2019-09-18] 1.2.0.0
  • Add ClimbResist option. You can choose climb resist from 0 to 6.
[2019-09-14] 1.1.2.1
  • Released.

Other Plugins

Features Mentioned

  • You can up and down stairs use only ←→ key.
  • 3 different angle stairs can be set.
  • 3 different height bumps can be set.
  • Use no plugin command, no region tile.
  • You can set option by official map tool.
  • CAUTION : This plugin needs HalfMove.js made by Triacontane.

Downloads / Referenced Files

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License / Terms Note

Credits & Terms of Usage! (c) Tonbi@Tobishima-Factory Released under the MIT License. Download

Creator Claims / Removal

If you are the original creator and want this listing reassigned, edited, or removed, join BMMPlay and contact the moderators with proof that matches the original RPG Maker Web profile, linked GitHub, itch.io page, or another public creator identity.

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