VRM-NovelEngine

Interactive Visual Novel engine based on Dialogic and VRM models.

Made in Godot.

Features

• Easily create VRM Characters with easy procedure and a unified template scene for player and NPCs.
• Enhanced Dialogic for our VRM (3D) Characters with custom events: Character3D.
• Create Dialogic timelines and add (custom) Character3D event for character animations and expressions.

TODO

• Implement an easy, open and light Lip Sync solution for Characters using Dialogic Voice event(?).
  • Use current VRM viseme animations as the lip sync processing output.
  • Analyze mp3 audio tracks to create proper cues for triggering visemes.

VRM Character creation

(Current version)

1. Import/Drag VRM file into Godot Engine.
2. Open VRM model Import Window and select the GeneralSkeleton node.
3. Add a BoneMap: HumanoidBoneMap in the Retarget field on the right side.
4. Click Reimport.
5. Create an Inherited Scene from the character VRM file.
6. Inside the new scene, add animation libraries for the character:
   1. Select the AnimationPlayer node and the Animation panel on the bottom should show up.
   2. Click on the Animation button inside the Animation panel.
   3. Then pick the Manage Animations... option.
   4. Load all necessary libraries. For instance, inside (res://visual-novel/animations).
7. (Optional) Activate UpdateOnEditor checkbox to preview physics.
8. Save inherited scene as a .scn file for saving space, or .tscn for debugging.

Attributions

3D Models

Subway (Metro) scene

• Lowpoly Berlin U-bahn Station with CC Attribution license.
• Texture: https://www.poliigon.com/texture/plain-painted-plaster-texture-white/7664

Theatre scene

• Viola Desmond - The Roseland Theatre with CC Attribution license.
• Coffin by pityblithe with CC Attribution license.
• Raja low poly table with CC Attribution license.

Audio

Voices

• Google AI Studio Generate Speech