From 3D Modeling to Game Launch: Practical Tips for Building a Cocos Creator Game

Preface

More companies and apps are adopting gamification to drive traffic and retention. The author shares an early‑stage experience building a 3‑D‑style game with Cocos Creator, discussing modeling in Cinema 4D, animation export, UI design, and audio compression.

Game Design Background

The platform aims to increase user retention and channel traffic through a pet‑raising game. The first phase focuses on cleaning and signing‑in tasks to earn points for rewards, with future expansions to seasonal themes, pets, props, and social interactions.

Initial Model Scene Construction

Models were created in Cinema 4D, then baked textures and lighting to accelerate rendering. Although C4D is usually used for KV and e‑commerce visuals, it was adapted for the game’s 3‑D assets, which are displayed as 2‑D sprites in Cocos Creator.

Game UI Showcase

Animation Parsing and Parameter Output

Unlike Unity, Cocos Creator does not support 3D or Lottie, so animations are exported as sequence frames. Pet bone animation is rendered in 3ds Max and exported as a series of frames.

Transition animations (e.g., UI gestures, coin collection, dialogue, upgrades) are implemented as frame‑by‑frame sequences, especially when complex effects or particle layers are involved.

For a cleaning‑floor animation, the trigger timing, affected properties, and Bezier curve values must be communicated to developers. The animation runs at 25 fps, meaning each frame equals 40 ms.

Exporting AE Animation Parameters to Development

After Effects is used to create animations, but the final implementation must consider the target platform’s capabilities. Parameters such as keyframe timing (in ms) and Bezier values are exported, while unsupported effects (e.g., Bezier Warp) are replaced with simple width‑height scaling.

Sequence‑Frame Compression

Large sequence‑frame assets can slow game loading, so they are compressed after export. The workflow includes using TinyPNG to reduce file size while preserving visual quality.

Keyframe Assistance Plugin – Flow

Flow is a After Effects plugin offering 25 preset Bezier curves. It provides numeric cubic‑bezier values that can be copied directly to developers.

Installation steps: reply “Flow” to obtain the ZXP file, install with EXP Installer, drag Flow into the extensions panel, and restart After Effects.

Game Audio and Compression

Sound effects and background music use 48 kHz, 16‑bit samples, typically 2 seconds per clip. To keep memory usage low, audio files are compressed using Audacity (export with lower bitrate) and merged to mono when possible.

Conclusion

The game is still in early development, with plans for a brainstorming session in early June to refine gameplay, shop mechanics, and item design. Feedback and ideas from the community are welcomed.