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RosyGameStudio
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ui-lesson

Generate educational content for building immediate-mode UI systems with TTF font parsing and glyph rasterization.

Updated Aug 23, 2026
Search Tags:#game development#ui#lesson#font rendering#immediate mode#text rasterization
One-click install
npx skills add https://github.com/RosyGameStudio/forge-gpu --skill ui-lesson
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: ui-lesson
Source: https://github.com/RosyGameStudio/forge-gpu/tree/main/.claude/skills/ui-lesson
Command: npx skills add https://github.com/RosyGameStudio/forge-gpu --skill ui-lesson

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill enables the creation of lessons that teach users how to build immediate-mode UI systems from the ground up, covering essential concepts like font parsing, text rasterization, and interactive controls.

Core Features & Use Cases

  • Font Handling: Teaches TTF parsing, glyph rasterization, and font metrics.
  • UI Controls: Guides the creation of immediate-mode UI elements like buttons and sliders.
  • Layout Systems: Explains text layout, packing, and UI element arrangement.
  • Use Case: A developer can use this skill to generate a comprehensive lesson on how to implement a custom in-game inventory system, complete with visual representations of items and interactive slots.

Quick Start

Create a new UI lesson teaching font parsing and text rasterization.

Frequently Asked Questions about ui-lesson

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build an immediate mode UI from scratch?▼

Build an immediate mode UI from scratch by generating CPU-side data for TTF font parsing, glyph rasterization, text layout, and interactive controls. This skill provides lessons covering these fundamental steps for custom game interfaces.

What is immediate mode UI text rasterization and when do I need it?▼

Immediate mode UI text rasterization is the process of converting TTF font glyphs into pixel data for rendering. You need it when building custom in-game interfaces from scratch to display text without relying on a pre-existing UI framework.

How do I parse TTF fonts and render glyphs for a custom game UI?▼

Parse TTF fonts and render glyphs by extracting font metrics, parsing glyph outlines, and rasterizing them into a bitmap atlas. This skill guides you through generating these CPU-side font assets for immediate mode rendering.

Can I use this to create interactive UI controls like buttons and sliders?▼

Yes, you can create interactive UI controls like buttons and sliders. The lessons guide you through implementing immediate mode UI elements, text packing, and layout systems for custom interfaces such as an in-game inventory.

Does this lesson cover GPU rendering for the UI elements?▼

No, this lesson focuses on CPU-side data generation for font parsing, glyph rasterization, and UI layout. The actual GPU rendering of these generated assets is handled by separate GPU lessons.

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