gte

Explain PSX GTE commands, registers, and fixed-point math operations.

3|Updated Feb 25, 2026

Search Tags:#game development #3d graphics #fixed-point math #psx #gte

Ready to run

npx skills add https://github.com/sadnescity/psx-spx-claude-plugin --skill gte

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: gte
Source: https://github.com/sadnescity/psx-spx-claude-plugin/tree/main/skills/gte
Command: npx skills add https://github.com/sadnescity/psx-spx-claude-plugin --skill gte

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill helps developers optimize and debug operations related to the PSX GTE, which is essential for 3D graphics and fixed-point math tasks in PlayStation 1 development.

Core Features & Use Cases

GTE Data Register Access: Provides a comprehensive guide to accessing and manipulating GTE data registers.
Opcode Summary: Details the various GTE opcodes, their function, and the registers they interact with.
Use Case: When working on a PlayStation 1 game, you can use this Skill to understand how to correctly implement GTE commands for 3D transformations, such as perspective transformation or color calculation.

Quick Start

Use the gte skill to review the GTE Overview and understand the basic operation of the Geometry Transformation Engine in the PlayStation 1 hardware.

Frequently Asked Questions about gte

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

FAQPage Schema

How do I use the PSX GTE for 3D perspective transformation?▼

The PSX GTE handles 3D perspective transformation by executing specific opcodes that manipulate data registers to calculate vertex coordinates. This Skill provides a detailed opcode summary to guide these operations.

What are the PSX GTE data registers and how do they work?▼

PSX GTE data registers are specialized memory locations used to store operands and results for 3D graphics and fixed-point math operations. This Skill provides a comprehensive guide to accessing and manipulating them correctly.

How do I implement fixed-point math operations for PlayStation 1 game development?▼

Fixed-point math operations for PlayStation 1 game development are executed using the GTE's specialized hardware commands. This Skill details how to apply GTE opcodes for precise mathematical calculations and color processing.

Do I need prior knowledge of PSX hardware architecture to use the GTE?▼

Yes, you need a solid understanding of PSX hardware architecture and GTE-specific commands. This Skill is designed for developers already familiar with the PlayStation 1 hardware environment to optimize and debug 3D graphics.

How do I debug incorrect 3D transformations in PlayStation 1 GTE code?▼

Debugging incorrect 3D transformations in PlayStation 1 GTE code involves verifying the correct usage of GTE opcodes and data registers. This Skill helps identify and resolve issues related to fixed-point math and 3D coordinate calculations.