Several specialized tools exist for this conversion process. Here are the most effective methods: 1. Relic CoH/DoW Tools (Specialized Converters)
const test = require(“rttexconverter”); const fs = require(“fs”);
If the RTTEX stores raw pixel data, the conversion is trivial. A parser reads the header, creates a blank canvas of Width x Height, and copies the subsequent bytes directly into the image buffer. This results in a perfect, lossless PNG.
┌─────────────────────────────────────────────┐ │ RTTEX → PNG │ ├─────────────────────────────────────────────┤ │ 🔹 RTTEX = Game texture (compressed) │ │ 🔹 PNG = Editable, shareable │ │ │ │ 🛠️ Tools: │ │ - RTTexTool (CLI) │ │ - Noesis + rttex_plugin.dll │ │ - Online converter (search "RTTEX to PNG")│ │ │ │ ⚠️ Watch out: │ │ - DXT compression needs decompression │ │ - Alpha channel may be lost │ │ - Mipmaps won't survive PNG export │ │ │ │ 📁 Use case: Extract UI, textures, or │ │ sprites from RTT engine games for mods. │ └─────────────────────────────────────────────┘
The core data consists of raw, heavily compressed pixel arrays optimized for OpenGL, Vulkan, or DirectX pipelines. rttex to png
npm install rttexconverter
RTPackJS requires Node.js version 14 or higher and provides complete round-trip support—you can decode RTTEX to PNG and encode PNG back to RTTEX.
Navigate to a trusted game modding utility site hosting an . Upload your .rttex file.
Developers need to audit textures for visual artifacts, sizing issues, or alpha channel errors. PNG provides a lossless representation of the original art. Several specialized tools exist for this conversion process
Because RTTEX is a runtime-only format, it sacrifices compatibility for execution speed. Converting RTTEX to PNG bridges the gap between game engine efficiency and human asset management.
If you have hundreds of texture files scattered across game directories, manual conversion is inefficient. Using a Python script allows you to automate the process and batch-convert entire folders in seconds. Prerequisites: installed on your system.
Many open-source batch scripts are readily available on GitHub repositories dedicated to Proton Engine modding. Method 3: Using Command-Line Tools (CLI)
// Convert RTTEX to PNG fs.writeFileSync(“name.png”, await test.RTTEXUnpack(“name.rttex”)); A parser reads the header, creates a blank
For converting PNG files back to RTTEX format (e.g., after editing textures for game modding), RTPackJS provides the most straightforward solution with its encode function.
Krane is a command-line tool, but it is easy to use.
If you are extracting hundreds of game assets at once, clicking through a GUI is inefficient. Using a Command-Line Interface (CLI) tool or a Python script allows you to automate the process. Using Python for Batch Conversion