Think about Notepad.exe. It's that plain, simple text editor on your computer. It’s perfect for quick notes, maybe editing a small file. It’s definitely not known for fancy graphics or cutting-edge technology.
Now, imagine that same humble Notepad running advanced computer graphics, like ray tracing, at a smooth 30 frames per second. Sounds impossible, right? Well, in 2020, someone pulled off this exact stunt, and the internet was absolutely amazed. It was a forgotten viral moment that showed just how far creativity can push the boundaries of technology.
The Unlikely Canvas: Notepad.exe
Notepad has been around for decades. It’s famous for its simplicity, only handling basic text. It doesn't have bolding, italics, or even different fonts by default. It's the digital equivalent of a blank piece of paper, and that's exactly why this story is so wild.
Using Notepad for anything beyond text seems like trying to paint a masterpiece with a pencil. It lacks all the features you'd expect for graphics. This makes the idea of it displaying complex images, let alone something as advanced as ray tracing, completely mind-boggling.
How Did This Even Happen?
The Genius Behind the Screen
The person who made this happen wasn't running ray tracing *within
- Notepad itself. That would be truly impossible. Instead, they used Notepad as a very unusual, very limited display screen. Think of it like a printer that can only print characters, but you make those characters form an image.
The real magic came from a separate program that did all the heavy lifting of the ray tracing calculations. This program then sent a stream of characters, like letters, numbers, and symbols, to Notepad. Each character was carefully chosen to represent a different shade of gray or black.
The Frame-by-Frame Illusion
To make this work, the clever programmer had to find a way to update Notepad's display extremely fast. They used a special trick to write directly to Notepad's memory, bypassing its normal, slow text input. This allowed them to replace the entire screen's worth of characters many times per second.
They also created a custom font. This font was key because it made certain characters look like solid blocks or different shades. So, when Notepad displayed a █ character, it looked like a dark pixel, and a . might look like a light pixel. By changing these characters quickly, they created the illusion of movement and depth.
The 30 FPS Miracle
Achieving 30 frames per second (FPS) in this setup was a huge deal. For most video games, 30 FPS is considered the minimum for smooth playback. Getting that kind of speed out of Notepad, a program never meant for animation, was nothing short of astonishing.