Glossary index

Technology, science and the universe

+57,000terms
19galaxies
2languages
Dailynew terms from the radar
Graphics, games and extended reality

Radiance

Radiance is a fundamental concept in computer graphics that refers to the amount of light that passes through a surface or is emitted by it. This term is used to describe how light interacts with…

Graphics, games and extended reality

Radiosity

Radiosity is a rendering technique used in computer graphics that simulates how light interacts with the surfaces of a three-dimensional environment. Unlike other lighting methods, such as ray…

Graphics, games and extended reality

Ragdoll

The 'Ragdoll' is a physics-based animation system that simulates the movement of a character's body as if it were made of loose parts. This concept is based on the idea that each body part is…

Graphics, games and extended reality

Ragdoll physics

Ragdoll physics is a physics simulation technique used in video game development and graphics engines to create realistic character movements. This technique is based on representing characters as…

Graphics, games and extended reality

Raster

Raster refers to a grid of pixels used to represent images in digital form. Each pixel in this grid contains information about color and light intensity, allowing for the creation of detailed and…

Graphics, games and extended reality

Raster Graphics

Raster graphics are images composed of pixels, as opposed to vector graphics, which are based on mathematical formulas to represent images. Each pixel in a raster graphic has a specific color, and…

Graphics, games and extended reality

Raster Graphics Editor

A raster graphics editor is software designed to create and edit images that are composed of pixels, i.e., raster images. Unlike vector graphics, which are based on mathematical formulas to define…

Graphics, games and extended reality

Raster Image

A rasterized image is a graphical representation composed of a matrix of pixels, where each pixel contains information about color and light intensity at that specific location. Unlike vector images…

Graphics, games and extended reality

Rasterization

Rasterization is the process of converting vector graphics into a rasterized image, which is composed of pixels. This process is fundamental in computer graphics, as it allows computer-generated…

Graphics, games and extended reality

Rasterization Algorithm

The rasterization algorithm is a set of rules and procedures that transforms vector graphics into raster images, that is, into bitmaps composed of pixels. This process is fundamental in computer…

Graphics, games and extended reality

Rasterization Pipeline

The rasterization pipeline is a set of stages that transforms vector graphics into raster images, that is, into bitmaps that can be displayed on screens. This process is fundamental in computer…

Graphics, games and extended reality

Rasterization Process

The rasterization process is a fundamental technique in graphic representation that converts vector graphics, which are defined by mathematical formulas and points, into rasterized images composed of…

Graphics, games and extended reality

Rasterization Rate

The rasterization rate refers to the speed at which a graphical representation is converted into a pixel format in a graphics pipeline. This process is fundamental in generating 2D and 3D images, as…

Graphics, games and extended reality

Raster Operations

Raster operations are processes carried out on raster data, which are digital representations of images or surfaces in the form of a pixel matrix. Each pixel contains information about color and…

Graphics, games and extended reality

Ray

A ray is an infinite line used in raycasting to detect intersections with objects. In the context of programming and computer graphics, raycasting is a fundamental technique that simulates how light…

Graphics, games and extended reality

Raycast

The 'Raycast' is a fundamental method in computational physics and computer graphics, used to determine the first object intersected by a ray in a three-dimensional space. This concept is based on…

Graphics, games and extended reality

RaycastAll

RaycastAll is a method in Unity that allows you to cast a ray from a specific point in space and detect all colliders that intersect with it. This method is part of Unity's physics system and is used…

Graphics, games and extended reality

RaycastHit

RaycastHit is a fundamental structure in game development engines, used to store information about the result of a raycast. A raycast is a technique that allows projecting an imaginary line from a…

Graphics, games and extended reality

Ray Casting

Ray Casting is a fundamental technique in the field of 3D rendering, used to determine the visibility of objects in a three-dimensional scene. This method simulates the behavior of light by tracing…

Graphics, games and extended reality

Raycasting

Raycasting is a technique used in computer graphics and physics to determine the intersection of a ray with objects in a scene. This technique is based on the concept of projecting a ray from a point…

Graphics, games and extended reality

Rayleigh Scattering

Rayleigh scattering is an optical phenomenon that occurs when light interacts with particles that are significantly smaller than the wavelength of the light itself. This type of scattering is…

Graphics, games and extended reality

Raymarching

Raymarching is a rendering technique used in computer graphics that allows for the representation of three-dimensional scenes through continuous ray sampling. Unlike traditional ray tracing methods…

Graphics, games and extended reality

Ray Marching

Ray Marching is a 3D rendering technique that is based on the principle of following a ray from a viewpoint to the surfaces of an object in a three-dimensional scene. This method allows for the…

Graphics, games and extended reality

Ray Tracer

Ray tracing is a type of rendering software that simulates how light interacts with objects in a three-dimensional environment to create highly realistic images. This process involves tracking rays…