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Questions tagged [terminology]

For questions about words, phrases and definitions that are specific to computer graphics.

2
votes
1answer
119 views

What is shader warming, and why does Direct3D seem to avoid it?

I am involved in a project that had been modified to run on Apple and Linux computers, when it was originally Windows only. Specifically, Metal and Vulkan renderers have been written alongside the ...
2
votes
1answer
43 views

Is “generative art” the best term for describing graphical techniques like ASCII art or photo mosaics?

I'm researching generative art using computers, and I'm looking to see if there's a more specific term for types of image manipulation techniques like ASCII art or photo mosaics that can narrow down ...
1
vote
0answers
66 views

Does this blur background effect have a specific name

https://youtu.be/f-qTGM5wsnM?t=114 The entire video is a tutorial on how to achieve the desired effect, the snippet linked is a demo of it. In words the image/video is taken, expanded to fill and ...
1
vote
0answers
36 views

Is “Bézier spline” just another name for “composite Bézier curve”?

I am reading a document about Bézier splines. A Bézier spline seems to be a combination of low-degree (typical 2, 3 or 4) Bézier curves. Reading the Wikipedia article about composite Bézier curves, it ...
4
votes
1answer
39 views

Is there a term for mapping between two arbitrary quadrilaterals without using homography / perspective projection?

When warping the contents of an arbitrary quadrilateral to another by extrapolating equal points along both the "lengths" and "widths", thus ignoring all perspective effects / foreshortening, we are ...
5
votes
1answer
249 views

What is the name of toroidal 2D space

I have a 2D space of dimensions (X,Y) with toroidal properties : In this space, when a point A(x,y) change it's position such as x is getting > X or < 0, then x becomes (x % X). So when the point ...
4
votes
0answers
158 views

What aspects of GPU architecture are computer graphics programmers expected to be intimately familiar with? [closed]

I am an aspiring CG programmer and would like to know what some of the more nuanced aspects of computer architecture are. I have already taken several introductory arch courses where we've covered ...
5
votes
1answer
61 views

Texture Parts Terminology

I'm generalizing my texturing code, and have become confused by the frankly contradictory information about textures' pieces. Specifically, I'm looking to understand what exactly the terms "face", "...
8
votes
2answers
224 views

What does it mean by a Constraint-based Graphics System?

Scratchpad was a constraint-based graphics system. What does it mean by a Constraint-based Graphics System?
6
votes
1answer
2k views

What is the practical difference between 3D Graphics Engine, 3D Game Engine, 3D …?

What is the practical difference between 3D Graphics Engine (OGRE), 3D Game Engine (Quake), 3D Software Rendering Engine, 3D Graphics API (OpenGL/DirectX)? Is OpenGL/DirectX a 3D Graphics API or a 3D ...
7
votes
2answers
363 views

What is the meaning of words 'stochastic', 'temporal' in computer graphics?

Last time I see a lot of papers which operates on this words, i.e. stochastic AA, temporal coherence etc. What does that means? Can you provide examples with explanations in plain English?
5
votes
1answer
117 views

Ray-based rendering terms [closed]

There are a number of terms for rendering techniques based on the particle model of light: forward ray-tracing, reverse ray-tracing, ray-casting, ray-marching, and possibly others. What's the ...