Community Digest

Top new questions this week:

Multiple color attachments receiving color although only one being written to

I have a 2D texture array of 8 layers attached to 8 color attachments of an FBO as so: ...

shader texture fragment-shader frame-buffer  
user avatar asked by ElPotac Score of 2
user avatar answered by Thomas Score of 1

Greatest hits from previous weeks:

What is Tessellation in computer graphics

In recent games I have noticed something called Tessellation, Turning the thing ON destroys my frame rate. I have noticed that it when turned on it looks like Anti - Aliasing. Can someone give me ...

pixel-graphics  
user avatar asked by Anarach Score of 21
user avatar answered by Dragonseel Score of 28

What is a stencil buffer?

Wikipedia states that a stencil buffer is some arbitrary buffer a shader can use. However, it hints that it's used for clipping, or otherwise "tightly binding" the depth and pixel buffers, slightly ...

stencil-buffer  
user avatar asked by Qix - MONICA WAS MISTREATED Score of 40
user avatar answered by glampert Score of 44

Cause of shadow acne

I know how shadow mapping works but I am not getting the cause of shadow acne! Can anyone tell me cause of shadow acne in a simple way and how is it related to depth map resolution?

opengl raytracing rendering shader transformations  
user avatar asked by videogamechef Score of 21
user avatar answered by joojaa Score of 22

What is the correct order of transformations scale, rotate and translate and why?

This is a rather primitive question coming from an electronic engineer. When applying rotate (about origin), scale (in which we shall translate towards origin and then back) and translate, does it ...

transformations  
user avatar asked by quantum231 Score of 9
user avatar answered by JarkkoL Score of 18

How can virtual texturing actually be efficient?

For reference, what I'm referring to is the "generic name" for the technique first(I believe) introduced with idTech 5's MegaTexture technology. See the video here for a quick glance on how it works. ...

rendering texture optimisation  
user avatar asked by Llamageddon Score of 41
user avatar answered by glampert Score of 34

A recent approach for subsurface scattering

I read "A Practical Model for Subsurface Light Transport" and "A Rapid Hierarchical Rendering Technique for Translucent Materials". If I understand correctly, the former does not consider the case ...

raytracing pathtracing global-illumination subsurface-scattering cuda  
user avatar asked by Mustafa Işık Score of 9

What is Ray Marching? Is Sphere Tracing the same thing?

A lot of ShaderToy demos share the Ray Marching algorithm to render the scene, but they are often written with a very compact style and i can't find any straightforward examples or explanation. So ...

raytracing demoscene raymarching  
user avatar asked by psicomante Score of 43
user avatar answered by joojaa Score of 52
You're receiving this message because you subscribed to the Computer Graphics community digest.
Unsubscribe from this community digest       Edit email settings       Leave feedback       Privacy
Stack Overflow

Stack Overflow, 14 Wall Street, 20th Floor, New York, NY 10005

<3