/r/computergraphics

Photograph via snooOG
Welcome to r/computergraphics.

This subreddit is open to discussion of anything related to computer graphics or digital art.

Computer Graphics FAQ

Submission Guidelines

Anything related to CG is welcome.

  • If you submit your own work, please be ready to receive critiques.

  • If you submit other peoples work, please give credit.

For more information about posting to our subreddit, read the r/computergraphics FAQ

Technical Questions?

Here are subreddits dedicated to specific fields:

r/vfx
r/GraphicsProgramming
r/MotionDesign
r/Programming
r/gamedev
r/Low_Poly
r/archviz
r/3Dmodeling
r/DigitalArtTutorials

Software Questions?

Questions about specific software. We'd love to help, and please feel free to ask, but these software specific communities may be able to provide you with more in-depth answers.

r/Maya
r/3dsMax
r/Cinema 4D
r/Blender

/r/computergraphics

54,435 Subscribers

1

Noob question: toolkit for simple Java graphics project?

I have a little project where I want to display up to 10K small "objects", let's say they are spheres but it doesn't really matter, cubes or points or whatever. They exist on a regular grid at fixed positions, but the color of each object can change with each frame. I don't need any real scene rendering -- no shading, illumination, etc. I'd like a tool that will easily allow me to write some Java to:

  • Visualize the 10K objects on a regular grid in a 3D black space
  • The objects are small compared to the spacing between them, let's say a ratio of 0.05.
  • Update all object's color at 10FPS
  • Use mouse to pan/zoom/move the view
  • Runs on a Windows laptop.

I'm a proficient Java programmer. But I am unfamiliar with what's available. I'd like to avoid any complicated driver-layer setup if possible. Hopefully its just, add a maven dependency to a project, write code to build and animate the model, and the tool/framework provides all of the visualization and view control.

2 Comments
2024/07/26
19:40 UTC

6

BMW M5 vs Koeingsegg Agera RS - View port vs Final Render

0 Comments
2024/07/26
15:25 UTC

1

How do I add numbers to the axes ? ( OPENGL graph plotter )

How do I add numbers ? And any visual suggestions ?

https://reddit.com/link/1ecnh33/video/7pycn4de2ved1/player

0 Comments
2024/07/26
12:59 UTC

2

Just starting out in graphics programming and made a cube, what next?

Hey all, I am a CSE undergrad and realized Computer graphics is super fun. I made a cube using SFML. I would love to know how I should learn computer graphics, what should I do next, am I on the right path?

video

7 Comments
2024/07/26
09:05 UTC

1

Sketchup Rendering Plugin

Hi everyone,

I am working on developing a new rendering plugin for SketchUp using Intel OSPRay. If anyone has experience with similar projects, I'd appreciate your insights and suggestions on the best approach and tools to use.

I am also open to collaboration.

Thanks!

0 Comments
2024/07/26
05:39 UTC

22

Rolex dytona watch

7 Comments
2024/07/26
03:05 UTC

17

Thought I would share my personal project I worked on for past 2.5 years (on and off). Thoughts?

3 Comments
2024/07/25
15:00 UTC

2

Computer Graphics Jobs in Europe

Hi everybody! I am a cs undergraduate student outside Europe. This year I am going to apply to graduate schools in Europe. I want to immigrate to Europe, and I hope I can work in computer-graphics-related jobs in the future. Maybe I will also go for a PhD after obtaining a master's degree.

I wonder about the career opportunities in graphics in Europe, e.g. game (engine) development, film VFX. I like physics-based simulation and geometry processing the most, but I am also open to rendering.

Now I would like to apply to schools in Sweden, Netherlands, Finland, and Denmark. How about opportunities in these countries?

3 Comments
2024/07/24
08:02 UTC

6

SIGGRAPH 2024

Is anyone going to this conference? It looks awesome, but I am not able to attend. Are the keynote speeches posted to YouTube or something?

3 Comments
2024/07/24
04:06 UTC

2

poser 12 is on humblebundle

poser 12 is on humblebundle

1 Comment
2024/07/23
20:22 UTC

2

Where do you search for inspiration or references ?

hi ! recently been thinking about sources of inspiration and references other than movies, games and tv shows. Where do you usualy go to get inspired ? Is there a better source than youtube ? something with more flexible search engine maybe ?

6 Comments
2024/07/23
13:51 UTC

11

Horizon [digital]

3 Comments
2024/07/21
02:30 UTC

2

Why break 3d objects shape into primitive?

I am just unable to understand why in computer graphics the 3d objects needs to be converted to triangles? Why can't we just draw the 3d object shape as is? Can you help me visualize the same and what are the challenges we would face if we draw shapes as is and not convert to triangle

14 Comments
2024/07/20
07:50 UTC

10

Project Suggestions for Preparing Oneself for Graphics Programming?

Hey y'all, as the title says, I'm looking for projects whether big or small, which can prepare me for Computer Graphics programming of all sorts (Render/Game Engines, Modelling Software, etc.).

I've previously built a very limited Game Engine but haven't touched it in about three months. Now I want to get back into it, considering to make a new one in C++ and OpenGL for experience.

Are there any projects or concepts especially for C++ that can improve my technique and skill beforehand? Should I instead jump straight into rebuilding/refactoring?

9 Comments
2024/07/19
15:02 UTC

0

Ultimate Guide to Water System Introduction in Unreal Engine 5

0 Comments
2024/07/16
09:19 UTC

1

Camera Movement

0 Comments
2024/07/16
04:29 UTC

19

Update on my heavy ornithopter model.

4 Comments
2024/07/15
20:08 UTC

18

Tachyon [digital]

0 Comments
2024/07/13
17:51 UTC

6

E39 M5 vs Land Rocket final

0 Comments
2024/07/12
15:08 UTC

3

Experimental USD support available

0 Comments
2024/07/12
12:40 UTC

6

Fluid sim Neural Network on Compute shader

Hello everyone,
I'm currently working on my thesis which has as a subject fluid simulation with neural networks in Real-time Graphics. The general idea is that I already have a model trained in physically based fluid simulation at hand that I have trained offline. I can use it to run the simulation and then render it through blender let's say. But what I need to do is to find a way to utilize this NN in real time. The NN calculates one timestep at a time for each particle generated.

It should be noted here that the idea is based around Lagrangian simulations. I'm trying to figure out a way to convert the PyTorch exported NN in a format usable by a compute shader so I can do particle calculation on the GPU. I'm trying to work it out in GLSL but as long as I haven't yet found a way to actually start it this is not a restriction.

16 Comments
2024/07/11
13:58 UTC

3

Improvements in double precision support

0 Comments
2024/07/11
07:19 UTC

4

Volumetric Path Tracing

Hello together,

I am wondering if someone knows a reference course about volumetric path tracing?

There is a lot out there that use Ray Marching or Path Tracing with surfaces, but it's pretty hard to find some courses with volumetric path tracing.

Thanks in advance!

3 Comments
2024/07/08
09:58 UTC

2

Choosing MSC Focus: Computer Graphics + Software Engineering or Computer Graphics + AI?

Hi everyone,

I’m planning my MSc and torn between specializing in Computer Graphics combined with Software Engineering or Computer Graphics combined with AI.

Seeking advice:

  1. Career outlook: Which specialization aligns better with current industry needs or research trends?
  2. Personal experiences: If you’ve specialized in either area, what were the highlights and challenges?

I appreciate any insights you can share. Thanks!

0 Comments
2024/07/08
01:59 UTC

1

Small Itch About the Rendering Equation

Hello! I'm watching a video about the Rendering Equation and ran into a question I couldn't find an answer to: How come the incoming light is equal to the outgoing light? Is it not possible for light to be absorbed, which would make the ougoing light less than tbe incoming light?

Please forgive me, I'm not very educated on light physics, but I'm curious to understand.

6 Comments
2024/07/06
11:53 UTC

10

Heroes of Might and Magic III - Factory Town in UE5 4K

The factory is one of the most interesting towns in Heroes 3. The majestic steampunk buildings in the desert look impressive. I wanted to find out what this fascinating city would look like in 3D.

3 Comments
2024/07/06
05:23 UTC

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