Questions tagged [simulation]

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Does MRG32k3a compare well with PCG and Xorshift256*?

I've been using standard 32-bit Xorshift in my GPU path-tracer for a while, following Nathan Reed's approach with hashed seeds and decorrelated state. I (finally) discovered today that Xorshift is ...
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100 views

How are fluid simulations handled in Computer Graphics?

How are fluid simulations handled in Computer Graphics? For a novice, there are hardly any novice friendly tutorials explaining how particles or fluids can be simulated. Things like smoke, crown ...
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54 views

Vertex positions from particle position

I have a question about Nvidia Flex or any particle based simulation in general: The particles are created by sampling the mesh, which can result in fewer particles than there are vertices in the ...
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0answers
113 views

How do I simulate a starfield?

I am trying to write a spaceship simulator. One problem I've hit into is how to best simulate the background of space with its stars. I don't need it to be faithful to the real thing with ...
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0answers
102 views

Ask for a study path to simulate water like this

I am interested in simulating water movement like this: 1:45 to 3:05 of https://www.youtube.com/watch?v=sbrFIp73tbw I have learnt a lot of computer graphics so far, for example: Interactive ...
0
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0answers
56 views

Optimizing compute shader with thread group shared memory

I'm currently learning compute shaders and I'm trying to write an optimized Game Of Life. I have a first version working that uses a Shader Storage Buffer Object. I dispatch a thread per cell I want ...
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0answers
35 views

Confusion about the concepts of “constraint-based” and “impulse-based” for rigidbody simulation

Thanks a lot for your attention to this question in advance! It is my first try to ask for help on this amazing StackExchange. If I do something inappropriate, please point it out directly so that I ...
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53 views

What is it that really prevents photo-realistic, real-time, digital 3D simulations?

Ever since I was a small child, seeing the amazing 3D visuals that developed in the 1980s and 1990s, I was certain that photo-realism was "just around the corner". In the year 2020, I certainly ...