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27
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Fluent UDF to set the particle z position to its initial z position
I need to fix the particle position in the z direction to its initial value. The following is the UDF I tried:
#include "udf.h"
#include "dpm.h"
DEFINE_DPM_SCALAR_UPDATE(...
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59
views
Pygame particles force fields swirly effects
I'm trying to replicate some animation concepts of particles with force fields in order to generate a vertical beam of particles going upwards, except they can experience "turbulences" at ...
1
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0
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122
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Raylib simple snow particle system flickering problem
I'm quite new to Raylib and trying to make a simple snow particle system. I managed to make it as below code and built it. But when I run it, the snowflakes flicker and I can easily notice it.
Here's ...
1
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1
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398
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Translucent material not affected by post process in Unreal Engine 5
I'm trying to figure out why my translucent material doesn't get affected by post process material in Unreal Engine. Is there a way to override this?
I've tried checking the Custom Render Depth Pass ...
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65
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Computing the differential cross section using python
I am looking at the decay of $Z\rightarrow e+e-$. I am trying to plot d$\sigma$/dcos$\theta_{e-}$ vs cos$\theta_{e-}$ where $\theta_{e-}$ is the angle, in the correspondent Z rest frame, between the ...
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1
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142
views
parallel verlet ball to ball collision detection handling
I've written a 2d ball to ball particle collision and detection system using Verlet integration.
This means my balls are using a "previous position" and "position" (As opposed to a ...
1
vote
1
answer
123
views
One element double array vs. double variable (C++)
I am working on a C++ code to simulate N interacting particles (as in physics particles). The particles move in d dimensions (d=1,2, or 3). In each iteration of the algorithm, forces are computed ...
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votes
1
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67
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Webgl: Maintaining particle positions with mouse offsets in GPGPU
I have a simple particle square that I want to move with the mouse movement, mapped to -1 to 1, in such a way that its bottom left point sticks to the cursor.
This is fairly easy in vertex shade where ...
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1
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79
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adding snow effect to game scene with SpriteKit
I'm trying to add snow effect to my game scene by using SKEmitterNode. Since the game scene is quite large (25600 x 32000 pixels), I ended up adding the particle effects to the scene camera node. It ...
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87
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Rs-485 and Modbus Master
I am trying to communicate with a battery charge controller via RS-485 ModBus RTU half-duplex communication. I am using a Particle Argon and this RS-485 transciever. I can see that the Tx packet is ...
0
votes
1
answer
86
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How to make a Grid3D_Gas_Controls_Emitter react to motion
When rotating the emitter, the particles move with it, instead of remaining behind
and I'm looking for an effect like this
when rotating it.
I tried copying the "Actor Motion" from the ...
0
votes
1
answer
91
views
How to get sharp edge with particles
This is my current output:
Torus with crooked edges
As you can see, the edges are "blocky".
This is already using round particles through discarding pixels in the Points material custom fragment ...
1
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0
answers
71
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Unable to Activate Hover Effect on Particles in React with @tsparticles/react
I'm trying to incorporate particles into my React project using @tsparticles/react. Everything seems to be working fine except for the hover effect on the particles.
Despite setting up the hover ...
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0
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79
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Particle in a Box not moving
I'm currently trying to create a 2d Box with one particle inside, which moves with a certain velocity and "bounces off" at the walls. I'm using python and Matplotlib. Everytime I try to ...
2
votes
1
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148
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Watershed adjustment for broken particles
I analyze images with particles, as e.g.
Particles - raw image:
As visible, some of the particles are broken and the program does not always recognize them correctly, as visible in images with ...