Could javascript be considered insufficient for conducting complex fluid simulations due to its speed limitations?

Currently, I am tackling the challenge of implementing a small fluid simulation in P5js. My attempt involved rendering 20,000 squares with random colors, but I only achieved a frame rate of 2.xxx.

var sim;
var xdim = 200; var xLength;
var ydim = 100; var yLength;

function setup() {
  createCanvas(800,400);
  sim = new Sim(xdim, ydim);
}

function draw() {
  xLength = width/xdim;
  yLength = height/ydim;
  for (var i = 0; i < xdim; ++i) for (var j = 0; j < ydim; ++j) {
    fill(100);
    rect(i*xLength, j*yLength, xLength, yLength);
  }
  console.log(frameRate());
}

What could be the underlying issue here? Is it a limitation of the P5js library? Perhaps my computer's configuration is lacking, or maybe JavaScript is not the best choice for this kind of implementation?

Answer №1

In order for us to effectively assist with troubleshooting your code, it is essential that you provide a Minimal, Complete, and Verifiable Example (MCVE). Without the Sim class being included, we are unable to execute your code.

It is important to consider what level of performance you are aiming for. Setting expectations beforehand is crucial before evaluating performance metrics.

Additionally, you should determine the maximum number of squares that can be displayed before performance is impacted.

Once you have identified potential areas for optimization, further investigation through profiling is necessary to pinpoint exact areas causing performance issues. This may involve displaying a reduced number of squares, adjusting the frame rate, or implementing pre-rendering techniques. The approach taken will depend on your specific objectives and expectations.

It is recommended to remove the console.log() call from your draw() loop as using it solely for debugging purposes will not enhance performance if called every frame.

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