Benchmark: RGB vs RGBa vs HSL vs Hex using Canvas with alpha = false

HTML Preparation code:

<canvas id="canvasOne" width="400" height="400"></canvas>
<canvas id="canvasTwo" width="400" height="400"></canvas>
<canvas id="canvasThree" width="400" height="400"></canvas>
<canvas id="canvasFour" width="400" height="400"></canvas>

Script Preparation code:

var canvasOne = document.getElementById("canvasOne");
var ctxOne = canvasOne.getContext("2d", { alpha: false });

var canvasTwo = document.getElementById("canvasTwo");
var ctxTwo = canvasTwo.getContext("2d", { alpha: false });

var canvasThree = document.getElementById("canvasThree");
var ctxThree = canvasThree.getContext("2d", { alpha: false });

var canvasFour = document.getElementById("canvasFour");
var ctxFour = canvasFour.getContext("2d", { alpha: false });

Tests:

RGBa
ctxOne.clearRect(0, 0, 400, 400); ctxOne.beginPath(); ctxOne.fillStyle = 'rgba(231, 76, 60, 0.1)'; ctxOne.arc(200, 200, 100, 0, Math.PI * 2, true); ctxOne.fill();
RGB
ctxTwo.clearRect(0, 0, 400, 400); ctxTwo.beginPath(); ctxTwo.fillStyle = 'rgb(231, 76, 60)'; ctxTwo.arc(200, 200, 100, 0, Math.PI * 2, true); ctxTwo.fill();
Hex
ctxThree.clearRect(0, 0, 400, 400); ctxThree.beginPath(); ctxThree.fillStyle = '#e74c3c'; ctxThree.arc(200, 200, 100, 0, Math.PI * 2, true); ctxThree.fill();
HSL
ctxFour.clearRect(0, 0, 400, 400); ctxFour.beginPath(); ctxFour.fillStyle = 'hsl(5, 74%, 90%)'; ctxFour.arc(200, 200, 100, 0, Math.PI * 2, true); ctxFour.fill();

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
RGBa
RGB
Hex
HSL

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

Let's dive into the world of JavaScript microbenchmarks.

**What is being tested?**

The provided JSON represents a benchmark that tests different ways to fill an arc (a circular shape) on a canvas using two-dimensional graphics. Specifically, it compares:

1. **RGBa**: A color with alpha channel (transparency), where `alpha` represents the opacity of the color.
2. **RGB**: A color without alpha channel.
3. **Hex**: A color represented by a hexadecimal code (`#e74c3c`).
4. **HSL**: A color represented by its hue, saturation, and lightness values (`hsl(5, 74%, 90%)`).

**Options compared:**

Each option is compared in terms of the time it takes to execute the corresponding benchmark definition.

**Pros and Cons:**

1. **RGBa vs RGB**:
	* **Pros**: RGBa allows for better control over transparency, which can be useful in certain graphics applications.
	* **Cons**: Using alpha channels can introduce additional overhead due to the need to manage transparency.
2. **Hex vs HSL**:
	* **Pros**: Hex codes are widely supported and easy to read, while HSL values provide a more intuitive way of representing colors.
	* **Cons**: Hex codes can be less readable and more error-prone than HSL values.

**Other considerations:**

1. **Canvas context options**: The benchmark uses the `getContext` method with an object that specifies the `alpha` property as `false`. This means that the alpha channel is not supported, which affects the comparison between RGBa and RGB.
2. **Color representation**: Each color format has its own strengths and weaknesses. For example, HSL values are more intuitive for certain designers, while Hex codes are more suitable for developers who need to work with colors programmatically.

**Library usage:**

None of the benchmark definitions use external libraries. The code is self-contained and uses only built-in JavaScript functionality.

**Special JS features or syntax:**

There are no special JS features or syntax used in this benchmark, aside from the use of arrow functions (`ctxOne.beginPath();`) and template literals (not used in this case).

Now that we've explored what's being tested, let's talk about other alternatives:

1. **Other color formats**: There are many other color formats available, such as `rgba`, `hsv`, or `cmyk`. Each has its own strengths and weaknesses.
2. **Graphics libraries**: Libraries like Fabric.js or Paper.js provide additional features for working with graphics, but may introduce additional overhead due to their complexity.
3. **Benchmarking frameworks**: Tools like Benchmark.js or Microbenchmark allow for more complex benchmarking scenarios, including multiple iterations and varying workload sizes.

I hope this explanation helps you understand the world of JavaScript microbenchmarks!

Related benchmarks:

RGB vs RGBa vs HSL vs Hex using Canvas with alpha = false (version: 0)

Comparing performance of: RGBa vs RGB vs Hex vs HSL

Created: 2 years ago by: Guest

Jump to the latest result

RGBa

RGB

Hex

HSL

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):