Benchmark: canvas fillStyle color format

Script Preparation code:

var canvas = document.createElement("canvas");
var ctx = canvas.getContext("2d");

Tests:

hex rgb
ctx.fillStyle = "#FF0000";
hex rgba
ctx.fillStyle = "#FF0000FF";
rgb func with spaces
ctx.fillStyle = "rgb(255, 0, 0)";
rgb func without spaces
ctx.fillStyle = "rgb(255,0,0,1)";
rgba func with spaces
ctx.fillStyle = "rgba(255, 0, 0, 1)";
rgba func without spaces
ctx.fillStyle = "rgba(255,0,0,1)";

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
hex rgb
hex rgba
rgb func with spaces
rgb func without spaces
rgba func with spaces
rgba func without spaces

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 break down the provided JSON data and explain what's being tested, compared, and other considerations.

**Benchmark Definition**

The provided `Script Preparation Code` is used to create a new HTML5 canvas element and get its 2D drawing context (`ctx`). The `Html Preparation Code` is empty, which means that no additional HTML elements are created or manipulated.

**Test Cases**

The test cases compare different ways of setting the fill style color for the canvas. There are four main approaches:

1. **Hexadecimal (RGB and RGBA)**
	* Example: `ctx.fillStyle = "#FF0000";`
	* This approach uses a hexadecimal string to represent the color.
2. **Color Function with Spaces**
	* Example: `ctx.fillStyle = "rgb(255, 0, 0)";`
	* This approach uses a color function that takes three arguments (red, green, and blue values).
3. **Color Function without Spaces**
	* Example: `ctx.fillStyle = "rgb(255,0,0)";`
	* Similar to the previous one, but without spaces.
4. **RGBA Color with Spaces**
	* Example: `ctx.fillStyle = "rgba(255, 0, 0, 1)";`
	* This approach uses an RGBA color function that takes four arguments (red, green, blue, and alpha values).

**Pros and Cons**

Each approach has its pros and cons:

1. **Hexadecimal**: Easy to read and write, but can be prone to errors if not used correctly.
2. **Color Function with Spaces**: More readable than the hexadecimal format, but may require more memory since it's a function call.
3. **Color Function without Spaces**: Similar to the previous one, but requires less memory.
4. **RGBA Color with Spaces**: May be slower due to the additional alpha value.

**Library Usage**

There is no explicit library mentioned in the `Script Preparation Code`, but the color functions (`rgb` and `rgba`) are part of the HTML5 Canvas API.

**Special JavaScript Feature or Syntax**

None of the test cases use any special JavaScript features or syntax. The focus is on comparing different ways to set the fill style color.

**Other Alternatives**

Some alternative approaches could be tested, such as:

* Using a CSS color value instead of a hexadecimal string
* Using a color function that takes different color space units (e.g., HSL, HSV)
* Using a pre-compiled color function for performance optimization

However, these alternatives may not be relevant to the specific use case of testing fill style color setting in HTML5 Canvas.

Related benchmarks:

canvas fillStyle color format (version: 0)

canvas fillStyle color format

Comparing performance of: hex rgb vs hex rgba vs rgb func with spaces vs rgb func without spaces vs rgba func with spaces vs rgba func without spaces

Created: 3 years ago by: Guest

Jump to the latest result

hex rgb

hex rgba

rgb func with spaces

rgb func without spaces

rgba func with spaces

rgba func without spaces

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):