Benchmark: Dragging tests - MeasureThat.net

Script Preparation code:

var svgns = "http://www.w3.org/2000/svg";
var bboxCRect = document.createElementNS(svgns, 'rect');
function getRandomInt(max) {
  return Math.floor(Math.random() * max);
}
function abs(x) {
  return x < 0 ? x * -1 : x;
}
var moveBboxSvg0 = (offsetX, offsetY, xStart, yStart) => {
  if (offsetX < xStart) {
    bboxCRect.setAttribute('x', offsetX)
    bboxCRect.setAttribute('width', xStart - offsetX)
  } else {
    bboxCRect.setAttribute('width', offsetX - xStart)
  }

  if (offsetY < yStart) {
    bboxCRect.setAttribute('y', offsetY)
    bboxCRect.setAttribute('height', yStart - offsetY)
  } else {
    bboxCRect.setAttribute('height', offsetY - yStart)
  }
}

var moveBboxSvg1 = (offsetX, offsetY, xStart, yStart) => {
  if(offsetX < xStart){bboxCRect.setAttribute('x', offsetX)}
  if(offsetY < yStart){bboxCRect.setAttribute('y', offsetY)}

  bboxCRect.setAttribute('width', abs(offsetX - xStart))
  bboxCRect.setAttribute('height', abs(offsetY - yStart))
}

var moveBboxSvg2 = (offsetX, offsetY, xStart, yStart) => {
  bboxCRect.setAttribute('x', (offsetX < xStart) ? offsetX : xStart)
  bboxCRect.setAttribute('y', (offsetY < yStart) ? offsetY : yStart)
  
  bboxCRect.setAttribute('width', Math.abs(offsetX - xStart))
  bboxCRect.setAttribute('height', Math.abs(offsetY - yStart))
}

var moveBboxSvg3 = (offsetX, offsetY, xStart, yStart) => {
  bboxCRect.setAttribute('x', Math.min(offsetX, xStart))
  bboxCRect.setAttribute('y', Math.min(offsetY, yStart))
  
  bboxCRect.setAttribute('width', Math.abs(offsetX - xStart))
  bboxCRect.setAttribute('height', Math.abs(offsetY - yStart))
}

Tests:

moveBboxSvg0
var i = 1000 while (i--) { moveBboxSvg0(getRandomInt(640),getRandomInt(480),getRandomInt(640),getRandomInt(480)) }
moveBboxSvg1
var i = 1000 while (i--) { moveBboxSvg1(getRandomInt(640),getRandomInt(480),getRandomInt(640),getRandomInt(480)) }
moveBboxSvg2
var i = 1000 while (i--) { moveBboxSvg2(getRandomInt(640),getRandomInt(480),getRandomInt(640),getRandomInt(480)) }
moveBboxSvg3
var i = 1000 while (i--) { moveBboxSvg3(getRandomInt(640),getRandomInt(480),getRandomInt(640),getRandomInt(480)) }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
moveBboxSvg0
moveBboxSvg1
moveBboxSvg2
moveBboxSvg3

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.

Measuring the performance of JavaScript benchmarks is crucial in understanding the efficiency and optimization techniques for different browsers and environments.

**Benchmark Overview**

The provided benchmark measures the execution speed of four different SVG moving code functions (`moveBboxSvg0`, `moveBboxSvg1`, `moveBboxSvg2`, and `moveBboxSvg3`) in a loop, where each function is called with random coordinates within a 640x480 rectangle. The test runs for 1000 iterations.

**Options Compared**

The benchmark compares the performance of four different approaches:

### 1. **`moveBboxSvg0`**

*   This approach sets the `width` and `height` properties separately using conditional statements.
*   It is the most efficient among the four options, as it only updates the relevant property.

### 2. **`moveBboxSvg1`**

*   In this approach, the `width` and `height` are calculated as absolute differences between the coordinates and the rectangle's bounds.
*   Although this approach avoids conditional statements, it is less efficient than `moveBboxSvg0` because of the repeated calculations.

### 3. **`moveBboxSvg2`**

*   Here, the functions `Math.abs()` and ternary operators are used to update the `width` and `height` properties.
*   While this approach avoids separate property updates, it is less efficient than `moveBboxSvg0` due to the use of mathematical operations.

### 4. **`moveBboxSvg3`**

*   In this final option, the functions `Math.min()` and absolute value calculations are used to update the `width` and `height` properties.
*   This approach is also less efficient than `moveBboxSvg0`, as it involves more mathematical operations.

**Pros and Cons of Each Approach**

| Approach | Pros | Cons |
| --- | --- | --- |
| `moveBboxSvg0` | Separately updates relevant properties, avoids unnecessary calculations | Requires conditional statements, may not be suitable for all cases |
| `moveBboxSvg1` | Avoids conditional statements, calculates width and height separately | Repeats calculations for the same result, less efficient than `moveBboxSvg0` |
| `moveBboxSvg2` | Uses mathematical operations to update properties, avoids separate updates | Less efficient than `moveBboxSvg0`, may require more resources |
| `moveBboxSvg3` | Uses `Math.min()` and absolute value calculations to update properties, similar to `moveBboxSvg1` | Also less efficient than `moveBboxSvg0`, may require additional resources |

**Benchmark Result**

The benchmark result shows the execution speed for each test case:

*   `moveBboxSvg0`: 516.3551635742188 executions/second
*   `moveBboxSvg1`: 486.2349853515625 executions/second
*   `moveBboxSvg2`: 406.2989196777344 executions/second
*   `moveBboxSvg3`: 376.40118408203125 executions/second

**Conclusion**

The results confirm that the most efficient approach, `moveBboxSvg0`, is the one that sets the `width` and `height` properties separately using conditional statements. This method is preferred for its simplicity and performance benefits.

In conclusion, this benchmark helps illustrate the importance of choosing the optimal approach when implementing SVG moving code in JavaScript. By understanding the trade-offs between different methods, developers can optimize their code to achieve better performance and efficiency.

Related benchmarks:

Dragging tests (version: 4)

Comparing performance of: moveBboxSvg0 vs moveBboxSvg1 vs moveBboxSvg2 vs moveBboxSvg3

Created: 3 years ago by: Registered User

Jump to the latest result

moveBboxSvg0

moveBboxSvg1

moveBboxSvg2

moveBboxSvg3

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):