javascript
/
tentone.escher.js
镜像来自 https://github.com/tentone/escher.js.git


			
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    <title>JSDoc: Class: Vector2</title>

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    <h1 class="page-title">Class: Vector2</h1>

    
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        <h2><span class="attribs"><span class="type-signature"></span></span>Vector2<span class="signature">(x, y)</span><span class="type-signature"></span></h2>
        
    
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    <h4 class="name" id="Vector2"><span class="type-signature"></span>new Vector2<span class="signature">(x, y)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Class representing a 2D vector. A 2D vector is an ordered pair of numbers (labeled x and y), which can be used to represent points in space, directions, etc.
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    <h5>Parameters:</h5>
    

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    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>x</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">X value.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>y</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Y value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line8">line 8</a>
    </li></ul></dd>
    

</dl>


    </div>

    
        <h3 class="subsection-title">Methods</h3>

        
    <h4 class="name" id="add"><span class="type-signature"></span>add<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Add the content of another vector to this one.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The other vector.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line63">line 63</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="addScalar"><span class="type-signature"></span>addScalar<span class="signature">(s)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Add a scalar value to booth vector components.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>s</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Scalar value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line74">line 74</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="addScaledVector"><span class="type-signature"></span>addScaledVector<span class="signature">(v, s)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Scale a vector components and add the result to this vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The other vector.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>s</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Scalar value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line98">line 98</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="addVectors"><span class="type-signature"></span>addVectors<span class="signature">(a, b)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Add two vectors and store the result in this vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>a</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The first vector.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>b</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The second vector.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line86">line 86</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="angle"><span class="type-signature"></span>angle<span class="signature">(forcePositive)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Computes the angle in radians with respect to the positive x-axis.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>forcePositive</code></td>
            

            <td class="type">
            
                
<span class="param-type">boolean</span>


            </td>

            
            <td class="description last">If true, the angle will be forced to be positive.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line350">line 350</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Angle in radians.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="ceil"><span class="type-signature"></span>ceil<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    Round the vector coordinates to integer by ceiling to the bigger integer.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line254">line 254</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="clamp"><span class="type-signature"></span>clamp<span class="signature">(min, max)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Clamp the vector coordinates to the range defined by two vectors.

Applied to x and y independently.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>min</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Minimum value.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>max</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Maximum value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line216">line 216</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="clampScalar"><span class="type-signature"></span>clampScalar<span class="signature">(minVal, maxVal)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Clamp the vector coordinates to the range defined by two scalars.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>minVal</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Minimum value.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>maxVal</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Maximum value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line229">line 229</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class="signature">()</span><span class="type-signature"> &rarr; {<a href="Vector2.html">Vector2</a>}</span></h4>
    

<div class="description">
    Create a clone of this vector object.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line42">line 42</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    A new vector with the same values as this one.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


    </dd>
</dl>

    
    <h4 class="name" id="copy"><span class="type-signature"></span>copy<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Copy the content of another vector into this one.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line52">line 52</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="cross"><span class="type-signature"></span>cross<span class="signature">(vector)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Cross multiplication between this vector and another vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>vector</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line297">line 297</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Result of the cross multiplication.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="distanceTo"><span class="type-signature"></span>distanceTo<span class="signature">(v)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Distance between two vector positions.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to compute the distance to.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line368">line 368</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Distance between the two vectors.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="distanceToSquared"><span class="type-signature"></span>distanceToSquared<span class="signature">(v)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Distance between two vector positions squared.

Faster for comparisons.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to compute the distance to.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line381">line 381</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Distance between the two vectors squared.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="divide"><span class="type-signature"></span>divide<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Divide the content of another vector from this one.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line166">line 166</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="divideScalar"><span class="type-signature"></span>divideScalar<span class="signature">(s)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Divide a scalar value by booth vector components.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>s</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line177">line 177</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="dot"><span class="type-signature"></span>dot<span class="signature">(vector)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Dot multiplication between this vector and another vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>vector</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line286">line 286</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Result of the dot multiplication.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="equals"><span class="type-signature"></span>equals<span class="signature">(v1, v2, alpha, v)</span><span class="type-signature"> &rarr; {<a href="Vector2.html">Vector2</a>}</span></h4>
    

<div class="description">
    Lerp between this vector and another vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v1</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to lerp from.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>v2</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to lerp to.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>alpha</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Lerp factor.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to compare with.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line441">line 441</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    This vector.

Vector2.prototype.lerpVectors = function(v1, v2, alpha)
{
	return this.subVectors(v2, v1).multiplyScalar(alpha).add(v1);
};

/**
Check if two vectors are equal.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


    </dd>
</dl>

    
    <h4 class="name" id="floor"><span class="type-signature"></span>floor<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    Round the vector coordinates to integer by flooring to the smaller integer.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line245">line 245</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="fromArray"><span class="type-signature"></span>fromArray<span class="signature">(array)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Set vector value from array [x, y].

The vector can be converted to array using the toArray() method.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>array</code></td>
            

            <td class="type">
            
                
<span class="param-type">Array.&lt;number></span>


            </td>

            
            <td class="description last">Array to set the vector value from.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line453">line 453</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="length"><span class="type-signature"></span>length<span class="signature">()</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Length of the vector.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line319">line 319</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Length of the vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="lengthSq"><span class="type-signature"></span>lengthSq<span class="signature">()</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Squared length of the vector.

Faster for comparions.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line309">line 309</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Squared length of the vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="lerp"><span class="type-signature"></span>lerp<span class="signature">(v, alpha)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Lerp this vector to another vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to lerp to.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>alpha</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Lerp factor.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line417">line 417</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="manhattanDistanceTo"><span class="type-signature"></span>manhattanDistanceTo<span class="signature">(v)</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Manhattan distance between two vector positions.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Vector to compute the distance to.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line395">line 395</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Manhattan distance between the two vectors.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="manhattanLength"><span class="type-signature"></span>manhattanLength<span class="signature">()</span><span class="type-signature"> &rarr; {number}</span></h4>
    

<div class="description">
    Manhattan length of the vector.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line329">line 329</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Manhattan length of the vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">number</span>


    </dd>
</dl>

    
    <h4 class="name" id="max"><span class="type-signature"></span>max<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Set the maximum of x and y coordinates between two vectors.

X is set as the max between this vector and the other vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line202">line 202</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="min"><span class="type-signature"></span>min<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Set the minimum of x and y coordinates between two vectors.

X is set as the min between this vector and the other vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last"></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line189">line 189</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="multiply"><span class="type-signature"></span>multiply<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Multiply the content of another vector to this one.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The other vector.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line143">line 143</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="multiplyScalar"><span class="type-signature"></span>multiplyScalar<span class="signature">(scalar)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Multiply a scalar value by booth vector components.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>scalar</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Scalar value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line154">line 154</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="negate"><span class="type-signature"></span>negate<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    Negate the coordinates of this vector.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line272">line 272</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="normalize"><span class="type-signature"></span>normalize<span class="signature">()</span><span class="type-signature"> &rarr; {<a href="Vector2.html">Vector2</a>}</span></h4>
    

<div class="description">
    Normalize the vector (make it length one).
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line339">line 339</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    This vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


    </dd>
</dl>

    
    <h4 class="name" id="rotateAround"><span class="type-signature"></span>rotateAround<span class="signature">(center, angle)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Rotate the vector around a central point.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>center</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">Point to rotate around.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>angle</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Angle in radians.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line476">line 476</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="round"><span class="type-signature"></span>round<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    Round the vector coordinates to their closest integer.
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line263">line 263</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="set"><span class="type-signature"></span>set<span class="signature">(x, y)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Set vector x and y values.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>x</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">X value.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>y</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Y value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line20">line 20</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="setLength"><span class="type-signature"></span>setLength<span class="signature">(length)</span><span class="type-signature"> &rarr; {<a href="Vector2.html">Vector2</a>}</span></h4>
    

<div class="description">
    Scale the vector to have a defined length value.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>length</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Length to scale the vector to.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line406">line 406</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    This vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


    </dd>
</dl>

    
    <h4 class="name" id="setScalar"><span class="type-signature"></span>setScalar<span class="signature">(scalar)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Set a scalar value into the x and y values.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>scalar</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Scalar value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line31">line 31</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="sub"><span class="type-signature"></span>sub<span class="signature">(v)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Subtract the content of another vector to this one.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>v</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The other vector.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line109">line 109</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="subScalar"><span class="type-signature"></span>subScalar<span class="signature">(s)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Subtract a scalar value to booth vector components.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>s</code></td>
            

            <td class="type">
            
                
<span class="param-type">number</span>


            </td>

            
            <td class="description last">Scalar value.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line120">line 120</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="subVectors"><span class="type-signature"></span>subVectors<span class="signature">(a, b)</span><span class="type-signature"></span></h4>
    

<div class="description">
    Subtract two vectors and store the result in this vector.
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>a</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The first vector.</td>
        </tr>

    
        <tr>
            
                <td class="name"><code>b</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="Vector2.html">Vector2</a></span>


            </td>

            
            <td class="description last">The second vector.</td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line132">line 132</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="toArray"><span class="type-signature"></span>toArray<span class="signature">()</span><span class="type-signature"> &rarr; {Array.&lt;number>}</span></h4>
    

<div class="description">
    Convert this vector to an array. Useful for serialization and storage.

Values stored as [x, y].
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="math_Vector2.js.html">math/Vector2.js</a>, <a href="math_Vector2.js.html#line465">line 465</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    Array containing the values of the vector.
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Array.&lt;number></span>


    </dd>
</dl>

    
</article>

</section>


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