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- <h1>[name]</h1>
- <div class="desc">4D vector.</div>
- <h2>Constructor</h2>
- <h3>[name]( [page:Float x], [page:Float y], [page:Float z], [page:Float w] )</h3>
- <div>
- x -- [page:Float] <br />
- y -- [page:Float] <br />
- z -- [page:Float] <br />
- w -- [page:Float]
- </div>
- <h2>Properties</h2>
- <h3>.[page:Float x]</h3>
- <h3>.[page:Float y]</h3>
- <h3>.[page:Float z]</h3>
- <h3>.[page:Float w]</h3>
- <h2>Methods</h2>
- <h3>.set( [page:Float x], [page:Float y], [page:Float z], [page:Float w] ) [page:Vector4 this]</h3>
- <div>
- Sets value of this vector.
- </div>
- <h3>.copy( [page:Vector4 v] ) [page:Vector4 this]</h3>
- <div>
- Copies value of *v* to this vector.
- </div>
- <h3>.add( [page:Vector4 v] ) [page:Vector4 this]</h3>
- <div>
- Adds *v* to this vector.
- </div>
- <h3>.addVectors( [page:Vector4 a], [page:Vector4 b] ) [page:Vector4 this]</h3>
- <div>
- Sets this vector to *a + b*.
- </div>
- <h3>.sub( [page:Vector4 v] ) [page:Vector4]</h3>
- <div>
- Subtracts *v* from this vector.
- </div>
- <h3>.subVectors( [page:Vector4 a], [page:Vector4 b] ) [page:Vector4 this]</h3>
- <div>
- Sets this vector to *a - b*.
- </div>
- <h3>.multiplyScalar( [page:Float s] ) [page:Vector4 this]</h3>
- <div>
- Multiplies this vector by scalar *s*.
- </div>
- <h3>.divideScalar( [page:Float s] ) [page:Vector4 this]</h3>
- <div>
- Divides this vector by scalar *s*.<br />
- Set vector to *( 0, 0, 0 )* if *s == 0*.
- </div>
- <h3>.negate() [page:Vector4 this]</h3>
- <div>
- Inverts this vector.
- </div>
- <h3>.dot( [page:Vector4 v] ) [page:Float]</h3>
- <div>
- Computes dot product of this vector and *v*.
- </div>
- <h3>.lengthSq() [page:Float]</h3>
- <div>
- Computes squared length of this vector.
- </div>
- <h3>.length() [page:Float]</h3>
- <div>
- Computes length of this vector.
- </div>
- <h3>.normalize() [page:Vector4 this]</h3>
- <div>
- Normalizes this vector.
- </div>
- <h3>.setLength( [page:Float l] ) [page:Vector4 this]</h3>
- <div>
- Normalizes this vector and multiplies it by *l*.
- </div>
- <h3>.lerp( [page:Vector4 v], [page:Float alpha] ) [page:Vector4 this]</h3>
- <div>
- Linearly interpolate between this vector and *v* with *alpha* factor.
- </div>
- <h3>.clone() [page:Vector4]</h3>
- <div>
- Clones this vector.
- </div>
- <h3>.clamp([page:Vector4 min], [page:Vector4 max]) [page:Vector4 this]</h3>
- <div>
- min -- [page:Vector4] <br />
- max -- [page:Vector4]
- </div>
- <div>
- If this vector's x, y, z, or w value is greater than the max vector's x, y, z, or w value, it is replaced by the corresponding value.<br/><br/>
- If this vector's x, y, z, or w value is less than the min vector's x, y, z, or w value, it is replace by the corresponding value.
- </div>
- <h3>.applyMatrix4([page:Matrix4 m]) [page:Vector4 this]</h3>
- <div>
- m -- [page:Matrix4]
- </div>
- <div>
- Transforms the vector by the matrix.
- </div>
- <h3>.min([page:Vector4 v]) [page:Vector4 this]</h3>
- <div>
- v -- [page:Vector4]
- </div>
- <div>
- If this vector's x, y, z, or w value is less than vector v's x, y, z, or w value, that value is replaced by the corresponding vector v value.
- </div>
- <h3>.max([page:Vector4 v]) [page:Vector4 this]</h3>
- <div>
- v -- [page:Vector4]
- </div>
- <div>
- If this vector's x, y, z, or w value is greater than vector v's x, y, z, or w value, that value is replaced by the corresponding vector v value.
- </div>
- <h3>.addScalar([page:Float s]) [page:Vector4 this]</h3>
- <div>
- s -- [page:Float]
- </div>
- <div>
- Adds a scalar value to all of the vector's components.
- </div>
- <h3>.equals([page:Vector4 v]) [page:Boolean]</h3>
- <div>
- v -- [page:Vector4]
- </div>
- <div>
- Checks to see if this vector matches vector v.
- </div>
-
- <h3>.setAxisAngleFromRotationMatrix([page:Matrix4 m]) [page:Vector4 this]</h3>
- <div>
- m -- [page:Matrix4]
- </div>
- <div>
- Sets this Vector4 to the computed <a href='http://en.wikipedia.org/wiki/Axis%E2%80%93angle_representation' target='_blank'>axis-angle representation</a> of the rotation defined by Matrix4 m. Assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled).<br/><br/>
- The axis is stored in components (x, y, z) of the vector, and the rotation in radians is stored in component w
- </div>
- <h3>.setAxisAngleFromQuaternion([page:Quaternion q]) [page:Vector4 this]</h3>
- <div>
- q -- [page:Quaternion]
- </div>
- <div>
- Sets this Vector4 to the computed <a href='http://en.wikipedia.org/wiki/Axis%E2%80%93angle_representation' target='_blank'>axis-angle representation</a> of the rotation defined by Quaternion q.<br/><br/>
- The axis is stored in components (x, y, z) of the vector, and the rotation in radians is stored in component w
- </div>
- <h3>.getComponent([page:Integer index]) [page:Float]</h3>
- <div>
- index -- [page:Integer] 0, 1, 2, or 3
- </div>
- <div>
- Returns the value of the vector component x, y, or z by an index.<br/><br/>
- Index 0: x<br/>
- Index 1: y<br/>
- Index 2: z<br/>
- Index 3: w<br/>
-
- </div>
- <h3>.setComponent([page:Integer index], [page:Float value])</h3>
- <div>
- index -- [page:Integer] 0 - 3 <br />
- value -- [page:Float]
- </div>
- <div>
- Sets the value of the vector component x, y, or z by an index.<br/><br/>
-
- Index 0: x<br/>
- Index 1: y<br/>
- Index 2: z<br/>
- Index 3: w<br/>
- </div>
-
- <h3>.fromArray([page:Array array]) [page:Vector4 this]</h3>
- <div>
- array -- [page:Array] An array formatted [x, y, z, w]
- </div>
- <div>
- Sets the vector's components based on an array formatted like [x, y, z, w]
- </div>
- <h3>.toArray() [page:Array]</h3>
- <div>
- Returns an array in the format [x, y, z, w]
- </div>
- <h3>.lengthManhattan() [page:Float]</h3>
- <div>
- Computes Manhattan length of this vector.<br />
- [link:http://en.wikipedia.org/wiki/Taxicab_geometry]
- </div>
- <h3>.setX([page:Float x]) [page:Vector4 this]</h3>
- <div>
- x -- [page:Float]
- </div>
- <div>
- Sets the x component of the vector.
- </div>
- <h3>.setY([page:Float y]) [page:Vector4 this]</h3>
- <div>
- y -- [page:Float]
- </div>
- <div>
- Sets the y component of the vector.
- </div>
- <h3>.setZ([page:Float z]) [page:Vector4 this]</h3>
- <div>
- z -- [page:Float]
- </div>
- <div>
- Sets the z component of the vector.
- </div>
- <h3>.setW([page:Float w]) [page:Vector4 this]</h3>
- <div>
- w -- [page:Float]
- </div>
- <div>
- Sets the w component of the vector.
- </div>
- <h2>Source</h2>
- [link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js]
- </body>
- </html>
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