function arrayMin( array ) {
|
|
if ( array.length === 0 ) return Infinity;
|
|
let min = array[ 0 ];
|
|
for ( let i = 1, l = array.length; i < l; ++ i ) {
|
|
if ( array[ i ] < min ) min = array[ i ];
|
|
}
|
|
return min;
|
|
}
|
|
function arrayMax( array ) {
|
|
if ( array.length === 0 ) return - Infinity;
|
|
let max = array[ 0 ];
|
|
for ( let i = 1, l = array.length; i < l; ++ i ) {
|
|
if ( array[ i ] > max ) max = array[ i ];
|
|
}
|
|
return max;
|
|
}
|
|
function arrayNeedsUint32( array ) {
|
|
// assumes larger values usually on last
|
|
for ( let i = array.length - 1; i >= 0; -- i ) {
|
|
if ( array[ i ] >= 65535 ) return true; // account for PRIMITIVE_RESTART_FIXED_INDEX, #24565
|
|
}
|
|
return false;
|
|
}
|
|
const TYPED_ARRAYS = {
|
Int8Array: Int8Array,
|
Uint8Array: Uint8Array,
|
Uint8ClampedArray: Uint8ClampedArray,
|
Int16Array: Int16Array,
|
Uint16Array: Uint16Array,
|
Int32Array: Int32Array,
|
Uint32Array: Uint32Array,
|
Float32Array: Float32Array,
|
Float64Array: Float64Array
|
};
|
|
function getTypedArray( type, buffer ) {
|
|
return new TYPED_ARRAYS[ type ]( buffer );
|
|
}
|
|
function createElementNS( name ) {
|
|
return document.createElementNS( 'http://www.w3.org/1999/xhtml', name );
|
|
}
|
|
export { arrayMin, arrayMax, arrayNeedsUint32, getTypedArray, createElementNS };
|
