Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2025 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MAIN //
/**
* Fills a strided array with linearly spaced values over a specified interval.
*
* @private
* @param {PositiveInteger} N - number of indexed elements
* @param {number} start - start of interval
* @param {number} stop - end of interval
* @param {boolean} endpoint - boolean indicating whether to include the `stop` value when writing values to the input array
* @param {Object} x - input array object
* @param {Collection} x.data - input array data
* @param {Array<Function>} x.accessors - array element accessors
* @param {integer} strideX - stride length
* @param {NonNegativeInteger} offsetX - starting index
* @returns {Object} input array object
*
* @example
* var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' );
* var arraylike2object = require( '@stdlib/array/base/arraylike2object' );
*
* var x = [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ];
*
* glinspace( x.length, 0.0, 100.0, true, arraylike2object( toAccessorArray( x ) ), 1, 0 );
* // x => [ 0.0, 20.0, 40.0, 60.0, 80.0, 100.0 ]
*
* @example
* var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' );
* var arraylike2object = require( '@stdlib/array/base/arraylike2object' );
*
* var x = [ 0.0, 0.0, 0.0, 0.0, 0.0 ];
*
* glinspace( x.length, 0.0, 100.0, false, arraylike2object( toAccessorArray( x ) ), 1, 0 );
* // x => [ 0.0, 20.0, 40.0, 60.0, 80.0 ]
*/
function glinspace( N, start, stop, endpoint, x, strideX, offsetX ) {
var xbuf;
var set;
var ix;
var d;
var i;
// Cache a reference to array data:
xbuf = x.data;
// Cache a reference to the element accessor:
set = x.accessors[ 1 ];
// Set the first value:
ix = offsetX;
if ( N === 1 ) {
if ( endpoint ) {
set( xbuf, ix, stop );
} else {
set( xbuf, ix, start );
}
return x;
}
set( xbuf, ix, start );
ix += strideX;
// Calculate the increment:
if ( endpoint ) {
N -= 1;
}
d = ( stop-start ) / N;
// Generate linearly spaced values:
for ( i = 1; i < N; i++ ) {
set( xbuf, ix, start + (d*i) );
ix += strideX;
}
// Check whether to include the `stop` value:
if ( endpoint ) {
set( xbuf, ix, stop );
}
return x;
}
// EXPORTS //
module.exports = glinspace;
|