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feat: add implementation for math/base/special/wrapf
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17eec08
feat(special-wrapf): adding implementation
e511134
feat(special-wrapf): adding readme
8de727b
Update README.md
AadishJ 0057e60
chore: update copyright years
stdlib-bot 9ef2f09
Update wrapf.h
AadishJ 7126246
Update main.c
AadishJ afb9662
feat(special-wrapf): fixed test cases and style errors
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chore: update copyright years
stdlib-bot a373709
Update README.md
AadishJ 53beefe
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255 changes: 255 additions & 0 deletions
255
lib/node_modules/@stdlib/math/base/special/wrapf/README.md
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<!-- | ||
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@license Apache-2.0 | ||
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Copyright (c) 2025 The Stdlib Authors. | ||
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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 | ||
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http://www.apache.org/licenses/LICENSE-2.0 | ||
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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. | ||
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--> | ||
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# wrapf | ||
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> Wrap a value on the half-open interval `[min,max)`. | ||
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<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. --> | ||
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<section class="intro"> | ||
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</section> | ||
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<!-- /.intro --> | ||
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<!-- Package usage documentation. --> | ||
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<section class="usage"> | ||
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## Usage | ||
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```javascript | ||
var wrapf = require( '@stdlib/math/base/special/wrapf' ); | ||
``` | ||
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#### wrapf( v, min, max ) | ||
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Wraps a value on the half-open interval `[min,max)`. | ||
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```javascript | ||
var v = wrapf( 3.14, 0.0, 5.0 ); | ||
// returns ~3.14 | ||
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v = wrapf( -3.14, 0.0, 5.0 ); | ||
// returns ~1.86 | ||
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v = wrapf( 10.0, 0.0, 5.0 ); | ||
// returns 0.0 | ||
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v = wrapf( -0.0, 0.0, 5.0 ); | ||
// returns 0.0 | ||
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v = wrapf( 0.0, -3.14, -0.0 ); | ||
// returns ~-3.14 | ||
``` | ||
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If provided `NaN` for any argument, the function returns `NaN`. | ||
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```javascript | ||
var v = wrapf( NaN, 0.0, 5.0 ); | ||
// returns NaN | ||
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v = wrapf( 0.0, NaN, 5.0 ); | ||
// returns NaN | ||
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v = wrapf( 3.14, 0.0, NaN ); | ||
// returns NaN | ||
``` | ||
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If provided `min == max`, the function returns `NaN`. | ||
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```javascript | ||
var v = wrapf( 3.14, 3.0, 3.0 ); | ||
// returns NaN | ||
``` | ||
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</section> | ||
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<!-- /.usage --> | ||
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<!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> | ||
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<section class="notes"> | ||
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## Notes | ||
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- The function does **not** distinguish between positive and negative zero. Where appropriate, the function returns positive zero. | ||
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</section> | ||
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<!-- /.notes --> | ||
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<!-- Package usage examples. --> | ||
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<section class="examples"> | ||
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## Examples | ||
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<!-- eslint no-undef: "error" --> | ||
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```javascript | ||
var discreteUniform = require( '@stdlib/random/base/discrete-uniform' ); | ||
var wrapf = require( '@stdlib/math/base/special/wrapf' ); | ||
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var min; | ||
var max; | ||
var v; | ||
var i; | ||
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for ( i = 0; i < 100; i++ ) { | ||
min = discreteUniform( 0.0, 10.0 ); | ||
max = discreteUniform( 5.0, 15.0 ); | ||
v = discreteUniform( -20.0, 20.0 ); | ||
console.log( 'wrapf(%d,%d,%d) => %d', v, min, max, wrapf( v, min, max ) ); | ||
} | ||
``` | ||
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</section> | ||
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<!-- /.examples --> | ||
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<!-- C interface documentation. --> | ||
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* * * | ||
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<section class="c"> | ||
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## C APIs | ||
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<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. --> | ||
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<section class="intro"> | ||
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</section> | ||
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<!-- /.intro --> | ||
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<!-- C usage documentation. --> | ||
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<section class="usage"> | ||
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### Usage | ||
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```c | ||
#include "stdlib/math/base/special/wrapf.h" | ||
``` | ||
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#### stdlib_base_wrapf( v, min, max ) | ||
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Wraps a value on the half-open interval `[min,max)`. | ||
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```c | ||
float v = stdlib_base_wrapf( 3.14, 0.0, 5.0 ); | ||
// returns ~3.14 | ||
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v = stdlib_base_wrapf( -3.14, 0.0, 5.0 ); | ||
// returns ~1.86 | ||
``` | ||
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The function accepts the following arguments: | ||
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- **v**: `[in] float` input value to wrap. | ||
- **min**: `[in] float` minimum value. | ||
- **max**: `[in] float` maximum value. | ||
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```c | ||
float stdlib_base_wrapf( const float v, const float min, const float max ) | ||
``` | ||
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</section> | ||
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<!-- /.usage --> | ||
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<!-- C API usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> | ||
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<section class="notes"> | ||
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</section> | ||
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<!-- /.notes --> | ||
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<!-- C API usage examples. --> | ||
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<section class="examples"> | ||
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### Examples | ||
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```c | ||
#include "stdlib/math/base/special/wrapf.h" | ||
#include <stdio.h> | ||
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int main( void ) { | ||
const float min[] = { 0.0f, 0.0f, 0.0f, 0.0f, -3.14f }; | ||
const float max[] = { 5.0f, 5.0f, 5.0f, 5.0f, -0.0f }; | ||
const float v[] = { 3.14f, -3.14f, 10.0f, -0.0f, 0.0f }; | ||
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float out; | ||
int i; | ||
for ( i = 0; i < 5; i++ ) { | ||
out = stdlib_base_wrap( v[i], min[i], max[i] ); | ||
printf( "wrapf(%f,%f,%f) => %f\n", v[i], min[i], max[i], out ); | ||
} | ||
} | ||
``` | ||
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</section> | ||
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<!-- /.examples --> | ||
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</section> | ||
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<!-- /.c --> | ||
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<!-- Section to include cited references. If references are included, add a horizontal rule *before* the section. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> | ||
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<section class="references"> | ||
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</section> | ||
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<!-- /.references --> | ||
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<!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. --> | ||
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<section class="related"> | ||
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* * * | ||
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## See Also | ||
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- <span class="package-name">[`@stdlib/math/base/special/clamp`][@stdlib/math/base/special/clamp]</span><span class="delimiter">: </span><span class="description">restrict a double-precision floating-point number to a specified range.</span> | ||
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</section> | ||
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<!-- /.related --> | ||
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<!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> | ||
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<section class="links"> | ||
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<!-- <related-links> --> | ||
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[@stdlib/math/base/special/clamp]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/clamp | ||
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<!-- </related-links> --> | ||
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</section> | ||
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<!-- /.links --> |
51 changes: 51 additions & 0 deletions
51
lib/node_modules/@stdlib/math/base/special/wrapf/benchmark/benchmark.js
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/** | ||
* @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. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var bench = require( '@stdlib/bench' ); | ||
var randu = require( '@stdlib/random/base/randu' ); | ||
var isnan = require( '@stdlib/math/base/assert/is-nanf' ); | ||
var pkg = require( './../package.json' ).name; | ||
var wrapf = require( './../lib' ); | ||
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// MAIN // | ||
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bench( pkg, function benchmark( b ) { | ||
var x; | ||
var y; | ||
var i; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
x = ( randu() * 20.0 ) - 10.0; | ||
y = wrapf( x, -5.0, 5.0 ); | ||
if ( isnan( y ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( isnan( y ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
}); |
60 changes: 60 additions & 0 deletions
60
lib/node_modules/@stdlib/math/base/special/wrapf/benchmark/benchmark.native.js
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/** | ||
* @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. | ||
*/ | ||
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'use strict'; | ||
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// MODULES // | ||
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var resolve = require( 'path' ).resolve; | ||
var bench = require( '@stdlib/bench' ); | ||
var randu = require( '@stdlib/random/base/randu' ); | ||
var isnan = require( '@stdlib/math/base/assert/is-nanf' ); | ||
var tryRequire = require( '@stdlib/utils/try-require' ); | ||
var pkg = require( './../package.json' ).name; | ||
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// VARIABLES // | ||
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var wrapf = tryRequire( resolve( __dirname, './../lib/native.js' ) ); | ||
var opts = { | ||
'skip': ( wrapf instanceof Error ) | ||
}; | ||
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// MAIN // | ||
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bench( pkg+'::native', opts, function benchmark( b ) { | ||
var x; | ||
var y; | ||
var i; | ||
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b.tic(); | ||
for ( i = 0; i < b.iterations; i++ ) { | ||
x = ( randu() * 20.0 ) - 10.0; | ||
y = wrapf( x, -5.0, 5.0 ); | ||
if ( isnan( y ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
} | ||
b.toc(); | ||
if ( isnan( y ) ) { | ||
b.fail( 'should not return NaN' ); | ||
} | ||
b.pass( 'benchmark finished' ); | ||
b.end(); | ||
}); |
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similarly for this one as well