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| 1 | +/** |
| 2 | +* @license Apache-2.0 |
| 3 | +* |
| 4 | +* Copyright (c) 2025 The Stdlib Authors. |
| 5 | +* |
| 6 | +* Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | +* you may not use this file except in compliance with the License. |
| 8 | +* You may obtain a copy of the License at |
| 9 | +* |
| 10 | +* http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | +* |
| 12 | +* Unless required by applicable law or agreed to in writing, software |
| 13 | +* distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | +* See the License for the specific language governing permissions and |
| 16 | +* limitations under the License. |
| 17 | +*/ |
| 18 | + |
| 19 | +#include "stdlib/stats/base/dsvariance.h" |
| 20 | +#include "stdlib/napi/export.h" |
| 21 | +#include "stdlib/napi/argv.h" |
| 22 | +#include "stdlib/napi/argv_int64.h" |
| 23 | +#include "stdlib/napi/argv_float.h" |
| 24 | +#include "stdlib/napi/argv_strided_float32array.h" |
| 25 | +#include "stdlib/napi/create_double.h" |
| 26 | +#include <node_api.h> |
| 27 | + |
| 28 | +/** |
| 29 | +* Receives JavaScript callback invocation data. |
| 30 | +* |
| 31 | +* @param env environment under which the function is invoked |
| 32 | +* @param info callback data |
| 33 | +* @return Node-API value |
| 34 | +*/ |
| 35 | +static napi_value addon( napi_env env, napi_callback_info info ) { |
| 36 | + STDLIB_NAPI_ARGV( env, info, argv, argc, 4 ); |
| 37 | + STDLIB_NAPI_ARGV_INT64( env, N, argv, 0 ); |
| 38 | + STDLIB_NAPI_ARGV_FLOAT( env, correction, argv, 1 ); |
| 39 | + STDLIB_NAPI_ARGV_INT64( env, stride, argv, 3 ); |
| 40 | + STDLIB_NAPI_ARGV_STRIDED_FLOAT32ARRAY( env, X, N, stride, argv, 2 ); |
| 41 | + STDLIB_NAPI_CREATE_DOUBLE( env, stdlib_strided_dsvariance( N, correction, X, stride ), v ); |
| 42 | + return v; |
| 43 | +} |
| 44 | + |
| 45 | +STDLIB_NAPI_MODULE_EXPORT_FCN( addon ) |
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