/** * @license Apache-2.0 * * Copyright (c) 2021 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. */ #include "stdlib/complex/float64/ctor.h" #include "stdlib/complex/float32/ctor.h" #include /** * Returns a double-precision complex floating-point number. * * @param real real component * @param imag imaginary component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128( 5.0, 2.0 ); */ stdlib_complex128_t stdlib_complex128( const double real, const double imag ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = real; z.parts[ 1 ] = imag; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a single-precision floating-point number to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_float32( 5.0f ); */ stdlib_complex128_t stdlib_complex128_from_float32( const float real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a double-precision floating-point number to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_float64( 5.0 ); */ stdlib_complex128_t stdlib_complex128_from_float64( const double real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a single-precision complex floating-point number to a double-precision complex floating-point number. * * @param z single-precision complex floating-point number * @return double-precision complex floating-point number * * @example * #include "stdlib/complex/float32/ctor.h" * * stdlib_complex64_t z1 = stdlib_complex64( 5.0f, 3.0f ); * stdlib_complex128_t z2 = stdlib_complex128_from_complex64( z1 ); */ stdlib_complex128_t stdlib_complex128_from_complex64( const stdlib_complex64_t z ) { stdlib_complex64_parts_t v1 = { z }; stdlib_complex128_parts_t v2; v2.parts[ 0 ] = (double)v1.parts[ 0 ]; v2.parts[ 1 ] = (double)v1.parts[ 1 ]; // cppcheck-suppress unreadVariable return v2.value; } /** * Converts (copies) a double-precision complex floating-point number to a double-precision complex floating-point number. * * @param z double-precision complex floating-point number * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z1 = stdlib_complex128( 5.0, 3.0 ); * stdlib_complex128_t z2 = stdlib_complex128_from_complex128( z1 ); */ stdlib_complex128_t stdlib_complex128_from_complex128( const stdlib_complex128_t z ) { stdlib_complex128_parts_t v1 = { z }; stdlib_complex128_parts_t v2; v2.parts[ 0 ] = v1.parts[ 0 ]; v2.parts[ 1 ] = v1.parts[ 1 ]; // cppcheck-suppress unreadVariable return v2.value; } /** * Converts a signed 8-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_int8( 5 ); */ stdlib_complex128_t stdlib_complex128_from_int8( const int8_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts an unsigned 8-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_uint8( 5 ); */ stdlib_complex128_t stdlib_complex128_from_uint8( const uint8_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a signed 16-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_int16( 5 ); */ stdlib_complex128_t stdlib_complex128_from_int16( const int16_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts an unsigned 16-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_uint16( 5 ); */ stdlib_complex128_t stdlib_complex128_from_uint16( const uint16_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a signed 32-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_int32( 5 ); */ stdlib_complex128_t stdlib_complex128_from_int32( const int32_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts an unsigned 32-bit integer to a double-precision complex floating-point number. * * @param real real component * @return double-precision complex floating-point number * * @example * stdlib_complex128_t z = stdlib_complex128_from_uint32( 5 ); */ stdlib_complex128_t stdlib_complex128_from_uint32( const uint32_t real ) { stdlib_complex128_parts_t z; z.parts[ 0 ] = (double)real; z.parts[ 1 ] = 0.0; // cppcheck-suppress unreadVariable return z.value; } /** * Converts a double-precision complex floating-point number to a single-precision complex floating-point number. * * @param z double-precision complex floating-point number * @return single-precision complex floating-point number * * @example * #include "stdlib/complex/float32/ctor.h" * * stdlib_complex128_t z1 = stdlib_complex128( 5.0, 3.0 ); * stdlib_complex64_t z2 = stdlib_complex128_to_complex64( z1 ); */ stdlib_complex64_t stdlib_complex128_to_complex64( const stdlib_complex128_t z ) { stdlib_complex128_parts_t v1 = { z }; stdlib_complex64_parts_t v2; v2.parts[ 0 ] = (float)v1.parts[ 0 ]; v2.parts[ 1 ] = (float)v1.parts[ 1 ]; // cppcheck-suppress unreadVariable return v2.value; }