diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml new file mode 100644 index 0000000..950c8e2 --- /dev/null +++ b/.github/workflows/ci.yml @@ -0,0 +1,5 @@ +name: CI +on: [push, pull_request] +jobs: + test: + uses: ./.github/workflows/test.yml \ No newline at end of file diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml new file mode 100644 index 0000000..d0dcce3 --- /dev/null +++ b/.github/workflows/publish.yml @@ -0,0 +1,46 @@ +name: Publish +on: + push: + tags: + - 'v*' + workflow_dispatch: +jobs: + test: + uses: ./.github/workflows/test.yml + publish: + needs: test + environment: production + runs-on: ubuntu-latest + steps: + - name: Checkout + uses: actions/checkout@v3 + - name: Setup JDK + uses: actions/setup-java@v3 + with: + distribution: oracle + java-version: 17 + - name: Configure GPG Key + env: + GPG_KEY: ${{ secrets.GPG_KEY }} + run: | + echo -n "$GPG_KEY" | base64 --decode | gpg --import + - name: Prepare environment + env: + SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }} + SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }} + run: | + mkdir -p ~/.sbt/1.0 + touch ~/.sbt/1.0/sonatype.sbt + echo "credentials += Credentials(Path.userHome / \".sbt\" / \"sonatype_credentials\")" > ~/.sbt/1.0/sonatype.sbt + touch ~/.sbt/sonatype_credentials + echo "realm=Sonatype Nexus Repository Manager" > ~/.sbt/sonatype_credentials + echo "host=s01.oss.sonatype.org" >> ~/.sbt/sonatype_credentials + echo "user=$SONATYPE_USERNAME" >> ~/.sbt/sonatype_credentials + echo "password=$SONATYPE_PASSWORD" >> ~/.sbt/sonatype_credentials + mkdir ~/.sbt/1.0/plugins + touch ~/.sbt/1.0/plugins/gpg.sbt + echo "addSbtPlugin(\"com.github.sbt\" % \"sbt-pgp\" % \"2.1.2\")" > ~/.sbt/1.0/plugins/gpg.sbt + - name: Deploy + run: sbt publishSigned + - name: Message + run: echo "Staging repository created at https://s01.oss.sonatype.org/#stagingRepositories" \ No newline at end of file diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml new file mode 100644 index 0000000..17b7923 --- /dev/null +++ b/.github/workflows/test.yml @@ -0,0 +1,15 @@ +name: Test +on: [workflow_call] +jobs: + test: + runs-on: ubuntu-latest + steps: + - name: Checkout + uses: actions/checkout@v3 + - name: Setup JDK + uses: actions/setup-java@v3 + with: + distribution: oracle + java-version: 17 + - name: Build and Test + run: sbt test \ No newline at end of file diff --git a/License b/License new file mode 100644 index 0000000..90a56e2 --- /dev/null +++ b/License @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2023 Nicholas Amigoni + + 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. diff --git a/Readme.md b/Readme.md new file mode 100644 index 0000000..0e39753 --- /dev/null +++ b/Readme.md @@ -0,0 +1,111 @@ + +# CmplxLib + +A Scala library for complex numbers, complex vectors, and complex matrices. + +## Project goals + +CmplxLib is an extension of [VecMatLib](https://github.com/HexagonNico/VecMatLib) adding complex numbers, complex +vectors, and complex matrices. + +Vectors and matrices structures are written in Scala to make the best use possible of Scala's operator overloading. +All methods with symbolic names have an alias for better interoperability with java. + +All operations in CmplxLib are designed to **not** modify the object on which the operation is invoked to respect the +principles of purity and immutability of functional programming. + +## Complex numbers + +The `Complex` class is the cartesian representation of a complex number in cartesian coordinates in the form `a + ib`, +where `a` is the real part and `b` is the imaginary part. + +Complex numbers use two double-precision floating point numbers. + +Scala example: +``` +val z = Complex(2.0, 1.0) // 2 + i +val w = Complex.I // The imaginary unit + +val sum = z + w // Result: 2 + 2i + +val product = z * (1.0, 1.0) // (2 + i) * (1 + i) = 1 + 3i +``` + +Java example: +``` +Complex z = new Complex(2.0, 1.0); // 2 + i +Complex w = Complex.I; // The imaginary unit + +Complex sum = z.plus(w); // Result: 2 + 2i + +Complex product = z.multiply(1.0, 1.0); // (2 + i) * (1 + i) = 1 + 3i +``` + +## Vectors and matrices + +The vector and matrix packages offer 2-dimensional, 3-dimensional, and 4-dimensional complex vectors, as well as 2x2, +3x3, and 4x4 complex matrices. + +They offer the same operations as real vectors and matrices, with the additional operations involving complex numbers. + +Scala example: +``` +val vector = Vec2c(Complex(1.0, 2.0), Complex(2.0, 1.0)) // [1 + 2i, 2 + i] +val conjugate = vector.conjugate // [1 - 2i, 2 - i] + +val matrix = Mat2c( + Complex(1.0, 2.0), Complex(1.5, 1.0), + Complex(0.5, 1.5), Complex(3.0, 2.0) +) + +val product = matrix * vector +``` + +Java example: +``` +Vec2c vector = new Vec2c(new Complex(1.0, 2.0), new Complex(2.0, 1.0)); // [1 + 2i, 2 + i] +Vec2c conjugate = vector.conjugate(); // [1 - 2i, 2 - i] + +Mat2c matrix = new Mat2c( + new Complex(1.0, 2.0), new Complex(1.5, 1.0), + new Complex(0.5, 1.5), new Complex(3.0, 2.0) +); + +Vec2c product = matrix.multiply(vector); +``` + +## Multithreading + +Due to VecMatLib not using any internal or temporal objects during any computations, neither modifying objects on which +operations are called, it can be used safely in a multithreaded application. + +## Add CmplxLib to your project + +### sbt + +``` +libraryDependencies += "io.github.hexagonnico" % "cmplxlib" % "1.0" +``` + +### Maven + +``` + + io.github.hexagonnico + cmplxlib + 1.0 + +``` + +### Gradle + +``` +implementation 'io.github.hexagonnico:cmplxlib:1.0' +``` + +## Contributing + +CmplxLib was developed by a single person as an extension of [VecMatLib](https://github.com/HexagonNico/VecMatLib). + +Your contributions are always welcome! Please submit a pull request or open an issue if you want to contribute with bug +fixes, code improvements, documentation, and better unit test coverage. diff --git a/build.sbt b/build.sbt index 05f34ce..c6cac0b 100644 --- a/build.sbt +++ b/build.sbt @@ -1,8 +1,8 @@ -ThisBuild / version := "0.1.0-SNAPSHOT" +ThisBuild / version := "1.0" ThisBuild / scalaVersion := "2.13.12" -libraryDependencies += "io.github.hexagonnico" % "vecmatlib" % "2.2" +libraryDependencies += "io.github.hexagonnico" % "vecmatlib" % "2.3" lazy val root = (project in file(".")).settings( name := "CmplxLib" @@ -13,4 +13,39 @@ libraryDependencies += "org.scalatest" %% "scalatest" % "3.2.15" % Test // Junit test dependency libraryDependencies += "com.github.sbt" % "junit-interface" % "0.13.3" % Test -crossPaths := false \ No newline at end of file +crossPaths := false + +// Publishing +ThisBuild / organization := "io.github.hexagonnico" +ThisBuild / organizationName := "cmplxlib" +ThisBuild / organizationHomepage := Some(url("https://github.com/HexagonNico/CmplxLib")) + +ThisBuild / scmInfo := Some( + ScmInfo( + url("https://github.com/HexagonNico/CmplxLib"), + "git@github.com:HexagonNico/CmplxLib.git" + ) +) + +ThisBuild / developers := List( + Developer( + id = "HexagonNico", + name = "Nicholas Amigoni", + email = "nico.hex6@gmail.com", + url = url("https://hexagonnico.github.io") + ) +) + +ThisBuild / description := "A Scala library for complex numbers, complex vectors, and complex matrices" +ThisBuild / licenses := List( + "Apache 2" -> new URL("http://www.apache.org/licenses/LICENSE-2.0.txt") +) +ThisBuild / homepage := Some(url("https://github.com/HexagonNico/CmplxLib")) + +ThisBuild / pomIncludeRepository := { _ => false } +ThisBuild / publishTo := { + val nexus = "https://s01.oss.sonatype.org/" + if (isSnapshot.value) Some("snapshots" at nexus + "content/repositories/snapshots") + else Some("releases" at nexus + "service/local/staging/deploy/maven2") +} +ThisBuild / publishMavenStyle := true