creates a 3d & 2d sim of the blackhole applicable individually in windows and linux

.github/workflows/build.yml

@@ -0,0 +1,129 @@
+name: Build
+
+on:
+  push:
+    branches: [ "main" ]
+    tags: [ "v*" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch: {}
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+        include:
+          - os: ubuntu-latest
+            triplet: x64-linux
+            artifact_name: black-hole-linux-x64
+          - os: windows-latest
+            triplet: x64-windows
+            artifact_name: black-hole-windows-x64
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set vcpkg path (Linux)
+        if: runner.os == 'Linux'
+        run: echo "VCPKG_ROOT=$VCPKG_INSTALLATION_ROOT" >> "$GITHUB_ENV"
+
+      - name: Set vcpkg path (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: echo "VCPKG_ROOT=$env:VCPKG_INSTALLATION_ROOT" >> $env:GITHUB_ENV
+
+      - name: Install Linux native deps (X11/OpenGL/GLU headers for GLFW/GLEW)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            build-essential \
+            libgl1-mesa-dev \
+            libglu1-mesa-dev \
+            libx11-dev \
+            libxrandr-dev \
+            libxinerama-dev \
+            libxcursor-dev \
+            libxi-dev \
+            libxext-dev \
+            pkg-config
+
+      - name: Cache vcpkg packages
+        uses: actions/cache@v4
+        with:
+          path: |
+            ${{ env.VCPKG_ROOT }}/installed
+            ~/.cache/vcpkg/archives
+            ${{ runner.os == 'Windows' && '%LOCALAPPDATA%\\vcpkg\\archives' || '' }}
+          key: vcpkg-${{ matrix.triplet }}-${{ hashFiles('vcpkg.json') }}
+          restore-keys: |
+            vcpkg-${{ matrix.triplet }}-
+
+      - name: Install dependencies via vcpkg manifest
+        run: |
+          "${{ env.VCPKG_ROOT }}/vcpkg" install --triplet ${{ matrix.triplet }}
+        shell: bash
+
+      - name: Configure CMake
+        run: |
+          cmake -B build -S . \
+            -DCMAKE_TOOLCHAIN_FILE="${{ env.VCPKG_ROOT }}/scripts/buildsystems/vcpkg.cmake" \
+            -DVCPKG_TARGET_TRIPLET=${{ matrix.triplet }} \
+            -DCMAKE_BUILD_TYPE=Release
+        shell: bash
+
+      - name: Build
+        run: cmake --build build --config Release --parallel
+
+      - name: Stage release artifact
+        shell: bash
+        run: |
+          mkdir -p staging
+          if [ -d "build/Release" ]; then
+            cp -r build/Release/. staging/
+          else
+            find build -maxdepth 1 -type f -executable -exec cp {} staging/ \;
+            cp build/*.vert build/*.frag build/*.comp staging/ 2>/dev/null || true
+          fi
+          cp README.md staging/ 2>/dev/null || true
+          ls -la staging
+
+      - name: Upload build artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact_name }}
+          path: staging/
+          if-no-files-found: error
+
+  release:
+    name: Publish GitHub Release
+    needs: build
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Download all build artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+
+      - name: Zip each platform artifact
+        run: |
+          cd artifacts
+          for dir in */; do
+            name="${dir%/}"
+            (cd "$name" && zip -r "../${name}.zip" .)
+          done
+          ls -la
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: artifacts/*.zip
+          generate_release_notes: true

CMakeLists.txt

@@ -4,6 +4,9 @@ project(BlackHoleSim)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
+if (MSVC)
+  add_compile_options(/utf-8)
+endif()
 # Dependencies
 find_package(GLEW REQUIRED)
 find_package(glfw3 CONFIG REQUIRED)