CI with Travis + AppVeyor + GitHub Actions (#84)

.appveyor.yml

@@ -0,0 +1,90 @@
+environment:
+  matrix:
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      configuration: Debug
+      platform: x86
+      generator: "Visual Studio 14 2015"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      configuration: Debug
+      platform: x64
+      generator: "Visual Studio 14 2015"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      configuration: Release
+      platform: x86
+      generator: "Visual Studio 14 2015"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      configuration: Release
+      platform: x64
+      generator: "Visual Studio 14 2015"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      configuration: Debug
+      platform: x86
+      generator: "Visual Studio 15 2017"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      configuration: Debug
+      platform: x64
+      generator: "Visual Studio 15 2017"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      configuration: Release
+      platform: x86
+      generator: "Visual Studio 15 2017"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      configuration: Release
+      platform: x64
+      generator: "Visual Studio 15 2017"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+      configuration: Debug
+      platform: x86
+      generator: "Visual Studio 16 2019"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+      configuration: Debug
+      platform: x64
+      generator: "Visual Studio 16 2019"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+      configuration: Release
+      platform: x86
+      generator: "Visual Studio 16 2019"
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+      configuration: Release
+      platform: x64
+      generator: "Visual Studio 16 2019"
+
+init:
+  # Variables
+  - if "%platform%"=="x86" (set generator_platform=Win32) else (set generator_platform=x64)
+  # Info
+  - cmake --version
+  - msbuild /version
+
+install:
+  - git submodule update --init --recursive
+
+  # SFML
+  - git clone --recurse --depth 1 https://github.com/SFML/SFML "%TMP%/sfml_local"
+  - pushd "%TMP%/sfml_local"
+  - mkdir cmake-build
+  - pushd cmake-build
+  - mkdir "%TMP%/sfml_install"
+  - cmake -G "%generator%" -A "%generator_platform%" -DCMAKE_CONFIGURATION_TYPES="%configuration%" -DCMAKE_BUILD_TYPE="%configuration%" -DCMAKE_INSTALL_PREFIX="%TMP%/sfml_install" ..
+  - cmake --build . --config "%configuration%" --target install -- /M
+
+  # Dear ImGui
+  - git clone --recurse --depth 1 https://github.com/ocornut/imgui %TMP%/imgui_local
+
+build_script:
+  - pushd "%APPVEYOR_BUILD_FOLDER%"
+  - mkdir cmake-build
+  - pushd cmake-build
+  - cmake -G "%generator%" -A "%generator_platform%" -DCMAKE_CONFIGURATION_TYPES="%configuration%" -DCMAKE_BUILD_TYPE="%configuration%" -DCMAKE_PREFIX_PATH="%TMP%/sfml_install" -DSFML_DIR="%TMP%/sfml_install" -DIMGUI_DIR="%TMP%/imgui_local" -DBUILD_SHARED_LIBS=ON ..
+  - cmake --build . --config "%configuration%" -- /M