use asset catalog

Sources/Voxelotl/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,68 @@
+{
+  "images" : [
+    {
+      "filename" : "icon_16x16.png",
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "16x16"
+    },
+    {
+      "filename" : "icon_32x32.png",
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "16x16"
+    },
+    {
+      "filename" : "icon_32x32-1.png",
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "32x32"
+    },
+    {
+      "filename" : "icon_32x32@2x.png",
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "32x32"
+    },
+    {
+      "filename" : "icon_128x128.png",
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "128x128"
+    },
+    {
+      "filename" : "icon_128x128@2x.png",
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "128x128"
+    },
+    {
+      "filename" : "icon_256x256.png",
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "256x256"
+    },
+    {
+      "filename" : "icon_512x512-1.png",
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "256x256"
+    },
+    {
+      "filename" : "icon_512x512.png",
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "512x512"
+    },
+    {
+      "filename" : "icon_512x512@2x.png",
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "512x512"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Sources/Voxelotl/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Sources/Voxelotl/CMakeLists.txt

@@ -1,5 +1,5 @@
 add_executable(Voxelotl MACOSX_BUNDLE
-  Voxelotl.icns
+  Assets.xcassets
   Application.swift
   main.swift)
 
@@ -14,8 +14,8 @@ set_target_properties(Voxelotl PROPERTIES
   MACOSX_BUNDLE_BUNDLE_VERSION "${PROJECT_VERSION}"
   MACOSX_BUNDLE_SHORT_VERSION_STRING "${PROJECT_VERSION}"
   MACOSX_BUNDLE_GUI_IDENTIFIER "gay.pizza.voxelotl"
-  MACOSX_BUNDLE_ICON_FILE "Voxelotl"
   MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/Info.plist.in"
+  XCODE_ATTRIBUTE_ASSETCATALOG_COMPILER_APPICON_NAME "AppIcon"
   BUILD_RPATH "@loader_path/../Frameworks"
   XCODE_ATTRIBUTE_SKIP_INSTALL "NO"
   XCODE_ATTRIBUTE_INSTALL_PATH "$(LOCAL_APPS_DIR)"
@@ -23,7 +23,7 @@ set_target_properties(Voxelotl PROPERTIES
   XCODE_SCHEME_ENABLE_GPU_FRAME_CAPTURE_MODE "Metal"
   XCODE_ATTRIBUTE_CODE_SIGN_ENTITLEMENTS "${CMAKE_CURRENT_SOURCE_DIR}/Voxelotl.entitlements"
   MACOSX_BUNDLE_COPYRIGHT "© 2024 Gay Pizza Specifications")
-set_source_files_properties(Voxelotl.icns PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
-source_group("Resources" FILES Voxelotl.icns)
+set_source_files_properties(Assets.xcassets PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
+source_group("Resources" FILES Assets.xcassets)
 
 source_group("Source Files" REGULAR_EXPRESSION "\\.(swift)$")

Sources/Voxelotl/Info.plist.in

@@ -8,10 +8,8 @@
 	<string>${MACOSX_BUNDLE_EXECUTABLE_NAME}</string>
 	<key>CFBundleGetInfoString</key>
 	<string>${MACOSX_BUNDLE_INFO_STRING}</string>
-	<key>CFBundleIconFile</key>
-	<string>${MACOSX_BUNDLE_ICON_FILE}</string>
 	<key>CFBundleIconName</key>
-	<string>${MACOSX_BUNDLE_ICON_FILE}</string>
+	<string>AppIcon</string>
 	<key>CFBundleIdentifier</key>
 	<string>${MACOSX_BUNDLE_GUI_IDENTIFIER}</string>
 	<key>CFBundleInfoDictionaryVersion</key>