Use vcpkg for stb dependency with FetchContent fallback

Author: bobtista

cmake/stb.cmake

@@ -2,16 +2,18 @@
 # STB single-file public domain libraries for image encoding
 # https://github.com/nothings/stb
 
-FetchContent_Declare(
-    stb
-    GIT_REPOSITORY https://github.com/nothings/stb.git
-    GIT_TAG        master  # Could pin to specific commit for stability
-    GIT_SHALLOW    TRUE
-)
+find_package(Stb CONFIG QUIET)
 
-FetchContent_MakeAvailable(stb)
+if(NOT Stb_FOUND)
+	include(FetchContent)
+	FetchContent_Declare(
+		stb
+		GIT_REPOSITORY https://github.com/nothings/stb.git
+		GIT_TAG        5c205738c191bcb0abc65c4febfa9bd25ff35234
+	)
 
-# Create interface library for stb headers
-add_library(stb INTERFACE)
-target_include_directories(stb INTERFACE ${stb_SOURCE_DIR})
+	FetchContent_MakeAvailable(stb)
 
+	add_library(stb INTERFACE)
+	target_include_directories(stb INTERFACE ${stb_SOURCE_DIR})
+endif()

vcpkg.json

@@ -3,6 +3,7 @@
     "builtin-baseline": "b02e341c927f16d991edbd915d8ea43eac52096c",
     "dependencies": [
       "zlib",
-      "ffmpeg"
+      "ffmpeg",
+      "stb"
     ]
   }