livoxGen1: find OpenCL using both CMake & pkgConfig

stimBuffApis/livoxGen1/CMakeLists.txt

@@ -9,8 +9,28 @@ if(ENABLE_STIMBUFFAPI_livoxGen1)
 	# Find liburing using pkg-config
 	pkg_check_modules(URING REQUIRED liburing)
 
-	# Find OpenCL using pkg-config
-	pkg_check_modules(OPENCL REQUIRED OpenCL)
+	# Find OpenCL: try find_package first, fall back to pkg-config
+	find_package(OpenCL QUIET)
+	if(OpenCL_FOUND)
+		# Normalize find_package variables to match pkg_check_modules naming
+		set(OPENCL_FOUND TRUE)
+		set(OPENCL_INCLUDE_DIRS ${OpenCL_INCLUDE_DIRS})
+		# Handle both OpenCL_LIBRARY (singular) and OpenCL_LIBRARIES (plural)
+		if(OpenCL_LIBRARIES)
+			set(OPENCL_LIBRARIES ${OpenCL_LIBRARIES})
+		else()
+			set(OPENCL_LIBRARIES ${OpenCL_LIBRARY})
+		endif()
+		set(OPENCL_LIBRARY_DIRS "")
+		message(STATUS "Found OpenCL using find_package")
+	else()
+		# Fall back to pkg-config
+		pkg_check_modules(OPENCL OpenCL)
+		if(NOT OPENCL_FOUND)
+			message(FATAL_ERROR "Failed to find OpenCL: both find_package and pkg_check_modules failed")
+		endif()
+		message(STATUS "Found OpenCL using pkg-config")
+	endif()
 
 	add_library(livoxGen1 SHARED
 		livoxGen1.cpp