Update CMakeLists.txt

Engine/lib/CMakeLists.txt

@@ -293,6 +293,78 @@ add_subdirectory(libtheora ${TORQUE_LIB_TARG_DIRECTORY}/libtheora EXCLUDE_FROM_A
 
 mark_as_advanced(PULSEAUDIO_INCLUDE_DIR)
 mark_as_advanced(PULSEAUDIO_LIBRARY)
+
+# Setup python
+find_package(Python3 QUIET)
+
+if(NOT Python3_FOUND)
+    message(STATUS "Python3 not found — downloading embedded Python...")
+
+    # Detect architecture
+    if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm")
+        if(TORQUE_CPU_ARM64)
+            set(download_url "https://www.python.org/ftp/python/${program_version}/python-${program_version}-embed-arm64.zip")
+            set(download_filename "python-${program_version}-embed-arm64.zip")
+            set(download_sha512 D1D1183682D20AC057C45BF2AD264B6568CDEB54A1502823C76A2448386CAEF79A3AB9EA8FF57A5C023D432590FCCB5E3E9980F8760CD9BAAC5A2A82BA240D73)
+        endif()
+    else()
+        if(TORQUE_CPU_X64)
+            set(download_url "https://www.python.org/ftp/python/${program_version}/python-${program_version}-embed-amd64.zip")
+            set(download_filename "python-${program_version}-embed-amd64.zip")
+            set(download_sha512 2F67A8487A9EDECE26B73AAB27E75249E538938AD976D371A9411B54DBAE20AFEAC82B406AD4EEEE38B1CF6F407E7620679D30C0FFF82EC8E8AE62268C322D59)
+        endif()
+    endif()
+    if(TORQUE_CPU_X32 OR TORQUE_CPU_ARM32)
+        set(download_urls "https://www.python.org/ftp/python/${program_version}/python-${program_version}-embed-win32.zip")
+        set(download_filename "python-${program_version}-embed-win32.zip")
+        set(download_sha512 15542080E0CC25C574391218107FE843006E8C5A7161D1CD48CF14A3C47155C0244587273D9C747F35B15EA17676869ECCE079214824214C1A62ABFC86AD9F9B)
+    endif()
+
+    if(NOT download_url)
+        message(FATAL_ERROR "Unsupported architecture or missing TORQUE_CPU_* definition.")
+    endif()
+
+    set(python_dir "${CMAKE_BINARY_DIR}/tools/python")
+    set(python_zip "${python_dir}/${download_filename}")
+
+    # Ensure the target directory exists
+    file(MAKE_DIRECTORY "${python_dir}")
+
+    # Download the Python embedded zip if not already there
+    if(NOT EXISTS "${python_zip}")
+        message(STATUS "Downloading ${download_url} ...")
+        file(DOWNLOAD
+            "${download_url}"
+            "${python_zip}"
+            SHOW_PROGRESS
+            EXPECTED_HASH SHA512=${download_sha512}
+            STATUS download_status
+        )
+        list(GET download_status 0 status_code)
+        if(NOT status_code EQUAL 0)
+            message(FATAL_ERROR "Download failed: ${download_status}")
+        endif()
+    endif()
+
+    # Extract the embedded Python ZIP
+    message(STATUS "Extracting Python to ${python_dir}")
+    execute_process(
+        COMMAND ${CMAKE_COMMAND} -E tar xzf "${python_zip}"
+        WORKING_DIRECTORY "${python_dir}"
+        RESULT_VARIABLE extract_result
+    )
+
+    if(NOT extract_result EQUAL 0)
+        message(FATAL_ERROR "Failed to extract ${python_zip}")
+    endif()
+
+    file(GLOB embedded_python_exe "${python_dir}/python*.exe")
+    if(embedded_python_exe)
+        set(Python3_EXECUTABLE "${embedded_python_exe}" CACHE FILEPATH "Path to embedded Python" FORCE)
+        message(STATUS "Using embedded Python: ${Python3_EXECUTABLE}")
+    endif()
+endif()
+
 advanced_option(BUILD_PROGRAMS "" OFF)
 advanced_option(BUILD_EXAMPLES "" OFF)
 advanced_option(BUILD_REGTEST "" OFF)
@@ -300,6 +372,7 @@ advanced_option(ENABLE_BOW_DOCS "" OFF)
 set(BUILD_SHARED_LIBS ON )
 add_subdirectory(libsndfile ${TORQUE_LIB_TARG_DIRECTORY}/libsndfile EXCLUDE_FROM_ALL)
 
+set(BUILD_SHARED_LIBS OFF )
 if(TORQUE_TESTING)
     add_subdirectory(gtest ${TORQUE_LIB_TARG_DIRECTORY}/gtest EXCLUDE_FROM_ALL)
 endif()