godot/modules/basis_universal/SCsub

#!/usr/bin/env python

Import('env')
Import('env_modules')

env_basisu = env_modules.Clone()

# Thirdparty source files
# Not unbundled so far since not widespread as shared library
thirdparty_dir = "#thirdparty/basis_universal/"
tool_sources = [
	"basisu_astc_decomp.cpp",
	"basisu_backend.cpp",
	"basisu_basis_file.cpp",
	"basisu_comp.cpp",
	"basisu_enc.cpp",
	"basisu_etc.cpp",
	"basisu_frontend.cpp",
	"basisu_global_selector_palette_helpers.cpp",
	"basisu_gpu_texture.cpp",
	"basisu_pvrtc1_4.cpp",
	"basisu_resample_filters.cpp",
	"basisu_resampler.cpp",
	"basisu_ssim.cpp",
	"lodepng.cpp",
]
tool_sources = [thirdparty_dir + file for file in tool_sources]
transcoder_sources = [thirdparty_dir + "transcoder/basisu_transcoder.cpp"]

# Treat Basis headers as system headers to avoid raising warnings. Not supported on MSVC.
if not env.msvc:
    env_basisu.Append(CPPFLAGS=['-isystem', Dir(thirdparty_dir).path, '-isystem', Dir(thirdparty_dir + "transcoder").path])
else:
    env_basisu.Prepend(CPPPATH=[thirdparty_dir, thirdparty_dir + "transcoder"])

if env['target'] == "debug":
	env_basisu.Append(CPPFLAGS=["-DBASISU_DEVEL_MESSAGES=1", "-DBASISD_ENABLE_DEBUG_FLAGS=1"])

env_thirdparty = env_basisu.Clone()
env_thirdparty.disable_warnings()
if env['tools']:
    env_thirdparty.add_source_files(env.modules_sources, tool_sources)
env_thirdparty.add_source_files(env.modules_sources, transcoder_sources)

# Godot source files
env_basisu.add_source_files(env.modules_sources, "*.cpp")