72 lines
2.1 KiB
Python
72 lines
2.1 KiB
Python
#!/usr/bin/env python
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Import("env")
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env_png = env.Clone()
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# Thirdparty source files
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thirdparty_obj = []
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if env["builtin_libpng"]:
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thirdparty_dir = "#thirdparty/libpng/"
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thirdparty_sources = [
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"png.c",
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"pngerror.c",
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"pngget.c",
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"pngmem.c",
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"pngpread.c",
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"pngread.c",
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"pngrio.c",
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"pngrtran.c",
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"pngrutil.c",
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"pngset.c",
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"pngtrans.c",
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"pngwio.c",
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"pngwrite.c",
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"pngwtran.c",
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"pngwutil.c",
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]
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thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
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env_png.Prepend(CPPPATH=[thirdparty_dir])
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# Needed for drivers includes and in platform/web.
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env.Prepend(CPPPATH=[thirdparty_dir])
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# Currently .ASM filter_neon.S does not compile on NT.
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import os
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# Enable ARM NEON instructions on 32-bit Android to compile more optimized code.
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use_neon = env["platform"] == "android" and env["arch"] == "arm32" and os.name != "nt"
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if use_neon:
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env_png.Append(CPPDEFINES=[("PNG_ARM_NEON_OPT", 2)])
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else:
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env_png.Append(CPPDEFINES=[("PNG_ARM_NEON_OPT", 0)])
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env_thirdparty = env_png.Clone()
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env_thirdparty.disable_warnings()
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env_thirdparty.add_source_files(thirdparty_obj, thirdparty_sources)
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if use_neon:
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env_neon = env_thirdparty.Clone()
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if "S_compiler" in env:
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env_neon["CC"] = env["S_compiler"]
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neon_sources = []
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neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/arm_init.c"))
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neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/filter_neon_intrinsics.c"))
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neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/filter_neon.S"))
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neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/palette_neon_intrinsics.c"))
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thirdparty_obj += neon_sources
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env.drivers_sources += thirdparty_obj
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# Godot source files
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driver_obj = []
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env_png.add_source_files(driver_obj, "*.cpp")
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env.drivers_sources += driver_obj
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# Needed to force rebuilding the driver files when the thirdparty library is updated.
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env.Depends(driver_obj, thirdparty_obj)
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