#!/bin/bash
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set -x
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set -e
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cd `dirname "$0"`
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generate_shaders()
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{
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fileplatform=$1
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compileplatform=$2
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sdkplatform=$3
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minversion=$4
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xcrun -sdk $sdkplatform metal -c -std=$compileplatform-metal1.1 -m$sdkplatform-version-min=$minversion -Wall -O3 -o ./sdl.air ./SDL_shaders_metal.metal || exit $?
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xcrun -sdk $sdkplatform metal-ar rc sdl.metalar sdl.air || exit $?
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xcrun -sdk $sdkplatform metallib -o sdl.metallib sdl.metalar || exit $?
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xxd -i sdl.metallib | perl -w -p -e 's/\Aunsigned /const unsigned /;' >./SDL_shaders_metal_$fileplatform.h
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rm -f sdl.air sdl.metalar sdl.metallib
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}
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generate_shaders osx osx macosx 10.11
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generate_shaders ios ios iphoneos 8.0
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generate_shaders tvos ios appletvos 9.0
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