*misc

1 files changed, 18 insertions, 0 deletions

diff --git a/source/external/SDL2/src/render/metal/build-metal-shaders.sh b/source/external/SDL2/src/render/metal/build-metal-shaders.sh
new file mode 100644
index 0000000..8ebf63e
--- /dev/null
+++ b/source/external/SDL2/src/render/metal/build-metal-shaders.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+set -x
+set -e
+cd `dirname "$0"`
+
+generate_shaders()
+{
+    platform=$1
+    /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/usr/bin/metal -std=$platform-metal1.1 -Wall -O3 -o ./sdl.air ./SDL_shaders_metal.metal || exit $?
+    /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/usr/bin/metal-ar rc sdl.metalar sdl.air || exit $?
+    /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/usr/bin/metallib -o sdl.metallib sdl.metalar || exit $?
+    xxd -i sdl.metallib | perl -w -p -e 's/\Aunsigned /const unsigned /;' >./SDL_shaders_metal_$platform.h
+    rm -f sdl.air sdl.metalar sdl.metallib
+}
+
+generate_shaders osx
+generate_shaders ios