To build on/for linux: tools/build.py -a x64 samples
To build on/for Mac: tools/build.py -a ia32 samples
To build on Linux for Android: tools/bui8ld.py --os=android samples
Note that to run on a Mac, you need to delete the first line of the
fragment shader in raytrace.dart, that says:
precision mediump float;
Review URL: https://codereview.chromium.org//11883013
git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@17161 260f80e4-7a28-3924-810f-c04153c831b5
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