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Revert "[Impeller] migrate Gaussian shaders to half precision." #40784
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This reverts commit 83e22b5.
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Confirmed this regressed performance. Will investigate offline with profiling tools to determine cause |
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auto label is removed for flutter/engine, pr: 40784, due to - The status or check suite Linux Unopt has failed. Please fix the issues identified (or deflake) before re-applying this label.
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Reverts #40752
This was flagged as regressing raster time performance. needs investigation: https://flutter-flutter-perf.skia.org/e/?begin=1680120153&end=1680150908&keys=X4bde3c482cac430b6985776abb5b2b5d&selected=commit%3D34067%26name%3D%252Carch%253Dintel%252Cbranch%253Dmaster%252Cconfig%253Ddefault%252Cdevice_type%253DiPhone_11%252Cdevice_version%253Dnone%252Chost_type%253Dmac%252Csub_result%253Daverage_frame_rasterizer_time_millis%252Ctest%253Dbackdrop_filter_perf_impeller_ios__timeline_summary%252C&xbaroffset=34067
Potentially something is going wrong with the sampling and/or we're converting too much? Not sure yet.