3d921f1b2c
The right side of assignments will collapse redundant swizzles, but the left side does not. Code like this can actually cause the ByteCode- Generator to assert if it is run (it asserts in `swizzle_is_simple` during code generation). Change-Id: I891912fe0b5de2670dfa95f6702a86d5c42bb2ec Reviewed-on: https://skia-review.googlesource.com/c/skia/+/320296 Commit-Queue: John Stiles <johnstiles@google.com> Commit-Queue: Brian Osman <brianosman@google.com> Auto-Submit: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com>
27 lines
1.0 KiB
Metal
27 lines
1.0 KiB
Metal
#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct Inputs {
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};
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struct Outputs {
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float4 sk_FragColor [[color(0)]];
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};
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fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
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Outputs _outputStruct;
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thread Outputs* _out = &_outputStruct;
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float v = sqrt(1.0);
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_out->sk_FragColor = float4(v);
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_out->sk_FragColor = float4(float4(v).xyz, 0.0).wzyx;
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_out->sk_FragColor = float3(float4(v).xw, 0.0).zzxy;
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_out->sk_FragColor = float3(float3(float4(v).xw, 0.0).yx, 1.0).zzxy;
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_out->sk_FragColor = float3(float4(v).zy, 1.0).xyzz;
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_out->sk_FragColor = float4(v);
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_out->sk_FragColor = float4(float4(v).xx, 1.0, 1.0);
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_out->sk_FragColor = float4(v).wzwz;
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_out->sk_FragColor.xyzw = _out->sk_FragColor;
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_out->sk_FragColor.wzyx = _out->sk_FragColor;
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_out->sk_FragColor.xyzw.xw = _out->sk_FragColor.yz;
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_out->sk_FragColor.wzyx.yzw = float3(_out->sk_FragColor.ww, 1.0);
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return *_out;
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}
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