xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Fma.metal (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker#include <metal_stdlib>
2*c8dee2aaSAndroid Build Coastguard Worker#include <simd/simd.h>
3*c8dee2aaSAndroid Build Coastguard Worker#ifdef __clang__
4*c8dee2aaSAndroid Build Coastguard Worker#pragma clang diagnostic ignored "-Wall"
5*c8dee2aaSAndroid Build Coastguard Worker#endif
6*c8dee2aaSAndroid Build Coastguard Workerusing namespace metal;
7*c8dee2aaSAndroid Build Coastguard Workerstruct Uniforms {
8*c8dee2aaSAndroid Build Coastguard Worker    half4 colorGreen;
9*c8dee2aaSAndroid Build Coastguard Worker    half4 colorRed;
10*c8dee2aaSAndroid Build Coastguard Worker    array<float, 5> testArray;
11*c8dee2aaSAndroid Build Coastguard Worker};
12*c8dee2aaSAndroid Build Coastguard Workerstruct Inputs {
13*c8dee2aaSAndroid Build Coastguard Worker};
14*c8dee2aaSAndroid Build Coastguard Workerstruct Outputs {
15*c8dee2aaSAndroid Build Coastguard Worker    half4 sk_FragColor [[color(0)]];
16*c8dee2aaSAndroid Build Coastguard Worker};
17*c8dee2aaSAndroid Build Coastguard Workerfragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
18*c8dee2aaSAndroid Build Coastguard Worker    Outputs _out;
19*c8dee2aaSAndroid Build Coastguard Worker    (void)_out;
20*c8dee2aaSAndroid Build Coastguard Worker    float one = _uniforms.testArray[0];
21*c8dee2aaSAndroid Build Coastguard Worker    float two = _uniforms.testArray[1];
22*c8dee2aaSAndroid Build Coastguard Worker    float three = _uniforms.testArray[2];
23*c8dee2aaSAndroid Build Coastguard Worker    half four = half(_uniforms.testArray[3]);
24*c8dee2aaSAndroid Build Coastguard Worker    half five = half(_uniforms.testArray[4]);
25*c8dee2aaSAndroid Build Coastguard Worker    _out.sk_FragColor = fma(one, two, three) == 5.0 && fma(half(three), four, five) == 17.0h ? _uniforms.colorGreen : _uniforms.colorRed;
26*c8dee2aaSAndroid Build Coastguard Worker    return _out;
27*c8dee2aaSAndroid Build Coastguard Worker}
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