xref: /aosp_15_r20/external/skia/tests/sksl/shared/SwitchWithFallthroughGroups.wgsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1diagnostic(off, derivative_uniformity);
2diagnostic(off, chromium.unreachable_code);
3struct FSOut {
4  @location(0) sk_FragColor: vec4<f32>,
5};
6struct _GlobalUniforms {
7  colorGreen: vec4<f32>,
8  colorRed: vec4<f32>,
9};
10@binding(0) @group(0) var<uniform> _globalUniforms: _GlobalUniforms;
11fn switch_fallthrough_groups_bi(value: i32) -> bool {
12  {
13    var ok: bool = false;
14    switch value {
15      case -1, 0 {
16        var _skTemp0: bool = false;
17        if value == -1 {
18          ok = false;
19          // fallthrough
20        }
21        return false;
22      }
23      case 1, 2, 3 {
24        var _skTemp1: bool = false;
25        if value == 1 {
26          ok = true;
27          _skTemp1 = true;  // fallthrough
28        }
29        if _skTemp1 || value == 2 {
30          ;
31          // fallthrough
32        }
33        break;
34      }
35      case 4, 5, 6, 7, default {
36        var _skTemp2: bool = false;
37        if value == 4 {
38          ok = false;
39          _skTemp2 = true;  // fallthrough
40        }
41        if _skTemp2 || value == 5 {
42          ;
43          _skTemp2 = true;  // fallthrough
44        }
45        if _skTemp2 || value == 6 {
46          ;
47          _skTemp2 = true;  // fallthrough
48        }
49        if _skTemp2 || value == 7 {
50          ;
51          // fallthrough
52        }
53        break;
54      }
55    }
56    return ok;
57  }
58}
59fn _skslMain(coords: vec2<f32>) -> vec4<f32> {
60  {
61    let x: i32 = i32(_globalUniforms.colorGreen.y);
62    var _skTemp3: vec4<f32>;
63    let _skTemp4 = switch_fallthrough_groups_bi(x);
64    if _skTemp4 {
65      _skTemp3 = _globalUniforms.colorGreen;
66    } else {
67      _skTemp3 = _globalUniforms.colorRed;
68    }
69    return _skTemp3;
70  }
71}
72@fragment fn main() -> FSOut {
73  var _stageOut: FSOut;
74  _stageOut.sk_FragColor = _skslMain(/*fragcoord*/ vec2<f32>());
75  return _stageOut;
76}
77