xref: /aosp_15_r20/external/skia/tests/sksl/shared/PostfixExpressions.metal (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
1#include <metal_stdlib>
2#include <simd/simd.h>
3#ifdef __clang__
4#pragma clang diagnostic ignored "-Wall"
5#endif
6using namespace metal;
7struct Uniforms {
8    half4 colorGreen;
9    half4 colorRed;
10};
11struct Inputs {
12};
13struct Outputs {
14    half4 sk_FragColor [[color(0)]];
15};
16
17thread bool operator==(const float3x3 left, const float3x3 right);
18thread bool operator!=(const float3x3 left, const float3x3 right);
19thread bool operator==(const float3x3 left, const float3x3 right) {
20    return all(left[0] == right[0]) &&
21           all(left[1] == right[1]) &&
22           all(left[2] == right[2]);
23}
24thread bool operator!=(const float3x3 left, const float3x3 right) {
25    return !(left == right);
26}
27fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
28    Outputs _out;
29    (void)_out;
30    float3x3 _skTemp0;
31    float3x3 _skTemp1;
32    float3x3 _skTemp2;
33    float3x3 _skTemp3;
34    bool ok = true;
35    int i = 5;
36    i++;
37    ok = ok && i++ == 6;
38    ok = ok && i == 7;
39    ok = ok && i-- == 7;
40    ok = ok && i == 6;
41    i--;
42    ok = ok && i == 5;
43    float f = 0.5;
44    f++;
45    ok = ok && f++ == 1.5;
46    ok = ok && f == 2.5;
47    ok = ok && f-- == 2.5;
48    ok = ok && f == 1.5;
49    f--;
50    ok = ok && f == 0.5;
51    float2 f2 = float2(0.5);
52    f2.x++;
53    ok = ok && f2.x++ == 1.5;
54    ok = ok && f2.x == 2.5;
55    ok = ok && f2.x-- == 2.5;
56    ok = ok && f2.x == 1.5;
57    f2.x--;
58    ok = ok && f2.x == 0.5;
59    f2++;
60    ok = ok && all(f2++ == float2(1.5));
61    ok = ok && all(f2 == float2(2.5));
62    ok = ok && all(f2-- == float2(2.5));
63    ok = ok && all(f2 == float2(1.5));
64    f2--;
65    ok = ok && all(f2 == float2(0.5));
66    int4 i4 = int4(7, 8, 9, 10);
67    i4++;
68    ok = ok && all(i4++ == int4(8, 9, 10, 11));
69    ok = ok && all(i4 == int4(9, 10, 11, 12));
70    ok = ok && all(i4-- == int4(9, 10, 11, 12));
71    ok = ok && all(i4 == int4(8, 9, 10, 11));
72    i4--;
73    ok = ok && all(i4 == int4(7, 8, 9, 10));
74    float3x3 m3x3 = float3x3(float3(1.0, 2.0, 3.0), float3(4.0, 5.0, 6.0), float3(7.0, 8.0, 9.0));
75    ((_skTemp0 = m3x3), (m3x3 += float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)), _skTemp0);
76    ok = ok && ((_skTemp1 = m3x3), (m3x3 += float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)), _skTemp1) == float3x3(float3(2.0, 3.0, 4.0), float3(5.0, 6.0, 7.0), float3(8.0, 9.0, 10.0));
77    ok = ok && m3x3 == float3x3(float3(3.0, 4.0, 5.0), float3(6.0, 7.0, 8.0), float3(9.0, 10.0, 11.0));
78    ok = ok && ((_skTemp2 = m3x3), (m3x3 -= float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)), _skTemp2) == float3x3(float3(3.0, 4.0, 5.0), float3(6.0, 7.0, 8.0), float3(9.0, 10.0, 11.0));
79    ok = ok && m3x3 == float3x3(float3(2.0, 3.0, 4.0), float3(5.0, 6.0, 7.0), float3(8.0, 9.0, 10.0));
80    ((_skTemp3 = m3x3), (m3x3 -= float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)), _skTemp3);
81    ok = ok && m3x3 == float3x3(float3(1.0, 2.0, 3.0), float3(4.0, 5.0, 6.0), float3(7.0, 8.0, 9.0));
82    _out.sk_FragColor = ok ? _uniforms.colorGreen : _uniforms.colorRed;
83    return _out;
84}
85