xref: /aosp_15_r20/external/skia/tests/sksl/shared/PrefixExpressionsES2.glsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker
2*c8dee2aaSAndroid Build Coastguard Workerout vec4 sk_FragColor;
3*c8dee2aaSAndroid Build Coastguard Workeruniform vec4 colorGreen;
4*c8dee2aaSAndroid Build Coastguard Workeruniform vec4 colorRed;
5*c8dee2aaSAndroid Build Coastguard Workeruniform mat2 testMatrix2x2;
6*c8dee2aaSAndroid Build Coastguard Workervec4 main() {
7*c8dee2aaSAndroid Build Coastguard Worker    bool ok = true;
8*c8dee2aaSAndroid Build Coastguard Worker    int i = 5;
9*c8dee2aaSAndroid Build Coastguard Worker    ++i;
10*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && i == 6;
11*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++i == 7;
12*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --i == 6;
13*c8dee2aaSAndroid Build Coastguard Worker    --i;
14*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && i == 5;
15*c8dee2aaSAndroid Build Coastguard Worker    float f = 0.5;
16*c8dee2aaSAndroid Build Coastguard Worker    ++f;
17*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f == 1.5;
18*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++f == 2.5;
19*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --f == 1.5;
20*c8dee2aaSAndroid Build Coastguard Worker    --f;
21*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f == 0.5;
22*c8dee2aaSAndroid Build Coastguard Worker    vec2 f2 = vec2(0.5);
23*c8dee2aaSAndroid Build Coastguard Worker    ++f2.x;
24*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f2.x == 1.5;
25*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++f2.x == 2.5;
26*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --f2.x == 1.5;
27*c8dee2aaSAndroid Build Coastguard Worker    --f2.x;
28*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f2.x == 0.5;
29*c8dee2aaSAndroid Build Coastguard Worker    ++f2;
30*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f2 == vec2(1.5);
31*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++f2 == vec2(2.5);
32*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --f2 == vec2(1.5);
33*c8dee2aaSAndroid Build Coastguard Worker    --f2;
34*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && f2 == vec2(0.5);
35*c8dee2aaSAndroid Build Coastguard Worker    ivec4 i4 = ivec4(7, 8, 9, 10);
36*c8dee2aaSAndroid Build Coastguard Worker    ++i4;
37*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && i4 == ivec4(8, 9, 10, 11);
38*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++i4 == ivec4(9, 10, 11, 12);
39*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --i4 == ivec4(8, 9, 10, 11);
40*c8dee2aaSAndroid Build Coastguard Worker    --i4;
41*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && i4 == ivec4(7, 8, 9, 10);
42*c8dee2aaSAndroid Build Coastguard Worker    mat3 m3x3 = mat3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
43*c8dee2aaSAndroid Build Coastguard Worker    ++m3x3;
44*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && m3x3 == mat3(2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0);
45*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && ++m3x3 == mat3(3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
46*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && --m3x3 == mat3(2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0);
47*c8dee2aaSAndroid Build Coastguard Worker    --m3x3;
48*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && m3x3 == mat3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
49*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && colorGreen.x != 1.0;
50*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && -1.0 == -colorGreen.y;
51*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && vec4(0.0, -1.0, 0.0, -1.0) == -colorGreen;
52*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && mat2(-1.0, -2.0, -3.0, -4.0) == -testMatrix2x2;
53*c8dee2aaSAndroid Build Coastguard Worker    ivec2 iv = ivec2(i, -i);
54*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && -i == -5;
55*c8dee2aaSAndroid Build Coastguard Worker    ok = ok && -iv == ivec2(-5, 5);
56*c8dee2aaSAndroid Build Coastguard Worker    return ok ? colorGreen : colorRed;
57*c8dee2aaSAndroid Build Coastguard Worker}
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