xref: /aosp_15_r20/external/skia/tests/sksl/folding/MatrixVectorNoOpFolding.glsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1
2uniform mat2 testMatrix2x2;
3uniform mat3 testMatrix3x3;
4uniform vec4 testInputs;
5uniform vec4 colorRed;
6uniform vec4 colorGreen;
7uniform float unknownInput;
8bool test_Xno_Xop_Xmat2_XX_Xvec2_Xb() {
9    vec2 v;
10    vec2 vv;
11    v = testInputs.xy;
12    v = testInputs.xy;
13    if (v != testInputs.xy) return false;
14    if (v != testInputs.xy) return false;
15    v = -testInputs.xy;
16    v = -testInputs.xy;
17    if (v != -testInputs.xy) return false;
18    vv = vec2(0.0);
19    vv = vec2(0.0);
20    return vv == vec2(0.0);
21}
22bool test_Xno_Xop_Xmat3_XX_Xvec3_Xb() {
23    vec3 v;
24    vec3 vv;
25    v = testInputs.xyz;
26    v = testInputs.xyz;
27    if (v != testInputs.xyz) return false;
28    if (v != testInputs.xyz) return false;
29    v = -testInputs.xyz;
30    v = -testInputs.xyz;
31    if (v != -testInputs.xyz) return false;
32    vv = vec3(0.0);
33    vv = vec3(0.0);
34    return vv == vec3(0.0);
35}
36bool test_Xno_Xop_Xmat4_XX_Xvec4_Xb() {
37    vec4 v;
38    vec4 vv;
39    v = testInputs;
40    v = testInputs;
41    if (v != testInputs) return false;
42    if (v != testInputs) return false;
43    v = -testInputs;
44    v = -testInputs;
45    if (v != -testInputs) return false;
46    vv = vec4(0.0);
47    vv = vec4(0.0);
48    return vv == vec4(0.0);
49}
50bool test_Xno_Xop_Xvec2_XX_Xmat2_Xb() {
51    const vec2 n = vec2(-1.0);
52    const vec2 i = vec2(1.0);
53    const vec2 z = vec2(0.0);
54    vec2 v;
55    vec2 vv = vec2(0.0);
56    vv = vec2(0.0);
57    if (vv != z) return false;
58    v = i * testMatrix2x2;
59    if (v != vec2(3.0, 7.0)) return false;
60    v = testMatrix2x2 * i;
61    if (v != vec2(4.0, 6.0)) return false;
62    v = n * testMatrix2x2;
63    if (v != vec2(-3.0, -7.0)) return false;
64    v = testMatrix2x2 * n;
65    return v == vec2(-4.0, -6.0);
66}
67bool test_Xno_Xop_Xvec3_XX_Xmat3_Xb() {
68    const vec3 n = vec3(-1.0);
69    const vec3 i = vec3(1.0);
70    const vec3 z = vec3(0.0);
71    vec3 v;
72    vec3 vv = vec3(0.0);
73    vv = vec3(0.0);
74    if (vv != z) return false;
75    v = i * testMatrix3x3;
76    if (v != vec3(6.0, 15.0, 24.0)) return false;
77    v = testMatrix3x3 * i;
78    if (v != vec3(12.0, 15.0, 18.0)) return false;
79    v = n * testMatrix3x3;
80    if (v != vec3(-6.0, -15.0, -24.0)) return false;
81    v = testMatrix3x3 * n;
82    return v == vec3(-12.0, -15.0, -18.0);
83}
84bool test_Xno_Xop_Xvec4_XX_Xmat4_Xb() {
85    const vec4 n = vec4(-1.0);
86    const vec4 i = vec4(1.0);
87    const vec4 z = vec4(0.0);
88    mat4 testMatrix4x4 = mat4(testMatrix2x2[0], testMatrix2x2[1], testMatrix2x2[0], testMatrix2x2[1], testMatrix2x2[0], testMatrix2x2[1], testMatrix2x2[0], testMatrix2x2[1]);
89    vec4 v;
90    vec4 vv = vec4(0.0);
91    vv = vec4(0.0);
92    if (vv != z) return false;
93    v = i * testMatrix4x4;
94    if (v != vec4(10.0)) return false;
95    v = testMatrix4x4 * i;
96    if (v != vec4(4.0, 8.0, 12.0, 16.0)) return false;
97    v = n * testMatrix4x4;
98    if (v != vec4(-10.0)) return false;
99    v = testMatrix4x4 * n;
100    return v == vec4(-4.0, -8.0, -12.0, -16.0);
101}
102vec4 main() {
103    return ((((test_Xno_Xop_Xmat2_XX_Xvec2_Xb() && test_Xno_Xop_Xmat3_XX_Xvec3_Xb()) && test_Xno_Xop_Xmat4_XX_Xvec4_Xb()) && test_Xno_Xop_Xvec2_XX_Xmat2_Xb()) && test_Xno_Xop_Xvec3_XX_Xmat3_Xb()) && test_Xno_Xop_Xvec4_XX_Xmat4_Xb() ? colorGreen : colorRed;
104}
105