#version 310 es vec3 Bad(uint index, vec3 rd) { vec3 normal = vec3(0.0f); normal[index] = -(sign(rd[index])); return normalize(normal); } struct S { vec3 v; uint i; }; layout(binding = 0, std430) buffer S_1 { vec3 v; uint i; } io; void tint_symbol(uint idx) { io.v = Bad(io.i, io.v); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { tint_symbol(gl_LocalInvocationIndex); return; }