reference/shaders/asm/comp/nmin-max-clamp.asm.comp

#version 450
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;

layout(binding = 0, std430) buffer SSBO
{
    float a1;
    vec2 a2;
    vec3 a3;
    vec4 a4;
    float b1;
    vec2 b2;
    vec3 b3;
    vec4 b4;
    float c1;
    vec2 c2;
    vec3 c3;
    vec4 c4;
} _4;

void main()
{
    _4.a1 = isnan(_4.c1) ? _4.b1 : (isnan(_4.b1) ? _4.c1 : min(_4.b1, _4.c1));
    _4.a2 = mix(mix(min(_4.b2, _4.c2), _4.c2, isnan(_4.b2)), _4.b2, isnan(_4.c2));
    _4.a3 = mix(mix(min(_4.b3, _4.c3), _4.c3, isnan(_4.b3)), _4.b3, isnan(_4.c3));
    _4.a4 = mix(mix(min(_4.b4, _4.c4), _4.c4, isnan(_4.b4)), _4.b4, isnan(_4.c4));
    _4.a1 = isnan(_4.c1) ? _4.b1 : (isnan(_4.b1) ? _4.c1 : max(_4.b1, _4.c1));
    _4.a2 = mix(mix(max(_4.b2, _4.c2), _4.c2, isnan(_4.b2)), _4.b2, isnan(_4.c2));
    _4.a3 = mix(mix(max(_4.b3, _4.c3), _4.c3, isnan(_4.b3)), _4.b3, isnan(_4.c3));
    _4.a4 = mix(mix(max(_4.b4, _4.c4), _4.c4, isnan(_4.b4)), _4.b4, isnan(_4.c4));
    float _179 = isnan(_4.b1) ? _4.a1 : (isnan(_4.a1) ? _4.b1 : max(_4.a1, _4.b1));
    _4.a1 = isnan(_4.c1) ? _179 : (isnan(_179) ? _4.c1 : min(_179, _4.c1));
    vec2 _190 = mix(mix(max(_4.a2, _4.b2), _4.b2, isnan(_4.a2)), _4.a2, isnan(_4.b2));
    _4.a2 = mix(mix(min(_190, _4.c2), _4.c2, isnan(_190)), _190, isnan(_4.c2));
    vec3 _201 = mix(mix(max(_4.a3, _4.b3), _4.b3, isnan(_4.a3)), _4.a3, isnan(_4.b3));
    _4.a3 = mix(mix(min(_201, _4.c3), _4.c3, isnan(_201)), _201, isnan(_4.c3));
    vec4 _212 = mix(mix(max(_4.a4, _4.b4), _4.b4, isnan(_4.a4)), _4.a4, isnan(_4.b4));
    _4.a4 = mix(mix(min(_212, _4.c4), _4.c4, isnan(_212)), _212, isnan(_4.c4));
    float _223;
    for (int i = 0; i < 2; i++, _223 = isnan(_4.b2.x) ? _4.a1 : (isnan(_4.a1) ? _4.b2.x : max(_4.a1, _4.b2.x)), _4.a1 = isnan(_4.b2.y) ? _223 : (isnan(_223) ? _4.b2.y : min(_223, _4.b2.y)))
    {
        _4.a2 = mix(mix(min(_4.b2, _4.c2), _4.c2, isnan(_4.b2)), _4.b2, isnan(_4.c2));
    }
}