#version 460
#extension GL_EXT_ray_tracing : enable
layout(binding = 0, set = 0) uniform accelerationStructureEXT accEXT;
layout(location = 1) rayPayloadEXT vec4 payload;
void main()
{
    const uint rayFlags = gl_RayFlagsNoneEXT | gl_RayFlagsOpaqueEXT |
                          gl_RayFlagsNoOpaqueEXT | gl_RayFlagsTerminateOnFirstHitEXT |
                          gl_RayFlagsSkipClosestHitShaderEXT | gl_RayFlagsCullBackFacingTrianglesEXT |
                          gl_RayFlagsCullFrontFacingTrianglesEXT | gl_RayFlagsCullOpaqueEXT | 
                          gl_RayFlagsCullNoOpaqueEXT;

    const int payloadId = 1;
    traceRayEXT(accEXT, rayFlags, 0, 1, 1, 0, vec3(0.0f), 0.5f, vec3(1.0f), 0.75f, payloadId);
}