SPIRV-Cross/reference/shaders/vulkan/rgen/launch_size.khr.spv14.nocompat.vk.rgen.vk

#version 460
#extension GL_EXT_ray_tracing : require

layout(set = 0, binding = 0) uniform writeonly image2D uImage;

void main()
{
    imageStore(uImage, ivec2(gl_LaunchSizeEXT.xy) - ivec2(1), vec4(1.0));
}