#version 450
layout(xfb_buffer = 1, xfb_stride = 64) out;
layout (xfb_buffer = 1, xfb_offset = 16) out gl_PerVertex
{
float gl_PointSize;
vec4 gl_Position;
};
void main()
gl_Position = vec4(1.0);
gl_PointSize = 2.0;
}