1#version 310es 2#extension GL_EXT_geometry_shader : require 3layout (points, invocations = 2) in ; 4layout (invocations = 3) in ; 5layout (line_strip, max_vertices = 2) out ; 6void main() { 7 gl_Position = gl_in[0].gl_Position + vec4(-0.5, 0.0, 0.0, float(gl_InvocationID)); 8 EmitVertex(); 9 EndPrimitive(); 10} 11