#version 130
#extension GL_EXT_gpu_shader4 : enable
#extension GL_EXT_geometry_shader4 : enable

uniform int nLayers;
in vec2 uvIn[];
out vec2 uv;

void main()
{
    for (int i = 0; i < 5; ++i)
	{
        gl_Layer = i;
        gl_PrimitiveID = i;
        gl_Position = gl_PositionIn[0];
        uv = uvIn[0];
        EmitVertex();
        gl_Position = gl_PositionIn[1];
        uv = uvIn[1];
        EmitVertex();
        gl_Position = gl_PositionIn[2];
        uv = uvIn[2];
        EmitVertex();
        EndPrimitive();
    }
}