libs/qglview/shaders/dsl_pass_0.geom

#version 130

layout(triangles, invocations = 1) in;

in vec3 normal[];
out vec3 tangent[];

void main() {
	for (int i = 0; i < gl_in.length(); i++ ) {
		gl_Position = gl_in[i].gl_Position;
		EmitVertex();
	}
	EndPrimitive();
}