test.xml

<samplerList>
	<sampler2D name="source" minFilter="LINEAR" magFilter="NEAREST" wrapS="CLAMP_TO_EDGE" wrapT="BORDER"/>
  <sampler2D name="tex" level="0" minFilter="LINEAR" magFilter="NEAREST" wrapS="CLAMP"/>
</samplerList>

<out>
	<vec4 name="color" index="0"/>
	<vec4 name="normal" index="1"/>
</out>

<shader>
  <![CDATA[
void main()
{
  color = vec4(1.0) * texture2D( tex, vec2(0.0) );
  normal = texture2D( source, vec2(1.0) );
}
  ]]>
</shader>