struct VS_OUT
{
	half4 hPosition	: POSITION;
	half4 cPosition	: TEXCOORD0;
};

VS_OUT DistanceVS(float4 position : POSITION,	
		uniform float4x4 worldView,
		uniform float4x4 worldViewProj)
{
  VS_OUT OUT;
  OUT.hPosition = mul(worldViewProj, position);
  OUT.cPosition = mul(worldView, position);
  return OUT;
}


float4 DistancePS(VS_OUT IN ):COLOR
{
//	return float4(1,1,0,1);
  return length(IN.cPosition.xyz);	
}