void main_vp(
      float4 position : POSITION,
      float4 normal : NORMAL,
      float2 texCoord : TEXCOORD0,
      float2 texCoordProjected : TEXCOORD1,

      out float4 oPosition : POSITION,
      out float2 otexCoord : TEXCOORD0,
      out float2 otexCoordProjected : TEXCOORD1,

      uniform float4x4 worldviewproj,
      uniform float4x4 proj_matrix
      )
{
	oPosition = mul(worldviewproj,position);
	texCoordProjected = mul(proj_matrix,position);
	otexCoordProjected = texCoordProjected;
	otexCoord = texCoord;
}