/* Default Vertex shader */
void main_vertex
(
	float4 position	: POSITION,
	float4 color	: COLOR,
	float2 texCoord : TEXCOORD0,

    uniform float4x4 modelViewProj,

	out float4 oPosition : POSITION,
	out float4 oColor    : COLOR,
	out float2 otexCoord : TEXCOORD
)
{
	oPosition = mul(modelViewProj, position);
	oColor = color;
	otexCoord = texCoord;
}

struct output 
{
  float4 color    : COLOR;
};

output main_fragment( in float2 Tex : TEXCOORD0, uniform sampler2D s0 : TEXUNIT0 )
{
   float4 Color = tex2D( s0, Tex.xy );
   float Sharpenfactor = 30; //Make this between 10 and 50;

   Color -= tex2D( s0, Tex.xy+0.0001)*Sharpenfactor;
   Color += tex2D( s0, Tex.xy-0.0001)*Sharpenfactor;

   Color.a = 1.0;
   output OUT;
   OUT.color = Color;
   return OUT;
}