asd.fx

float4x4 World;
float4x4 View;
float4x4 Projection;

float4x4 xWorldViewProjection;
Texture xColoredTexture;
float DisplacementScroll;

sampler ColoredTextureSampler = sampler_state
{
	texture = <xColoredTexture>;
	magfilter = LINEAR;
	minfilter = LINEAR;
	mipfilter = LINEAR;
	AddressU = mirror;
	AddressV = mirror;
};

struct VertexShaderInput
{
	float4 Position : POSITION0;
	float4 textureCoordinates : TEXCOORD0;
};

struct VertexShaderOutput
{
    float4 Position : POSITION0;
	float4 textureCoordinates : TEXCOORD0;
};


float4 PixelShaderFunction(VertexShaderOutput input) : COLOR0
{
	float4 Color;
	
	float2 texCoord2 = input.textureCoordinates.xy + DisplacementScroll;
	float2 texCoord3 = input.textureCoordinates.xy - DisplacementScroll;

	float4 color1 = tex2D(ColoredTextureSampler, texCoord2);
	float4 color2 = tex2D(ColoredTextureSampler, input.textureCoordinates.xy);
	float4 color3 = tex2D(ColoredTextureSampler, texCoord3);

	return float4(color1.r, color2.g, color3.b, color1.a);
}

technique Technique1
{
    pass Pass1
    {
        // TODO: set renderstates here.

        //VertexShader = compile vs_2_0 VertexShaderFunction();
        PixelShader = compile ps_2_0 PixelShaderFunction();

    }
}