float4x4 xLightsWorldViewProjection;

struct SMapPixelToFrame
{
    float4 Color : SV_TARGET;
};

struct SMapVertexToPixel
{
    float4 Position     : SV_POSITION;
    float depth : DEPTH;
};

SMapVertexToPixel ShadowMapVertexShader( float4 inPos : POSITION)
{
    SMapVertexToPixel Output = (SMapVertexToPixel)0;

    Output.Position = mul(inPos, xLightsWorldViewProjection);
    Output.depth = float4(Output.Position.z/Output.Position.w, 0, 0, 0);
    return Output;
}

SMapPixelToFrame ShadowMapPixelShader(SMapVertexToPixel input)
{
    SMapPixelToFrame Output = (SMapPixelToFrame)0;

    Output.Color = input.depth;

    return Output;
}

technique ShadowMap
{
    pass Pass0
    {
        VertexShader = compile vs_5_0 ShadowMapVertexShader();
        PixelShader = compile ps_5_0 ShadowMapPixelShader();
    }
}