//float4x4 World;
//float4x4 View;
//float4x4 Projection;
//
//float4 AmbientColor = float4(1, 1, 1, 1);
//float AmbientIntensity = 0.1;
//
//float4 PixelShaderFunction(VertexShaderOutput input) : COLOR0
//{
//    return AmbientColor * AmbientIntensity;
//}