/// <summary>
/// Initializes a new instance of the <see cref="ComputeTextureColor" /> class.
/// </summary>
/// <param name="texture">The texture.</param>
/// <param name="texcoordIndex">Index of the texcoord.</param>
/// <param name="scale">The scale.</param>
/// <param name="offset">The offset.</param>
protected ComputeTextureBase(Texture texture, TextureCoordinate texcoordIndex, Vector2 scale, Vector2 offset)
{
Texture = texture;
TexcoordIndex = texcoordIndex;
Sampler = new ComputeColorParameterSampler();
Scale = scale;
Offset = offset;
Key = null;
}
public ObjectParameterKey <SamplerState> GetSamplerKey(ComputeColorParameterSampler sampler)
{
if (sampler == null)
{
throw new ArgumentNullException("sampler");
}
var samplerStateDesc = new SamplerStateDescription(sampler.Filtering, sampler.AddressModeU)
{
AddressV = sampler.AddressModeV,
AddressW = TextureAddressMode.Wrap
};
return(GetSamplerKey(samplerStateDesc, graphicsDevice));
}
public ObjectParameterKey<SamplerState> GetSamplerKey(ComputeColorParameterSampler sampler)
{
if (sampler == null) throw new ArgumentNullException("sampler");
var samplerStateDesc = new SamplerStateDescription(sampler.Filtering, sampler.AddressModeU)
{
AddressV = sampler.AddressModeV,
AddressW = TextureAddressMode.Wrap
};
return GetSamplerKey(samplerStateDesc, graphicsDevice);
}
