/// <summary>
/// Initializes a new instance of the <see cref="SamplerStateFactory"/> class.
/// </summary>
/// <param name="device">The device.</param>
internal SamplerStateFactory(GraphicsDevice device) : base(device)
{
PointWrap = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Point, TextureAddressMode.Wrap)).DisposeBy(this);
PointWrap.Name = "SamplerState.PointWrap";
PointClamp = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Point, TextureAddressMode.Clamp)).DisposeBy(this);
PointClamp.Name = "SamplerState.PointClamp";
LinearWrap = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Linear, TextureAddressMode.Wrap)).DisposeBy(this);
LinearWrap.Name = "SamplerState.LinearWrap";
LinearClamp = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Linear, TextureAddressMode.Clamp)).DisposeBy(this);
LinearClamp.Name = "SamplerState.LinearClamp";
AnisotropicWrap = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Anisotropic, TextureAddressMode.Wrap)).DisposeBy(this);
AnisotropicWrap.Name = "SamplerState.AnisotropicWrap";
AnisotropicClamp = SamplerState.New(device, new SamplerStateDescription(TextureFilter.Anisotropic, TextureAddressMode.Clamp)).DisposeBy(this);
AnisotropicClamp.Name = "SamplerState.AnisotropicClamp";
}
private ParameterKey UpdateResourceBindingKey(ref EffectParameterResourceData binding)
{
var keyName = binding.Param.KeyName;
switch (binding.Param.Class)
{
case EffectParameterClass.Sampler:
var newSamplerKey = (ParameterKey <SamplerState>)FindOrCreateResourceKey <SamplerState>(keyName);
binding.Param.Key = newSamplerKey;
var samplerBinding = reflection.SamplerStates.FirstOrDefault(x => x.KeyName == keyName);
if (samplerBinding != null)
{
samplerBinding.Key = newSamplerKey;
var samplerDescription = samplerBinding.Description;
defaultParameters.Set(newSamplerKey, SamplerState.New(graphicsDeviceDefault, samplerDescription));
}
break;
case EffectParameterClass.ConstantBuffer:
case EffectParameterClass.TextureBuffer:
case EffectParameterClass.ShaderResourceView:
case EffectParameterClass.UnorderedAccessView:
switch (binding.Param.Type)
{
case EffectParameterType.Buffer:
case EffectParameterType.ConstantBuffer:
case EffectParameterType.TextureBuffer:
case EffectParameterType.AppendStructuredBuffer:
case EffectParameterType.ByteAddressBuffer:
case EffectParameterType.ConsumeStructuredBuffer:
case EffectParameterType.StructuredBuffer:
case EffectParameterType.RWBuffer:
case EffectParameterType.RWStructuredBuffer:
case EffectParameterType.RWByteAddressBuffer:
binding.Param.Key = FindOrCreateResourceKey <Buffer>(keyName);
break;
case EffectParameterType.Texture:
case EffectParameterType.Texture1D:
case EffectParameterType.Texture1DArray:
case EffectParameterType.RWTexture1D:
case EffectParameterType.RWTexture1DArray:
case EffectParameterType.Texture2D:
case EffectParameterType.Texture2DArray:
case EffectParameterType.Texture2DMultisampled:
case EffectParameterType.Texture2DMultisampledArray:
case EffectParameterType.RWTexture2D:
case EffectParameterType.RWTexture2DArray:
case EffectParameterType.TextureCube:
case EffectParameterType.TextureCubeArray:
case EffectParameterType.RWTexture3D:
case EffectParameterType.Texture3D:
binding.Param.Key = FindOrCreateResourceKey <Texture>(keyName);
break;
}
break;
}
if (binding.Param.Key == null)
{
throw new InvalidOperationException(string.Format("Unable to find/generate key [{0}] with unsupported type [{1}/{2}]", binding.Param.KeyName, binding.Param.Class, binding.Param.Type));
}
return(binding.Param.Key);
}