public void Parse(byte[] byteCode, ShaderStage stage)
{
ConstantBufferMappings.Clear();
TextureMappings.Clear();
UAVMappings.Clear();
SamplerMappings.Clear();
using (var reflection = new ShaderReflection(byteCode))
{
FeatureLevel = reflection.MinFeatureLevel;
for (int i = 0; i < reflection.Description.BoundResources; ++i)
{
var res = reflection.GetResourceBindingDescription(i);
switch (res.Type)
{
case ShaderInputType.ConstantBuffer:
var cb = reflection.GetConstantBuffer(res.Name);
var cbDesc = new ConstantBufferDescription(res.Name, cb.Description.Size)
{
Stage = stage, Slot = res.BindPoint
};
ConstantBufferMappings.Add(res.Name, cbDesc.CreateMapping(res.BindPoint));
break;
case ShaderInputType.Texture:
var tDescT = new TextureDescription(res.Name, stage, TextureType.Texture);
TextureMappings.Add(res.Name, tDescT.CreateMapping(res.BindPoint));
break;
case ShaderInputType.Structured:
var tDescStr = new TextureDescription(res.Name, stage, TextureType.Structured);
TextureMappings.Add(res.Name, tDescStr.CreateMapping(res.BindPoint));
break;
case ShaderInputType.TextureBuffer:
var tDescTB = new TextureDescription(res.Name, stage, TextureType.TextureBuffer);
TextureMappings.Add(res.Name, tDescTB.CreateMapping(res.BindPoint));
break;
case ShaderInputType.UnorderedAccessViewAppendStructured:
var uDescAppend = new UAVDescription(res.Name, stage, UnorderedAccessViewType.AppendStructured);
UAVMappings.Add(res.Name, uDescAppend.CreateMapping(res.BindPoint));
break;
case ShaderInputType.UnorderedAccessViewConsumeStructured:
var uDescConsume = new UAVDescription(res.Name, stage, UnorderedAccessViewType.ConsumeStructured);
UAVMappings.Add(res.Name, uDescConsume.CreateMapping(res.BindPoint));
break;
case ShaderInputType.UnorderedAccessViewRWByteAddress:
var uDescByte = new UAVDescription(res.Name, stage, UnorderedAccessViewType.RWByteAddress);
UAVMappings.Add(res.Name, uDescByte.CreateMapping(res.BindPoint));
break;
case ShaderInputType.UnorderedAccessViewRWStructuredWithCounter:
var uDescStr = new UAVDescription(res.Name, stage, UnorderedAccessViewType.RWStructuredWithCounter);
UAVMappings.Add(res.Name, uDescStr.CreateMapping(res.BindPoint));
break;
case ShaderInputType.UnorderedAccessViewRWTyped:
var uDescTyped = new UAVDescription(res.Name, stage, UnorderedAccessViewType.RWTyped);
UAVMappings.Add(res.Name, uDescTyped.CreateMapping(res.BindPoint));
break;
case ShaderInputType.Sampler:
SamplerMappings.Add(res.Name, new SamplerMapping(res.BindPoint, res.Name, stage));
break;
}
}
}
}
public UAVMapping(int slot, UAVDescription description)
{
Slot = slot;
Description = description;
}
