private IEnumerable <ShaderViewModel> BuildShaderTree()
{
var files = Paths.Where(p => !string.IsNullOrWhiteSpace(p) && Directory.Exists(p))
.SelectMany(path => Directory.GetFiles(path, "*.sdsl", SearchOption.AllDirectories));
shaders.Clear();
var duplicates = new Dictionary <string, ShaderViewModel>();
foreach (var file in files)
{
var name = Path.GetFileNameWithoutExtension(file);
if (!shaders.ContainsKey(name))
{
shaders[name] = new ShaderViewModel {
Path = file, Name = name
}
}
;
else
{
duplicates[name] = new ShaderViewModel {
Path = file, Name = name
}
};
}
foreach (var shader in shaders.Values)
{
if (EffectUtils.TryParseEffect(shader.Name, shaders, out var parsedShader))
{
var baseShaderNames = parsedShader.BaseShaders.Select(s => s.ShaderClass.Name.Text).ToList();
shader.ParsedShader = parsedShader;
// get all declrarations in this shader
foreach (var m in parsedShader.ShaderClass.Members.OfType <IDeclaration>() ?? Enumerable.Empty <IDeclaration>())
{
var mn = m.Name.Text;
if (string.IsNullOrWhiteSpace(mn))
{
continue;
}
if (!members.TryGetValue(mn, out var memberCandidates))
{
memberCandidates = new Dictionary <ShaderViewModel, MemberList>();
}
if (!memberCandidates.TryGetValue(shader, out var mems))
{
mems = new MemberList();
}
mems.Add(new MemberViewModel(mn, m));
memberCandidates[shader] = mems;
members[mn] = memberCandidates;
}
if (baseShaderNames.Count > 0)
{
var baseShaders = baseShaderNames
.Select(s => shaders.TryGetValue(s, out var b) ? b : null)
.Where(s => s != null);
foreach (var baseShader in baseShaders)
{
shader.BaseShaders.Add(baseShader);
baseShader.DerivedShaders.Add(shader);
if (_directParentsOnly)
{
if (parsedShader.ShaderClass.BaseClasses.FirstOrDefault(bc => bc.Name.Text == baseShader.Name) != null)
{
baseShader.TreeViewChildren.Add(shader);
}
}
else
{
baseShader.TreeViewChildren.Add(shader);
}
}
}
else
{
yield return(shader);
}
}
}
Debug.WriteLine($"Found {shaders.Count} shaders");
}
}