private static bool ValidateDelegate(Delegate candidate) { MethodInfo methodInfo = candidate.Method; return((methodInfo.IsStatic || methodInfo.DeclaringType.IsStatelessDelegateContainer()) && (HlslKnownTypes.IsKnownScalarType(methodInfo.ReturnType) || HlslKnownTypes.IsKnownVectorType(methodInfo.ReturnType))); }
public static int GetHashCode(Action <ThreadIds> action) { // Get the delegate hashcode MethodInfo methodInfo = action.Method; int hash = methodInfo.GetHashCode(); if (!HasherMapping.TryGetValue(hash, out Hasher? hasher)) { // Get the candidate fields for delegate checking FieldInfo[] delegateFieldInfos = ( from fieldInfo in methodInfo.DeclaringType.GetFields() where fieldInfo.FieldType.IsDelegate() && fieldInfo.FieldType.GenericTypeArguments.All(type => HlslKnownTypes.IsKnownScalarType(type) || HlslKnownTypes.IsKnownVectorType(type)) select fieldInfo).ToArray(); // If at least one captured delegate is present, build the hasher method hasher = delegateFieldInfos.Length == 0 ? null : BuildDynamicHasher(action.Method.DeclaringType, delegateFieldInfos); HasherMapping.Add(hash, hasher); } // Aggregate the hash of the captured delegates, if needed if (hasher != null) { hash = hasher(hash, action.Target); } return(hash); }
/// <summary> /// Loads a specified <see cref="ReadableMember"/> and adds it to the shader model /// </summary> /// <param name="memberInfo">The target <see cref="ReadableMember"/> to load</param> /// <param name="name">The optional explicit name to use for the field</param> /// <param name="parents">The list of parent fields to reach the current <see cref="ReadableMember"/> from a given <see cref="Action{T}"/></param> private void LoadFieldInfo(ReadableMember memberInfo, string?name = null, IReadOnlyList <ReadableMember>?parents = null) { Type fieldType = memberInfo.MemberType; string fieldName = HlslKnownKeywords.GetMappedName(name ?? memberInfo.Name); // Constant buffer if (HlslKnownTypes.IsConstantBufferType(fieldType)) { DescriptorRanges.Add(new DescriptorRange1(DescriptorRangeType.ConstantBufferView, 1, _ConstantBuffersCount)); // Track the buffer field memberInfo.Parents = parents; _CapturedMembers.Add(memberInfo); string typeName = HlslKnownTypes.GetMappedName(fieldType.GenericTypeArguments[0]); _BuffersList.Add(new ConstantBufferFieldInfo(fieldType, typeName, fieldName, _ConstantBuffersCount++)); } else if (HlslKnownTypes.IsReadOnlyBufferType(fieldType)) { // Root parameter for a readonly buffer DescriptorRanges.Add(new DescriptorRange1(DescriptorRangeType.ShaderResourceView, 1, _ReadOnlyBuffersCount)); // Track the buffer field memberInfo.Parents = parents; _CapturedMembers.Add(memberInfo); string typeName = HlslKnownTypes.GetMappedName(fieldType); _BuffersList.Add(new ReadOnlyBufferFieldInfo(fieldType, typeName, fieldName, _ReadOnlyBuffersCount++)); } else if (HlslKnownTypes.IsReadWriteBufferType(fieldType)) { // Root parameter for a read write buffer DescriptorRanges.Add(new DescriptorRange1(DescriptorRangeType.UnorderedAccessView, 1, _ReadWriteBuffersCount)); // Track the buffer field memberInfo.Parents = parents; _CapturedMembers.Add(memberInfo); string typeName = HlslKnownTypes.GetMappedName(fieldType); _BuffersList.Add(new ReadWriteBufferFieldInfo(fieldType, typeName, fieldName, _ReadWriteBuffersCount++)); } else if (HlslKnownTypes.IsKnownScalarType(fieldType) || HlslKnownTypes.IsKnownVectorType(fieldType)) { // Register the captured field memberInfo.Parents = parents; _CapturedMembers.Add(memberInfo); string typeName = HlslKnownTypes.GetMappedName(fieldType); _FieldsList.Add(new CapturedFieldInfo(fieldType, typeName, fieldName)); } else if (fieldType.IsClass && fieldName.StartsWith("CS$<>")) { // Captured scope, update the parents list List <ReadableMember> updatedParents = parents?.ToList() ?? new List <ReadableMember>(); updatedParents.Add(memberInfo); // Recurse on the new compiler generated class IReadOnlyList <FieldInfo> fields = fieldType.GetFields().ToArray(); foreach (FieldInfo fieldInfo in fields) { LoadFieldInfo(fieldInfo, null, updatedParents); } } else if (fieldType.IsDelegate() && memberInfo.GetValue(Action.Target) is Delegate func && (func.Method.IsStatic || func.Method.DeclaringType.IsStatelessDelegateContainer()) && (HlslKnownTypes.IsKnownScalarType(func.Method.ReturnType) || HlslKnownTypes.IsKnownVectorType(func.Method.ReturnType)) && fieldType.GenericTypeArguments.All(type => HlslKnownTypes.IsKnownScalarType(type) || HlslKnownTypes.IsKnownVectorType(type))) { // Captured static delegates with a return type LoadStaticMethodSource(fieldName, func.Method); } }