Engine work

.editorconfig

@@ -0,0 +1,226 @@
+[*]
+end_of_line = crlf
+indent_size = 4
+indent_style = space
+insert_final_newline = false
+max_line_length = 120
+tab_width = 4
+trim_trailing_whitespace = true
+ij_continuation_indent_size = 8
+ij_formatter_off_tag = @formatter:off
+ij_formatter_on_tag = @formatter:on
+ij_formatter_tags_enabled = true
+ij_smart_tabs = false
+ij_visual_guides = 
+ij_wrap_on_typing = false
+charset = utf-8
+
+# Microsoft .NET properties
+csharp_new_line_before_members_in_object_initializers = false
+csharp_preferred_modifier_order = public, private, protected, internal, file, new, static, abstract, virtual, sealed, readonly, override, extern, unsafe, volatile, async, required:suggestion
+csharp_style_prefer_utf8_string_literals = true:suggestion
+csharp_style_var_elsewhere = true:warning
+csharp_style_var_for_built_in_types = true:warning
+csharp_style_var_when_type_is_apparent = true:warning
+dotnet_naming_rule.unity_serialized_field_rule.import_to_resharper = True
+dotnet_naming_rule.unity_serialized_field_rule.resharper_description = Unity serialized field
+dotnet_naming_rule.unity_serialized_field_rule.resharper_guid = 5f0fdb63-c892-4d2c-9324-15c80b22a7ef
+dotnet_naming_rule.unity_serialized_field_rule.severity = warning
+dotnet_naming_rule.unity_serialized_field_rule.style = lower_camel_case_style
+dotnet_naming_rule.unity_serialized_field_rule.symbols = unity_serialized_field_symbols
+dotnet_naming_style.lower_camel_case_style.capitalization = camel_case
+dotnet_naming_symbols.unity_serialized_field_symbols.applicable_accessibilities = *
+dotnet_naming_symbols.unity_serialized_field_symbols.applicable_kinds = 
+dotnet_naming_symbols.unity_serialized_field_symbols.resharper_applicable_kinds = unity_serialised_field
+dotnet_naming_symbols.unity_serialized_field_symbols.resharper_required_modifiers = instance
+dotnet_style_parentheses_in_arithmetic_binary_operators = never_if_unnecessary:none
+dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:none
+dotnet_style_parentheses_in_relational_binary_operators = never_if_unnecessary:none
+dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
+dotnet_style_predefined_type_for_member_access = true:suggestion
+dotnet_style_qualification_for_event = false:suggestion
+dotnet_style_qualification_for_field = false:suggestion
+dotnet_style_qualification_for_method = false:suggestion
+dotnet_style_qualification_for_property = false:suggestion
+dotnet_style_require_accessibility_modifiers = for_non_interface_members:suggestion
+
+# ReSharper properties
+resharper_accessor_owner_body = expression_body
+resharper_autodetect_indent_settings = true
+resharper_braces_for_dowhile = required_for_multiline
+resharper_braces_for_fixed = required_for_multiline
+resharper_braces_for_for = required_for_multiline
+resharper_braces_for_foreach = required_for_multiline
+resharper_braces_for_ifelse = required_for_multiline
+resharper_braces_for_lock = required_for_multiline
+resharper_braces_for_using = required_for_multiline
+resharper_braces_for_while = required_for_multiline
+resharper_csharp_empty_block_style = together_same_line
+resharper_csharp_wrap_after_declaration_lpar = true
+resharper_csharp_wrap_multiple_declaration_style = chop_always
+resharper_enforce_line_ending_style = true
+resharper_force_attribute_style = join
+resharper_formatter_off_tag = @formatter:off
+resharper_formatter_on_tag = @formatter:on
+resharper_formatter_tags_enabled = true
+resharper_keep_existing_attribute_arrangement = true
+resharper_keep_existing_enum_arrangement = true
+resharper_local_function_body = expression_body
+resharper_max_enum_members_on_line = 8
+resharper_method_or_operator_body = expression_body
+resharper_object_creation_when_type_not_evident = target_typed
+resharper_place_accessorholder_attribute_on_same_line = false
+resharper_place_accessor_attribute_on_same_line = false
+resharper_place_field_attribute_on_same_line = false
+resharper_place_record_field_attribute_on_same_line = true
+resharper_prefer_explicit_discard_declaration = true
+resharper_show_autodetect_configure_formatting_tip = false
+resharper_use_indent_from_vs = false
+resharper_wrap_before_eq = true
+resharper_wrap_before_extends_colon = true
+resharper_wrap_enum_declaration = wrap_if_long
+resharper_wrap_lines = true
+resharper_xmldoc_space_after_last_attribute = true
+
+# ReSharper inspection severities
+resharper_arrange_redundant_parentheses_highlighting = hint
+resharper_arrange_this_qualifier_highlighting = hint
+resharper_arrange_type_member_modifiers_highlighting = hint
+resharper_arrange_type_modifiers_highlighting = hint
+resharper_built_in_type_reference_style_for_member_access_highlighting = hint
+resharper_built_in_type_reference_style_highlighting = hint
+resharper_redundant_base_qualifier_highlighting = warning
+resharper_remove_redundant_braces_highlighting = hint
+resharper_web_config_module_not_resolved_highlighting = warning
+resharper_web_config_type_not_resolved_highlighting = warning
+resharper_web_config_wrong_module_highlighting = warning
+
+[*.properties]
+ij_properties_align_group_field_declarations = false
+ij_properties_keep_blank_lines = false
+ij_properties_key_value_delimiter = equals
+ij_properties_spaces_around_key_value_delimiter = false
+
+[.editorconfig]
+ij_editorconfig_align_group_field_declarations = false
+ij_editorconfig_space_after_colon = false
+ij_editorconfig_space_after_comma = true
+ij_editorconfig_space_before_colon = false
+ij_editorconfig_space_before_comma = false
+ij_editorconfig_spaces_around_assignment_operators = true
+
+[{*.ant,*.appxmanifest,*.axml,*.cscfg,*.csdef,*.disco,*.dotsettings,*.filelayout,*.fxml,*.jhm,*.jnlp,*.jrxml,*.manifest,*.myapp,*.nuspec,*.rng,*.stylecop,*.svcmap,*.tld,*.wadcfgx,*.webref,*.wsdl,*.xml,*.xsd,*.xsl,*.xslt,*.xul,StyleCop.Cache}]
+ij_xml_align_attributes = true
+ij_xml_align_text = false
+ij_xml_attribute_wrap = normal
+ij_xml_block_comment_add_space = false
+ij_xml_block_comment_at_first_column = true
+ij_xml_keep_blank_lines = 2
+ij_xml_keep_indents_on_empty_lines = false
+ij_xml_keep_line_breaks = true
+ij_xml_keep_line_breaks_in_text = true
+ij_xml_keep_whitespaces = false
+ij_xml_keep_whitespaces_around_cdata = preserve
+ij_xml_keep_whitespaces_inside_cdata = false
+ij_xml_line_comment_at_first_column = true
+ij_xml_space_after_tag_name = false
+ij_xml_space_around_equals_in_attribute = false
+ij_xml_space_inside_empty_tag = false
+ij_xml_text_wrap = normal
+ij_xml_use_custom_settings = false
+
+[*.json]
+indent_size = 2
+ij_json_array_wrapping = split_into_lines
+ij_json_keep_blank_lines_in_code = 0
+ij_json_keep_indents_on_empty_lines = false
+ij_json_keep_line_breaks = true
+ij_json_keep_trailing_comma = false
+ij_json_object_wrapping = split_into_lines
+ij_json_property_alignment = do_not_align
+ij_json_space_after_colon = true
+ij_json_space_after_comma = true
+ij_json_space_before_colon = false
+ij_json_space_before_comma = false
+ij_json_spaces_within_braces = false
+ij_json_spaces_within_brackets = false
+ij_json_wrap_long_lines = false
+indent_style = space
+
+[{*.htm,*.html,*.ng,*.sht,*.shtm,*.shtml}]
+ij_html_add_new_line_before_tags = body,div,p,form,h1,h2,h3
+ij_html_align_attributes = true
+ij_html_align_text = false
+ij_html_attribute_wrap = normal
+ij_html_block_comment_add_space = false
+ij_html_block_comment_at_first_column = true
+ij_html_do_not_align_children_of_min_lines = 0
+ij_html_do_not_break_if_inline_tags = title,h1,h2,h3,h4,h5,h6,p
+ij_html_do_not_indent_children_of_tags = html,body,thead,tbody,tfoot
+ij_html_enforce_quotes = false
+ij_html_inline_tags = a,abbr,acronym,b,basefont,bdo,big,br,cite,cite,code,dfn,em,font,i,img,input,kbd,label,q,s,samp,select,small,span,strike,strong,sub,sup,textarea,tt,u,var
+ij_html_keep_blank_lines = 2
+ij_html_keep_indents_on_empty_lines = false
+ij_html_keep_line_breaks = true
+ij_html_keep_line_breaks_in_text = true
+ij_html_keep_whitespaces = false
+ij_html_keep_whitespaces_inside = span,pre,textarea
+ij_html_line_comment_at_first_column = true
+ij_html_new_line_after_last_attribute = never
+ij_html_new_line_before_first_attribute = never
+ij_html_quote_style = double
+ij_html_remove_new_line_before_tags = br
+ij_html_space_after_tag_name = false
+ij_html_space_around_equality_in_attribute = false
+ij_html_space_inside_empty_tag = false
+ij_html_text_wrap = normal
+
+[{*.markdown,*.md}]
+ij_markdown_force_one_space_after_blockquote_symbol = true
+ij_markdown_force_one_space_after_header_symbol = true
+ij_markdown_force_one_space_after_list_bullet = true
+ij_markdown_force_one_space_between_words = true
+ij_markdown_format_tables = true
+ij_markdown_insert_quote_arrows_on_wrap = true
+ij_markdown_keep_indents_on_empty_lines = false
+ij_markdown_keep_line_breaks_inside_text_blocks = true
+ij_markdown_max_lines_around_block_elements = 1
+ij_markdown_max_lines_around_header = 1
+ij_markdown_max_lines_between_paragraphs = 1
+ij_markdown_min_lines_around_block_elements = 1
+ij_markdown_min_lines_around_header = 1
+ij_markdown_min_lines_between_paragraphs = 1
+ij_markdown_wrap_text_if_long = true
+ij_markdown_wrap_text_inside_blockquotes = true
+
+[{*.pb,*.textproto}]
+indent_size = 2
+tab_width = 2
+ij_continuation_indent_size = 4
+ij_prototext_keep_blank_lines_in_code = 2
+ij_prototext_keep_indents_on_empty_lines = false
+ij_prototext_keep_line_breaks = true
+ij_prototext_space_after_colon = true
+ij_prototext_space_after_comma = true
+ij_prototext_space_before_colon = false
+ij_prototext_space_before_comma = false
+ij_prototext_spaces_within_braces = true
+ij_prototext_spaces_within_brackets = false
+
+[{*.yaml,*.yml}]
+indent_size = 2
+ij_yaml_align_values_properties = do_not_align
+ij_yaml_autoinsert_sequence_marker = true
+ij_yaml_block_mapping_on_new_line = false
+ij_yaml_indent_sequence_value = true
+ij_yaml_keep_indents_on_empty_lines = false
+ij_yaml_keep_line_breaks = true
+ij_yaml_sequence_on_new_line = false
+ij_yaml_space_before_colon = false
+ij_yaml_spaces_within_braces = true
+ij_yaml_spaces_within_brackets = true
+
+[*.{appxmanifest,asax,ascx,aspx,axaml,build,c,c++,cc,cginc,compute,cp,cpp,cppm,cs,cshtml,cu,cuh,cxx,dtd,fs,fsi,fsscript,fsx,fx,fxh,h,hh,hlsl,hlsli,hlslinc,hpp,hxx,inc,inl,ino,ipp,ixx,master,ml,mli,mpp,mq4,mq5,mqh,nuspec,paml,razor,resw,resx,shader,skin,tpp,usf,ush,vb,xaml,xamlx,xoml,xsd}]
+indent_style = space
+indent_size = 4
+tab_width = 4

.github/workflows/publish.yml

@@ -14,7 +14,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: 6.0.x
+        dotnet-version: 8.0.x
     - name: Restore dependencies
       run: dotnet restore
     - name: Build

.github/workflows/test.yml

@@ -14,7 +14,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: 6.0.x
+        dotnet-version: 8.0.x
     - name: Restore dependencies
       run: dotnet restore
     - name: Build

Directory.Build.props

@@ -0,0 +1,10 @@
+<Project>
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <LangVersion>12</LangVersion>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>warnings</Nullable>
+        <IsPackable>false</IsPackable>
+        <TieredPGO>true</TieredPGO>
+    </PropertyGroup>
+</Project>

Directory.Packages.props

@@ -0,0 +1,57 @@
+<Project>
+  <PropertyGroup>
+    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageVersion Include="Microsoft.Extensions.Configuration.Abstractions" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
+    <PackageVersion Include="Microsoft.Extensions.ObjectPool" Version="8.0.6" />
+    <PackageVersion Include="Microsoft.Extensions.Options" Version="8.0.2" />
+    <PackageVersion Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="8.0.0" />
+  </ItemGroup>
+  <ItemGroup Label="Benchmark">
+    <PackageVersion Include="BenchmarkDotNet" Version="0.13.12" />
+  </ItemGroup>
+  <ItemGroup Label="Test">
+    <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
+    <PackageVersion Include="SimdLinq" Version="1.3.2" />
+    <PackageVersion Include="coverlet.collector" Version="6.0.2" />
+    <PackageVersion Include="xunit" Version="2.8.1" />
+    <PackageVersion Include="xunit.analyzers" Version="1.14.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageVersion>
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.1">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageVersion>
+  </ItemGroup>
+  <ItemGroup Label="Perft">
+    <PackageVersion Include="Akka" Version="1.5.26" />
+    <PackageVersion Include="Akka.DependencyInjection" Version="1.5.26" />
+    <PackageVersion Include="Akka.Hosting" Version="1.5.25" />
+    <PackageVersion Include="CommandLineParser" Version="2.9.1" />
+    <PackageVersion Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
+    <PackageVersion Include="Serilog" Version="4.0.0" />
+    <PackageVersion Include="Serilog.Enrichers.Thread" Version="4.0.0" />
+    <PackageVersion Include="Serilog.Settings.Configuration" Version="8.0.1" />
+    <PackageVersion Include="Serilog.Sinks.Console" Version="6.0.0" />
+    <PackageVersion Include="Serilog.Sinks.File" Version="6.0.0" />
+  </ItemGroup>
+  <ItemGroup Label="WebApi Example">
+    <PackageVersion Include="Microsoft.Extensions.ApiDescription.Server" Version="8.0.6">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageVersion>
+    <PackageVersion Include="Microsoft.Extensions.Caching.Memory" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="8.0.6" />
+    <PackageVersion Include="Microsoft.OpenApi" Version="1.6.15" />
+    <PackageVersion Include="Swashbuckle.AspNetCore" Version="6.6.2" />
+    <PackageVersion Include="Swashbuckle.AspNetCore.Swagger" Version="6.6.2" />
+    <PackageVersion Include="Swashbuckle.AspNetCore.SwaggerGen" Version="6.6.2" />
+    <PackageVersion Include="Swashbuckle.AspNetCore.SwaggerUI" Version="6.6.2" />
+  </ItemGroup>
+</Project>

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017-2022 Rudy Alex Kohn
+Copyright (c) 2017-2023 Rudy Alex Kohn
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -7,7 +7,7 @@ A C# chess data library with complete move generation and all needed custom type
 
 ## Requirements
 
-* .NET 6.0+
+* .NET 8.0+
 
 ## What is this for?
 
@@ -73,22 +73,23 @@ Yes you can, it is designed with that in mind.
 * Pawn blockage algorithm
 * Cuckoo repetition algorithm
 * Polyglot book support
+* Basic PGN file import support
 * Plenty of unit tests to see how it works
 
 ### Perft
 
 Perft console test program approximate timings to depth 6 for normal start position
 
 * AMD-FX 8350 = ~12.5 seconds. (without TT) (earlier version)
-* Intel i7-8086k = ~3.3 seconds
+* Intel i7-8086k = ~1.7 seconds
 
 ### Transposition Table
 
 ph
 
 ### Move Generator
 
-Example
+#### Example
 
 ```c#
 // generate all legal moves for current position
@@ -99,6 +100,24 @@ var moveList = game.Pos.GenerateMoves();
 // ..
 ```
 
+#### MoveList example
+
+By using the MoveListPool you can avoid allocations and reuse the same MoveList instance.
+
+```c#
+var moveList = _moveListPool.Get();
+moveList.Generate(position, MoveType.Legal);
+var moves = moveList.Get();
+
+foreach (var move in moves)
+{
+    // do something
+}
+
+_moveListPool.Return(moveList);
+```
+
+
 ## What is not included?
 
 * Evaluation (except KPK)