From ff9b8bb838ecdfbfc1dc81038fcf3b2a87636982 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20Zrounba?=
<6691770+clement-z@users.noreply.github.com>
Date: Sat, 30 Sep 2023 23:06:01 +0200
Subject: Initial release
---
.clang-format | 121 ++
.config.gitlab-ci.mk | 28 +
.gitignore | 32 +
.gitlab-ci.yml | 79 +
.gitmodules | 6 +
LICENSE.txt | 166 ++
Makefile | 299 +++
QUICKSTART.md | 102 ++
README.md | 5 +
circuits/add_drop.cir | 41 +
circuits/add_drop_pyspecs.cir | 28 +
circuits/add_drop_sub.cir | 15 +
circuits/common_definitions.def | 5 +
circuits/double_ring.cir | 57 +
circuits/paul_3ring_puf.cir | 58 +
circuits/paul_simple_ring.cir | 28 +
circuits/subckt_test.cir | 10 +
circuits/subckt_tests.cir | 51 +
circuits/test_include.cir | 1 +
circuits/triple_ring.cir | 76 +
config.mk | 35 +
doc/Doxyfile | 2543 ++++++++++++++++++++++++++
doc/custom.css | 13 +
doc/mainpage.md | 14 +
doc/resources/cheatsheet.pdf | Bin 0 -> 71515 bytes
doc/resources/delayedwriter.svg | 39 +
doc/resources/gdrsoc_poster.pdf | Bin 0 -> 1114814 bytes
doc/resources/signals.svg | 35 +
install.sh | 46 +
pyspecs/__init__.py | 0
pyspecs/draw_graph_from_json.py | 145 ++
pyspecs/pyspecs_example.ipynb | 682 +++++++
pyspecs/specs.py | 236 +++
pyspecs/specsparse.py | 301 +++
src/devices/alldevices.h | 44 +
src/devices/bitstream_source.cpp | 76 +
src/devices/bitstream_source.h | 105 ++
src/devices/clements.cpp | 137 ++
src/devices/clements.h | 66 +
src/devices/crossing.cpp | 129 ++
src/devices/crossing.h | 113 ++
src/devices/crow.cpp | 97 +
src/devices/crow.h | 98 +
src/devices/cw_source.cpp | 45 +
src/devices/cw_source.h | 76 +
src/devices/detector.cpp | 136 ++
src/devices/detector.h | 89 +
src/devices/directional_coupler.cpp | 318 ++++
src/devices/directional_coupler.h | 133 ++
src/devices/electrical_value_list_source.cpp | 67 +
src/devices/electrical_value_list_source.h | 128 ++
src/devices/generic_2x2_coupler.h | 86 +
src/devices/generic_transmission_device.cpp | 224 +++
src/devices/generic_transmission_device.h | 94 +
src/devices/generic_waveguide.h | 119 ++
src/devices/merger.cpp | 69 +
src/devices/merger.h | 51 +
src/devices/mesh_col.cpp | 243 +++
src/devices/mesh_col.h | 76 +
src/devices/mzi.cpp | 55 +
src/devices/mzi.h | 67 +
src/devices/mzi_active.cpp | 206 +++
src/devices/mzi_active.h | 179 ++
src/devices/octane_cell.cpp | 91 +
src/devices/octane_cell.h | 61 +
src/devices/octane_matrix.cpp | 365 ++++
src/devices/octane_matrix.h | 99 +
src/devices/octane_segment.cpp | 396 ++++
src/devices/octane_segment.h | 98 +
src/devices/pcm_device.cpp | 150 ++
src/devices/pcm_device.h | 60 +
src/devices/phaseshifter.cpp | 198 ++
src/devices/phaseshifter.h | 166 ++
src/devices/probe.cpp | 164 ++
src/devices/probe.h | 131 ++
src/devices/ring.cpp | 8 +
src/devices/ring.h | 99 +
src/devices/splitter.cpp | 41 +
src/devices/splitter.h | 88 +
src/devices/spx_module.h | 36 +
src/devices/subcircuit_instance.h | 25 +
src/devices/time_monitor.cpp | 152 ++
src/devices/time_monitor.h | 26 +
src/devices/value_list_source.cpp | 69 +
src/devices/value_list_source.h | 140 ++
src/devices/waveguide.cpp | 280 +++
src/devices/waveguide.h | 154 ++
src/main.cpp | 325 ++++
src/optical_output_port.cpp | 424 +++++
src/optical_output_port.h | 178 ++
src/optical_signal.cpp | 157 ++
src/optical_signal.h | 251 +++
src/parser/parse_analysis.cpp | 109 ++
src/parser/parse_analysis.h | 94 +
src/parser/parse_directive.cpp | 132 ++
src/parser/parse_directive.h | 68 +
src/parser/parse_element.cpp | 1266 +++++++++++++
src/parser/parse_element.h | 104 ++
src/parser/parse_tree.cpp | 972 ++++++++++
src/parser/parse_tree.h | 890 +++++++++
src/parser/parser.l | 438 +++++
src/parser/parser.y | 961 ++++++++++
src/specs.cpp | 383 ++++
src/specs.h | 159 ++
src/tb/alltestbenches.cpp | 28 +
src/tb/alltestbenches.h | 22 +
src/tb/crow_tb.cpp | 216 +++
src/tb/crow_tb.h | 30 +
src/tb/detector_tb.cpp | 127 ++
src/tb/detector_tb.h | 30 +
src/tb/directional_coupler_tb.cpp | 150 ++
src/tb/directional_coupler_tb.h | 31 +
src/tb/freqsweep_tb.cpp | 213 +++
src/tb/freqsweep_tb.h | 33 +
src/tb/lambda_tb.cpp | 102 ++
src/tb/lambda_tb.h | 31 +
src/tb/merger_tb.cpp | 126 ++
src/tb/merger_tb.h | 30 +
src/tb/mesh_tb.cpp | 130 ++
src/tb/mesh_tb.h | 29 +
src/tb/mzi_tb.cpp | 86 +
src/tb/mzi_tb.h | 31 +
src/tb/pcm_device_tb.cpp | 129 ++
src/tb/pcm_device_tb.h | 29 +
src/tb/phase_shifter_tb.cpp | 129 ++
src/tb/phase_shifter_tb.h | 32 +
src/tb/ring_tb.cpp | 85 +
src/tb/ring_tb.h | 29 +
src/tb/splitter_tb.cpp | 123 ++
src/tb/splitter_tb.h | 29 +
src/tb/wg_tb.cpp | 143 ++
src/tb/wg_tb.h | 28 +
src/utils/general_utils.cpp | 1 +
src/utils/general_utils.h | 35 +
src/utils/pqueue.h | 35 +
src/utils/strutils.h | 79 +
src/utils/sysc_utils.cpp | 70 +
src/utils/sysc_utils.h | 67 +
thirdparty/args | 1 +
thirdparty/systemc | 1 +
todo.txt | 52 +
utils/analyze_detector_trace.py | 444 +++++
utils/draw_graph_from_json.py | 145 ++
utils/openwave.sh | 55 +
utils/specs.kicad_sym | 1986 ++++++++++++++++++++
145 files changed, 23803 insertions(+)
create mode 100644 .clang-format
create mode 100644 .config.gitlab-ci.mk
create mode 100644 .gitignore
create mode 100644 .gitlab-ci.yml
create mode 100644 .gitmodules
create mode 100644 LICENSE.txt
create mode 100644 Makefile
create mode 100644 QUICKSTART.md
create mode 100644 README.md
create mode 100644 circuits/add_drop.cir
create mode 100644 circuits/add_drop_pyspecs.cir
create mode 100644 circuits/add_drop_sub.cir
create mode 100644 circuits/common_definitions.def
create mode 100644 circuits/double_ring.cir
create mode 100644 circuits/paul_3ring_puf.cir
create mode 100644 circuits/paul_simple_ring.cir
create mode 100644 circuits/subckt_test.cir
create mode 100644 circuits/subckt_tests.cir
create mode 100644 circuits/test_include.cir
create mode 100644 circuits/triple_ring.cir
create mode 100644 config.mk
create mode 100644 doc/Doxyfile
create mode 100644 doc/custom.css
create mode 100644 doc/mainpage.md
create mode 100644 doc/resources/cheatsheet.pdf
create mode 100644 doc/resources/delayedwriter.svg
create mode 100644 doc/resources/gdrsoc_poster.pdf
create mode 100644 doc/resources/signals.svg
create mode 100644 install.sh
create mode 100644 pyspecs/__init__.py
create mode 100644 pyspecs/draw_graph_from_json.py
create mode 100644 pyspecs/pyspecs_example.ipynb
create mode 100644 pyspecs/specs.py
create mode 100644 pyspecs/specsparse.py
create mode 100644 src/devices/alldevices.h
create mode 100644 src/devices/bitstream_source.cpp
create mode 100644 src/devices/bitstream_source.h
create mode 100644 src/devices/clements.cpp
create mode 100644 src/devices/clements.h
create mode 100644 src/devices/crossing.cpp
create mode 100644 src/devices/crossing.h
create mode 100644 src/devices/crow.cpp
create mode 100644 src/devices/crow.h
create mode 100644 src/devices/cw_source.cpp
create mode 100644 src/devices/cw_source.h
create mode 100644 src/devices/detector.cpp
create mode 100644 src/devices/detector.h
create mode 100644 src/devices/directional_coupler.cpp
create mode 100644 src/devices/directional_coupler.h
create mode 100644 src/devices/electrical_value_list_source.cpp
create mode 100644 src/devices/electrical_value_list_source.h
create mode 100644 src/devices/generic_2x2_coupler.h
create mode 100644 src/devices/generic_transmission_device.cpp
create mode 100644 src/devices/generic_transmission_device.h
create mode 100644 src/devices/generic_waveguide.h
create mode 100644 src/devices/merger.cpp
create mode 100644 src/devices/merger.h
create mode 100644 src/devices/mesh_col.cpp
create mode 100644 src/devices/mesh_col.h
create mode 100644 src/devices/mzi.cpp
create mode 100644 src/devices/mzi.h
create mode 100644 src/devices/mzi_active.cpp
create mode 100644 src/devices/mzi_active.h
create mode 100644 src/devices/octane_cell.cpp
create mode 100644 src/devices/octane_cell.h
create mode 100644 src/devices/octane_matrix.cpp
create mode 100644 src/devices/octane_matrix.h
create mode 100644 src/devices/octane_segment.cpp
create mode 100644 src/devices/octane_segment.h
create mode 100644 src/devices/pcm_device.cpp
create mode 100644 src/devices/pcm_device.h
create mode 100644 src/devices/phaseshifter.cpp
create mode 100644 src/devices/phaseshifter.h
create mode 100644 src/devices/probe.cpp
create mode 100644 src/devices/probe.h
create mode 100644 src/devices/ring.cpp
create mode 100644 src/devices/ring.h
create mode 100644 src/devices/splitter.cpp
create mode 100644 src/devices/splitter.h
create mode 100644 src/devices/spx_module.h
create mode 100644 src/devices/subcircuit_instance.h
create mode 100644 src/devices/time_monitor.cpp
create mode 100644 src/devices/time_monitor.h
create mode 100644 src/devices/value_list_source.cpp
create mode 100644 src/devices/value_list_source.h
create mode 100644 src/devices/waveguide.cpp
create mode 100644 src/devices/waveguide.h
create mode 100644 src/main.cpp
create mode 100644 src/optical_output_port.cpp
create mode 100644 src/optical_output_port.h
create mode 100644 src/optical_signal.cpp
create mode 100644 src/optical_signal.h
create mode 100644 src/parser/parse_analysis.cpp
create mode 100644 src/parser/parse_analysis.h
create mode 100644 src/parser/parse_directive.cpp
create mode 100644 src/parser/parse_directive.h
create mode 100644 src/parser/parse_element.cpp
create mode 100644 src/parser/parse_element.h
create mode 100644 src/parser/parse_tree.cpp
create mode 100644 src/parser/parse_tree.h
create mode 100644 src/parser/parser.l
create mode 100644 src/parser/parser.y
create mode 100644 src/specs.cpp
create mode 100644 src/specs.h
create mode 100644 src/tb/alltestbenches.cpp
create mode 100644 src/tb/alltestbenches.h
create mode 100644 src/tb/crow_tb.cpp
create mode 100644 src/tb/crow_tb.h
create mode 100644 src/tb/detector_tb.cpp
create mode 100644 src/tb/detector_tb.h
create mode 100644 src/tb/directional_coupler_tb.cpp
create mode 100644 src/tb/directional_coupler_tb.h
create mode 100644 src/tb/freqsweep_tb.cpp
create mode 100644 src/tb/freqsweep_tb.h
create mode 100644 src/tb/lambda_tb.cpp
create mode 100644 src/tb/lambda_tb.h
create mode 100644 src/tb/merger_tb.cpp
create mode 100644 src/tb/merger_tb.h
create mode 100644 src/tb/mesh_tb.cpp
create mode 100644 src/tb/mesh_tb.h
create mode 100644 src/tb/mzi_tb.cpp
create mode 100644 src/tb/mzi_tb.h
create mode 100644 src/tb/pcm_device_tb.cpp
create mode 100644 src/tb/pcm_device_tb.h
create mode 100644 src/tb/phase_shifter_tb.cpp
create mode 100644 src/tb/phase_shifter_tb.h
create mode 100644 src/tb/ring_tb.cpp
create mode 100644 src/tb/ring_tb.h
create mode 100644 src/tb/splitter_tb.cpp
create mode 100644 src/tb/splitter_tb.h
create mode 100644 src/tb/wg_tb.cpp
create mode 100644 src/tb/wg_tb.h
create mode 100644 src/utils/general_utils.cpp
create mode 100644 src/utils/general_utils.h
create mode 100644 src/utils/pqueue.h
create mode 100644 src/utils/strutils.h
create mode 100644 src/utils/sysc_utils.cpp
create mode 100644 src/utils/sysc_utils.h
create mode 160000 thirdparty/args
create mode 160000 thirdparty/systemc
create mode 100644 todo.txt
create mode 100644 utils/analyze_detector_trace.py
create mode 100644 utils/draw_graph_from_json.py
create mode 100644 utils/openwave.sh
create mode 100644 utils/specs.kicad_sym
diff --git a/.clang-format b/.clang-format
new file mode 100644
index 0000000..b586a0e
--- /dev/null
+++ b/.clang-format
@@ -0,0 +1,121 @@
+---
+Language: Cpp
+# BasedOnStyle: WebKit
+AccessModifierOffset: -4
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignEscapedNewlines: Right
+AlignOperands: false
+AlignTrailingComments: false
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: InlineOnly
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: false
+BinPackArguments: false
+BinPackParameters: false
+BraceWrapping:
+ AfterClass: false
+ AfterControlStatement: false
+ AfterEnum: false
+ AfterFunction: true
+ AfterNamespace: false
+ AfterObjCDeclaration: false
+ AfterStruct: false
+ AfterUnion: false
+ AfterExternBlock: false
+ BeforeCatch: false
+ BeforeElse: false
+ IndentBraces: false
+ SplitEmptyFunction: false
+ SplitEmptyRecord: true
+ SplitEmptyNamespace: true
+BreakBeforeBinaryOperators: All
+BreakBeforeBraces: Custom
+BreakBeforeInheritanceComma: false
+BreakInheritanceList: BeforeColon
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: false
+BreakConstructorInitializers: BeforeComma
+BreakAfterJavaFieldAnnotations: false
+BreakStringLiterals: true
+ColumnLimit: 88
+CommentPragmas: '^ IWYU pragma:'
+CompactNamespaces: false
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 4
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: false
+DerivePointerAlignment: false
+DisableFormat: false
+ExperimentalAutoDetectBinPacking: false
+FixNamespaceComments: false
+ForEachMacros:
+ - foreach
+ - Q_FOREACH
+ - BOOST_FOREACH
+IncludeBlocks: Preserve
+IncludeCategories:
+ - Regex: '^"(llvm|llvm-c|clang|clang-c)/'
+ Priority: 2
+ - Regex: '^(<|"(gtest|gmock|isl|json)/)'
+ Priority: 3
+ - Regex: '.*'
+ Priority: 1
+IncludeIsMainRegex: '(Test)?$'
+IndentCaseLabels: false
+IndentPPDirectives: None
+IndentWidth: 4
+IndentWrappedFunctionNames: false
+JavaScriptQuotes: Leave
+JavaScriptWrapImports: true
+KeepEmptyLinesAtTheStartOfBlocks: true
+MacroBlockBegin: ''
+MacroBlockEnd: ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: Inner
+ObjCBinPackProtocolList: Auto
+ObjCBlockIndentWidth: 4
+ObjCSpaceAfterProperty: true
+ObjCSpaceBeforeProtocolList: true
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+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 60
+PointerAlignment: Right
+ReflowComments: true
+SortIncludes: true
+SortUsingDeclarations: true
+SpaceAfterCStyleCast: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCpp11BracedList: true
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: ControlStatements
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: false
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard: Cpp11
+StatementMacros:
+ - Q_UNUSED
+ - QT_REQUIRE_VERSION
+TabWidth: 4
+UseTab: Never
+...
+
diff --git a/.config.gitlab-ci.mk b/.config.gitlab-ci.mk
new file mode 100644
index 0000000..d59f3d0
--- /dev/null
+++ b/.config.gitlab-ci.mk
@@ -0,0 +1,28 @@
+#### PROJECT SETTINGS ####
+# The name of the executable to be created
+BIN_NAME = specs
+LIB_NAME = libspecs.so
+
+# Compiler used
+CXX = g++
+CCACHE =
+
+BUILD_TB ?= 1
+
+# Path to the source directory, relative to the makefile
+SRC_PATH = src
+
+# General compiler flags
+CXXFLAGS = -std=c++17 -Wall -Wextra
+CXXFLAGS += -O2 -march=native
+
+# Add additional include paths (SRC_PATH and subdirectories are automatically added)
+INCLUDES += -isystem thirdparty/args
+
+# General linker settings
+LDFLAGS += -lsystemc -lm
+
+# Destination directory
+BUILD_PATH = build
+
+#### END PROJECT SETTINGS ####
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..fa7b2f8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,32 @@
+*~
+*.vcd
+*.o
+*.d
+**/__pycache__/
+build/
+sim
+src.old/
+compile_commands.json
+README.html
+resources/out/
+doc/html
+doc/*.tar.xz
+bitstream.txt
+Pout.png
+Pout.obj
+detector_trace.txt
+.cache
+.vscode/**
+**/.vscode/**
+**/.clangd/**
+detector_traces/**
+.vimrc.local
+config.local.mk
+specs
+libspecs.so
+gmon.out
+**/main
+**/a.out
+*.exe
+*.cir
+tmp/
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..f41da7d
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,79 @@
+# Currently using alpine as base
+#image: alpine:latest
+image: alpine:latest
+# TODO: Migrate to another base including all the dependencies
+# in order to avoid fetching and installing everything each time
+
+stages:
+ - build
+ - test
+ - deploy
+
+variables:
+ # Recursive submodule update
+ GIT_SUBMODULE_STRATEGY: recursive
+
+before_script:
+ # Add the testing repo for SystemC
+ - echo http://dl-cdn.alpinelinux.org/alpine/edge/testing >> /etc/apk/repositories
+ # Install all dependencies
+ - apk update
+ - apk add --no-cache
+ bash findutils
+ build-base bison flex
+ doxygen graphviz
+ systemc-dev
+ - cp .config.gitlab-ci.mk config.local.mk
+
+build:
+ stage: build
+ script:
+ - make -j$(nproc) bin V=1
+ - make -j$(nproc) lib V=1
+ artifacts:
+ paths:
+ - "./specs"
+ - "./libspecs.so"
+
+test:
+ stage: test
+ script:
+ # Only running a few tests manually for now
+ - ./specs -t wg
+ #- ./specs -t dc
+ #- ./specs -t splitter
+ #- ./specs -t merger
+ #- ./specs -t detector
+ #- ./specs -t phaseshifter
+ # TODO: add other tests (both from -t and the circuit test files)
+ dependencies:
+ - build
+ artifacts:
+ paths:
+ - "traces/*.vcd"
+
+doc:
+ stage: build
+ script:
+ - make doc
+ artifacts:
+ paths:
+ - doc/pcm-doc.tar.xz
+ - doc/html/
+ only:
+ - master
+
+
+pages:
+ stage: deploy
+ script:
+ - mkdir public
+ - cp -R doc/html/* public
+ dependencies:
+ - doc
+ artifacts:
+ paths:
+ - public
+ only:
+ - master
+
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..a469512
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "deps/args"]
+ path = thirdparty/args
+ url = https://github.com/Taywee/args
+[submodule "thirdparty/systemc"]
+ path = thirdparty/systemc
+ url = https://github.com/accellera-official/systemc
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..5357f69
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,166 @@
+ GNU LESSER GENERAL PUBLIC LICENSE
+ Version 3, 29 June 2007
+
+ Copyright (C) 2007 Free Software Foundation, Inc.
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.
+
+
+ This version of the GNU Lesser General Public License incorporates
+the terms and conditions of version 3 of the GNU General Public
+License, supplemented by the additional permissions listed below.
+
+ 0. Additional Definitions.
+
+ As used herein, "this License" refers to version 3 of the GNU Lesser
+General Public License, and the "GNU GPL" refers to version 3 of the GNU
+General Public License.
+
+ "The Library" refers to a covered work governed by this License,
+other than an Application or a Combined Work as defined below.
+
+ An "Application" is any work that makes use of an interface provided
+by the Library, but which is not otherwise based on the Library.
+Defining a subclass of a class defined by the Library is deemed a mode
+of using an interface provided by the Library.
+
+ A "Combined Work" is a work produced by combining or linking an
+Application with the Library. The particular version of the Library
+with which the Combined Work was made is also called the "Linked
+Version".
+
+ The "Minimal Corresponding Source" for a Combined Work means the
+Corresponding Source for the Combined Work, excluding any source code
+for portions of the Combined Work that, considered in isolation, are
+based on the Application, and not on the Linked Version.
+
+ The "Corresponding Application Code" for a Combined Work means the
+object code and/or source code for the Application, including any data
+and utility programs needed for reproducing the Combined Work from the
+Application, but excluding the System Libraries of the Combined Work.
+
+ 1. Exception to Section 3 of the GNU GPL.
+
+ You may convey a covered work under sections 3 and 4 of this License
+without being bound by section 3 of the GNU GPL.
+
+ 2. Conveying Modified Versions.
+
+ If you modify a copy of the Library, and, in your modifications, a
+facility refers to a function or data to be supplied by an Application
+that uses the facility (other than as an argument passed when the
+facility is invoked), then you may convey a copy of the modified
+version:
+
+ a) under this License, provided that you make a good faith effort to
+ ensure that, in the event an Application does not supply the
+ function or data, the facility still operates, and performs
+ whatever part of its purpose remains meaningful, or
+
+ b) under the GNU GPL, with none of the additional permissions of
+ this License applicable to that copy.
+
+ 3. Object Code Incorporating Material from Library Header Files.
+
+ The object code form of an Application may incorporate material from
+a header file that is part of the Library. You may convey such object
+code under terms of your choice, provided that, if the incorporated
+material is not limited to numerical parameters, data structure
+layouts and accessors, or small macros, inline functions and templates
+(ten or fewer lines in length), you do both of the following:
+
+ a) Give prominent notice with each copy of the object code that the
+ Library is used in it and that the Library and its use are
+ covered by this License.
+
+ b) Accompany the object code with a copy of the GNU GPL and this license
+ document.
+
+ 4. Combined Works.
+
+ You may convey a Combined Work under terms of your choice that,
+taken together, effectively do not restrict modification of the
+portions of the Library contained in the Combined Work and reverse
+engineering for debugging such modifications, if you also do each of
+the following:
+
+ a) Give prominent notice with each copy of the Combined Work that
+ the Library is used in it and that the Library and its use are
+ covered by this License.
+
+ b) Accompany the Combined Work with a copy of the GNU GPL and this license
+ document.
+
+ c) For a Combined Work that displays copyright notices during
+ execution, include the copyright notice for the Library among
+ these notices, as well as a reference directing the user to the
+ copies of the GNU GPL and this license document.
+
+ d) Do one of the following:
+
+ 0) Convey the Minimal Corresponding Source under the terms of this
+ License, and the Corresponding Application Code in a form
+ suitable for, and under terms that permit, the user to
+ recombine or relink the Application with a modified version of
+ the Linked Version to produce a modified Combined Work, in the
+ manner specified by section 6 of the GNU GPL for conveying
+ Corresponding Source.
+
+ 1) Use a suitable shared library mechanism for linking with the
+ Library. A suitable mechanism is one that (a) uses at run time
+ a copy of the Library already present on the user's computer
+ system, and (b) will operate properly with a modified version
+ of the Library that is interface-compatible with the Linked
+ Version.
+
+ e) Provide Installation Information, but only if you would otherwise
+ be required to provide such information under section 6 of the
+ GNU GPL, and only to the extent that such information is
+ necessary to install and execute a modified version of the
+ Combined Work produced by recombining or relinking the
+ Application with a modified version of the Linked Version. (If
+ you use option 4d0, the Installation Information must accompany
+ the Minimal Corresponding Source and Corresponding Application
+ Code. If you use option 4d1, you must provide the Installation
+ Information in the manner specified by section 6 of the GNU GPL
+ for conveying Corresponding Source.)
+
+ 5. Combined Libraries.
+
+ You may place library facilities that are a work based on the
+Library side by side in a single library together with other library
+facilities that are not Applications and are not covered by this
+License, and convey such a combined library under terms of your
+choice, if you do both of the following:
+
+ a) Accompany the combined library with a copy of the same work based
+ on the Library, uncombined with any other library facilities,
+ conveyed under the terms of this License.
+
+ b) Give prominent notice with the combined library that part of it
+ is a work based on the Library, and explaining where to find the
+ accompanying uncombined form of the same work.
+
+ 6. Revised Versions of the GNU Lesser General Public License.
+
+ The Free Software Foundation may publish revised and/or new versions
+of the GNU Lesser General Public License from time to time. Such new
+versions will be similar in spirit to the present version, but may
+differ in detail to address new problems or concerns.
+
+ Each version is given a distinguishing version number. If the
+Library as you received it specifies that a certain numbered version
+of the GNU Lesser General Public License "or any later version"
+applies to it, you have the option of following the terms and
+conditions either of that published version or of any later version
+published by the Free Software Foundation. If the Library as you
+received it does not specify a version number of the GNU Lesser
+General Public License, you may choose any version of the GNU Lesser
+General Public License ever published by the Free Software Foundation.
+
+ If the Library as you received it specifies that a proxy can decide
+whether future versions of the GNU Lesser General Public License shall
+apply, that proxy's public statement of acceptance of any version is
+permanent authorization for you to choose that version for the
+Library.
+
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..1975007
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,299 @@
+# Use bash as the shell
+SHELL = /bin/bash
+
+LOCAL_CONFIG_EXISTS = $(shell (test -e config.local.mk && echo 1) || echo 0)
+ifeq "${LOCAL_CONFIG_EXISTS}" "1"
+ CONFIG_MK_FILE = config.local.mk
+ #CONFIG_MK_FILE = config.windows.mk
+else
+ CONFIG_MK_FILE = config.mk
+endif
+
+include $(CONFIG_MK_FILE)
+
+BUILD_TB ?= 0
+BUILD_PATH_LIB ?= $(BUILD_PATH)-lib
+
+CXX_LD ?= $(CXX)
+
+CXXFLAGS += -MMD -MP
+CXXFLAGS_LIB = $(CXXFLAGS) -fpic
+LDFLAGS_LIB = $(LDFLAGS) -shared -Wl,-soname,libspecs.so
+BISONFLAGS += --warnings -Wall #-Wcex
+
+# Find all source files in the source directory
+SOURCES_BIN = $(shell find $(SRC_PATH) -name '*.cpp' -not -ipath '*/tb/*')
+SOURCES_LIB = $(shell find $(SRC_PATH) -name '*.cpp' -not -ipath '*/tb/*' -not -name 'main.cpp' -not -ipath '*/parser/*.cpp')
+SOURCES_TB = $(shell find $(SRC_PATH) -name '*.cpp' -ipath '*/tb/*')
+SOURCES_TB_MAIN = $(shell find $(SRC_PATH) -name 'alltestbenches.cpp' -ipath '*/tb/*')
+SOURCES_ALLFILES = $(shell find $(SRC_PATH) -name '*.cpp' -or -name '*.h')
+
+# Add the whole source directory tree to INCLUDES
+INCLUDES += $(addprefix -I,$(shell find $(SRC_PATH) -type d))
+
+# Find all bison/flex source files
+# - Note: bison/flex sources must have a matching filename
+FLEX_SOURCES = $(shell find $(SRC_PATH) -name '*.l')
+BISON_SOURCES = $(shell find $(SRC_PATH) -name '*.y')
+
+# Set the object filenames from the cpp sources
+OBJECTS_BIN = $(SOURCES_BIN:$(SRC_PATH)/%.cpp=$(BUILD_PATH)/%.o)
+ifeq ($(BUILD_TB), 1)
+ OBJECTS_BIN += $(SOURCES_TB:$(SRC_PATH)/%.cpp=$(BUILD_PATH)/%.o)
+ CXXFLAGS += -DBUILD_TB
+else
+ OBJECTS_BIN += $(SOURCES_TB_MAIN:$(SRC_PATH)/%.cpp=$(BUILD_PATH)/%.o)
+endif
+
+# Add the objects filenames from the bison/flex sources
+OBJECTS_PARSE = $(FLEX_SOURCES:$(SRC_PATH)/%.l=$(BUILD_PATH)/%.yy.o)
+OBJECTS_PARSE += $(BISON_SOURCES:$(SRC_PATH)/%.y=$(BUILD_PATH)/%.tab.o)
+
+# Same without main (without testbenches)
+OBJECTS_LIB = $(SOURCES_LIB:$(SRC_PATH)/%.cpp=$(BUILD_PATH_LIB)/%.o)
+
+# Set the dependency files that will be used to add header dependencies
+DEPS = $(OBJECTS_BIN:.o=.d)
+DEPS_PARSE = $(OBJECTS_PARSE:.o=.d)
+DEPS_LIB = $(OBJECTS_LIB:.o=.d)
+
+# Set other dependencies that should trigger rebuilding .o files
+ADDITIONAL_DEPS = Makefile $(CONFIG_MK_FILE)
+
+# Find the latest trace according to modification time
+LATEST_TRACE_NAME = $(shell ls -1rt --group-directories-first traces | tail -1)
+
+# Be verbose
+V ?= 0
+
+# Set/Unset the Q flag according to the V flag
+ifeq ($(V),1)
+ Q =
+ QQ = @
+else
+ Q = @
+ QQ = @
+endif
+
+# Clear known suffixes rules
+.SUFFIXES:
+
+# Define phony targets
+.PHONY: todos format waves newwaves print-% help cleandoc cleanoldtraces \
+ cleantraces cleanall clean compiledb view-doc upload-doc doc readme \
+ all bin lib
+
+# Instruct make not to remove intermediate files from bison/flex compilation
+.SECONDARY: $(FLEX_SOURCES:$(SRC_PATH)/%.l=$(BUILD_PATH)/%.yy.h)
+.SECONDARY: $(FLEX_SOURCES:$(SRC_PATH)/%.l=$(BUILD_PATH)/%.yy.cpp)
+.SECONDARY: $(FLEX_SOURCES:$(SRC_PATH)/%.l=$(BUILD_PATH)/%.tab.h)
+.SECONDARY: $(BISON_SOURCES:$(SRC_PATH)/%.y=$(BUILD_PATH)/%.tab.cpp)
+
+# Default rule
+all: bin
+
+# Build executable
+bin: $(BIN_NAME)
+
+# Build shared library
+lib: $(LIB_NAME)
+
+# Link all objects together into executable
+$(BIN_NAME): $(OBJECTS_BIN) $(OBJECTS_PARSE)
+ @echo "Linking binary"
+ $(Q)$(CCACHE) $(CXX_LD) $(OBJECTS_BIN) $(OBJECTS_PARSE) $(LDFLAGS) -o $@
+ @echo "Done"
+
+# Link all objects together into library
+$(LIB_NAME): $(OBJECTS_LIB)
+ @echo "Linking library"
+ $(Q)$(CCACHE) $(CXX_LD) $(OBJECTS_LIB) $(LDFLAGS_LIB) -o $@
+ @echo "Done"
+
+# Objects depend on their directories
+$(OBJECTS_PARSE): $(ADDITIONAL_DEPS) | $(dir $(OBJECTS_PARSE))
+
+# Objects depend on their directories
+$(OBJECTS_BIN): $(ADDITIONAL_DEPS) | $(dir $(OBJECTS_BIN)) $(OBJECTS_PARSE)
+
+# Objects depend on their directories
+$(OBJECTS_LIB): $(ADDITIONAL_DEPS) | $(dir $(OBJECTS_LIB))
+
+# Rule to create the $(BUILD_PATH) directory
+$(BUILD_PATH)/:
+ $(Q)mkdir -p $@
+
+# Rule to create a subdirectory in $(BUILD_PATH)
+$(BUILD_PATH)/%/:
+ $(Q)mkdir -p $@
+
+# Rule to create the $(BUILD_PATH_LIB) directory
+$(BUILD_PATH_LIB)/:
+ $(Q)mkdir -p $@
+
+# Rule to create a subdirectory in $(BUILD_PATH_LIB)
+$(BUILD_PATH_LIB)/%/:
+ $(Q)mkdir -p $@
+
+# Default .cpp → .o compilation rule
+$(BUILD_PATH)/%.o: $(SRC_PATH)/%.cpp
+ @echo "Compiling $<"
+ $(Q)$(CCACHE) $(CXX) $(CXXFLAGS) $(INCLUDES) -c $< -o $@
+
+# Default .cpp → .o compilation rule for library
+$(BUILD_PATH_LIB)/%.o: $(SRC_PATH)/%.cpp
+ @echo "Compiling $<"
+ $(Q)$(CCACHE) $(CXX) $(CXXFLAGS_LIB) $(INCLUDES) -MMD -MP -c $< -o $@
+
+# Special .cpp compilation rule for flex generated sources
+%.yy.o: %.yy.cpp %.tab.h
+ @echo "Compiling $<"
+ $(Q)$(CCACHE) $(CXX) $(CXXFLAGS) $(INCLUDES) -iquote"$(dir $@)" -c $< -o $@
+
+# Special .cpp compilation rule for bison generated sources
+%.tab.o: %.tab.cpp %.yy.h
+ @echo "Compiling $<"
+ $(Q)$(CCACHE) $(CXX) $(CXXFLAGS) $(INCLUDES) -iquote"$(dir $@)" -c $< -o $@
+
+# Default .l → .yy.cpp compilation rule
+$(BUILD_PATH)/%.yy.cpp: $(SRC_PATH)/%.l | $(dir $($@))
+ @echo "Lexing $<"
+ $(Q)flex --header-file="$(@:.cpp=.h)" -o $@ $<
+
+# Default .y → .tab.{h,cpp} compilation rule
+$(BUILD_PATH)/%.tab.cpp: $(SRC_PATH)/%.y $(BUILD_PATH)/%.yy.cpp | $(dir $($@))
+ @echo "Bisoning $<"
+ $(Q)bison $(BISONFLAGS) --defines="$(@:.cpp=.h)" -o $@ -d $<
+
+# Dependency rule for .tab.h (bison output, needed to compile flex output)
+%.tab.h: | %.tab.cpp
+ @:
+
+# Dependency rule for .yy.h (bison output, needed to compile flex output)
+%.yy.h: | %.yy.cpp
+ @:
+
+#$(ADDITIONAL_DEPS):
+#@:
+
+# Add dependency files, if they exist
+-include $(DEPS)
+-include $(DEPS_LIB)
+-include $(DEPS_PARSE)
+
+# Generation of documentation using Doxygen
+doc:
+ @echo "Generating documentation"
+ @mkdir -p doc/html
+ @cp -r doc/resources/ doc/html/
+ $(Q)doxygen doc/Doxyfile
+ #$(Q)tar -c -f doc/pcm-doc.tar.xz -C doc/html .
+
+# Regenerate compile_commands.json for YouCompleteMe
+compiledb: compile_commands.json
+
+# Regenerate compile_commands.json for YouCompleteMe
+compile_commands.json: clean
+ @echo "Generating compile_commands.json"
+ $(Q)compiledb --verbose make -j8
+ $(Q)sed -i '/"-MMD"\|"-MP"/d' $@
+
+# Clean build artifacts
+clean:
+ @echo "Removing build artifacts"
+ $(QQ)#[ ! -d 'build' ] || rm -rf build/
+ $(QQ)#[ ! -d 'build-lib' ] || rm -rf build-lib/
+ $(Q)[ ! -d "$(BUILD_PATH)" ] || rm -rf "$(BUILD_PATH)"
+ $(Q)[ ! -d "$(BUILD_PATH_LIB)" ] || rm -rf "$(BUILD_PATH_LIB)"
+
+# Remove any product of the build (build, trace, doc, bin)
+cleanall: clean cleantraces cleandoc
+ @echo "Removing binary"
+ $(Q)rm -f Pout.obj Pout.png detector_trace.txt
+ $(Q)rm -f sim specs libspecs.so
+
+# Clean all traces
+cleantraces:
+ @echo "Removing all traces"
+ $(Q)find traces/ -maxdepth 1 -type f -and -iname '*.vcd' -delete
+
+# Clean all traces but the newest
+cleanoldtraces:
+ @echo "Removing all traces but newest"
+ $(Q)find traces/ -maxdepth 1 -iname '*.vcd' -and -type f -and ! -iname "$(LATEST_TRACE_NAME)" -delete
+
+# Clean documentation output
+cleandoc:
+ @echo "Removing generated documentation"
+ $(Q)rm -rf doc/html doc/pcm-doc.tar.xz
+
+# Show the latest trace with a blank GTKWave config
+newwaves:
+ @echo "Opening latest trace file"
+ @mkdir -p traces/configs
+ @bash utils/openwave.sh "traces/$(LATEST_TRACE_NAME)"
+
+# Show the latest trace with a menu to select which GTKWave config to use
+waves:
+ @echo "Opening latest trace file"
+ @mkdir -p traces/configs
+ @bash utils/openwave.sh "traces/$(LATEST_TRACE_NAME)" traces/configs
+
+test:
+ @echo "Running all tests"
+ $(Q)./specs -t waveguide
+ $(Q)./specs -t splitter
+ $(Q)./specs -t merger
+ $(Q)./specs -t detector
+ $(Q)./specs -t directional_coupler
+ $(Q)./specs -t phaseshifter
+ $(Q)./specs -t mzi
+ $(Q)./specs -t pcm
+ $(Q)#./specs -t ring
+ $(Q)#./specs -t ac_add_drop
+ $(Q)#./specs -t ac_crow
+ $(Q)#./specs -t mesh
+
+rc: all
+ ./${BIN_NAME} -fcircuits/rc_mohab.cir
+
+
+# TODO: add a gate so we don't accidentally "mess up" the working
+# directory by shadowing real changes. Maybe do a commit or something
+# like this ? or check the git status whether there are changes ?
+# Automatic formatting should be automatically run on write, but if
+# modifying a file with a different format and re-formatting, changes
+# seen by git could be far from obvious to re-read later
+# Run clang-format on the source (in place)
+format:
+ @echo "Formatting source"
+ @clang-format -i $(SOURCES_ALLFILES)
+
+# Print all TODOs found in the source and other files
+todos:
+ @echo "TODO (from code):"
+ @find $(SRC_PATH) -type f | xargs awk '/TODO:/ {split($$0, arr, "TODO:"); content = arr[2]; print "- " content, "("FILENAME":"FNR")"}' || true
+ @#find module_definitions/ -type f | xargs awk '/TODO:/ {split($$0, arr, "TODO:"); content = arr[2]; print "- " content, "("FILENAME":"FNR")"}' || true
+ @find utils/ -type f | xargs awk '/TODO:/ {split($$0, arr, "TODO:"); content = arr[2]; print "- " content, "("FILENAME":"FNR")"}' || true
+ @cat todo.txt || true
+
+# Print a given variable
+print-%:
+ $(Q)echo $* = $($*)
+
+# FIXME: cannot have ":" in rule descriptions
+# Show this help prompt
+help:
+ @ echo
+ @ echo ' Usage:'
+ @ echo ''
+ @ echo ' make [flags...]'
+ @ echo ''
+ @ echo ' Targets:'
+ @ echo ''
+ @ awk '/^#/{ comment = substr($$0,3) } comment && /^[a-zA-Z][a-zA-Z0-9_-]+ ?:/{ print " ", $$1, comment }' $(MAKEFILE_LIST) | column -t -s ':' | sort
+ @ echo ''
+ @ echo ' Flags:'
+ @ echo ''
+ @awk '/^#/{ comment = substr($$0,3) } comment && /^[a-zA-Z][a-zA-Z0-9_-]*/ && /\??=/ && /[01]$$/{ print " " $$1 " (default = " $$3 ")",":",comment }' $(MAKEFILE_LIST) | column -t -s ':' | sort
+ @ echo ''
diff --git a/QUICKSTART.md b/QUICKSTART.md
new file mode 100644
index 0000000..70509ec
--- /dev/null
+++ b/QUICKSTART.md
@@ -0,0 +1,102 @@
+# Quickstart guide {#quickstart}
+
+[TOC]
+
+# Dependencies
+
+## Building toolchain
+
+* `git`
+* `bash`
+* `find`
+* `make`
+* a c++ compiler that supports c++14 or c++17 (`g++` or `clang++`)
+* GNU `flex` (`lex` is untested)
+* GNU `bison` (`yacc` is untested)
+
+Optional:
+
+* `python3` for generating the sources using the module definitions
+* ...
+
+## External build dependencies
+
+* `systemc` (v2.3.3)
+
+## Documentation generation
+
+* `doxygen`
+* `dot` (via `graphviz` for example)
+
+## Traces visualization
+
+* GTKWave
+* `python3`
+* `python3-matplotlib`
+* ...
+
+# Building
+
+* First, make sure to install all the dependencies on your system, either locally or globally.
+* Then, fetch the code:
+
+ % git clone git@gitlab.inl90.ec-lyon.fr:czrounba/systemc-pcm-matrix-multiplication-simulator.git
+ % git submodule update --init --recursive
+
+* Copy `config.mk` to `config.local.mk` and update the compiler/library information there
+* If you installed systemc in a non-default path, you might need to update the
+`INCLUDES` and `LD_FLAGS` make variables in `config.mk`.
+* Finally, build `specs`
+ % make -j$(nproc)
+* Run a test circuits
+ % ./sim -t {waveguide,splitter,pcm,...}
+
+# Running
+
+Simulating a circuit from a netlist is straightforward:
+
+ % ./sim -f .cir
+
+Look at the [cheatsheet](doc/resources/cheatsheet.pdf) for more information on the syntax to use.
+[](TODO: add a page for info on syntax of circuit files)
+
+After running, you can find results in the VCD tracefile (the file name can be specified in the circuit file with option `-o`).
+
+# Generating documentation (OUTDATED)
+
+First make sure `doxygen` and `graphviz` are installed, then:
+
+* To generate the doc, run:
+
+ % make doc
+
+* To open it in your default browser, run:
+
+ % make view-doc
+
+The generated documentation is available as HTML under `doc/html/` and compressed
+into a `tar.xz` archive under `doc/`. Other ouput formats are supported by `doxygen`.
+
+# Troubleshooting
+
+
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..9a2644d
--- /dev/null
+++ b/README.md
@@ -0,0 +1,5 @@
+# Scalable Photonic Event-driven Circuit Simulator (SPECS)
+
+For the moment, refer to our user guide to see how to download and use SPECS
+
+https://demo.zrounba.fr/specs/doc/index.html
diff --git a/circuits/add_drop.cir b/circuits/add_drop.cir
new file mode 100644
index 0000000..bc0ee01
--- /dev/null
+++ b/circuits/add_drop.cir
@@ -0,0 +1,41 @@
+* An Add-drop filter
+
+* Circuit parameters
+.assign lambda0 = 1.55e-6
+.assign neff = 2.3
+.assign length_2pi = {lambda0}/{neff}
+.assign k = 0.85
+
+.subckt test p1 p2 length=100e-6 att=1 neff=2.2 ng=4.3
+wg1 p1 0 length={length} att={att} neff={neff} ng={ng}
+wg2 0 p2 length={length} att={att} neff={neff} ng={ng}
+.ends
+
+* Circuit definition
+cwsrc1 in_ wl=1.55e-6 power=1
+x1 in_ in test length=1e-3 neff=1 ng=4 att=0
+;wg_access in_ in length={length_2pi} neff={neff} ng=4
+
+coupler1 in ring_bl out ring_br k={k}
+coupler2 add ring_tr drop ring_tl k={k}
+
+wg_ring_l ring_tl ring_bl att=2 length=101*{length_2pi} neff={neff} ng=4.3
+wg_ring_r ring_br ring_tr att=2 length=101*{length_2pi} neff={neff} ng=4.3
+
+* Simulator options
+.options abstol=1e-12 reltol=1e-6 timescale=-15
+
+* DC analysis (CW sweep) parameters
+.assign lambda_min = {lambda0} - 15e-9
+.assign lambda_max = 2*{lambda0}-{lambda_min}
+.assign dlambda = 1*1e-9
+
+* Analysis
+;.dc WL(cwsrc1) {lambda_min} {lambda_max} {dlambda} P(cwsrc1) 0 1 0.01
+.dc /cwsrc1/WL {lambda_min} {lambda_max} {dlambda}
+;.dc P(cwsrc1) 0 1 0.1
+;.dc FREQ(cwsrc1) 192e12 194e12 1e9
+;.dc WL(cwsrc1)
+;.op
+;.tran
+;.dc wl(osrc1)=[{lambda_min},{lambda_max},{npoints}]
diff --git a/circuits/add_drop_pyspecs.cir b/circuits/add_drop_pyspecs.cir
new file mode 100644
index 0000000..cc724d4
--- /dev/null
+++ b/circuits/add_drop_pyspecs.cir
@@ -0,0 +1,28 @@
+* An Add-drop filter
+
+* Circuit parameters
+.assign lambda0 = 1.55e-6
+
+* Circuit definition
+;cwsrc1 in wl=1.55e-6 power=1
+vlsrc1 in values=[[0.5e-9,1,{lambda0}],[2e-9,0,{lambda0}]]
+
+coupler1 in 1 out 2 k=0.15
+coupler2 add 3 drop 4 k=0.15
+
+wg_ring_l 4 1 length=300e-6 neff=3.999
+wg_ring_r 2 3 length=300e-6 neff=3.999
+
+probe1 out
+probe2 drop
+probe3 in
+
+* Simulator options
+.options abstol=1e-6 reltol=1e-8 timescale=-12 traceall=1
+
+* Analysis parameter
+.assign dlambda = 1e-12
+
+* Analysis
+;.dc /cwsrc1/WL 1549.9e-9 1550.1e-9 {dlambda}
+.tran 3e-9
diff --git a/circuits/add_drop_sub.cir b/circuits/add_drop_sub.cir
new file mode 100644
index 0000000..1d96aed
--- /dev/null
+++ b/circuits/add_drop_sub.cir
@@ -0,0 +1,15 @@
+* An Add-drop filter subcircuit
+
+.subckt add_drop_filter in drop out add radius_ring=50e-6 k1=0.85 k2=0.85 att_wg=2 neff_wg=2.2 ng_wg=4.3
+
+* Circuit parameters
+.assign length_wg = {pi}*{radius_ring}
+
+* Circuit definition
+coupler1 in ring_bl out ring_br k={k1}
+coupler2 add ring_tr drop ring_tl k={k2}
+
+wg_ring_l ring_tl ring_bl att={att_wg} length={length_wg} neff={neff_wg} ng={ng_wg}
+wg_ring_r ring_br ring_tr att={att_wg} length={length_wg} neff={neff_wg} ng={ng_wg}
+
+.ends
diff --git a/circuits/common_definitions.def b/circuits/common_definitions.def
new file mode 100644
index 0000000..9c25105
--- /dev/null
+++ b/circuits/common_definitions.def
@@ -0,0 +1,5 @@
+.assign lambda0 = 1.55e-6 ; m
+.assign neff = 2.3
+.assign ng = 4.3
+.assign att_wg = 2 ; db/cm
+.assign length_2pi = {lambda0}/{neff}
diff --git a/circuits/double_ring.cir b/circuits/double_ring.cir
new file mode 100644
index 0000000..0e4addb
--- /dev/null
+++ b/circuits/double_ring.cir
@@ -0,0 +1,57 @@
+* Show bitstream source
+
+* Initialize the sources
+one 0
+clk 1 100p
+
+*bsrc 0 1 2 {0, 0, 0}
+bsrc 0 1 2 {0, 252, 15, 0} 1550.0e-9
+*bsrc 0 1 2 {0, 252, 15, 0} 1545.0e-9
+
+* split
+dc 2 3 4 5
+dc 6 7 8 9
+dc 12 13 10 11
+dc 16 17 14 15
+
+wg 10 3 350.85477427u
+*wg 5 18 350.85477427u
+wg 5 12 350.85477427u
+
+* resonance at 1545
+*wg 14 7 351.08113608611u
+*wg 9 16 351.08113608611u
+* resonance at 1550
+wg 14 7 350.85477427u
+wg 9 16 350.85477427u
+
+wg 4 6 701.12011675u
+wg 15 13 701.12011675u
+
+
+* feed into detector
+* Input
+pdet 2 35 24
+
+* Inside ring1
+pdet 12 36 23
+
+* Through 1 port
+*pdet 4 37 25
+
+* Through 2 port
+pdet 8 38 26
+
+* Drop port
+pdet 11 39 27
+
+* Inside ring2
+pdet 13 40 28
+
+*tracefile "traces/double_ring"
+*tracenet 20 "SIG_IN"
+*tracenet 2 "SIG_IN_1"
+*tracenet 4 "SIG_ADD_1"
+*tracenet 11 "SIG_DROP_1"
+*tracenet 8 "SIG_ADD_2"
+*tracenet 15 "SIG_DROP_2"
diff --git a/circuits/paul_3ring_puf.cir b/circuits/paul_3ring_puf.cir
new file mode 100644
index 0000000..0854975
--- /dev/null
+++ b/circuits/paul_3ring_puf.cir
@@ -0,0 +1,58 @@
+* Paul 3 ring PUF
+
+.assign wl0=1.55e-6
+.assign neff=2.44 ng=4.3 att=3
+.assign R=10e-6 dR=10e-9 k=0.22360679774997896
+.assign L_r2r=3e-6 L_access=0e-6
+.assign R1={R} R2=({R}+{dR}) R3={R}+(2*{dR})
+.assign tau=1e-12
+.assign filename="inputstream.csv"
+.assign filename="inputstream_25wl.csv"
+.assign filename="paul_puf_bitstream_16bit_25wl.csv"
+.assign filename="paul_puf_bitstream_158b_3wl.csv"
+;.assign filename="paul_puf_bitstream_temp.csv"
+
+.include circuits/add_drop_sub.cir
+
+;CWSRC1 in wl={wl0} power=1
+VLSRC1 in values={filename}
+;VLSRC_bot in_top values={filename}
+;VLSRC_bot in_bot values={filename}
+;VLSRC_top in_top values=[[0,0,{wl0}],[{tau},1,],[2*{tau},0,],[3*{tau},1,],[4*{tau},0,]]
+;VLSRC_bot in_bot values=[[0,0,{wl0}],[{tau},1,],[2*{tau},0,],[3*{tau},1,],[4*{tau},0,]]
+
+SPLITTER1 in in_top in_bot
+MERGER1 drop_top_1 drop_bot_1 out_drop
+MLPROBE1 in [1.55e-6, 1.5599999999999999e-06, 1.57e-6]
+;PDETin in _ 1e-15
+PDET1 out_drop _ 1e-15
+PROBE1 out_drop
+
+WG1 in_top in_top_1 L={L_access} att={att} neff={neff} ng={ng}
+WG2 in_bot in_bot_1 L={L_access} att={att} neff={neff} ng={ng}
+
+WG3 through_bot_1 in_bot_2 L={L_r2r} att={att} neff={neff} ng={ng}
+WG4 through_bot_2 in_bot_3 L={L_r2r} att={att} neff={neff} ng={ng}
+WG5 through_top_2 in_top_3 L={L_r2r} att={att} neff={neff} ng={ng}
+WG6 through_top_1 in_top_2 L={L_r2r} att={att} neff={neff} ng={ng}
+
+XAD_top_1 in_top_1 drop_top_1 through_top_1 add_top_1 add_drop_filter radius_ring={R1} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+XAD_top_2 in_top_2 drop_top_2 through_top_2 add_top_2 add_drop_filter radius_ring={R2} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+XAD_top_3 in_top_3 drop_top_3 through_top_3 nothing add_drop_filter radius_ring={R3} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+
+XAD_bot_1 in_bot_1 drop_bot_1 through_bot_1 add_bot_1 add_drop_filter radius_ring={R1} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+XAD_bot_2 in_bot_2 drop_bot_2 through_bot_2 add_bot_2 add_drop_filter radius_ring={R2} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+XAD_bot_3 in_bot_3 drop_bot_3 through_bot_3 nothing add_drop_filter radius_ring={R3} k1={k} k2={k} neff_wg={neff} ng_wg={ng} att_wg={att}
+
+WG13 drop_bot_3 add_bot_2 L={L_r2r} att={att} neff={neff} ng={ng}
+WG14 drop_bot_2 add_bot_1 L={L_r2r} att={att} neff={neff} ng={ng}
+WG16 drop_top_3 add_top_2 L={L_r2r} att={att} neff={neff} ng={ng}
+WG17 drop_top_2 add_top_1 L={L_r2r} att={att} neff={neff} ng={ng}
+
+WG18 through_top_3 out_top L={L_access} att={att} neff={neff} ng={ng}
+WG15 through_bot_3 out_bot L={L_access} att={att} neff={neff} ng={ng}
+
+.options abstol=1e-5 reltol=1e-4 traceall=0 timescale=-14 resolution=1
+.tran 8e-9
+;.dc WL(CWSRC1) 1.54e-6 1.56e-6 1e-11
+;.tran 300e-12
diff --git a/circuits/paul_simple_ring.cir b/circuits/paul_simple_ring.cir
new file mode 100644
index 0000000..a6e6b2f
--- /dev/null
+++ b/circuits/paul_simple_ring.cir
@@ -0,0 +1,28 @@
+* Show bitstream source
+
+* Initialize the sources
+one 0
+clk 1 100p
+
+*bsrc 0 1 13 {0, 0, 0}
+bsrc 0 1 2 {0, 252, 15, 0, 0, 0}
+
+* split
+dc 2 3 4 5
+dc 12 13 10 11
+
+wg 10 3 350.85477427u
+wg 5 12 350.85477427u
+
+* feed into detector
+* Input
+pdet 2 35 24
+
+* Inside ring
+pdet 12 36 23
+
+* Through 1 port
+pdet 4 37 25
+
+* Drop port
+pdet 11 39 27
diff --git a/circuits/subckt_test.cir b/circuits/subckt_test.cir
new file mode 100644
index 0000000..fd3eec0
--- /dev/null
+++ b/circuits/subckt_test.cir
@@ -0,0 +1,10 @@
+.subckt AAA 1 2 len=3
+WG 1 2 length={len} neff=1 ng=1 att=0
+.ends
+
+cwsrc in pow=1 wl=1.55e-6
+X1 in out AAA
+;probe out type=power
+
+.op
+
diff --git a/circuits/subckt_tests.cir b/circuits/subckt_tests.cir
new file mode 100644
index 0000000..98f8e7b
--- /dev/null
+++ b/circuits/subckt_tests.cir
@@ -0,0 +1,51 @@
+* An Add-drop filter
+
+** Circuit parameters
+.assign lambda0 = 1.55e-6
+.assign neff = 2.3
+.assign length_2pi = {lambda0}/{neff}
+.assign k = 0.85
+
+** Include definition of add-drop subcircuit
+.include circuits/add_drop_sub.cir
+
+.subckt test p1 p2
+.assign L=3e-3
+
+.subckt test 1 p2 L={L}
+wg1 1 p2 length={L}
+.ends
+
+x1 p1 1 test
+x2 1 2 test L=0
+wg1 2 p2 L=1e-3
+
+.ends
+
+** Circuit definition
+vlsrc1 in values=[[1e-9,1,{lambda0}], [2e-9,2,], [3e-9, -2,], [4e-9, 0,]]
+
+;cwsrc1 in wl=1.55e-6 power=1
+
+x1 in drop out add add_drop_filter radius_ring={length_2pi}*109.5
+x2 out out_ test
+
+** Simulator options
+.options abstol=1e-12 reltol=1e-6 timescale=-15
+
+* DC analysis (CW sweep) parameters
+.assign lambda_min = {lambda0} - 15e-9
+.assign lambda_max = 2*{lambda0}-{lambda_min}
+.assign dlambda = 0.1*1e-9
+
+** Analysis
+;.dc WL(cwsrc1) {lambda_min} {lambda_max} {dlambda} P(cwsrc1) 0 1 0.01
+;.dc WL(cwsrc1) {lambda_min} {lambda_max} {dlambda}
+;.dc P(cwsrc1) 0 1 0.1
+;.dc FREQ(cwsrc1) 192e12 194e12 1e9
+;.dc WL(cwsrc1)
+;.op
+.tran
+;.dc wl(osrc1)=[{lambda_min},{lambda_max},{npoints}]
+
+
diff --git a/circuits/test_include.cir b/circuits/test_include.cir
new file mode 100644
index 0000000..d40e7de
--- /dev/null
+++ b/circuits/test_include.cir
@@ -0,0 +1 @@
+include circuits/double_ring.cir
diff --git a/circuits/triple_ring.cir b/circuits/triple_ring.cir
new file mode 100644
index 0000000..2642f34
--- /dev/null
+++ b/circuits/triple_ring.cir
@@ -0,0 +1,76 @@
+* Show bitstream source
+
+* Initialize the sources
+one 0
+clk 1 100p
+
+*bsrc 0 1 2 {0, 0, 0}
+bsrc 0 1 2 {0, 252, 15, 0} 1550.0e-9
+*bsrc 0 1 2 {0, 252, 15, 0} 1545.0e-9
+
+* split
+dc 2 3 4 5
+dc 6 7 8 9
+
+dc 12 13 10 11
+dc 16 17 14 15
+
+dc 18 19 20 21
+dc 24 25 22 23
+
+* ring 1
+wg 10 3 350.85477427u
+wg 5 12 350.85477427u
+
+* ring 2
+* resonance at 1545
+*wg 14 7 351.08113608611u
+*wg 9 16 351.08113608611u
+* resonance at 1550
+wg 14 7 350.85477427u
+wg 9 16 350.85477427u
+
+* ring 1 to ring 2
+wg 4 6 701.12011675u
+wg 15 13 701.12011675u
+
+* ring 2 to ring 3
+wg 8 18 1701.12011675u
+wg 23 17 1701.12011675u
+
+* ring 3
+wg 22 19 350.85477427u
+wg 21 24 350.85477427u
+
+* feed into detector
+* Input
+pdet 2 100 200
+
+* Inside ring1
+pdet 5 101 201
+
+* Inside ring2
+pdet 9 102 202
+
+* Inside ring3
+pdet 21 103 203
+
+* Through 1 port
+*pdet 4 104 204
+
+* Through 2 port
+pdet 8 105 205
+
+* Through 3 port
+pdet 20 106 206
+
+* Drop port
+pdet 11 107 207
+
+*tracefile "traces/double_ring"
+*tracenet 20 "SIG_IN"
+*tracenet 2 "SIG_IN_1"
+*tracenet 4 "SIG_ADD_1"
+*tracenet 11 "SIG_DROP_1"
+*tracenet 8 "SIG_ADD_2"
+*tracenet 15 "SIG_DROP_2"
diff --git a/config.mk b/config.mk
new file mode 100644
index 0000000..c866e63
--- /dev/null
+++ b/config.mk
@@ -0,0 +1,35 @@
+#### PROJECT SETTINGS ####
+# The name of the executable to be created
+BIN_NAME = specs
+LIB_NAME = libspecs.so
+
+SYSTEMC_PATH_ROOT = $(abspath ./thirdparty/systemc/sc_install)
+SYSTEMC_PATH_LIBS = ${SYSTEMC_PATH_ROOT}/lib
+SYSTEMC_PATH_INCLUDE = ${SYSTEMC_PATH_ROOT}/include
+
+# Compiler used
+CXX = g++
+#CXX = clang++
+CCACHE =
+#CCACHE = ccache
+
+# Path to the source directory, relative to the makefile
+SRC_PATH = src
+
+# General compiler flags
+CXXFLAGS = -std=c++17 -Wall -Wextra
+CXXFLAGS += -O2 -march=native
+#CXXFLAGS += -DYYDEBUG=1
+CXXFLAGS += -g
+
+# Add additional include paths (SRC_PATH and subdirectories are automatically added)
+INCLUDES = -I${SYSTEMC_PATH_INCLUDE} -isystem thirdparty/args
+
+# General linker settings
+LDFLAGS += -L${SYSTEMC_PATH_LIBS} -lsystemc -lm
+LDFLAGS += -Wl,-rpath -Wl,${SYSTEMC_PATH_LIBS}
+
+# Destination directory
+BUILD_PATH = build
+BUILD_TB ?= 1
+#### END PROJECT SETTINGS ####
diff --git a/doc/Doxyfile b/doc/Doxyfile
new file mode 100644
index 0000000..c135f5e
--- /dev/null
+++ b/doc/Doxyfile
@@ -0,0 +1,2543 @@
+# Doxyfile 1.8.16
+
+# This file describes the settings to be used by the documentation system
+# doxygen (www.doxygen.org) for a project.
+#
+# All text after a double hash (##) is considered a comment and is placed in
+# front of the TAG it is preceding.
+#
+# All text after a single hash (#) is considered a comment and will be ignored.
+# The format is:
+# TAG = value [value, ...]
+# For lists, items can also be appended using:
+# TAG += value [value, ...]
+# Values that contain spaces should be placed between quotes (\" \").
+
+#---------------------------------------------------------------------------
+# Project related configuration options
+#---------------------------------------------------------------------------
+
+# This tag specifies the encoding used for all characters in the configuration
+# file that follow. The default is UTF-8 which is also the encoding used for all
+# text before the first occurrence of this tag. Doxygen uses libiconv (or the
+# iconv built into libc) for the transcoding. See
+# https://www.gnu.org/software/libiconv/ for the list of possible encodings.
+# The default value is: UTF-8.
+
+DOXYFILE_ENCODING = UTF-8
+
+# The PROJECT_NAME tag is a single word (or a sequence of words surrounded by
+# double-quotes, unless you are using Doxywizard) that should identify the
+# project for which the documentation is generated. This name is used in the
+# title of most generated pages and in a few other places.
+# The default value is: My Project.
+
+PROJECT_NAME = "SPECS"
+
+# The PROJECT_NUMBER tag can be used to enter a project or revision number. This
+# could be handy for archiving the generated documentation or if some version
+# control system is used.
+
+PROJECT_NUMBER =
+
+# Using the PROJECT_BRIEF tag one can provide an optional one line description
+# for a project that appears at the top of each page and should give viewer a
+# quick idea about the purpose of the project. Keep the description short.
+
+PROJECT_BRIEF =
+
+# With the PROJECT_LOGO tag one can specify a logo or an icon that is included
+# in the documentation. The maximum height of the logo should not exceed 55
+# pixels and the maximum width should not exceed 200 pixels. Doxygen will copy
+# the logo to the output directory.
+
+PROJECT_LOGO =
+
+# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) path
+# into which the generated documentation will be written. If a relative path is
+# entered, it will be relative to the location where doxygen was started. If
+# left blank the current directory will be used.
+
+OUTPUT_DIRECTORY = doc
+
+# If the CREATE_SUBDIRS tag is set to YES then doxygen will create 4096 sub-
+# directories (in 2 levels) under the output directory of each output format and
+# will distribute the generated files over these directories. Enabling this
+# option can be useful when feeding doxygen a huge amount of source files, where
+# putting all generated files in the same directory would otherwise causes
+# performance problems for the file system.
+# The default value is: NO.
+
+CREATE_SUBDIRS = NO
+
+# If the ALLOW_UNICODE_NAMES tag is set to YES, doxygen will allow non-ASCII
+# characters to appear in the names of generated files. If set to NO, non-ASCII
+# characters will be escaped, for example _xE3_x81_x84 will be used for Unicode
+# U+3044.
+# The default value is: NO.
+
+ALLOW_UNICODE_NAMES = NO
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+# The OUTPUT_LANGUAGE tag is used to specify the language in which all
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+
+# This tag implements a quasi-intelligent brief description abbreviator that is
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+ALWAYS_DETAILED_SEC = NO
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+# members were ordinary class members. Constructors, destructors and assignment
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+INLINE_INHERITED_MEMB = NO
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+FULL_PATH_NAMES = YES
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+#
+# Note that you can specify absolute paths here, but also relative paths, which
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+STRIP_FROM_PATH =
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+
+STRIP_FROM_INC_PATH =
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+# less readable) file names. This can be useful is your file systems doesn't
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+# The default value is: NO.
+
+SHORT_NAMES = NO
+
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+# first line (until the first dot) of a Javadoc-style comment as the brief
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+JAVADOC_AUTOBRIEF = YES
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+# interpreted by doxygen.
+# The default value is: NO.
+
+JAVADOC_BANNER = NO
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+# line (until the first dot) of a Qt-style comment as the brief description. If
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+# tag to YES if you prefer the old behavior instead.
+#
+# Note that setting this tag to YES also means that rational rose comments are
+# not recognized any more.
+# The default value is: NO.
+
+MULTILINE_CPP_IS_BRIEF = NO
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+# the documentation. An alias has the form:
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+# will allow you to put the command \sideeffect (or @sideeffect) in the
+# documentation, which will result in a user-defined paragraph with heading
+# "Side Effects:". You can put \n's in the value part of an alias to insert
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+TCL_SUBST =
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+
+OPTIMIZE_OUTPUT_FOR_C = NO
+
+# Set the OPTIMIZE_OUTPUT_JAVA tag to YES if your project consists of Java or
+# Python sources only. Doxygen will then generate output that is more tailored
+# for that language. For instance, namespaces will be presented as packages,
+# qualified scopes will look different, etc.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_JAVA = NO
+
+# Set the OPTIMIZE_FOR_FORTRAN tag to YES if your project consists of Fortran
+# sources. Doxygen will then generate output that is tailored for Fortran.
+# The default value is: NO.
+
+OPTIMIZE_FOR_FORTRAN = NO
+
+# Set the OPTIMIZE_OUTPUT_VHDL tag to YES if your project consists of VHDL
+# sources. Doxygen will then generate output that is tailored for VHDL.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_VHDL = NO
+
+# Set the OPTIMIZE_OUTPUT_SLICE tag to YES if your project consists of Slice
+# sources only. Doxygen will then generate output that is more tailored for that
+# language. For instance, namespaces will be presented as modules, types will be
+# separated into more groups, etc.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_SLICE = NO
+
+# Doxygen selects the parser to use depending on the extension of the files it
+# parses. With this tag you can assign which parser to use for a given
+# extension. Doxygen has a built-in mapping, but you can override or extend it
+# using this tag. The format is ext=language, where ext is a file extension, and
+# language is one of the parsers supported by doxygen: IDL, Java, Javascript,
+# Csharp (C#), C, C++, D, PHP, md (Markdown), Objective-C, Python, Slice,
+# Fortran (fixed format Fortran: FortranFixed, free formatted Fortran:
+# FortranFree, unknown formatted Fortran: Fortran. In the later case the parser
+# tries to guess whether the code is fixed or free formatted code, this is the
+# default for Fortran type files), VHDL, tcl. For instance to make doxygen treat
+# .inc files as Fortran files (default is PHP), and .f files as C (default is
+# Fortran), use: inc=Fortran f=C.
+#
+# Note: For files without extension you can use no_extension as a placeholder.
+#
+# Note that for custom extensions you also need to set FILE_PATTERNS otherwise
+# the files are not read by doxygen.
+
+EXTENSION_MAPPING =
+
+# If the MARKDOWN_SUPPORT tag is enabled then doxygen pre-processes all comments
+# according to the Markdown format, which allows for more readable
+# documentation. See https://daringfireball.net/projects/markdown/ for details.
+# The output of markdown processing is further processed by doxygen, so you can
+# mix doxygen, HTML, and XML commands with Markdown formatting. Disable only in
+# case of backward compatibilities issues.
+# The default value is: YES.
+
+MARKDOWN_SUPPORT = YES
+
+# When the TOC_INCLUDE_HEADINGS tag is set to a non-zero value, all headings up
+# to that level are automatically included in the table of contents, even if
+# they do not have an id attribute.
+# Note: This feature currently applies only to Markdown headings.
+# Minimum value: 0, maximum value: 99, default value: 5.
+# This tag requires that the tag MARKDOWN_SUPPORT is set to YES.
+
+TOC_INCLUDE_HEADINGS = 5
+
+# When enabled doxygen tries to link words that correspond to documented
+# classes, or namespaces to their corresponding documentation. Such a link can
+# be prevented in individual cases by putting a % sign in front of the word or
+# globally by setting AUTOLINK_SUPPORT to NO.
+# The default value is: YES.
+
+AUTOLINK_SUPPORT = YES
+
+# If you use STL classes (i.e. std::string, std::vector, etc.) but do not want
+# to include (a tag file for) the STL sources as input, then you should set this
+# tag to YES in order to let doxygen match functions declarations and
+# definitions whose arguments contain STL classes (e.g. func(std::string);
+# versus func(std::string) {}). This also make the inheritance and collaboration
+# diagrams that involve STL classes more complete and accurate.
+# The default value is: NO.
+
+BUILTIN_STL_SUPPORT = YES
+
+# If you use Microsoft's C++/CLI language, you should set this option to YES to
+# enable parsing support.
+# The default value is: NO.
+
+CPP_CLI_SUPPORT = NO
+
+# Set the SIP_SUPPORT tag to YES if your project consists of sip (see:
+# https://www.riverbankcomputing.com/software/sip/intro) sources only. Doxygen
+# will parse them like normal C++ but will assume all classes use public instead
+# of private inheritance when no explicit protection keyword is present.
+# The default value is: NO.
+
+SIP_SUPPORT = NO
+
+# For Microsoft's IDL there are propget and propput attributes to indicate
+# getter and setter methods for a property. Setting this option to YES will make
+# doxygen to replace the get and set methods by a property in the documentation.
+# This will only work if the methods are indeed getting or setting a simple
+# type. If this is not the case, or you want to show the methods anyway, you
+# should set this option to NO.
+# The default value is: YES.
+
+IDL_PROPERTY_SUPPORT = YES
+
+# If member grouping is used in the documentation and the DISTRIBUTE_GROUP_DOC
+# tag is set to YES then doxygen will reuse the documentation of the first
+# member in the group (if any) for the other members of the group. By default
+# all members of a group must be documented explicitly.
+# The default value is: NO.
+
+DISTRIBUTE_GROUP_DOC = YES
+
+# If one adds a struct or class to a group and this option is enabled, then also
+# any nested class or struct is added to the same group. By default this option
+# is disabled and one has to add nested compounds explicitly via \ingroup.
+# The default value is: NO.
+
+GROUP_NESTED_COMPOUNDS = NO
+
+# Set the SUBGROUPING tag to YES to allow class member groups of the same type
+# (for instance a group of public functions) to be put as a subgroup of that
+# type (e.g. under the Public Functions section). Set it to NO to prevent
+# subgrouping. Alternatively, this can be done per class using the
+# \nosubgrouping command.
+# The default value is: YES.
+
+SUBGROUPING = YES
+
+# When the INLINE_GROUPED_CLASSES tag is set to YES, classes, structs and unions
+# are shown inside the group in which they are included (e.g. using \ingroup)
+# instead of on a separate page (for HTML and Man pages) or section (for LaTeX
+# and RTF).
+#
+# Note that this feature does not work in combination with
+# SEPARATE_MEMBER_PAGES.
+# The default value is: NO.
+
+INLINE_GROUPED_CLASSES = NO
+
+# When the INLINE_SIMPLE_STRUCTS tag is set to YES, structs, classes, and unions
+# with only public data fields or simple typedef fields will be shown inline in
+# the documentation of the scope in which they are defined (i.e. file,
+# namespace, or group documentation), provided this scope is documented. If set
+# to NO, structs, classes, and unions are shown on a separate page (for HTML and
+# Man pages) or section (for LaTeX and RTF).
+# The default value is: NO.
+
+INLINE_SIMPLE_STRUCTS = NO
+
+# When TYPEDEF_HIDES_STRUCT tag is enabled, a typedef of a struct, union, or
+# enum is documented as struct, union, or enum with the name of the typedef. So
+# typedef struct TypeS {} TypeT, will appear in the documentation as a struct
+# with name TypeT. When disabled the typedef will appear as a member of a file,
+# namespace, or class. And the struct will be named TypeS. This can typically be
+# useful for C code in case the coding convention dictates that all compound
+# types are typedef'ed and only the typedef is referenced, never the tag name.
+# The default value is: NO.
+
+TYPEDEF_HIDES_STRUCT = NO
+
+# The size of the symbol lookup cache can be set using LOOKUP_CACHE_SIZE. This
+# cache is used to resolve symbols given their name and scope. Since this can be
+# an expensive process and often the same symbol appears multiple times in the
+# code, doxygen keeps a cache of pre-resolved symbols. If the cache is too small
+# doxygen will become slower. If the cache is too large, memory is wasted. The
+# cache size is given by this formula: 2^(16+LOOKUP_CACHE_SIZE). The valid range
+# is 0..9, the default is 0, corresponding to a cache size of 2^16=65536
+# symbols. At the end of a run doxygen will report the cache usage and suggest
+# the optimal cache size from a speed point of view.
+# Minimum value: 0, maximum value: 9, default value: 0.
+
+LOOKUP_CACHE_SIZE = 0
+
+#---------------------------------------------------------------------------
+# Build related configuration options
+#---------------------------------------------------------------------------
+
+# If the EXTRACT_ALL tag is set to YES, doxygen will assume all entities in
+# documentation are documented, even if no documentation was available. Private
+# class members and static file members will be hidden unless the
+# EXTRACT_PRIVATE respectively EXTRACT_STATIC tags are set to YES.
+# Note: This will also disable the warnings about undocumented members that are
+# normally produced when WARNINGS is set to YES.
+# The default value is: NO.
+
+EXTRACT_ALL = YES
+
+# If the EXTRACT_PRIVATE tag is set to YES, all private members of a class will
+# be included in the documentation.
+# The default value is: NO.
+
+EXTRACT_PRIVATE = YES
+
+# If the EXTRACT_PRIV_VIRTUAL tag is set to YES, documented private virtual
+# methods of a class will be included in the documentation.
+# The default value is: NO.
+
+EXTRACT_PRIV_VIRTUAL = YES
+
+# If the EXTRACT_PACKAGE tag is set to YES, all members with package or internal
+# scope will be included in the documentation.
+# The default value is: NO.
+
+EXTRACT_PACKAGE = NO
+
+# If the EXTRACT_STATIC tag is set to YES, all static members of a file will be
+# included in the documentation.
+# The default value is: NO.
+
+EXTRACT_STATIC = YES
+
+# If the EXTRACT_LOCAL_CLASSES tag is set to YES, classes (and structs) defined
+# locally in source files will be included in the documentation. If set to NO,
+# only classes defined in header files are included. Does not have any effect
+# for Java sources.
+# The default value is: YES.
+
+EXTRACT_LOCAL_CLASSES = YES
+
+# This flag is only useful for Objective-C code. If set to YES, local methods,
+# which are defined in the implementation section but not in the interface are
+# included in the documentation. If set to NO, only methods in the interface are
+# included.
+# The default value is: NO.
+
+EXTRACT_LOCAL_METHODS = NO
+
+# If this flag is set to YES, the members of anonymous namespaces will be
+# extracted and appear in the documentation as a namespace called
+# 'anonymous_namespace{file}', where file will be replaced with the base name of
+# the file that contains the anonymous namespace. By default anonymous namespace
+# are hidden.
+# The default value is: NO.
+
+EXTRACT_ANON_NSPACES = NO
+
+# If the HIDE_UNDOC_MEMBERS tag is set to YES, doxygen will hide all
+# undocumented members inside documented classes or files. If set to NO these
+# members will be included in the various overviews, but no documentation
+# section is generated. This option has no effect if EXTRACT_ALL is enabled.
+# The default value is: NO.
+
+HIDE_UNDOC_MEMBERS = NO
+
+# If the HIDE_UNDOC_CLASSES tag is set to YES, doxygen will hide all
+# undocumented classes that are normally visible in the class hierarchy. If set
+# to NO, these classes will be included in the various overviews. This option
+# has no effect if EXTRACT_ALL is enabled.
+# The default value is: NO.
+
+HIDE_UNDOC_CLASSES = NO
+
+# If the HIDE_FRIEND_COMPOUNDS tag is set to YES, doxygen will hide all friend
+# (class|struct|union) declarations. If set to NO, these declarations will be
+# included in the documentation.
+# The default value is: NO.
+
+HIDE_FRIEND_COMPOUNDS = NO
+
+# If the HIDE_IN_BODY_DOCS tag is set to YES, doxygen will hide any
+# documentation blocks found inside the body of a function. If set to NO, these
+# blocks will be appended to the function's detailed documentation block.
+# The default value is: NO.
+
+HIDE_IN_BODY_DOCS = NO
+
+# The INTERNAL_DOCS tag determines if documentation that is typed after a
+# \internal command is included. If the tag is set to NO then the documentation
+# will be excluded. Set it to YES to include the internal documentation.
+# The default value is: NO.
+
+INTERNAL_DOCS = NO
+
+# If the CASE_SENSE_NAMES tag is set to NO then doxygen will only generate file
+# names in lower-case letters. If set to YES, upper-case letters are also
+# allowed. This is useful if you have classes or files whose names only differ
+# in case and if your file system supports case sensitive file names. Windows
+# (including Cygwin) ands Mac users are advised to set this option to NO.
+# The default value is: system dependent.
+
+CASE_SENSE_NAMES = NO
+
+# If the HIDE_SCOPE_NAMES tag is set to NO then doxygen will show members with
+# their full class and namespace scopes in the documentation. If set to YES, the
+# scope will be hidden.
+# The default value is: NO.
+
+HIDE_SCOPE_NAMES = NO
+
+# If the HIDE_COMPOUND_REFERENCE tag is set to NO (default) then doxygen will
+# append additional text to a page's title, such as Class Reference. If set to
+# YES the compound reference will be hidden.
+# The default value is: NO.
+
+HIDE_COMPOUND_REFERENCE= NO
+
+# If the SHOW_INCLUDE_FILES tag is set to YES then doxygen will put a list of
+# the files that are included by a file in the documentation of that file.
+# The default value is: YES.
+
+SHOW_INCLUDE_FILES = YES
+
+# If the SHOW_GROUPED_MEMB_INC tag is set to YES then Doxygen will add for each
+# grouped member an include statement to the documentation, telling the reader
+# which file to include in order to use the member.
+# The default value is: NO.
+
+SHOW_GROUPED_MEMB_INC = NO
+
+# If the FORCE_LOCAL_INCLUDES tag is set to YES then doxygen will list include
+# files with double quotes in the documentation rather than with sharp brackets.
+# The default value is: NO.
+
+FORCE_LOCAL_INCLUDES = NO
+
+# If the INLINE_INFO tag is set to YES then a tag [inline] is inserted in the
+# documentation for inline members.
+# The default value is: YES.
+
+INLINE_INFO = YES
+
+# If the SORT_MEMBER_DOCS tag is set to YES then doxygen will sort the
+# (detailed) documentation of file and class members alphabetically by member
+# name. If set to NO, the members will appear in declaration order.
+# The default value is: YES.
+
+SORT_MEMBER_DOCS = YES
+
+# If the SORT_BRIEF_DOCS tag is set to YES then doxygen will sort the brief
+# descriptions of file, namespace and class members alphabetically by member
+# name. If set to NO, the members will appear in declaration order. Note that
+# this will also influence the order of the classes in the class list.
+# The default value is: NO.
+
+SORT_BRIEF_DOCS = NO
+
+# If the SORT_MEMBERS_CTORS_1ST tag is set to YES then doxygen will sort the
+# (brief and detailed) documentation of class members so that constructors and
+# destructors are listed first. If set to NO the constructors will appear in the
+# respective orders defined by SORT_BRIEF_DOCS and SORT_MEMBER_DOCS.
+# Note: If SORT_BRIEF_DOCS is set to NO this option is ignored for sorting brief
+# member documentation.
+# Note: If SORT_MEMBER_DOCS is set to NO this option is ignored for sorting
+# detailed member documentation.
+# The default value is: NO.
+
+SORT_MEMBERS_CTORS_1ST = YES
+
+# If the SORT_GROUP_NAMES tag is set to YES then doxygen will sort the hierarchy
+# of group names into alphabetical order. If set to NO the group names will
+# appear in their defined order.
+# The default value is: NO.
+
+SORT_GROUP_NAMES = NO
+
+# If the SORT_BY_SCOPE_NAME tag is set to YES, the class list will be sorted by
+# fully-qualified names, including namespaces. If set to NO, the class list will
+# be sorted only by class name, not including the namespace part.
+# Note: This option is not very useful if HIDE_SCOPE_NAMES is set to YES.
+# Note: This option applies only to the class list, not to the alphabetical
+# list.
+# The default value is: NO.
+
+SORT_BY_SCOPE_NAME = NO
+
+# If the STRICT_PROTO_MATCHING option is enabled and doxygen fails to do proper
+# type resolution of all parameters of a function it will reject a match between
+# the prototype and the implementation of a member function even if there is
+# only one candidate or it is obvious which candidate to choose by doing a
+# simple string match. By disabling STRICT_PROTO_MATCHING doxygen will still
+# accept a match between prototype and implementation in such cases.
+# The default value is: NO.
+
+STRICT_PROTO_MATCHING = NO
+
+# The GENERATE_TODOLIST tag can be used to enable (YES) or disable (NO) the todo
+# list. This list is created by putting \todo commands in the documentation.
+# The default value is: YES.
+
+GENERATE_TODOLIST = YES
+
+# The GENERATE_TESTLIST tag can be used to enable (YES) or disable (NO) the test
+# list. This list is created by putting \test commands in the documentation.
+# The default value is: YES.
+
+GENERATE_TESTLIST = YES
+
+# The GENERATE_BUGLIST tag can be used to enable (YES) or disable (NO) the bug
+# list. This list is created by putting \bug commands in the documentation.
+# The default value is: YES.
+
+GENERATE_BUGLIST = YES
+
+# The GENERATE_DEPRECATEDLIST tag can be used to enable (YES) or disable (NO)
+# the deprecated list. This list is created by putting \deprecated commands in
+# the documentation.
+# The default value is: YES.
+
+GENERATE_DEPRECATEDLIST= YES
+
+# The ENABLED_SECTIONS tag can be used to enable conditional documentation
+# sections, marked by \if ... \endif and \cond
+# ... \endcond blocks.
+
+ENABLED_SECTIONS =
+
+# The MAX_INITIALIZER_LINES tag determines the maximum number of lines that the
+# initial value of a variable or macro / define can have for it to appear in the
+# documentation. If the initializer consists of more lines than specified here
+# it will be hidden. Use a value of 0 to hide initializers completely. The
+# appearance of the value of individual variables and macros / defines can be
+# controlled using \showinitializer or \hideinitializer command in the
+# documentation regardless of this setting.
+# Minimum value: 0, maximum value: 10000, default value: 30.
+
+MAX_INITIALIZER_LINES = 30
+
+# Set the SHOW_USED_FILES tag to NO to disable the list of files generated at
+# the bottom of the documentation of classes and structs. If set to YES, the
+# list will mention the files that were used to generate the documentation.
+# The default value is: YES.
+
+SHOW_USED_FILES = YES
+
+# Set the SHOW_FILES tag to NO to disable the generation of the Files page. This
+# will remove the Files entry from the Quick Index and from the Folder Tree View
+# (if specified).
+# The default value is: YES.
+
+SHOW_FILES = YES
+
+# Set the SHOW_NAMESPACES tag to NO to disable the generation of the Namespaces
+# page. This will remove the Namespaces entry from the Quick Index and from the
+# Folder Tree View (if specified).
+# The default value is: YES.
+
+SHOW_NAMESPACES = YES
+
+# The FILE_VERSION_FILTER tag can be used to specify a program or script that
+# doxygen should invoke to get the current version for each file (typically from
+# the version control system). Doxygen will invoke the program by executing (via
+# popen()) the command command input-file, where command is the value of the
+# FILE_VERSION_FILTER tag, and input-file is the name of an input file provided
+# by doxygen. Whatever the program writes to standard output is used as the file
+# version. For an example see the documentation.
+
+FILE_VERSION_FILTER =
+
+# The LAYOUT_FILE tag can be used to specify a layout file which will be parsed
+# by doxygen. The layout file controls the global structure of the generated
+# output files in an output format independent way. To create the layout file
+# that represents doxygen's defaults, run doxygen with the -l option. You can
+# optionally specify a file name after the option, if omitted DoxygenLayout.xml
+# will be used as the name of the layout file.
+#
+# Note that if you run doxygen from a directory containing a file called
+# DoxygenLayout.xml, doxygen will parse it automatically even if the LAYOUT_FILE
+# tag is left empty.
+
+LAYOUT_FILE =
+
+# The CITE_BIB_FILES tag can be used to specify one or more bib files containing
+# the reference definitions. This must be a list of .bib files. The .bib
+# extension is automatically appended if omitted. This requires the bibtex tool
+# to be installed. See also https://en.wikipedia.org/wiki/BibTeX for more info.
+# For LaTeX the style of the bibliography can be controlled using
+# LATEX_BIB_STYLE. To use this feature you need bibtex and perl available in the
+# search path. See also \cite for info how to create references.
+
+CITE_BIB_FILES =
+
+#---------------------------------------------------------------------------
+# Configuration options related to warning and progress messages
+#---------------------------------------------------------------------------
+
+# The QUIET tag can be used to turn on/off the messages that are generated to
+# standard output by doxygen. If QUIET is set to YES this implies that the
+# messages are off.
+# The default value is: NO.
+
+QUIET = NO
+
+# The WARNINGS tag can be used to turn on/off the warning messages that are
+# generated to standard error (stderr) by doxygen. If WARNINGS is set to YES
+# this implies that the warnings are on.
+#
+# Tip: Turn warnings on while writing the documentation.
+# The default value is: YES.
+
+WARNINGS = YES
+
+# If the WARN_IF_UNDOCUMENTED tag is set to YES then doxygen will generate
+# warnings for undocumented members. If EXTRACT_ALL is set to YES then this flag
+# will automatically be disabled.
+# The default value is: YES.
+
+WARN_IF_UNDOCUMENTED = YES
+
+# If the WARN_IF_DOC_ERROR tag is set to YES, doxygen will generate warnings for
+# potential errors in the documentation, such as not documenting some parameters
+# in a documented function, or documenting parameters that don't exist or using
+# markup commands wrongly.
+# The default value is: YES.
+
+WARN_IF_DOC_ERROR = YES
+
+# This WARN_NO_PARAMDOC option can be enabled to get warnings for functions that
+# are documented, but have no documentation for their parameters or return
+# value. If set to NO, doxygen will only warn about wrong or incomplete
+# parameter documentation, but not about the absence of documentation. If
+# EXTRACT_ALL is set to YES then this flag will automatically be disabled.
+# The default value is: NO.
+
+WARN_NO_PARAMDOC = NO
+
+# If the WARN_AS_ERROR tag is set to YES then doxygen will immediately stop when
+# a warning is encountered.
+# The default value is: NO.
+
+WARN_AS_ERROR = NO
+
+# The WARN_FORMAT tag determines the format of the warning messages that doxygen
+# can produce. The string should contain the $file, $line, and $text tags, which
+# will be replaced by the file and line number from which the warning originated
+# and the warning text. Optionally the format may contain $version, which will
+# be replaced by the version of the file (if it could be obtained via
+# FILE_VERSION_FILTER)
+# The default value is: $file:$line: $text.
+
+WARN_FORMAT = "$file:$line: $text"
+
+# The WARN_LOGFILE tag can be used to specify a file to which warning and error
+# messages should be written. If left blank the output is written to standard
+# error (stderr).
+
+WARN_LOGFILE =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the input files
+#---------------------------------------------------------------------------
+
+# The INPUT tag is used to specify the files and/or directories that contain
+# documented source files. You may enter file names like myfile.cpp or
+# directories like /usr/src/myproject. Separate the files or directories with
+# spaces. See also FILE_PATTERNS and EXTENSION_MAPPING
+# Note: If this tag is empty the current directory is searched.
+
+INPUT = src/ \
+ doc/mainpage.md \
+ README.md \
+ QUICKSTART.md
+
+# This tag can be used to specify the character encoding of the source files
+# that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
+# libiconv (or the iconv built into libc) for the transcoding. See the libiconv
+# documentation (see: https://www.gnu.org/software/libiconv/) for the list of
+# possible encodings.
+# The default value is: UTF-8.
+
+INPUT_ENCODING = UTF-8
+
+# If the value of the INPUT tag contains directories, you can use the
+# FILE_PATTERNS tag to specify one or more wildcard patterns (like *.cpp and
+# *.h) to filter out the source-files in the directories.
+#
+# Note that for custom extensions or not directly supported extensions you also
+# need to set EXTENSION_MAPPING for the extension otherwise the files are not
+# read by doxygen.
+#
+# If left blank the following patterns are tested:*.c, *.cc, *.cxx, *.cpp,
+# *.c++, *.java, *.ii, *.ixx, *.ipp, *.i++, *.inl, *.idl, *.ddl, *.odl, *.h,
+# *.hh, *.hxx, *.hpp, *.h++, *.cs, *.d, *.php, *.php4, *.php5, *.phtml, *.inc,
+# *.m, *.markdown, *.md, *.mm, *.dox, *.py, *.pyw, *.f90, *.f95, *.f03, *.f08,
+# *.f, *.for, *.tcl, *.vhd, *.vhdl, *.ucf, *.qsf and *.ice.
+
+FILE_PATTERNS = *.c \
+ *.cc \
+ *.cxx \
+ *.cpp \
+ *.c++ \
+ *.java \
+ *.ii \
+ *.ixx \
+ *.ipp \
+ *.i++ \
+ *.inl \
+ *.idl \
+ *.ddl \
+ *.odl \
+ *.h \
+ *.hh \
+ *.hxx \
+ *.hpp \
+ *.h++ \
+ *.cs \
+ *.d \
+ *.php \
+ *.php4 \
+ *.php5 \
+ *.phtml \
+ *.inc \
+ *.m \
+ *.markdown \
+ *.md \
+ *.mm \
+ *.dox \
+ *.py \
+ *.pyw \
+ *.f90 \
+ *.f95 \
+ *.f03 \
+ *.f08 \
+ *.f \
+ *.for \
+ *.tcl \
+ *.vhd \
+ *.vhdl \
+ *.ucf \
+ *.qsf \
+ *.ice \
+ *.y \
+ *.l
+
+# The RECURSIVE tag can be used to specify whether or not subdirectories should
+# be searched for input files as well.
+# The default value is: NO.
+
+RECURSIVE = YES
+
+# The EXCLUDE tag can be used to specify files and/or directories that should be
+# excluded from the INPUT source files. This way you can easily exclude a
+# subdirectory from a directory tree whose root is specified with the INPUT tag.
+#
+# Note that relative paths are relative to the directory from which doxygen is
+# run.
+
+EXCLUDE =
+
+# The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
+# directories that are symbolic links (a Unix file system feature) are excluded
+# from the input.
+# The default value is: NO.
+
+EXCLUDE_SYMLINKS = NO
+
+# If the value of the INPUT tag contains directories, you can use the
+# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude
+# certain files from those directories.
+#
+# Note that the wildcards are matched against the file with absolute path, so to
+# exclude all test directories for example use the pattern */test/*
+
+EXCLUDE_PATTERNS =
+
+# The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
+# (namespaces, classes, functions, etc.) that should be excluded from the
+# output. The symbol name can be a fully qualified name, a word, or if the
+# wildcard * is used, a substring. Examples: ANamespace, AClass,
+# AClass::ANamespace, ANamespace::*Test
+#
+# Note that the wildcards are matched against the file with absolute path, so to
+# exclude all test directories use the pattern */test/*
+
+EXCLUDE_SYMBOLS =
+
+# The EXAMPLE_PATH tag can be used to specify one or more files or directories
+# that contain example code fragments that are included (see the \include
+# command).
+
+EXAMPLE_PATH =
+
+# If the value of the EXAMPLE_PATH tag contains directories, you can use the
+# EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp and
+# *.h) to filter out the source-files in the directories. If left blank all
+# files are included.
+
+EXAMPLE_PATTERNS = *
+
+# If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be
+# searched for input files to be used with the \include or \dontinclude commands
+# irrespective of the value of the RECURSIVE tag.
+# The default value is: NO.
+
+EXAMPLE_RECURSIVE = NO
+
+# The IMAGE_PATH tag can be used to specify one or more files or directories
+# that contain images that are to be included in the documentation (see the
+# \image command).
+
+IMAGE_PATH =
+
+# The INPUT_FILTER tag can be used to specify a program that doxygen should
+# invoke to filter for each input file. Doxygen will invoke the filter program
+# by executing (via popen()) the command:
+#
+#
+#
+# where is the value of the INPUT_FILTER tag, and is the
+# name of an input file. Doxygen will then use the output that the filter
+# program writes to standard output. If FILTER_PATTERNS is specified, this tag
+# will be ignored.
+#
+# Note that the filter must not add or remove lines; it is applied before the
+# code is scanned, but not when the output code is generated. If lines are added
+# or removed, the anchors will not be placed correctly.
+#
+# Note that for custom extensions or not directly supported extensions you also
+# need to set EXTENSION_MAPPING for the extension otherwise the files are not
+# properly processed by doxygen.
+
+INPUT_FILTER =
+
+# The FILTER_PATTERNS tag can be used to specify filters on a per file pattern
+# basis. Doxygen will compare the file name with each pattern and apply the
+# filter if there is a match. The filters are a list of the form: pattern=filter
+# (like *.cpp=my_cpp_filter). See INPUT_FILTER for further information on how
+# filters are used. If the FILTER_PATTERNS tag is empty or if none of the
+# patterns match the file name, INPUT_FILTER is applied.
+#
+# Note that for custom extensions or not directly supported extensions you also
+# need to set EXTENSION_MAPPING for the extension otherwise the files are not
+# properly processed by doxygen.
+
+FILTER_PATTERNS =
+
+# If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using
+# INPUT_FILTER) will also be used to filter the input files that are used for
+# producing the source files to browse (i.e. when SOURCE_BROWSER is set to YES).
+# The default value is: NO.
+
+FILTER_SOURCE_FILES = NO
+
+# The FILTER_SOURCE_PATTERNS tag can be used to specify source filters per file
+# pattern. A pattern will override the setting for FILTER_PATTERN (if any) and
+# it is also possible to disable source filtering for a specific pattern using
+# *.ext= (so without naming a filter).
+# This tag requires that the tag FILTER_SOURCE_FILES is set to YES.
+
+FILTER_SOURCE_PATTERNS =
+
+# If the USE_MDFILE_AS_MAINPAGE tag refers to the name of a markdown file that
+# is part of the input, its contents will be placed on the main page
+# (index.html). This can be useful if you have a project on for instance GitHub
+# and want to reuse the introduction page also for the doxygen output.
+
+USE_MDFILE_AS_MAINPAGE = doc/mainpage.md
+
+#---------------------------------------------------------------------------
+# Configuration options related to source browsing
+#---------------------------------------------------------------------------
+
+# If the SOURCE_BROWSER tag is set to YES then a list of source files will be
+# generated. Documented entities will be cross-referenced with these sources.
+#
+# Note: To get rid of all source code in the generated output, make sure that
+# also VERBATIM_HEADERS is set to NO.
+# The default value is: NO.
+
+SOURCE_BROWSER = YES
+
+# Setting the INLINE_SOURCES tag to YES will include the body of functions,
+# classes and enums directly into the documentation.
+# The default value is: NO.
+
+INLINE_SOURCES = NO
+
+# Setting the STRIP_CODE_COMMENTS tag to YES will instruct doxygen to hide any
+# special comment blocks from generated source code fragments. Normal C, C++ and
+# Fortran comments will always remain visible.
+# The default value is: YES.
+
+STRIP_CODE_COMMENTS = YES
+
+# If the REFERENCED_BY_RELATION tag is set to YES then for each documented
+# entity all documented functions referencing it will be listed.
+# The default value is: NO.
+
+REFERENCED_BY_RELATION = NO
+
+# If the REFERENCES_RELATION tag is set to YES then for each documented function
+# all documented entities called/used by that function will be listed.
+# The default value is: NO.
+
+REFERENCES_RELATION = NO
+
+# If the REFERENCES_LINK_SOURCE tag is set to YES and SOURCE_BROWSER tag is set
+# to YES then the hyperlinks from functions in REFERENCES_RELATION and
+# REFERENCED_BY_RELATION lists will link to the source code. Otherwise they will
+# link to the documentation.
+# The default value is: YES.
+
+REFERENCES_LINK_SOURCE = YES
+
+# If SOURCE_TOOLTIPS is enabled (the default) then hovering a hyperlink in the
+# source code will show a tooltip with additional information such as prototype,
+# brief description and links to the definition and documentation. Since this
+# will make the HTML file larger and loading of large files a bit slower, you
+# can opt to disable this feature.
+# The default value is: YES.
+# This tag requires that the tag SOURCE_BROWSER is set to YES.
+
+SOURCE_TOOLTIPS = YES
+
+# If the USE_HTAGS tag is set to YES then the references to source code will
+# point to the HTML generated by the htags(1) tool instead of doxygen built-in
+# source browser. The htags tool is part of GNU's global source tagging system
+# (see https://www.gnu.org/software/global/global.html). You will need version
+# 4.8.6 or higher.
+#
+# To use it do the following:
+# - Install the latest version of global
+# - Enable SOURCE_BROWSER and USE_HTAGS in the configuration file
+# - Make sure the INPUT points to the root of the source tree
+# - Run doxygen as normal
+#
+# Doxygen will invoke htags (and that will in turn invoke gtags), so these
+# tools must be available from the command line (i.e. in the search path).
+#
+# The result: instead of the source browser generated by doxygen, the links to
+# source code will now point to the output of htags.
+# The default value is: NO.
+# This tag requires that the tag SOURCE_BROWSER is set to YES.
+
+USE_HTAGS = NO
+
+# If the VERBATIM_HEADERS tag is set the YES then doxygen will generate a
+# verbatim copy of the header file for each class for which an include is
+# specified. Set to NO to disable this.
+# See also: Section \class.
+# The default value is: YES.
+
+VERBATIM_HEADERS = YES
+
+#---------------------------------------------------------------------------
+# Configuration options related to the alphabetical class index
+#---------------------------------------------------------------------------
+
+# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index of all
+# compounds will be generated. Enable this if the project contains a lot of
+# classes, structs, unions or interfaces.
+# The default value is: YES.
+
+ALPHABETICAL_INDEX = YES
+
+# The COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns in
+# which the alphabetical index list will be split.
+# Minimum value: 1, maximum value: 20, default value: 5.
+# This tag requires that the tag ALPHABETICAL_INDEX is set to YES.
+
+COLS_IN_ALPHA_INDEX = 5
+
+# In case all classes in a project start with a common prefix, all classes will
+# be put under the same header in the alphabetical index. The IGNORE_PREFIX tag
+# can be used to specify a prefix (or a list of prefixes) that should be ignored
+# while generating the index headers.
+# This tag requires that the tag ALPHABETICAL_INDEX is set to YES.
+
+IGNORE_PREFIX =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the HTML output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_HTML tag is set to YES, doxygen will generate HTML output
+# The default value is: YES.
+
+GENERATE_HTML = YES
+
+# The HTML_OUTPUT tag is used to specify where the HTML docs will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it.
+# The default directory is: html.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_OUTPUT = html
+
+# The HTML_FILE_EXTENSION tag can be used to specify the file extension for each
+# generated HTML page (for example: .htm, .php, .asp).
+# The default value is: .html.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_FILE_EXTENSION = .html
+
+# The HTML_HEADER tag can be used to specify a user-defined HTML header file for
+# each generated HTML page. If the tag is left blank doxygen will generate a
+# standard header.
+#
+# To get valid HTML the header file that includes any scripts and style sheets
+# that doxygen needs, which is dependent on the configuration options used (e.g.
+# the setting GENERATE_TREEVIEW). It is highly recommended to start with a
+# default header using
+# doxygen -w html new_header.html new_footer.html new_stylesheet.css
+# YourConfigFile
+# and then modify the file new_header.html. See also section "Doxygen usage"
+# for information on how to generate the default header that doxygen normally
+# uses.
+# Note: The header is subject to change so you typically have to regenerate the
+# default header when upgrading to a newer version of doxygen. For a description
+# of the possible markers and block names see the documentation.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_HEADER =
+
+# The HTML_FOOTER tag can be used to specify a user-defined HTML footer for each
+# generated HTML page. If the tag is left blank doxygen will generate a standard
+# footer. See HTML_HEADER for more information on how to generate a default
+# footer and what special commands can be used inside the footer. See also
+# section "Doxygen usage" for information on how to generate the default footer
+# that doxygen normally uses.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_FOOTER =
+
+# The HTML_STYLESHEET tag can be used to specify a user-defined cascading style
+# sheet that is used by each HTML page. It can be used to fine-tune the look of
+# the HTML output. If left blank doxygen will generate a default style sheet.
+# See also section "Doxygen usage" for information on how to generate the style
+# sheet that doxygen normally uses.
+# Note: It is recommended to use HTML_EXTRA_STYLESHEET instead of this tag, as
+# it is more robust and this tag (HTML_STYLESHEET) will in the future become
+# obsolete.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_STYLESHEET =
+
+# The HTML_EXTRA_STYLESHEET tag can be used to specify additional user-defined
+# cascading style sheets that are included after the standard style sheets
+# created by doxygen. Using this option one can overrule certain style aspects.
+# This is preferred over using HTML_STYLESHEET since it does not replace the
+# standard style sheet and is therefore more robust against future updates.
+# Doxygen will copy the style sheet files to the output directory.
+# Note: The order of the extra style sheet files is of importance (e.g. the last
+# style sheet in the list overrules the setting of the previous ones in the
+# list). For an example see the documentation.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_EXTRA_STYLESHEET = doc/custom.css
+
+# The HTML_EXTRA_FILES tag can be used to specify one or more extra images or
+# other source files which should be copied to the HTML output directory. Note
+# that these files will be copied to the base HTML output directory. Use the
+# $relpath^ marker in the HTML_HEADER and/or HTML_FOOTER files to load these
+# files. In the HTML_STYLESHEET file, use the file name only. Also note that the
+# files will be copied as-is; there are no commands or markers available.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_EXTRA_FILES =
+
+# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output. Doxygen
+# will adjust the colors in the style sheet and background images according to
+# this color. Hue is specified as an angle on a colorwheel, see
+# https://en.wikipedia.org/wiki/Hue for more information. For instance the value
+# 0 represents red, 60 is yellow, 120 is green, 180 is cyan, 240 is blue, 300
+# purple, and 360 is red again.
+# Minimum value: 0, maximum value: 359, default value: 220.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_HUE = 198
+
+# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of the colors
+# in the HTML output. For a value of 0 the output will use grayscales only. A
+# value of 255 will produce the most vivid colors.
+# Minimum value: 0, maximum value: 255, default value: 100.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_SAT = 139
+
+# The HTML_COLORSTYLE_GAMMA tag controls the gamma correction applied to the
+# luminance component of the colors in the HTML output. Values below 100
+# gradually make the output lighter, whereas values above 100 make the output
+# darker. The value divided by 100 is the actual gamma applied, so 80 represents
+# a gamma of 0.8, The value 220 represents a gamma of 2.2, and 100 does not
+# change the gamma.
+# Minimum value: 40, maximum value: 240, default value: 80.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_GAMMA = 194
+
+# If the HTML_TIMESTAMP tag is set to YES then the footer of each generated HTML
+# page will contain the date and time when the page was generated. Setting this
+# to YES can help to show when doxygen was last run and thus if the
+# documentation is up to date.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_TIMESTAMP = YES
+
+# If the HTML_DYNAMIC_MENUS tag is set to YES then the generated HTML
+# documentation will contain a main index with vertical navigation menus that
+# are dynamically created via Javascript. If disabled, the navigation index will
+# consists of multiple levels of tabs that are statically embedded in every HTML
+# page. Disable this option to support browsers that do not have Javascript,
+# like the Qt help browser.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_DYNAMIC_MENUS = YES
+
+# If the HTML_DYNAMIC_SECTIONS tag is set to YES then the generated HTML
+# documentation will contain sections that can be hidden and shown after the
+# page has loaded.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_DYNAMIC_SECTIONS = NO
+
+# With HTML_INDEX_NUM_ENTRIES one can control the preferred number of entries
+# shown in the various tree structured indices initially; the user can expand
+# and collapse entries dynamically later on. Doxygen will expand the tree to
+# such a level that at most the specified number of entries are visible (unless
+# a fully collapsed tree already exceeds this amount). So setting the number of
+# entries 1 will produce a full collapsed tree by default. 0 is a special value
+# representing an infinite number of entries and will result in a full expanded
+# tree by default.
+# Minimum value: 0, maximum value: 9999, default value: 100.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_INDEX_NUM_ENTRIES = 100
+
+# If the GENERATE_DOCSET tag is set to YES, additional index files will be
+# generated that can be used as input for Apple's Xcode 3 integrated development
+# environment (see: https://developer.apple.com/xcode/), introduced with OSX
+# 10.5 (Leopard). To create a documentation set, doxygen will generate a
+# Makefile in the HTML output directory. Running make will produce the docset in
+# that directory and running make install will install the docset in
+# ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find it at
+# startup. See https://developer.apple.com/library/archive/featuredarticles/Doxy
+# genXcode/_index.html for more information.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_DOCSET = NO
+
+# This tag determines the name of the docset feed. A documentation feed provides
+# an umbrella under which multiple documentation sets from a single provider
+# (such as a company or product suite) can be grouped.
+# The default value is: Doxygen generated docs.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_FEEDNAME = "Doxygen generated docs"
+
+# This tag specifies a string that should uniquely identify the documentation
+# set bundle. This should be a reverse domain-name style string, e.g.
+# com.mycompany.MyDocSet. Doxygen will append .docset to the name.
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_BUNDLE_ID = org.doxygen.Project
+
+# The DOCSET_PUBLISHER_ID tag specifies a string that should uniquely identify
+# the documentation publisher. This should be a reverse domain-name style
+# string, e.g. com.mycompany.MyDocSet.documentation.
+# The default value is: org.doxygen.Publisher.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_PUBLISHER_ID = org.doxygen.Publisher
+
+# The DOCSET_PUBLISHER_NAME tag identifies the documentation publisher.
+# The default value is: Publisher.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_PUBLISHER_NAME = Publisher
+
+# If the GENERATE_HTMLHELP tag is set to YES then doxygen generates three
+# additional HTML index files: index.hhp, index.hhc, and index.hhk. The
+# index.hhp is a project file that can be read by Microsoft's HTML Help Workshop
+# (see: https://www.microsoft.com/en-us/download/details.aspx?id=21138) on
+# Windows.
+#
+# The HTML Help Workshop contains a compiler that can convert all HTML output
+# generated by doxygen into a single compiled HTML file (.chm). Compiled HTML
+# files are now used as the Windows 98 help format, and will replace the old
+# Windows help format (.hlp) on all Windows platforms in the future. Compressed
+# HTML files also contain an index, a table of contents, and you can search for
+# words in the documentation. The HTML workshop also contains a viewer for
+# compressed HTML files.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_HTMLHELP = NO
+
+# The CHM_FILE tag can be used to specify the file name of the resulting .chm
+# file. You can add a path in front of the file if the result should not be
+# written to the html output directory.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+CHM_FILE =
+
+# The HHC_LOCATION tag can be used to specify the location (absolute path
+# including file name) of the HTML help compiler (hhc.exe). If non-empty,
+# doxygen will try to run the HTML help compiler on the generated index.hhp.
+# The file has to be specified with full path.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+HHC_LOCATION =
+
+# The GENERATE_CHI flag controls if a separate .chi index file is generated
+# (YES) or that it should be included in the master .chm file (NO).
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+GENERATE_CHI = NO
+
+# The CHM_INDEX_ENCODING is used to encode HtmlHelp index (hhk), content (hhc)
+# and project file content.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+CHM_INDEX_ENCODING =
+
+# The BINARY_TOC flag controls whether a binary table of contents is generated
+# (YES) or a normal table of contents (NO) in the .chm file. Furthermore it
+# enables the Previous and Next buttons.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+BINARY_TOC = NO
+
+# The TOC_EXPAND flag can be set to YES to add extra items for group members to
+# the table of contents of the HTML help documentation and to the tree view.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+TOC_EXPAND = NO
+
+# If the GENERATE_QHP tag is set to YES and both QHP_NAMESPACE and
+# QHP_VIRTUAL_FOLDER are set, an additional index file will be generated that
+# can be used as input for Qt's qhelpgenerator to generate a Qt Compressed Help
+# (.qch) of the generated HTML documentation.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_QHP = NO
+
+# If the QHG_LOCATION tag is specified, the QCH_FILE tag can be used to specify
+# the file name of the resulting .qch file. The path specified is relative to
+# the HTML output folder.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QCH_FILE =
+
+# The QHP_NAMESPACE tag specifies the namespace to use when generating Qt Help
+# Project output. For more information please see Qt Help Project / Namespace
+# (see: https://doc.qt.io/archives/qt-4.8/qthelpproject.html#namespace).
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_NAMESPACE = org.doxygen.Project
+
+# The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating Qt
+# Help Project output. For more information please see Qt Help Project / Virtual
+# Folders (see: https://doc.qt.io/archives/qt-4.8/qthelpproject.html#virtual-
+# folders).
+# The default value is: doc.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_VIRTUAL_FOLDER = doc
+
+# If the QHP_CUST_FILTER_NAME tag is set, it specifies the name of a custom
+# filter to add. For more information please see Qt Help Project / Custom
+# Filters (see: https://doc.qt.io/archives/qt-4.8/qthelpproject.html#custom-
+# filters).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_CUST_FILTER_NAME =
+
+# The QHP_CUST_FILTER_ATTRS tag specifies the list of the attributes of the
+# custom filter to add. For more information please see Qt Help Project / Custom
+# Filters (see: https://doc.qt.io/archives/qt-4.8/qthelpproject.html#custom-
+# filters).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_CUST_FILTER_ATTRS =
+
+# The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this
+# project's filter section matches. Qt Help Project / Filter Attributes (see:
+# https://doc.qt.io/archives/qt-4.8/qthelpproject.html#filter-attributes).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_SECT_FILTER_ATTRS =
+
+# The QHG_LOCATION tag can be used to specify the location of Qt's
+# qhelpgenerator. If non-empty doxygen will try to run qhelpgenerator on the
+# generated .qhp file.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHG_LOCATION =
+
+# If the GENERATE_ECLIPSEHELP tag is set to YES, additional index files will be
+# generated, together with the HTML files, they form an Eclipse help plugin. To
+# install this plugin and make it available under the help contents menu in
+# Eclipse, the contents of the directory containing the HTML and XML files needs
+# to be copied into the plugins directory of eclipse. The name of the directory
+# within the plugins directory should be the same as the ECLIPSE_DOC_ID value.
+# After copying Eclipse needs to be restarted before the help appears.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_ECLIPSEHELP = NO
+
+# A unique identifier for the Eclipse help plugin. When installing the plugin
+# the directory name containing the HTML and XML files should also have this
+# name. Each documentation set should have its own identifier.
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_ECLIPSEHELP is set to YES.
+
+ECLIPSE_DOC_ID = org.doxygen.Project
+
+# If you want full control over the layout of the generated HTML pages it might
+# be necessary to disable the index and replace it with your own. The
+# DISABLE_INDEX tag can be used to turn on/off the condensed index (tabs) at top
+# of each HTML page. A value of NO enables the index and the value YES disables
+# it. Since the tabs in the index contain the same information as the navigation
+# tree, you can set this option to YES if you also set GENERATE_TREEVIEW to YES.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+DISABLE_INDEX = NO
+
+# The GENERATE_TREEVIEW tag is used to specify whether a tree-like index
+# structure should be generated to display hierarchical information. If the tag
+# value is set to YES, a side panel will be generated containing a tree-like
+# index structure (just like the one that is generated for HTML Help). For this
+# to work a browser that supports JavaScript, DHTML, CSS and frames is required
+# (i.e. any modern browser). Windows users are probably better off using the
+# HTML help feature. Via custom style sheets (see HTML_EXTRA_STYLESHEET) one can
+# further fine-tune the look of the index. As an example, the default style
+# sheet generated by doxygen has an example that shows how to put an image at
+# the root of the tree instead of the PROJECT_NAME. Since the tree basically has
+# the same information as the tab index, you could consider setting
+# DISABLE_INDEX to YES when enabling this option.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_TREEVIEW = YES
+
+# The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values that
+# doxygen will group on one line in the generated HTML documentation.
+#
+# Note that a value of 0 will completely suppress the enum values from appearing
+# in the overview section.
+# Minimum value: 0, maximum value: 20, default value: 4.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+ENUM_VALUES_PER_LINE = 4
+
+# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be used
+# to set the initial width (in pixels) of the frame in which the tree is shown.
+# Minimum value: 0, maximum value: 1500, default value: 250.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+TREEVIEW_WIDTH = 250
+
+# If the EXT_LINKS_IN_WINDOW option is set to YES, doxygen will open links to
+# external symbols imported via tag files in a separate window.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+EXT_LINKS_IN_WINDOW = NO
+
+# Use this tag to change the font size of LaTeX formulas included as images in
+# the HTML documentation. When you change the font size after a successful
+# doxygen run you need to manually remove any form_*.png images from the HTML
+# output directory to force them to be regenerated.
+# Minimum value: 8, maximum value: 50, default value: 10.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+FORMULA_FONTSIZE = 10
+
+# Use the FORMULA_TRANSPARENT tag to determine whether or not the images
+# generated for formulas are transparent PNGs. Transparent PNGs are not
+# supported properly for IE 6.0, but are supported on all modern browsers.
+#
+# Note that when changing this option you need to delete any form_*.png files in
+# the HTML output directory before the changes have effect.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+FORMULA_TRANSPARENT = YES
+
+# Enable the USE_MATHJAX option to render LaTeX formulas using MathJax (see
+# https://www.mathjax.org) which uses client side Javascript for the rendering
+# instead of using pre-rendered bitmaps. Use this if you do not have LaTeX
+# installed or if you want to formulas look prettier in the HTML output. When
+# enabled you may also need to install MathJax separately and configure the path
+# to it using the MATHJAX_RELPATH option.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+USE_MATHJAX = NO
+
+# When MathJax is enabled you can set the default output format to be used for
+# the MathJax output. See the MathJax site (see:
+# http://docs.mathjax.org/en/latest/output.html) for more details.
+# Possible values are: HTML-CSS (which is slower, but has the best
+# compatibility), NativeMML (i.e. MathML) and SVG.
+# The default value is: HTML-CSS.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_FORMAT = HTML-CSS
+
+# When MathJax is enabled you need to specify the location relative to the HTML
+# output directory using the MATHJAX_RELPATH option. The destination directory
+# should contain the MathJax.js script. For instance, if the mathjax directory
+# is located at the same level as the HTML output directory, then
+# MATHJAX_RELPATH should be ../mathjax. The default value points to the MathJax
+# Content Delivery Network so you can quickly see the result without installing
+# MathJax. However, it is strongly recommended to install a local copy of
+# MathJax from https://www.mathjax.org before deployment.
+# The default value is: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_RELPATH = https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/
+
+# The MATHJAX_EXTENSIONS tag can be used to specify one or more MathJax
+# extension names that should be enabled during MathJax rendering. For example
+# MATHJAX_EXTENSIONS = TeX/AMSmath TeX/AMSsymbols
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_EXTENSIONS =
+
+# The MATHJAX_CODEFILE tag can be used to specify a file with javascript pieces
+# of code that will be used on startup of the MathJax code. See the MathJax site
+# (see: http://docs.mathjax.org/en/latest/output.html) for more details. For an
+# example see the documentation.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_CODEFILE =
+
+# When the SEARCHENGINE tag is enabled doxygen will generate a search box for
+# the HTML output. The underlying search engine uses javascript and DHTML and
+# should work on any modern browser. Note that when using HTML help
+# (GENERATE_HTMLHELP), Qt help (GENERATE_QHP), or docsets (GENERATE_DOCSET)
+# there is already a search function so this one should typically be disabled.
+# For large projects the javascript based search engine can be slow, then
+# enabling SERVER_BASED_SEARCH may provide a better solution. It is possible to
+# search using the keyboard; to jump to the search box use + S
+# (what the is depends on the OS and browser, but it is typically
+# , /