// C++: royalblue
// Python: gold
// Java: crimson
// .Net: forestgreen
// F#: indigo
@startdot
digraph Make {
  //rankdir=BT;
  rankdir=TD;

	subgraph clusterPrerequisite {
		node [shape=box3d, style=filled, color=black];
		M [label="Make", fillcolor=royalblue];
		CM [label="CMake", fillcolor=royalblue];
		SWIG [label="Swig\n(Unix)", fillcolor=chocolate];
    PY [label="Python\n(3.5+)", fillcolor=gold];
    JV [label="Java\n(openJDK 8+)", fillcolor=crimson];
    NET [label=".Net Core SDK\n(3.0.101)", fillcolor=forestgreen];
    FS [label=".Net F#", fillcolor=forestgreen];
		M -> SWIG  [arrowhead=none, style=invisible];
		SWIG -> PY [arrowhead=none, style=invisible];
		SWIG -> JV [arrowhead=none, style=invisible];
		SWIG -> NET [arrowhead=none, style=invisible];
		NET -> FS   [arrowhead=none, style=invisible];

		label = "Prerequisite";
	}

	subgraph clusterOR {
		node [shape=box, style="rounded,filled", color=black, fillcolor=royalblue];
		subgraph clusterDeps {
			Z [label="Zlib\n(Make)", color=royalblue];
			ABSL [label="Abseil-cpp\n(CMake)", color=royalblue];
			GF [label="GFlags\n(CMake)", color=royalblue];
			GL [label="GLog\n(CMake)", color=royalblue];
			PB [label="Protobuf\n(CMake)", color=royalblue];
			CU [label="CoinUtils\n(Autotools)", color=royalblue];
			OSI [label="Osi\n(Autotools)", color=royalblue];
			CLP [label="Clp\n(Autotools)", color=royalblue];
			CGL [label="Cgl\n(Autotools)", color=royalblue];
			CBC [label="Cbc\n(Autotools)", color=royalblue];
			SWIG_WIN [label="Swigwin\n(Windows)", color=chocolate];
			GLPK [label="GLPK",style="rounded,dashed", color=grey];
			SCIP [label="SCIP",style="rounded,dashed", color=grey];
			CPLEX [label="CPLEX",style="rounded,dashed", color=grey];
			GUROBI [label="Gurobi",style="rounded,dashed", color=grey];

      Z -> PB;
      ABSL -> PB;
      GF -> GL;

      CU -> OSI;
      CU -> CLP;
      OSI -> CLP;
      CU -> CGL;
      OSI -> CGL;
      CU -> CBC;
      OSI -> CBC;
      CLP -> CBC
      CGL -> CBC

			color=grey;
			label = "Dependencies\nTarget: third_party";
    } // clusterDeps

    subgraph clusterCXX {
      node [shape=box, style="rounded,filled", color=black, fillcolor=royalblue];
      OR_SRC [label="OR-Tools src\nortools/...", shape=folder];
      OR_CC [label="C++\nTarget: cc"];
			PKG_CC [label=".tar.gz/.zip Archive\nTarget: package_cc", shape=box3d];

      subgraph clusterCXXTest {
        EX_CC [label="C++ Samples", shape=note];

        label = "Examples\nTarget: test_cc";
      }
      OR_CC -> EX_CC;

      Z -> OR_CC;
      ABSL -> OR_CC;
      GF -> OR_CC;
      GL -> OR_CC;
      PB -> OR_CC;
      CLP -> OR_CC;
      CBC -> OR_CC;

      GLPK -> OR_CC;
      SCIP -> OR_CC;
      CPLEX -> OR_CC;
      GUROBI -> OR_CC;

      OR_CC -> PKG_CC [label="WIP", style="dotted", color=dimgrey];

      color=royalblue;
      label = "C++\nTarget: cc";
    } // clusterCXX

    subgraph clusterPython {
      node [shape=box, style="rounded,filled", color=black, fillcolor=gold];
      OR_WPY [label="C++ Python wrappers", shape=note];
      OR_PY [label="Python files\nTarget: python", shape=note];
			PKG_PY [label="Wheel Package\nTarget: package_python", shape=box3d];

      subgraph clusterPythonTest {
        EX_PY [label="Python Samples", shape=note];

        label = "Examples\nTarget: test_python";
      }
      OR_PY -> EX_PY [color=gold];

      OR_CC -> OR_WPY [label="swig", color=chocolate];
      OR_CC -> OR_PY [label="swig", color=chocolate];
      OR_WPY -> OR_PY [label="python", color=gold];
      OR_PY -> PKG_PY [label="python setup.py", color=gold];

      color=gold;
      label = "Python\nTarget: python";
    } // clusterPython

    subgraph clusterJava {
      node [shape=box, style="rounded,filled", color=black, fillcolor=crimson];
      OR_WJV [label="C++ Java wrappers", shape=note];
      OR_JV [label="Java files\nTarget: java", shape=note];
			PKG_JV [label="Maven Package\nTarget: package_java", shape=box3d];

      subgraph clusterJavaTest {
        EX_JV [label="Java Samples", shape=note];

        label = "Examples\nTarget: test_java";
      }
      OR_JV -> EX_JV [color=crimson];

      OR_CC -> OR_WJV [label="swig", color=chocolate];
      OR_CC -> OR_JV [label="swig", color=chocolate];
      OR_WJV -> OR_JV [label="javac", color=crimson];
      OR_JV -> PKG_JV [label="maven (WIP)", style="dotted", color=crimson];

      color=crimson;
      label = "Java\nTarget: java";
    } // clusterJava

    subgraph clusterNet {
      node [shape=box, style="rounded,filled", color=black, fillcolor=forestgreen];
      OR_WNET [label="C++ .Net wrappers", shape=note];
      OR_NET [label=".Net files\nTarget: dotnet", shape=note];
      OR_FS [label="F# files\nTarget: fsharp", shape=note];
      PKG_NET_RT [label="Nuget Google.OrTools.runtime.rid.nupkg\nTarget: package_dotnet", shape=box3d];
      PKG_NET [label="Nuget Google.OrTools.nupkg\nTarget: package_dotnet", shape=box3d];
      PKG_FS [label="Nuget Google.OrTools.FSharp.nupkg\nTarget: package_dotnet", shape=box3d];

      subgraph clusterNetTest {
        EX_NET [label="C# Samples", shape=note];
        EX_FS [label="F# Samples", shape=note];

        label = "Examples\nTarget: test_dotnet";
      }
      OR_NET -> EX_NET [color=forestgreen];
      OR_FS -> EX_FS [color=forestgreen];

      OR_CC -> OR_WNET [label="swig", color=chocolate];
      OR_CC -> OR_NET [label="swig", color=chocolate];
      OR_WNET -> OR_NET [label="dotnet", color=forestgreen];
      OR_NET -> OR_FS [label="dotnet", color=forestgreen];
      PKG_NET -> OR_FS [label="dotnet", color=forestgreen];
      OR_WNET -> PKG_NET_RT [label="dotnet package", color=forestgreen];
      PKG_NET_RT -> PKG_NET [color=forestgreen];
      OR_NET -> PKG_NET [label="dotnet package", color=forestgreen];
      OR_FS -> PKG_FS [label="dotnet package", color=forestgreen];

      color=forestgreen;
      label = ".Net\nTarget: dotnet";
    } // clusterNet

    color=royalblue;
		label = "OR-Tools (Makefile)";
  } // clusterOR
} // digraph
@enddot
// vim tw:0