58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
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// This example demonstrates how to use 'dump' method to visualize
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// a taskflow graph in DOT format.
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#include <taskflow/taskflow.hpp>
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int main(){
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tf::Taskflow taskflow("Visualization Demo");
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// ------------------------------------------------------
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// Static Tasking
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// ------------------------------------------------------
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auto A = taskflow.emplace([] () { std::cout << "Task A\n"; });
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auto B = taskflow.emplace([] () { std::cout << "Task B\n"; });
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auto C = taskflow.emplace([] () { std::cout << "Task C\n"; });
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auto D = taskflow.emplace([] () { std::cout << "Task D\n"; });
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auto E = taskflow.emplace([] () { std::cout << "Task E\n"; });
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A.precede(B, C, E);
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C.precede(D);
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B.precede(D, E);
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std::cout << "[dump without name assignment]\n";
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taskflow.dump(std::cout);
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std::cout << "[dump with name assignment]\n";
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A.name("A");
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B.name("B");
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C.name("C");
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D.name("D");
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E.name("E");
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// if the graph contains solely static tasks, you can simpley dump them
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// without running the graph
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taskflow.dump(std::cout);
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// ------------------------------------------------------
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// Dynamic Tasking
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// ------------------------------------------------------
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taskflow.emplace([](tf::Subflow& sf){
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sf.emplace([](){ std::cout << "subflow task1"; }).name("s1");
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sf.emplace([](){ std::cout << "subflow task2"; }).name("s2");
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sf.emplace([](){ std::cout << "subflow task3"; }).name("s3");
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});
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// in order to visualize subflow tasks, you need to run the taskflow
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// to spawn the dynamic tasks first
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tf::Executor executor;
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executor.run(taskflow).wait();
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taskflow.dump(std::cout);
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return 0;
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}
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