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Diffstat (limited to 'src/server/CompiledGraph.hpp')
-rw-r--r-- | src/server/CompiledGraph.hpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/server/CompiledGraph.hpp b/src/server/CompiledGraph.hpp new file mode 100644 index 00000000..664fea85 --- /dev/null +++ b/src/server/CompiledGraph.hpp @@ -0,0 +1,84 @@ +/* + This file is part of Ingen. + Copyright 2007-2017 David Robillard <http://drobilla.net/> + + Ingen is free software: you can redistribute it and/or modify it under the + terms of the GNU Affero General Public License as published by the Free + Software Foundation, either version 3 of the License, or any later version. + + Ingen is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU Affero General Public License for details. + + You should have received a copy of the GNU Affero General Public License + along with Ingen. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef INGEN_ENGINE_COMPILEDGRAPH_HPP +#define INGEN_ENGINE_COMPILEDGRAPH_HPP + +#include <functional> +#include <set> +#include <vector> + +#include "ingen/types.hpp" +#include "raul/Maid.hpp" +#include "raul/Noncopyable.hpp" + +#include "Task.hpp" + +namespace ingen { +namespace server { + +class BlockImpl; +class GraphImpl; +class RunContext; + +/** A graph ``compiled'' into a quickly executable form. + * + * This is a flat sequence of nodes ordered such that the process thread can + * execute the nodes in order and have nodes always executed before any of + * their dependencies. + */ +class CompiledGraph : public Raul::Maid::Disposable + , public Raul::Noncopyable +{ +public: + static MPtr<CompiledGraph> compile(Raul::Maid& maid, GraphImpl& graph); + + void run(RunContext& context); + +private: + friend class Raul::Maid; ///< Allow make_managed to construct + + CompiledGraph(GraphImpl* graph); + + typedef std::set<BlockImpl*> BlockSet; + + void dump(const std::string& name) const; + + void compile_graph(GraphImpl* graph); + + void compile_block(BlockImpl* n, + Task& task, + size_t max_depth, + BlockSet& k); + + void compile_provider(const BlockImpl* root, + BlockImpl* block, + Task& task, + size_t max_depth, + BlockSet& k); + + std::unique_ptr<Task> _master; +}; + +inline MPtr<CompiledGraph> compile(Raul::Maid& maid, GraphImpl& graph) +{ + return CompiledGraph::compile(maid, graph); +} + +} // namespace server +} // namespace ingen + +#endif // INGEN_ENGINE_COMPILEDGRAPH_HPP |