Add missing files

1 files changed, 139 insertions, 0 deletions

diff --git a/tests/ingen_bench.cpp b/tests/ingen_bench.cpp
new file mode 100644
index 00000000..e647a5d5
--- /dev/null
+++ b/tests/ingen_bench.cpp
@@ -0,0 +1,139 @@
+/*
+  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/>.
+*/
+
+#include <cstdlib>
+#include <iostream>
+#include <string>
+#include <thread>
+
+#include "ingen/Clock.hpp"
+#include "ingen/Configuration.hpp"
+#include "ingen/EngineBase.hpp"
+#include "ingen/Interface.hpp"
+#include "ingen/Parser.hpp"
+#include "ingen/World.hpp"
+#include "ingen/runtime_paths.hpp"
+#include "ingen/types.hpp"
+
+#include "TestClient.hpp"
+#include "ingen_config.h"
+
+using namespace std;
+using namespace Ingen;
+
+World* world = NULL;
+
+static void
+ingen_try(bool cond, const char* msg)
+{
+	if (!cond) {
+		cerr << "ingen: Error: " << msg << endl;
+		delete world;
+		exit(EXIT_FAILURE);
+	}
+}
+
+static std::string
+real_path(const char* path)
+{
+	char* const c_real_path = realpath(path, NULL);
+	const std::string result(c_real_path ? c_real_path : "");
+	free(c_real_path);
+	return result;
+}
+
+int
+main(int argc, char** argv)
+{
+	set_bundle_path_from_code((void*)&ingen_try);
+
+	// Create world
+	try {
+		world = new World(NULL, NULL, NULL);
+		world->conf().add(
+			"output", "output", 'O', "File to write benchmark output",
+			Ingen::Configuration::SESSION, world->forge().String, Atom());
+		world->load_configuration(argc, argv);
+	} catch (std::exception& e) {
+		cout << "ingen: " << e.what() << endl;
+		return EXIT_FAILURE;
+	}
+
+	// Get mandatory command line arguments
+	const Atom& load = world->conf().option("load");
+	const Atom& out  = world->conf().option("output");
+	if (!load.is_valid() || !out.is_valid()) {
+		cerr << "Usage: ingen_bench --load START_GRAPH --output OUT_FILE" << endl;
+		return EXIT_FAILURE;
+	}
+
+	// Get start graph and output file options
+	const std::string start_graph = real_path((const char*)load.get_body());
+	const std::string out_file    = (const char*)out.get_body();
+	if (start_graph.empty()) {
+		cerr << "error: initial graph '"
+		     << ((const char*)load.get_body())
+		     << "' does not exist" << endl;
+		return EXIT_FAILURE;
+	}
+
+	// Load modules
+	ingen_try(world->load_module("server_profiled"),
+	          "Unable to load server module");
+
+	// Initialise engine
+	ingen_try(bool(world->engine()),
+	          "Unable to create engine");
+	world->engine()->init(48000.0, 4096, 4096);
+	world->engine()->activate();
+
+	// Load graph
+	if (!world->parser()->parse_file(world, world->interface().get(), start_graph)) {
+		cerr << "error: failed to load initial graph " << start_graph << endl;
+		return EXIT_FAILURE;
+	}
+	world->engine()->flush_events(std::chrono::milliseconds(20));
+
+	// Run benchmark
+	// TODO: Set up real-time scheduling for this and worker threads
+	Ingen::Clock   clock;
+	const uint32_t n_test_frames = 1 << 20;
+	const uint32_t block_length  = 4096;
+	const uint64_t t_start       = clock.now_microseconds();
+	for (uint32_t i = 0; i < n_test_frames; i += block_length) {
+		world->engine()->advance(block_length);
+		world->engine()->run(block_length);
+		//world->engine()->main_iteration();
+	}
+	const uint64_t t_end = clock.now_microseconds();
+
+	// Write log output
+	FILE* log = fopen(out_file.c_str(), "a");
+	if (ftell(log) == 0) {
+		fprintf(log, "# n_threads\trun_time\treal_time\n");
+	}
+	fprintf(log, "%u\t%f\t%f\n",
+	        world->conf().option("threads").get<int32_t>(),
+	        (t_end - t_start) / 1000000.0,
+	        (n_test_frames / 48000.0));
+	fclose(log);
+
+	// Shut down
+	world->engine()->deactivate();
+
+	delete world;
+	return EXIT_SUCCESS;
+}