Make all components use the same Random instance and add seed method on DrumGizmo class. Added dgreftest application for doing reference midifile rendering tests.

1 files changed, 136 insertions, 0 deletions

diff --git a/test/dgreftest/dgreftest.cc b/test/dgreftest/dgreftest.cc
new file mode 100644
index 0000000..072dcdc
--- /dev/null
+++ b/test/dgreftest/dgreftest.cc
@@ -0,0 +1,136 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            dgreftest.cc
+ *
+ *  Thu May 12 17:50:08 CEST 2016
+ *  Copyright 2016 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo 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 Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include <drumgizmo.h>
+
+#include <string>
+#include <iostream>
+#include <cassert>
+#include <unistd.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include "compareoutputengine.h"
+#include "midiinputengine.h"
+#include "wavfileoutputengine.h"
+
+#include <cpp11fix.h> // required for c++11
+
+std::unique_ptr<AudioOutputEngine> createOutput(const std::string& name)
+{
+	struct stat sb;
+	if((stat(name.c_str(), &sb) == -1) && (errno == ENOENT))
+	{
+		// Ref file doesn't exist - create it.
+		return std::make_unique<WavfileOutputEngine>();
+	}
+	else
+	{
+		// Ref file exists, do compare.
+		return std::make_unique<CompareOutputEngine>();
+	}
+}
+
+int main(int argc, char* argv[])
+{
+	if(argc < 4)
+	{
+		std::cerr << "Usage: " << argv[0] << " testname drumkit midimap [seed]" << std::endl;
+		return 1;
+	}
+
+	Settings settings;
+
+	std::string test = argv[1];
+	std::string kitfile = argv[2];
+	std::string midimap = argv[3];
+
+	unsigned int seed = 0;
+	if(argc == 5)
+	{
+		seed = atoi(argv[4]);
+	}
+
+	std::string midifile = test + ".mid";
+	std::string reffile = test + ".wav";
+
+	MidifileInputEngine ie;
+	ie.setParm("file", midifile.c_str());
+
+	auto oe = createOutput(reffile);
+
+	oe->setParm("file", reffile.c_str());
+	oe->setParm("srate", "44100");
+
+	DrumGizmo drumgizmo(settings, oe.get(), &ie);
+	drumgizmo.setRandomSeed(seed);
+	drumgizmo.setFreeWheel(true); // Run in-sync with disk-cache
+	drumgizmo.setFrameSize(oe->getBufferSize());
+
+//	settings.enable_resampling.store(false); // Bypass resampler - BROKEN
+
+	settings.drumkit_file.store(kitfile);
+	settings.midimap_file.store(midimap);
+
+	printf("Loading drumkit, this may take a while:\n");
+
+	while(settings.drumkit_load_status.load() != LoadStatus::Done)
+	{
+		usleep(10000);
+
+		int total = settings.number_of_files.load();
+		int loaded = settings.number_of_files_loaded.load();
+
+		printf("\r%d of %d     ", loaded, total);
+		fflush(stdout);
+
+		if(settings.drumkit_load_status.load() == LoadStatus::Error)
+		{
+			printf("\nFailed to load \"%s\".\n", kitfile.c_str());
+			return 1;
+		}
+
+		if(loaded == total)
+		{
+			//break;
+		}
+	}
+	printf("\ndone\n");
+
+	drumgizmo.setSamplerate(oe->getSamplerate());
+
+
+	if(!drumgizmo.init())
+	{
+		printf("Failed init engine.\n");
+		return 1;
+	}
+
+	drumgizmo.run(-1);
+
+	return 0;
+}