Split sample selection into own class.

1 files changed, 63 insertions, 0 deletions

diff --git a/src/sample_selection.h b/src/sample_selection.h
new file mode 100644
index 0000000..29d8f54
--- /dev/null
+++ b/src/sample_selection.h
@@ -0,0 +1,63 @@
+/* -*- Mode: c++ -*- */
+/***************************************************************************
+ *            sample_selection.h
+ *
+ *  Mon Mar  4 23:58:12 CET 2019
+ *  Copyright 2019 André Nusser
+ *  andre.nusser@googlemail.com
+ ****************************************************************************/
+
+/*
+ *  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.
+ */
+#pragma once
+
+#include <vector>
+
+#include "sample.h"
+
+class PowerList;
+class Random;
+struct Settings;
+
+enum class SelectionAlg
+{
+	Old,
+	Objective,
+};
+
+class SampleSelection
+{
+private:
+	Settings& settings;
+	Random& rand;
+	const PowerList& powerlist;
+
+	Sample* lastsample;
+	std::vector<std::size_t> last;
+
+	SelectionAlg alg = SelectionAlg::Old;
+	const Sample* getOld(level_t level, std::size_t pos);
+	const Sample* getObjective(level_t level, std::size_t pos);
+
+public:
+	SampleSelection(Settings& settings, Random& rand, const PowerList& powerlist);
+
+	void setSelectionAlg(SelectionAlg alg);
+	void finalise();
+	const Sample* get(level_t level, std::size_t pos);
+};