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// -*- Mode: C++; tab-width:2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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// vi:tw=80:et:ts=2:sts=2
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// -----------------------------------------------------------------------
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// This file is part of RLVM, a RealLive virtual machine clone.
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// -----------------------------------------------------------------------
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// Copyright (C) 2008 Elliot Glaysher
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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// -----------------------------------------------------------------------
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#ifndef SRC_SYSTEMS_BASE_TONECURVE_HPP_
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#define SRC_SYSTEMS_BASE_TONECURVE_HPP_
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#include <boost/array.hpp>
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typedef boost::array<unsigned char, 256> ToneCurveColorMap;
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typedef boost::array<ToneCurveColorMap, 3> ToneCurveRGBMap;
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typedef std::vector<ToneCurveRGBMap> ToneCurveEffects;
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// Manages tone curve effects
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// The tcc file is a set of mapping between R, G, and B color values and their
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// corresponding values after the tone curve is applied, where tcc_effect[2][1][200]
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// is the corresponding green value for a green value of 200 in the original image
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// when the tone curve with the "index" of 2 is applied.
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// ToneCurve class is responsible for loading the tcc data and providing an
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// interface for applying tone curve effects.
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// Initializes an empty tone curve set (for games that don't use this feature).
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// Initializes the CG table with the TCC data file specified in the
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// #TONECURVE_FILENAME gameexe key.
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explicit ToneCurve(Gameexe& gameexe);
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// Returns the total number of tone curve effects available in the tone curve file
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int getEffectCount() const;
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// Return the effect at the given index (used by Surface in toneCurve()). The effects are indexed from 0 to effect_count - 1
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ToneCurveRGBMap getEffect(int index);
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// Array of tone curve effects
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ToneCurveEffects tcc_info_;
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}; // end of class ToneCurve
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#endif // SRC_SYSTEMS_BASE_TONECURVE_HPP_