Release 0.61.09

[synfig.git] / synfig-core / tags / 0.61.09 / src / modules / mod_filter / halftone3.h

diff --git a/synfig-core/tags/0.61.09/src/modules/mod_filter/halftone3.h b/synfig-core/tags/0.61.09/src/modules/mod_filter/halftone3.h
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+/* === S Y N F I G ========================================================= */
+/*!    \file halftone3.h
+**     \brief Header file for implementation of the "Halftone 3" layer
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2008 Chris Moore
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package 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
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SYNFIG_HALFTONE3_H
+#define __SYNFIG_HALFTONE3_H
+
+/* === H E A D E R S ======================================================= */
+
+#include <synfig/vector.h>
+#include <synfig/valuenode.h>
+#include <synfig/layer_composite.h>
+#include <synfig/time.h>
+#include <synfig/angle.h>
+#include "halftone.h"
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+class Halftone3 : public synfig::Layer_Composite
+{
+       SYNFIG_LAYER_MODULE_EXT
+
+private:
+
+       synfig::Vector size;
+       int type;
+       Halftone tone[3];
+       synfig::Color   color[3];
+       float inverse_matrix[3][3];
+       bool subtractive;
+
+       synfig::Color color_func(const synfig::Point &x, float supersample,const synfig::Color &under_color)const;
+
+       float calc_supersample(const synfig::Point &x, float pw,float ph)const;
+
+       //float halftone_func(synfig::Point x)const;
+
+       void sync();
+
+public:
+       Halftone3();
+
+       virtual bool set_param(const synfig::String &param, const synfig::ValueBase &value);
+       virtual synfig::ValueBase get_param(const synfig::String &param)const;
+       virtual synfig::Color get_color(synfig::Context context, const synfig::Point &pos)const;
+       virtual bool accelerated_render(synfig::Context context,synfig::Surface *surface,int quality, const synfig::RendDesc &renddesc, synfig::ProgressCallback *cb)const;
+       synfig::Layer::Handle hit_check(synfig::Context context, const synfig::Point &point)const;
+       virtual Vocab get_param_vocab()const;
+       virtual bool reads_context()const { return true; }
+}; // END of class Halftone3
+
+/* === E N D =============================================================== */
+
+#endif