--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file noise.h
+** \brief Header file for implementation of the "Noise Gradient" layer
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007 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_NOISE_H
+#define __SYNFIG_NOISE_H
+
+/* === H E A D E R S ======================================================= */
+
+#include <synfig/vector.h>
+#include <synfig/valuenode.h>
+
+#include <synfig/layer_composite.h>
+#include <synfig/gradient.h>
+#include <synfig/time.h>
+#include "random.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 Noise : public synfig::Layer_Composite, public synfig::Layer_NoDeform
+{
+ SYNFIG_LAYER_MODULE_EXT
+
+private:
+
+ synfig::Vector size;
+
+ Random random;
+ Random::SmoothType smooth;
+ int detail;
+ bool do_alpha;
+ synfig::Gradient gradient;
+ synfig::Real speed;
+ bool turbulent;
+ bool do_displacement;
+ synfig::Vector displacement;
+
+ //void sync();
+ mutable synfig::Time curr_time;
+
+ bool super_sample;
+
+ synfig::Color color_func(const synfig::Point &x, float supersample,synfig::Context context)const;
+
+ float calc_supersample(const synfig::Point &x, float pw,float ph)const;
+
+public:
+ Noise();
+
+ virtual bool set_param(const synfig::String ¶m, const synfig::ValueBase &value);
+ virtual synfig::ValueBase get_param(const synfig::String ¶m)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 void set_time(synfig::Context context, synfig::Time time)const;
+ virtual void set_time(synfig::Context context, synfig::Time time, const synfig::Point &point)const;
+
+ virtual Vocab get_param_vocab()const;
+};
+
+/* === E N D =============================================================== */
+
+#endif