X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsinfg%2Flayer_motionblur.cpp;fp=synfig-core%2Ftrunk%2Fsrc%2Fsinfg%2Flayer_motionblur.cpp;h=38287bb0be7c9b9dfdce3a0739432cf334b819ba;hb=16b3beced25134bef064705568ecb893a6be4e79;hp=0000000000000000000000000000000000000000;hpb=5a1d028f56182922addfed8f1f1c28fdde12756c;p=synfig.git

diff --git a/synfig-core/trunk/src/sinfg/layer_motionblur.cpp b/synfig-core/trunk/src/sinfg/layer_motionblur.cpp
new file mode 100644
index 0000000..38287bb
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+++ b/synfig-core/trunk/src/sinfg/layer_motionblur.cpp
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+/* === S I N F G =========================================================== */
+/*!	\file layer_motionblur.h
+**	\brief Template Header
+**
+**	$Id: layer_motionblur.cpp,v 1.1.1.1 2005/01/04 01:23:14 darco Exp $
+**
+**	\legal
+**	Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+**	This software and associated documentation
+**	are CONFIDENTIAL and PROPRIETARY property of
+**	the above-mentioned copyright holder.
+**
+**	You may not copy, print, publish, or in any
+**	other way distribute this software without
+**	a prior written agreement with
+**	the copyright holder.
+**	\endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#	include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#	include <config.h>
+#endif
+
+#include "string.h"
+#include "layer_motionblur.h"
+#include "time.h"
+#include "context.h"
+#include "paramdesc.h"
+#include "renddesc.h"
+#include "surface.h"
+#include "value.h"
+#include "valuenode.h"
+#include "canvas.h"
+
+#endif
+
+/* === U S I N G =========================================================== */
+
+using namespace sinfg;
+using namespace etl;
+using namespace std;
+
+/* === G L O B A L S ======================================================= */
+
+SINFG_LAYER_INIT(Layer_MotionBlur);
+SINFG_LAYER_SET_NAME(Layer_MotionBlur,"MotionBlur");
+SINFG_LAYER_SET_LOCAL_NAME(Layer_MotionBlur,_("Motion Blur"));
+SINFG_LAYER_SET_CATEGORY(Layer_MotionBlur,_("Blurs"));
+SINFG_LAYER_SET_VERSION(Layer_MotionBlur,"0.1");
+SINFG_LAYER_SET_CVS_ID(Layer_MotionBlur,"$Id: layer_motionblur.cpp,v 1.1.1.1 2005/01/04 01:23:14 darco Exp $");
+
+/* === M E M B E R S ======================================================= */
+
+Layer_MotionBlur::Layer_MotionBlur():
+	Layer_Composite	(1.0,Color::BLEND_STRAIGHT),
+	aperture		(0)
+{
+}
+	
+bool
+Layer_MotionBlur::set_param(const String &param, const ValueBase &value)
+{
+
+	IMPORT(aperture);		
+	return Layer_Composite::set_param(param,value);
+}
+
+ValueBase
+Layer_MotionBlur::get_param(const String &param)const
+{
+ 	EXPORT(aperture);
+	
+	EXPORT_NAME();
+	EXPORT_VERSION();
+		
+	return Layer_Composite::get_param(param);
+}
+
+void
+Layer_MotionBlur::set_time(Context context, Time time)const
+{
+	context.set_time(time);
+	time_cur=time;
+}
+
+void
+Layer_MotionBlur::set_time(Context context, Time time, const Point &pos)const
+{
+	context.set_time(time,pos);
+	time_cur=time;
+}
+
+Color
+Layer_MotionBlur::get_color(Context context, const Point &pos)const
+{
+/*	if(aperture)
+	{
+		Time time(time_cur);
+		time+=(Vector::value_type)( (signed)(RAND_MAX/2)-(signed)rand() )/(Vector::value_type)(RAND_MAX) *aperture -aperture*0.5;
+		context.set_time(time, pos);
+	}	
+*/
+	return context.get_color(pos);
+}
+
+Layer::Vocab
+Layer_MotionBlur::get_param_vocab()const
+{
+	Layer::Vocab ret;
+	//ret=Layer_Composite::get_param_vocab();
+	
+	ret.push_back(ParamDesc("aperture")
+		.set_local_name(_("Aperature"))
+		.set_description(_("Shutter Time"))
+	);
+	
+	return ret;
+}
+
+bool
+Layer_MotionBlur::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
+{
+	if(aperture && quality<10)
+	{
+		//int x, y;
+		SuperCallback subimagecb;
+		int samples=1;
+		switch(quality)
+		{
+			case 1:	// Production Quality
+				samples=32;
+				break;
+			case 2: // Excellent Quality
+				samples=24;
+				break;
+			case 3: // Good Quality
+				samples=16;
+				break;
+			case 4: // Moderate Quality
+				samples=12;
+				break;
+			case 5: // Draft Quality
+				samples=7;
+				break;
+			case 6:
+				samples=6;
+				break;
+			case 7:
+				samples=5;
+				break;
+			case 8:
+				samples=3;
+				break;
+			case 9:
+				samples=3;
+				break;
+			case 10: // Rough Quality
+            default:			
+				samples=1;
+				break;
+				
+		}
+	
+		Surface tmp;
+		int i;
+
+		surface->set_wh(renddesc.get_w(),renddesc.get_h());
+		surface->clear();
+		
+		for(i=0;i<samples;i++)
+		{
+			subimagecb=SuperCallback(cb,i*(5000/samples),(i+1)*(5000/samples),5000);
+			context.set_time(time_cur+(aperture/samples)*i-aperture*0.5);
+			if(!context.accelerated_render(&tmp,quality,renddesc,&subimagecb))
+				return false;
+			for(int y=0;y<renddesc.get_h();y++)
+				for(int x=0;x<renddesc.get_w();x++)
+					(*surface)[y][x]+=tmp[y][x].premult_alpha();
+		}
+		for(int y=0;y<renddesc.get_h();y++)
+			for(int x=0;x<renddesc.get_w();x++)
+				(*surface)[y][x]=((*surface)[y][x]/(float)samples).demult_alpha();
+	}
+	else
+		return context.accelerated_render(surface,quality,renddesc,cb);
+	
+	return true;
+}