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-rw-r--r--chalk/plugins/filters/randompickfilter/randompickfilter.cpp131
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diff --git a/chalk/plugins/filters/randompickfilter/randompickfilter.cpp b/chalk/plugins/filters/randompickfilter/randompickfilter.cpp
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+++ b/chalk/plugins/filters/randompickfilter/randompickfilter.cpp
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+/*
+ * This file is part of the KDE project
+ *
+ * Copyright (c) 2005 Cyrille Berger <cberger@cberger.net>
+ *
+ * This program 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 program 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "randompickfilter.h"
+
+#include <stdlib.h>
+#include <vector>
+
+#include <tqpoint.h>
+
+#include <kdebug.h>
+#include <kiconloader.h>
+#include <kinstance.h>
+#include <kgenericfactory.h>
+#include <tdelocale.h>
+#include <tdemessagebox.h>
+#include <knuminput.h>
+#include <kstandarddirs.h>
+#include <tdetempfile.h>
+
+#include <kis_image.h>
+#include <kis_iterators_pixel.h>
+#include <kis_random_accessor.h>
+#include <kis_layer.h>
+#include <kis_filter_registry.h>
+#include <kis_global.h>
+#include <kis_types.h>
+
+#include "kis_wdg_random_pick.h"
+#include "wdgrandompickoptions.h"
+
+typedef KGenericFactory<ChalkRandomPickFilter> ChalkRandomPickFilterFactory;
+K_EXPORT_COMPONENT_FACTORY( chalkrandompickfilter, ChalkRandomPickFilterFactory( "chalk" ) )
+
+ChalkRandomPickFilter::ChalkRandomPickFilter(TQObject *parent, const char *name, const TQStringList &)
+ : KParts::Plugin(parent, name)
+{
+ setInstance(ChalkRandomPickFilterFactory::instance());
+
+
+ if (parent->inherits("KisFilterRegistry")) {
+ KisFilterRegistry * manager = dynamic_cast<KisFilterRegistry *>(parent);
+ manager->add(new KisFilterRandomPick());
+ }
+}
+
+ChalkRandomPickFilter::~ChalkRandomPickFilter()
+{
+}
+
+KisFilterRandomPick::KisFilterRandomPick() : KisFilter(id(), "other", i18n("&Random Pick..."))
+{
+}
+
+KisFilterConfiguration* KisFilterRandomPick::configuration(TQWidget* w)
+{
+ KisWdgRandomPick* wN = dynamic_cast<KisWdgRandomPick*>(w);
+ KisFilterConfiguration* config = new KisFilterConfiguration(id().id(), 1);
+ if(wN)
+ {
+ config->setProperty("level", wN->widget()->intLevel->value() );
+ config->setProperty("windowsize", wN->widget()->intWindowSize->value() );
+ config->setProperty("opacity", wN->widget()->intOpacity->value() );
+ }
+ return config;
+}
+
+KisFilterConfigWidget * KisFilterRandomPick::createConfigurationWidget(TQWidget* parent, KisPaintDeviceSP dev)
+{
+ return new KisWdgRandomPick((KisFilter*)this, (TQWidget*)parent, i18n("Configuration of random pick filter").ascii());
+}
+
+void KisFilterRandomPick::process(KisPaintDeviceSP src, KisPaintDeviceSP dst, KisFilterConfiguration* config, const TQRect& rect)
+{
+ Q_ASSERT(src != 0);
+ Q_ASSERT(dst != 0);
+
+ setProgressTotalSteps(rect.height() * rect.width());
+
+ KisColorSpace * cs = src->colorSpace();
+ TQ_INT32 psize = cs->pixelSize();
+
+ TQVariant value;
+ int level = (config && config->getProperty("level", value)) ? value.toInt() : 50;
+ double windowsize = (config && config->getProperty("windowsize", value)) ? value.toInt() / 2. : 2.5;
+ int opacity = (config && config->getProperty("opacity", value)) ? value.toInt() : 100;
+
+ KisRectIteratorPixel dstIt = dst->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), true );
+ KisRectIteratorPixel srcIt = src->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), false);
+ KisRandomAccessorPixel srcRA = src->createRandomAccessor(0, 0, false);
+
+ TQ_UINT32 threshold = (RAND_MAX / 100) * (100 - level);
+
+ TQ_UINT8 weights[2];
+ weights[0] = (255 * opacity) / 100; weights[1] = 255 - weights[0];
+ const TQ_UINT8* pixels[2];
+ while(!srcIt.isDone())
+ {
+ if(rand() > threshold)
+ {
+ int x = srcIt.x() + 2.5 * rand() / RAND_MAX;
+ int y = srcIt.y() + 2.5 * rand() / RAND_MAX;
+ srcRA.moveTo( x, y);
+ pixels[0] = srcRA.oldRawData();
+ pixels[1] = srcIt.oldRawData();
+ cs->mixColors( pixels, weights, 2, dstIt.rawData() );
+ }
+ ++srcIt;
+ ++dstIt;
+ incProgress();
+ }
+
+ setProgressDone(); // Must be called even if you don't really support progression
+}