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167 lines
4.9 KiB
167 lines
4.9 KiB
/*
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* This file is part of the KDE project
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*
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* Copyright (c) 2005 Cyrille Berger <cberger@cberger.net>
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*
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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 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "kis_math_toolbox.h"
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#ifdef HAVE_OPENEXR
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#include <half.h>
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#endif
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#include "kis_basic_math_toolbox.h"
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#include "kis_iterators_pixel.h"
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KisMathToolbox::KisMathToolbox(KisID id) : m_id(id)
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{
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}
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KisMathToolbox::~KisMathToolbox()
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{
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}
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KisMathToolboxFactoryRegistry::KisMathToolboxFactoryRegistry()
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{
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add(new KisBasicMathToolbox());
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}
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KisMathToolboxFactoryRegistry::~KisMathToolboxFactoryRegistry()
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{
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}
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template<typename T>
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double toDouble(TQ_UINT8* data, int channelpos )
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{
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return (float)( *((T*)(data + channelpos)) );
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}
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typedef double (*PtrToDouble)(TQ_UINT8*, int);
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template<typename T>
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void fromDouble(TQ_UINT8* data, int channelpos, double v )
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{
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*((T*)(data + channelpos)) = (T)v;
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}
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typedef void (*PtrFromDouble)(TQ_UINT8*, int, double);
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void KisMathToolbox::transformToFR(KisPaintDeviceSP src, KisFloatRepresentation* fr, const TQRect& rect)
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{
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TQ_INT32 depth = src->colorSpace()->nColorChannels();
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TQMemArray<PtrToDouble> f(depth);
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TQValueVector<KisChannelInfo *> cis = src->colorSpace()->channels();
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for(TQ_INT32 k = 0; k < depth; k++)
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{
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switch( cis[k]->channelValueType() )
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{
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case KisChannelInfo::UINT8:
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f[k] = toDouble<TQ_UINT8>;
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break;
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case KisChannelInfo::UINT16:
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f[k] = toDouble<TQ_UINT16>;
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break;
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#ifdef HAVE_OPENEXR
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case KisChannelInfo::FLOAT16:
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f[k] = toDouble<half>;
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break;
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#endif
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case KisChannelInfo::FLOAT32:
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f[k] = toDouble<float>;
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break;
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case KisChannelInfo::INT8:
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f[k] = toDouble<TQ_INT8>;
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break;
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case KisChannelInfo::INT16:
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f[k] = toDouble<TQ_INT16>;
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break;
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default:
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kdWarning() << "Unsupported value type in KisMathToolbox" << endl;
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return;
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}
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}
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for(int i = rect.y(); i < rect.height(); i++)
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{
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KisHLineIteratorPixel srcIt = src->createHLineIterator(rect.x(), i, rect.width(), false );
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float *dstIt = fr->coeffs + (i-rect.y()) * fr->size * fr->depth;
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while( ! srcIt.isDone() )
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{
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TQ_UINT8* v1 = srcIt.rawData();
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for( int k = 0; k < depth; k++)
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{
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*dstIt = f[k](v1, cis[k]->pos());
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++dstIt;
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}
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++srcIt;
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}
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}
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}
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void KisMathToolbox::transformFromFR(KisPaintDeviceSP dst, KisFloatRepresentation* fr, const TQRect& rect)
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{
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TQ_INT32 depth = dst->colorSpace()->nColorChannels();
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TQMemArray<PtrFromDouble> f(depth);
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TQValueVector<KisChannelInfo *> cis = dst->colorSpace()->channels();
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for(TQ_INT32 k = 0; k < depth; k++)
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{
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switch( cis[k]->channelValueType() )
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{
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case KisChannelInfo::UINT8:
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f[k] = fromDouble<TQ_UINT8>;
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break;
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case KisChannelInfo::UINT16:
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f[k] = fromDouble<TQ_UINT16>;
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break;
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#ifdef HAVE_OPENEXR
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case KisChannelInfo::FLOAT16:
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f[k] = fromDouble<half>;
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break;
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#endif
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case KisChannelInfo::FLOAT32:
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f[k] = fromDouble<float>;
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break;
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case KisChannelInfo::INT8:
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f[k] = fromDouble<TQ_INT8>;
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break;
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case KisChannelInfo::INT16:
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f[k] = fromDouble<TQ_INT16>;
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break;
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default:
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kdWarning() << "Unsupported value type in KisMathToolbox" << endl;
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return;
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}
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}
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for(int i = rect.y(); i < rect.height(); i++)
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{
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KisHLineIteratorPixel dstIt = dst->createHLineIterator(rect.x(), i, rect.width(), true );
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float *srcIt = fr->coeffs + (i-rect.y()) * fr->size * fr->depth;
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while( ! dstIt.isDone() )
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{
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TQ_UINT8* v1 = dstIt.rawData();
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for( int k = 0; k < depth; k++)
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{
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f[k](v1, cis[k]->pos(), *srcIt);
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++srcIt;
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}
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++dstIt;
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}
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}
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}
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#include "kis_math_toolbox.moc"
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