From 698569f8428ca088f764d704034a1330517b98c0 Mon Sep 17 00:00:00 2001
From: tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Sun, 26 Jun 2011 00:41:16 +0000
Subject: Finish rebranding of Krita as Chalk

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/koffice@1238363 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 chalk/core/kis_math_toolbox.cpp | 166 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 166 insertions(+)
 create mode 100644 chalk/core/kis_math_toolbox.cpp

(limited to 'chalk/core/kis_math_toolbox.cpp')

diff --git a/chalk/core/kis_math_toolbox.cpp b/chalk/core/kis_math_toolbox.cpp
new file mode 100644
index 000000000..f4fdf88c3
--- /dev/null
+++ b/chalk/core/kis_math_toolbox.cpp
@@ -0,0 +1,166 @@
+/*
+ *  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 "kis_math_toolbox.h"
+
+#ifdef HAVE_OPENEXR
+#include <half.h>
+#endif
+
+#include "kis_basic_math_toolbox.h"
+#include "kis_iterators_pixel.h"
+
+
+KisMathToolbox::KisMathToolbox(KisID id) : m_id(id)
+{
+}
+
+KisMathToolbox::~KisMathToolbox()
+{
+}
+
+KisMathToolboxFactoryRegistry::KisMathToolboxFactoryRegistry()
+{
+    add(new KisBasicMathToolbox());
+}
+KisMathToolboxFactoryRegistry::~KisMathToolboxFactoryRegistry()
+{
+}
+template<typename T>
+double toDouble(TQ_UINT8* data, int channelpos )
+{
+    return (float)( *((T*)(data + channelpos)) );
+}
+
+typedef double (*PtrToDouble)(TQ_UINT8*, int);
+
+template<typename T>
+void fromDouble(TQ_UINT8* data, int channelpos, double v )
+{
+    *((T*)(data + channelpos)) = (T)v;
+}
+
+typedef void (*PtrFromDouble)(TQ_UINT8*, int, double);
+
+
+void KisMathToolbox::transformToFR(KisPaintDeviceSP src, KisFloatRepresentation* fr, const TQRect& rect)
+{
+    TQ_INT32 depth = src->colorSpace()->nColorChannels();
+    TQMemArray<PtrToDouble> f(depth);
+    TQValueVector<KisChannelInfo *> cis = src->colorSpace()->channels();
+    for(TQ_INT32 k = 0; k < depth; k++)
+    {
+        switch( cis[k]->channelValueType() )
+        {
+            case KisChannelInfo::UINT8:
+                f[k] = toDouble<TQ_UINT8>;
+                break;
+            case KisChannelInfo::UINT16:
+                f[k] = toDouble<TQ_UINT16>;
+                break;
+#ifdef HAVE_OPENEXR		
+            case KisChannelInfo::FLOAT16:
+                f[k] = toDouble<half>;
+                break;
+#endif
+            case KisChannelInfo::FLOAT32:
+                f[k] = toDouble<float>;
+                break;
+            case KisChannelInfo::INT8:
+                f[k] = toDouble<TQ_INT8>;
+                break;
+            case KisChannelInfo::INT16:
+                f[k] = toDouble<TQ_INT16>;
+                break;
+            default:
+                kdWarning() << "Unsupported value type in KisMathToolbox" << endl;
+                return;
+        }
+    }
+    
+    for(int i = rect.y(); i < rect.height(); i++)
+    {
+        KisHLineIteratorPixel srcIt = src->createHLineIterator(rect.x(), i, rect.width(), false );
+        float *dstIt = fr->coeffs + (i-rect.y()) * fr->size * fr->depth;
+        while( ! srcIt.isDone() )
+        {
+            TQ_UINT8* v1 = srcIt.rawData();
+            for( int k = 0; k < depth; k++)
+            {
+                *dstIt = f[k](v1, cis[k]->pos());
+                ++dstIt;
+            }
+            ++srcIt;
+        }
+    }
+}
+
+void KisMathToolbox::transformFromFR(KisPaintDeviceSP dst, KisFloatRepresentation* fr, const TQRect& rect)
+{
+    TQ_INT32 depth = dst->colorSpace()->nColorChannels();
+    TQMemArray<PtrFromDouble> f(depth);
+    TQValueVector<KisChannelInfo *> cis = dst->colorSpace()->channels();
+    for(TQ_INT32 k = 0; k < depth; k++)
+    {
+        switch( cis[k]->channelValueType() )
+        {
+            case KisChannelInfo::UINT8:
+                f[k] = fromDouble<TQ_UINT8>;
+                break;
+            case KisChannelInfo::UINT16:
+                f[k] = fromDouble<TQ_UINT16>;
+                break;
+#ifdef HAVE_OPENEXR
+            case KisChannelInfo::FLOAT16:
+                f[k] = fromDouble<half>;
+                break;
+#endif		
+            case KisChannelInfo::FLOAT32:
+                f[k] = fromDouble<float>;
+                break;
+            case KisChannelInfo::INT8:
+                f[k] = fromDouble<TQ_INT8>;
+                break;
+            case KisChannelInfo::INT16:
+                f[k] = fromDouble<TQ_INT16>;
+                break;
+            default:
+                kdWarning() << "Unsupported value type in KisMathToolbox" << endl;
+                return;
+        }
+    }
+    for(int i = rect.y(); i < rect.height(); i++)
+    {
+        KisHLineIteratorPixel dstIt = dst->createHLineIterator(rect.x(), i, rect.width(), true );
+        float *srcIt = fr->coeffs + (i-rect.y()) * fr->size * fr->depth;
+        while( ! dstIt.isDone() )
+        {
+            TQ_UINT8* v1 = dstIt.rawData();
+            for( int k = 0; k < depth; k++)
+            {
+                f[k](v1, cis[k]->pos(), *srcIt);
+                ++srcIt;
+            }
+            ++dstIt;
+        }
+    }
+}
+
+#include "kis_math_toolbox.moc"
-- 
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