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Viewing changes to krita/image/kis_random_sub_accessor.cpp

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2012-09-17 14:19:19 UTC
  • mfrom: (1.1.11)
  • Revision ID: package-import@ubuntu.com-20120917141919-wz02w3j1br9fdnle
Tags: 1:2.5.2-0ubuntu1
* New upstream bugfix release
* Remove kubuntu_01_arm_fixes.diff now upstream

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krita/image/kis_random_sub_accessor.cpp
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#include "kis_paint_device.h"
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KisRandomSubAccessor::KisRandomSubAccessor(const KisPaintDeviceSP device)
 
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KisRandomSubAccessor::KisRandomSubAccessor(KisPaintDeviceSP device)
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        : m_device(device)
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        , m_currentPoint(0, 0)
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        , m_randomAccessor(device->createRandomConstAccessorNG(0, 0))
 
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        , m_randomAccessor(device->createRandomAccessorNG(0, 0))
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{
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}
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    pixels[3] = m_randomAccessor->oldRawData();
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    m_device->colorSpace()->mixColorsOp()->mixColors(pixels, weights, 4, dst);
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}
 
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void KisRandomSubAccessor::sampledRawData(quint8* dst)
 
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{
 
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    const quint8* pixels[4];
 
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    qint16 weights[4];
 
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    int x = (int)floor(m_currentPoint.x());
 
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    int y = (int)floor(m_currentPoint.y());
 
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    double hsub = m_currentPoint.x() - x;
 
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    if (hsub < 0.0) hsub = 1.0 + hsub;
 
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    double vsub = m_currentPoint.y() - y;
 
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    if (vsub < 0.0) vsub = 1.0 + vsub;
 
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    weights[0] = (int)round((1.0 - hsub) * (1.0 - vsub) * 255);
 
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    m_randomAccessor->moveTo(x, y);
 
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    pixels[0] = m_randomAccessor->rawData();
 
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    weights[1] = (int)round((1.0 - vsub) * hsub * 255);
 
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    m_randomAccessor->moveTo(x + 1, y);
 
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    pixels[1] = m_randomAccessor->rawData();
 
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    weights[2] = (int)round(vsub * (1.0 - hsub) * 255);
 
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    m_randomAccessor->moveTo(x, y + 1);
 
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    pixels[2] = m_randomAccessor->rawData();
 
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    weights[3] = (int)round(hsub * vsub * 255);
 
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    m_randomAccessor->moveTo(x + 1, y + 1);
 
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    pixels[3] = m_randomAccessor->rawData();
 
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    m_device->colorSpace()->mixColorsOp()->mixColors(pixels, weights, 4, dst);
 
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}