726 lines
22 KiB
C++
726 lines
22 KiB
C++
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#include "blend.h"
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//TPoint structure
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#include "tgeometry.h"
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//Palette - pixel functions
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#include "tpalette.h"
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#include "tpixelutils.h"
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#include <vector>
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//=================================================================================
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//===========================
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// Blur pattern class
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//---------------------------
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//! The BlurPattern class delineates the idea of a 'blur'
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//! pattern from a number of random sample points taken
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//! in a neighbourhood of the blurred pixel. The pattern
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//! develops in a radial manner if specified, so that possible
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//! 'obstacles' in the blur can be identified.
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class BlurPattern
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{
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public:
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typedef std::vector<TPoint> SamplePath;
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std::vector<TPoint> m_samples;
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std::vector<SamplePath> m_samplePaths;
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BlurPattern(double distance, unsigned int samplesCount, bool radial);
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~BlurPattern() {}
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};
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//---------------------------------------------------------------------------------
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//Builds the specified number of samples count, inside the specified distance
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//from the origin. If the pattern is radial, paths to the samples points are
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//calculated.
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BlurPattern::BlurPattern(double distance, unsigned int samplesCount, bool radial)
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{
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const double randFactor = 2.0 * distance / RAND_MAX;
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m_samples.resize(samplesCount);
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//Build the samples
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unsigned int i;
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for (i = 0; i < samplesCount; ++i) {
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//NOTE: The following method ensures a perfectly flat probability distribution.
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TPoint candidatePoint(tround(rand() * randFactor - distance), tround(rand() * randFactor - distance));
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double distanceSq = sq(distance);
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while (sq(candidatePoint.x) + sq(candidatePoint.y) > distanceSq)
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candidatePoint = TPoint(tround(rand() * randFactor - distance), tround(rand() * randFactor - distance));
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m_samples[i] = candidatePoint;
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}
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m_samplePaths.resize(samplesCount);
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//If necessary, build the paths
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if (radial) {
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for (i = 0; i < samplesCount; ++i) {
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TPoint &sample = m_samples[i];
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int l = tmax(abs(sample.x), abs(sample.y));
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m_samplePaths[i].reserve(l);
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double dx = sample.x / (double)l;
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double dy = sample.y / (double)l;
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double x, y;
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int j;
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for (j = 0, x = dx, y = dy; j < l; x += dx, y += dy, ++j)
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m_samplePaths[i].push_back(TPoint(tround(x), tround(y)));
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}
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}
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}
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//=================================================================================
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//=================================
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// Raster Selection classes
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//---------------------------------
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struct SelectionData {
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UCHAR m_selectedInk : 1;
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UCHAR m_selectedPaint : 1;
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UCHAR m_pureInk : 1;
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UCHAR m_purePaint : 1;
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};
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//=================================================================================
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// Implements an array of selection infos using bitfields. It seems that bitfields are more optimized than
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// using raw bits and bitwise operators, and use just the double of the space required with bit arrays.
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class SelectionArrayPtr
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{
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std::unique_ptr<SelectionData[]> m_buffer;
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public:
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inline void allocate(unsigned int count)
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{
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m_buffer.reset(new SelectionData[count]);
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memset(m_buffer.get(), 0, count * sizeof(SelectionData));
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}
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inline void destroy()
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{
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m_buffer.reset();
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}
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inline SelectionData *data() const
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{
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return m_buffer.get();
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}
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inline SelectionData *data()
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{
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return m_buffer.get();
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}
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};
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//=================================================================================
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// Bitmap used to store blend color selections and pure color informations.
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class SelectionRaster
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{
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SelectionArrayPtr m_selection;
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int m_wrap;
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public:
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SelectionRaster(TRasterCM32P cm);
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void updateSelection(TRasterCM32P cm, const BlendParam ¶m);
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SelectionData *data() const
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{
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return m_selection.data();
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}
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SelectionData *data()
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{
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return m_selection.data();
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}
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void destroy()
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{
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m_selection.destroy();
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}
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bool isSelectedInk(int xy) const
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{
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return (m_selection.data() + xy)->m_selectedInk;
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}
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bool isSelectedInk(int x, int y) const
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{
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return isSelectedInk(x + y * m_wrap);
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}
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bool isSelectedPaint(int xy) const
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{
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return (m_selection.data() + xy)->m_selectedPaint;
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}
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bool isSelectedPaint(int x, int y) const
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{
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return isSelectedPaint(x + y * m_wrap);
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}
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bool isPureInk(int xy) const
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{
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return (m_selection.data() + xy)->m_pureInk;
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}
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bool isPureInk(int x, int y) const
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{
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return isPureInk(x + y * m_wrap);
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}
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bool isPurePaint(int xy) const
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{
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return (m_selection.data() + xy)->m_purePaint;
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}
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bool isPurePaint(int x, int y) const
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{
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return isPurePaint(x + y * m_wrap);
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}
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bool isToneColor(int xy) const
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{
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return !(isPureInk(xy) || isPurePaint(xy));
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}
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bool isToneColor(int x, int y) const
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{
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return isToneColor(x + y * m_wrap);
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}
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};
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//---------------------------------------------------------------------------------
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inline UCHAR linearSearch(const int *v, unsigned int vSize, int k)
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{
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const int *vEnd = v + vSize;
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for (; v < vEnd; ++v)
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if (*v == k)
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return 1;
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return 0;
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}
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//---------------------------------------------------------------------------------
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// I've seen the std::binary_search go particularly slow... perhaps it was the debug mode,
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// but I guess this is the fastest version possible.
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inline UCHAR binarySearch(const int *v, unsigned int vSize, int k)
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{
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//NOTE: v.size() > 0 due to external restrictions. See SelectionRaster's constructor.
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int a = -1, b, c = vSize;
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for (b = c >> 1; b != a; b = (a + c) >> 1) {
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if (v[b] == k)
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return 1;
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else if (k < v[b])
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c = b;
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else
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a = b;
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}
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return 0;
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}
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//---------------------------------------------------------------------------------
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SelectionRaster::SelectionRaster(TRasterCM32P cm)
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{
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unsigned int lx = cm->getLx(), ly = cm->getLy(), wrap = cm->getWrap();
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unsigned int size = lx * ly;
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m_wrap = lx;
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m_selection.allocate(size);
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cm->lock();
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TPixelCM32 *pix, *pixBegin = (TPixelCM32 *)cm->getRawData();
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SelectionData *selData = data();
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unsigned int i, j;
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for (i = 0; i < ly; ++i) {
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pix = pixBegin + i * wrap;
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for (j = 0; j < lx; ++j, ++pix, ++selData) {
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selData->m_pureInk = pix->getTone() == 0;
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selData->m_purePaint = pix->getTone() == 255;
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}
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}
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cm->unlock();
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}
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//---------------------------------------------------------------------------------
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void SelectionRaster::updateSelection(TRasterCM32P cm, const BlendParam ¶m)
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{
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//Make a hard copy of color indexes. We do so since we absolutely prefer
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//having them SORTED!
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std::vector<int> cIndexes = param.colorsIndexes;
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std::sort(cIndexes.begin(), cIndexes.end());
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unsigned int lx = cm->getLx(), ly = cm->getLy(), wrap = cm->getWrap();
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//Scan each cm pixel, looking if its ink or paint is in param's colorIndexes.
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cm->lock();
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TPixelCM32 *pix, *pixBegin = (TPixelCM32 *)cm->getRawData();
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SelectionData *selData = data();
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const int *v = &cIndexes[0]; //NOTE: cIndexes.size() > 0 due to external check.
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unsigned int vSize = cIndexes.size();
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unsigned int i, j;
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//NOTE: It seems that linear searches are definitely best for small color indexes.
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if (vSize > 50) {
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for (i = 0; i < ly; ++i) {
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pix = pixBegin + i * wrap;
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for (j = 0; j < lx; ++j, ++pix, ++selData) {
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selData->m_selectedInk = binarySearch(v, vSize, pix->getInk());
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selData->m_selectedPaint = binarySearch(v, vSize, pix->getPaint());
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}
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}
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} else {
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for (i = 0; i < ly; ++i) {
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pix = pixBegin + i * wrap;
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for (j = 0; j < lx; ++j, ++pix, ++selData) {
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selData->m_selectedInk = linearSearch(v, vSize, pix->getInk());
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selData->m_selectedPaint = linearSearch(v, vSize, pix->getPaint());
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}
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}
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}
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cm->unlock();
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}
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//=================================================================================
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//========================
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// Blend functions
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//------------------------
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// Pixel whose channels are doubles. Used to store intermediate values for pixel blending.
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struct DoubleRGBMPixel {
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double r;
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double g;
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double b;
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double m;
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DoubleRGBMPixel() : r(0.0), g(0.0), b(0.0), m(0.0) {}
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};
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//---------------------------------------------------------------------------------
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const double maxTone = TPixelCM32::getMaxTone();
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// Returns the ink & paint convex factors associated with passed tone.
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inline void getFactors(int tone, double &inkFactor, double &paintFactor)
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{
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paintFactor = tone / maxTone;
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inkFactor = (1.0 - paintFactor);
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}
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//---------------------------------------------------------------------------------
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// Copies the cmIn paint and ink colors to the output rasters.
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void buildLayers(
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const TRasterCM32P &cmIn, const std::vector<TPixel32> &palColors,
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TRaster32P &inkRaster, TRaster32P &paintRaster)
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{
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//Separate cmIn by copying the ink & paint colors directly to the layer rasters.
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TPixelCM32 *cmPix, *cmBegin = (TPixelCM32 *)cmIn->getRawData();
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TPixel32 *inkPix = (TPixel32 *)inkRaster->getRawData();
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TPixel32 *paintPix = (TPixel32 *)paintRaster->getRawData();
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unsigned int i, j, lx = cmIn->getLx(), ly = cmIn->getLy(), wrap = cmIn->getWrap();
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for (i = 0; i < ly; ++i) {
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cmPix = cmBegin + i * wrap;
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for (j = 0; j < lx; ++j, ++cmPix, ++inkPix, ++paintPix) {
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*inkPix = palColors[cmPix->getInk()];
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*paintPix = palColors[cmPix->getPaint()];
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//Should pure colors be checked...?
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}
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}
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}
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//---------------------------------------------------------------------------------
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// Returns true or false whether the selectedColor is the only selectable color
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// in the neighbourhood. If so, the blend copies it to the output layer pixel directly.
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inline bool isFlatNeighbourhood(
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int selectedColor,
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const TRasterCM32P &cmIn, const TPoint &pos,
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const SelectionRaster &selRas,
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const BlurPattern &blurPattern)
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{
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TPixelCM32 &pix = cmIn->pixels(pos.y)[pos.x];
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int lx = cmIn->getLx(), ly = cmIn->getLy();
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unsigned int xy;
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TPoint samplePix;
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const TPoint *samplePoint = blurPattern.m_samples.empty() ? 0 : &blurPattern.m_samples[0];
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//Read the samples to determine if they only have posSelectedColor
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unsigned int i, samplesCount = blurPattern.m_samples.size();
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for (i = 0; i < samplesCount; ++i, ++samplePoint) {
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//Make sure the sample is inside the image
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samplePix.x = pos.x + samplePoint->x;
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samplePix.y = pos.y + samplePoint->y;
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xy = samplePix.x + lx * samplePix.y;
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if (samplePix.x < 0 || samplePix.y < 0 || samplePix.x >= lx || samplePix.y >= ly)
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continue;
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if (!selRas.isPurePaint(xy) && selRas.isSelectedInk(xy))
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if (cmIn->pixels(samplePix.y)[samplePix.x].getInk() != selectedColor)
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return false;
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if (!selRas.isPureInk(xy) && selRas.isSelectedPaint(xy))
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if (cmIn->pixels(samplePix.y)[samplePix.x].getPaint() != selectedColor)
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return false;
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}
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return true;
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}
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//---------------------------------------------------------------------------------
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// Calculates the estimate of blend selection in the neighbourhood specified by
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// blurPattern.
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inline void addSamples(
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const TRasterCM32P &cmIn, const TPoint &pos,
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const TRaster32P &inkRas, const TRaster32P &paintRas,
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const SelectionRaster &selRas,
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const BlurPattern &blurPattern,
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DoubleRGBMPixel &pixSum, double &factorsSum)
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{
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double inkFactor, paintFactor;
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unsigned int xy, j, l;
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int lx = cmIn->getLx(), ly = cmIn->getLy();
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TPixel32 *color;
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TPoint samplePos, pathPos;
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const TPoint *samplePoint = blurPattern.m_samples.empty() ? 0 : &blurPattern.m_samples[0];
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const TPoint *pathPoint;
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unsigned int i, blurSamplesCount = blurPattern.m_samples.size();
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for (i = 0; i < blurSamplesCount; ++i, ++samplePoint) {
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//Add each samples contribute to the sum
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samplePos.x = pos.x + samplePoint->x;
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samplePos.y = pos.y + samplePoint->y;
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if (samplePos.x < 0 || samplePos.y < 0 || samplePos.x >= lx || samplePos.y >= ly)
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continue;
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//Ensure that each pixel on the sample's path (if any) is selected
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l = blurPattern.m_samplePaths[i].size();
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pathPoint = blurPattern.m_samplePaths[i].empty() ? 0 : &blurPattern.m_samplePaths[i][0];
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for (j = 0; j < l; ++j, ++pathPoint) {
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pathPos.x = pos.x + pathPoint->x;
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pathPos.y = pos.y + pathPoint->y;
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xy = pathPos.x + lx * pathPos.y;
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if (!(selRas.isPurePaint(xy) || selRas.isSelectedInk(xy)))
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break;
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if (!(selRas.isPureInk(xy) || selRas.isSelectedPaint(xy)))
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break;
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}
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if (j < l)
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continue;
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xy = samplePos.x + lx * samplePos.y;
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if (selRas.isSelectedInk(xy) && !selRas.isPurePaint(xy)) {
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getFactors(cmIn->pixels(samplePos.y)[samplePos.x].getTone(), inkFactor, paintFactor);
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color = &inkRas->pixels(samplePos.y)[samplePos.x];
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pixSum.r += inkFactor * color->r;
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pixSum.g += inkFactor * color->g;
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pixSum.b += inkFactor * color->b;
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pixSum.m += inkFactor * color->m;
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factorsSum += inkFactor;
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}
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if (selRas.isSelectedPaint(xy) && !selRas.isPureInk(xy)) {
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getFactors(cmIn->pixels(samplePos.y)[samplePos.x].getTone(), inkFactor, paintFactor);
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color = &paintRas->pixels(samplePos.y)[samplePos.x];
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pixSum.r += paintFactor * color->r;
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pixSum.g += paintFactor * color->g;
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pixSum.b += paintFactor * color->b;
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pixSum.m += paintFactor * color->m;
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factorsSum += paintFactor;
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}
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}
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}
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//---------------------------------------------------------------------------------
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typedef std::pair<TRaster32P, TRaster32P> RGBMRasterPair;
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//---------------------------------------------------------------------------------
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// Performs a single color blending. This function can be repeatedly invoked to
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// perform multiple color blending.
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inline void doBlend(
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const TRasterCM32P &cmIn,
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RGBMRasterPair &inkLayer, RGBMRasterPair &paintLayer,
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const SelectionRaster &selRas,
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const std::vector<BlurPattern> &blurPatterns)
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{
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//Declare some vars
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unsigned int blurPatternsCount = blurPatterns.size();
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int lx = cmIn->getLx(), ly = cmIn->getLy();
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double totalFactor;
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TPixelCM32 *cmPix, *cmBegin = (TPixelCM32 *)cmIn->getRawData();
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TPixel32
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*inkIn = (TPixel32 *)inkLayer.first->getRawData(),
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*inkOut = (TPixel32 *)inkLayer.second->getRawData(),
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*paintIn = (TPixel32 *)paintLayer.first->getRawData(),
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*paintOut = (TPixel32 *)paintLayer.second->getRawData();
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const BlurPattern *blurPattern, *blurPatternsBegin = &blurPatterns[0];
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bool builtSamples = false;
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DoubleRGBMPixel samplesSum;
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//For every cmIn pixel
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TPoint pos;
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SelectionData *selData = selRas.data();
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cmPix = cmBegin;
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for (pos.y = 0; pos.y < ly; ++pos.y, cmPix = cmBegin + pos.y * cmIn->getWrap())
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for (pos.x = 0; pos.x < lx; ++pos.x, ++inkIn, ++inkOut, ++paintIn, ++paintOut, ++selData, ++cmPix) {
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blurPattern = blurPatternsBegin + (rand() % blurPatternsCount);
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//Build the ink blend color
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if (!selData->m_purePaint && selData->m_selectedInk) {
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if (!builtSamples) {
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//Build samples contributes
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totalFactor = 1.0;
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samplesSum.r = samplesSum.g = samplesSum.b = samplesSum.m = 0.0;
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if (!isFlatNeighbourhood(cmPix->getInk(), cmIn, pos, selRas, *blurPattern))
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addSamples(cmIn, pos, inkLayer.first, paintLayer.first, selRas, *blurPattern,
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samplesSum, totalFactor);
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builtSamples = true;
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}
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//Output the blended pixel
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inkOut->r = (samplesSum.r + inkIn->r) / totalFactor;
|
|
inkOut->g = (samplesSum.g + inkIn->g) / totalFactor;
|
|
inkOut->b = (samplesSum.b + inkIn->b) / totalFactor;
|
|
inkOut->m = (samplesSum.m + inkIn->m) / totalFactor;
|
|
} else {
|
|
//If the color is not blended, then just copy the old layer pixel
|
|
*inkOut = *inkIn;
|
|
}
|
|
|
|
//Build the paint blend color
|
|
if (!selData->m_pureInk && selData->m_selectedPaint) {
|
|
if (!builtSamples) {
|
|
//Build samples contributes
|
|
totalFactor = 1.0;
|
|
samplesSum.r = samplesSum.g = samplesSum.b = samplesSum.m = 0.0;
|
|
|
|
if (!isFlatNeighbourhood(cmPix->getPaint(), cmIn, pos, selRas, *blurPattern))
|
|
addSamples(cmIn, pos, inkLayer.first, paintLayer.first, selRas, *blurPattern,
|
|
samplesSum, totalFactor);
|
|
|
|
builtSamples = true;
|
|
}
|
|
|
|
//Output the blended pixel
|
|
paintOut->r = (samplesSum.r + paintIn->r) / totalFactor;
|
|
paintOut->g = (samplesSum.g + paintIn->g) / totalFactor;
|
|
paintOut->b = (samplesSum.b + paintIn->b) / totalFactor;
|
|
paintOut->m = (samplesSum.m + paintIn->m) / totalFactor;
|
|
} else {
|
|
//If the color is not blended, then just copy the old layer pixel
|
|
*paintOut = *paintIn;
|
|
}
|
|
|
|
builtSamples = false;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------
|
|
|
|
typedef std::vector<BlurPattern> BlurPatternContainer;
|
|
|
|
//---------------------------------------------------------------------------------
|
|
|
|
/*! This function performs a group of <a> spatial color blending <\a> operations on Toonz Images.
|
|
The BlendParam structure stores the blend options recognized by this function; it includes
|
|
a list of the palette indexes involved in the blend operation, plus:
|
|
\li \b Intensity represents the \a radius of the blur operation between blend colors.
|
|
\li \b Smoothness is the number of samples per pixel used to approximate the blur.
|
|
<li> <b> Stop at Contour <\b> specifies if lines from pixels to neighbouring samples
|
|
should not trespass color indexes not included in the blend operation <\li>
|
|
The succession of input blend parameters are applied in the order.
|
|
*/
|
|
|
|
template <typename PIXEL>
|
|
void blend(TToonzImageP ti, TRasterPT<PIXEL> rasOut, const std::vector<BlendParam> ¶ms)
|
|
{
|
|
assert(ti->getRaster()->getSize() == rasOut->getSize());
|
|
|
|
//Extract the interesting raster. It should be the savebox of passed cmap, plus - if
|
|
//some param has the 0 index as blending color - the intensity of that blend param.
|
|
unsigned int i, j;
|
|
TRect saveBox(ti->getSavebox());
|
|
|
|
int enlargement = 0;
|
|
for (i = 0; i < params.size(); ++i)
|
|
for (j = 0; j < params[i].colorsIndexes.size(); ++j)
|
|
if (params[i].colorsIndexes[j] == 0)
|
|
enlargement = tmax(enlargement, tceil(params[i].intensity));
|
|
saveBox = saveBox.enlarge(enlargement);
|
|
|
|
TRasterCM32P cmIn(ti->getRaster()->extract(saveBox));
|
|
TRasterPT<PIXEL> rasOutExtract = rasOut->extract(saveBox);
|
|
|
|
//Ensure that cmIn and rasOut have the same size
|
|
unsigned int lx = cmIn->getLx(), ly = cmIn->getLy();
|
|
|
|
//Build the pure colors infos
|
|
SelectionRaster selectionRaster(cmIn);
|
|
|
|
//Now, build a little group of BlurPatterns - and for each, one for passed param.
|
|
//A small number of patterns per param is needed to make the pattern look not ever the same.
|
|
const int blurPatternsPerParam = 10;
|
|
std::vector<BlurPatternContainer> blurGroup(params.size());
|
|
|
|
for (i = 0; i < params.size(); ++i) {
|
|
BlurPatternContainer &blurContainer = blurGroup[i];
|
|
blurContainer.reserve(blurPatternsPerParam);
|
|
|
|
for (j = 0; j < blurPatternsPerParam; ++j)
|
|
blurContainer.push_back(BlurPattern(params[i].intensity, params[i].smoothness, params[i].stopAtCountour));
|
|
}
|
|
|
|
//Build the palette
|
|
TPalette *palette = ti->getPalette();
|
|
std::vector<TPixel32> paletteColors;
|
|
paletteColors.resize(palette->getStyleCount());
|
|
for (i = 0; i < paletteColors.size(); ++i)
|
|
paletteColors[i] = premultiply(palette->getStyle(i)->getAverageColor());
|
|
|
|
//Build the 4 auxiliary rasters for the blending procedure: they are ink / paint versus input / output in the blend.
|
|
//The output raster is reused to spare some memory - it should be, say, the inkLayer's second at the end of the overall
|
|
//blending procedure. It could be the first, without the necessity of clearing it before blending the layers, but things
|
|
//get more complicated when PIXEL is TPixel64...
|
|
RGBMRasterPair inkLayer, paintLayer;
|
|
|
|
TRaster32P rasOut32P_1(lx, ly, lx, (TPixel32 *)rasOut->getRawData(), false);
|
|
inkLayer.first = (params.size() % 2) ? rasOut32P_1 : TRaster32P(lx, ly);
|
|
inkLayer.second = (params.size() % 2) ? TRaster32P(lx, ly) : rasOut32P_1;
|
|
|
|
if (PIXEL::maxChannelValue >= TPixel64::maxChannelValue) {
|
|
TRaster32P rasOut32P_2(lx, ly, lx, ((TPixel32 *)rasOut->getRawData()) + lx * ly, false);
|
|
paintLayer.first = (params.size() % 2) ? rasOut32P_2 : TRaster32P(lx, ly);
|
|
paintLayer.second = (params.size() % 2) ? TRaster32P(lx, ly) : rasOut32P_2;
|
|
} else {
|
|
paintLayer.first = TRaster32P(lx, ly);
|
|
paintLayer.second = TRaster32P(lx, ly);
|
|
}
|
|
|
|
inkLayer.first->clear();
|
|
inkLayer.second->clear();
|
|
paintLayer.first->clear();
|
|
paintLayer.second->clear();
|
|
|
|
//Now, we have to perform the blur of each of the cm's pixels.
|
|
cmIn->lock();
|
|
rasOut->lock();
|
|
|
|
inkLayer.first->lock();
|
|
inkLayer.second->lock();
|
|
paintLayer.first->lock();
|
|
paintLayer.second->lock();
|
|
|
|
//Convert the initial cmIn to fullcolor ink - paint layers
|
|
buildLayers(cmIn, paletteColors, inkLayer.first, paintLayer.first);
|
|
|
|
//Perform the blend on separated ink - paint layers
|
|
for (i = 0; i < params.size(); ++i) {
|
|
if (params[i].colorsIndexes.size() == 0)
|
|
continue;
|
|
|
|
selectionRaster.updateSelection(cmIn, params[i]);
|
|
doBlend(cmIn, inkLayer, paintLayer, selectionRaster, blurGroup[i]);
|
|
|
|
tswap(inkLayer.first, inkLayer.second);
|
|
tswap(paintLayer.first, paintLayer.second);
|
|
}
|
|
|
|
//Release the unnecessary rasters
|
|
inkLayer.second->unlock();
|
|
paintLayer.second->unlock();
|
|
inkLayer.second = TRaster32P();
|
|
paintLayer.second = TRaster32P();
|
|
|
|
//Clear rasOut - since it was reused to spare space...
|
|
rasOut->clear();
|
|
|
|
//Add the ink & paint layers on the output raster
|
|
double PIXELmaxChannelValue = PIXEL::maxChannelValue;
|
|
double toPIXELFactor = PIXELmaxChannelValue / (double)TPixel32::maxChannelValue;
|
|
double inkFactor, paintFactor;
|
|
TPoint pos;
|
|
|
|
PIXEL *outPix, *outBegin = (PIXEL *)rasOutExtract->getRawData();
|
|
TPixelCM32 *cmPix, *cmBegin = (TPixelCM32 *)cmIn->getRawData();
|
|
int wrap = rasOutExtract->getWrap();
|
|
|
|
TPixel32 *inkPix = (TPixel32 *)inkLayer.first->getRawData();
|
|
TPixel32 *paintPix = (TPixel32 *)paintLayer.first->getRawData();
|
|
|
|
for (i = 0; i < ly; ++i) {
|
|
outPix = outBegin + wrap * i;
|
|
cmPix = cmBegin + wrap * i;
|
|
for (j = 0; j < lx; ++j, ++outPix, ++cmPix, ++inkPix, ++paintPix) {
|
|
getFactors(cmPix->getTone(), inkFactor, paintFactor);
|
|
|
|
outPix->r = tcrop(toPIXELFactor * (inkFactor * inkPix->r + paintFactor * paintPix->r), 0.0, PIXELmaxChannelValue);
|
|
outPix->g = tcrop(toPIXELFactor * (inkFactor * inkPix->g + paintFactor * paintPix->g), 0.0, PIXELmaxChannelValue);
|
|
outPix->b = tcrop(toPIXELFactor * (inkFactor * inkPix->b + paintFactor * paintPix->b), 0.0, PIXELmaxChannelValue);
|
|
outPix->m = tcrop(toPIXELFactor * (inkFactor * inkPix->m + paintFactor * paintPix->m), 0.0, PIXELmaxChannelValue);
|
|
}
|
|
}
|
|
|
|
inkLayer.first->unlock();
|
|
paintLayer.first->unlock();
|
|
|
|
cmIn->unlock();
|
|
rasOut->unlock();
|
|
|
|
//Destroy the auxiliary bitmaps
|
|
selectionRaster.destroy();
|
|
}
|
|
|
|
template void blend<TPixel32>(TToonzImageP cmIn, TRasterPT<TPixel32> rasOut, const std::vector<BlendParam> ¶ms);
|
|
template void blend<TPixel64>(TToonzImageP cmIn, TRasterPT<TPixel64> rasOut, const std::vector<BlendParam> ¶ms);
|