Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "tools/stylepicker.h"
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#include "tcolorstyles.h"
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#include "tstroke.h"
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#include "tofflinegl.h"
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#include "tvectorrenderdata.h"
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#include "tvectorimage.h"
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#include "ttoonzimage.h"
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#include "trasterimage.h"
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#include "toonz/dpiscale.h"
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#include "tpixelutils.h"
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#include "tregion.h"
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#include "toonzqt/gutil.h"
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#include <qrect></qrect>
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//---------------------------------------------------------
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StylePicker::StylePicker(const QWidget *parent, const TImageP &image)
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    : m_widget(parent), m_image(image), m_palette(image->getPalette()) {}
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//---------------------------------------------------------
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StylePicker::StylePicker(const QWidget *parent, const TImageP &image,
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                         const TPaletteP &palette)
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    : m_widget(parent), m_image(image), m_palette(palette) {}
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//---------------------------------------------------------
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TPoint StylePicker::getRasterPoint(const TPointD &p) const {
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  if (TToonzImageP ti = m_image) {
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    // DpiScale dpiScale(ti);
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    TDimension size = ti->getSize();
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    return TPoint(tround(0.5 * size.lx + p.x),   /// dpiScale.getSx()),
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                  tround(0.5 * size.ly + p.y));  /// dpiScale.getSy()));
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  } else if (TRasterImageP ri = m_image) {
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    // DpiScale dpiScale(ri);
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    TDimension size = ri->getRaster()->getSize();
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    return TPoint(tround(0.5 * size.lx + p.x),   // /dpiScale.getSx()),
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                  tround(0.5 * size.ly + p.y));  // /dpiScale.getSy()));
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  } else
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    return TPoint(tround(p.x), tround(p.y));
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}
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//---------------------------------------------------------
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/*-- (StylePickerTool内で)LineとAreaを切り替えてPickできる。mode: 0=Area,
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 * 1=Line, 2=Line&Areas(default)  --*/
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int StylePicker::pickStyleId(const TPointD &pos, double radius, double scale2,
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                             int mode) const {
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  int styleId = 0;
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  if (TToonzImageP ti = m_image) {
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    TRasterCM32P ras = ti->getRaster();
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    TPoint point     = getRasterPoint(pos);
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    if (!ras->getBounds().contains(point)) return -1;
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    TPixelCM32 col = ras->pixels(point.y)[point.x];
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    switch (mode) {
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    case 0:  // AREAS
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      styleId = col.getPaint();
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      break;
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    case 1:  // LINES
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      styleId = col.getInk();
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      break;
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    case 2:  // ALL (Line & Area)
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    default:
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      styleId = col.isPurePaint() ? col.getPaint() : col.getInk();
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      break;
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    }
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  } else if (TRasterImageP ri = m_image) {
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    const TPalette *palette = m_palette.getPointer();
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    if (!palette) return -1;
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    TRaster32P ras = ri->getRaster();
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    if (!ras) return -1;
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    TPoint point = getRasterPoint(pos);
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    if (!ras->getBounds().contains(point)) return -1;
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    TPixel32 col = ras->pixels(point.y)[point.x];
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    styleId      = palette->getClosestStyle(col);
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  } else if (TVectorImageP vi = m_image) {
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    // prima cerca lo stile della regione piu' vicina
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    TRegion *r = vi->getRegion(pos);
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    if (r) styleId = r->getStyle();
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    bool strokeFound;
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    double dist2, w, thick;
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    UINT index;
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    //! funzionerebbe ancora meglio con un getNearestStroke che considera
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    // la thickness, cioe' la min distance dalla outline e non dalla centerLine
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    strokeFound = vi->getNearestStroke(pos, w, index, dist2);
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    if (strokeFound) {
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      int devPixRatio = getDevicePixelRatio(m_widget);
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      dist2 *= scale2;
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      TStroke *stroke = vi->getStroke(index);
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      thick           = stroke->getThickPoint(w).thick;
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      double len2     = thick * thick * scale2;
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      const double minDist2 =
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          (styleId == 0) ? radius * radius * (double)(devPixRatio * devPixRatio)
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                         : 0;
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      double checkDist = std::max(minDist2, len2);
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      if (dist2 < checkDist) {
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        assert(stroke);
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        styleId = stroke->getStyle();
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      }
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    }
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  }
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  return styleId;
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}
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//---------------------------------------------------------
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/*--- Toonz Raster LevelのToneを拾う。 ---*/
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int StylePicker::pickTone(const TPointD &pos) const {
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  if (TToonzImageP ti = m_image) {
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    TRasterCM32P ras = ti->getRaster();
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    if (!ras) return -1;
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    TPoint point = getRasterPoint(pos);
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    if (!ras->getBounds().contains(point)) return -1;
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    TPixelCM32 col = ras->pixels(point.y)[point.x];
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    return col.getTone();
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  } else
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    return -1;
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}
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//---------------------------------------------------------
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TPixel32 StylePicker::pickColor(const TPointD &pos, double radius,
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                                double scale2) const {
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  TToonzImageP ti  = m_image;
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  TRasterImageP ri = m_image;
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  TVectorImageP vi = m_image;
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  if (!!ri)  // !!ti || !!ri)
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  {
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    TRasterP raster;
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    // if(ti)
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    //  raster = ti->getRGBM(true);
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    // else
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    raster = ri->getRaster();
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    TPoint point = getRasterPoint(pos);
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    if (!raster->getBounds().contains(point)) return TPixel32::Transparent;
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    TRaster32P raster32 = raster;
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    if (raster32) return raster32->pixels(point.y)[point.x];
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    TRasterGR8P rasterGR8 = raster;
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    if (rasterGR8) return toPixel32(rasterGR8->pixels(point.y)[point.x]);
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  } else if (vi) {
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    const TPalette *palette = m_palette.getPointer();
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    if (!palette) return TPixel32::Transparent;
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    int styleId = pickStyleId(pos, radius, scale2);
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    if (0 <= styleId && styleId < palette->getStyleCount())
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      return palette->getStyle(styleId)->getAverageColor();
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  } else if (ti) {
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    const TPalette *palette = m_palette.getPointer();
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    if (!palette) return TPixel32::Transparent;
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    int paintId = pickStyleId(pos, radius, scale2, 0);
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    int inkId   = pickStyleId(pos, radius, scale2, 1);
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    int tone    = pickTone(pos);
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    TPixel32 ink, paint;
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    if (0 <= inkId && inkId < palette->getStyleCount())
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      ink = palette->getStyle(inkId)->getAverageColor();
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    if (0 <= paintId && paintId < palette->getStyleCount())
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      paint = palette->getStyle(paintId)->getAverageColor();
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    if (tone == 0)
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      return ink;
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    else if (tone == 255)
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      return paint;
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    else
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      return blend(ink, paint, tone, TPixelCM32::getMaxTone());
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  }
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  return TPixel32::Transparent;
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}
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//---------------------------------------------------------
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TPixel64 StylePicker::pickColor16(const TPointD &pos, double radius,
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                                  double scale2) const {
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  TToonzImageP ti  = m_image;
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  TRasterImageP ri = m_image;
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  TVectorImageP vi = m_image;
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  assert(ri && !ti && !vi);
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  if (!ri || ti || vi) return TPixel64::Transparent;
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  TRasterP raster = ri->getRaster();
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  if (raster->getPixelSize() != 8) return TPixel64::Transparent;
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  TPoint point = getRasterPoint(pos);
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  if (!raster->getBounds().contains(point)) return TPixel64::Transparent;
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  TRaster64P raster64 = raster;
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  if (!raster64) return TPixel64::Transparent;
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  return raster64->pixels(point.y)[point.x];
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}
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//---------------------------------------------------------
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TPixel32 StylePicker::pickAverageColor(const TRectD &rect) const {
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  TRasterImageP ri = m_image;
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  assert(ri);
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  if (!!ri) {
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    TRasterP raster;
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    raster = ri->getRaster();
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    TPoint topLeft     = getRasterPoint(rect.getP00());
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    TPoint bottomRight = getRasterPoint(rect.getP11());
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    if (!raster->getBounds().overlaps(TRect(topLeft, bottomRight)))
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      return TPixel32::Transparent;
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    topLeft.x     = std::max(0, topLeft.x);
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    topLeft.y     = std::max(0, topLeft.y);
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    bottomRight.x = std::min(raster->getLx(), bottomRight.x);
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    bottomRight.y = std::min(raster->getLy(), bottomRight.y);
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    TRaster32P raster32 = raster;
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    assert(raster32);
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    if (raster32) {
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      UINT r = 0, g = 0, b = 0, m = 0, size = 0;
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      for (int y = topLeft.y; y < bottomRight.y; y++) {
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        TPixel32 *p = &raster32->pixels(y)[topLeft.x];
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        for (int x = topLeft.x; x < bottomRight.x; x++, p++) {
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          r += p->r;
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          g += p->g;
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          b += p->b;
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          m += p->m;
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          size++;
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        }
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      }
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      if (size)
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        return TPixel32(r / size, g / size, b / size, m / size);
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      else
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        return TPixel32::Transparent;
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    }
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  }
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  return TPixel32::Transparent;
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}
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//---------------------------------------------------------
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TPixel64 StylePicker::pickAverageColor16(const TRectD &rect) const {
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  TRasterImageP ri = m_image;
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  assert(ri);
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  if (!ri) return TPixel64::Transparent;
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  TRasterP raster;
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  raster = ri->getRaster();
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  if (raster->getPixelSize() != 8) return TPixel64::Transparent;
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  TPoint topLeft     = getRasterPoint(rect.getP00());
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  TPoint bottomRight = getRasterPoint(rect.getP11());
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  if (!raster->getBounds().overlaps(TRect(topLeft, bottomRight)))
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    return TPixel64::Transparent;
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  topLeft.x     = std::max(0, topLeft.x);
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  topLeft.y     = std::max(0, topLeft.y);
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  bottomRight.x = std::min(raster->getLx(), bottomRight.x);
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  bottomRight.y = std::min(raster->getLy(), bottomRight.y);
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  TRaster64P raster64 = raster;
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  assert(raster64);
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  if (!raster64) return TPixel64::Transparent;
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  uint64_t r = 0, g = 0, b = 0, m = 0, size = 0;
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  for (int y = topLeft.y; y < bottomRight.y; y++) {
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    TPixel64 *p = &raster64->pixels(y)[topLeft.x];
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    for (int x = topLeft.x; x < bottomRight.x; x++, p++) {
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      r += p->r;
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      g += p->g;
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      b += p->b;
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      m += p->m;
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      size++;
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    }
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  }
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  if (size)
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    return TPixel64(r / size, g / size, b / size, m / size);
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  else
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    return TPixel64::Transparent;
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}
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//---------------------------------------------------------
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namespace {
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TPixel32 getAverageColor(const TRect &rect) {
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  GLenum fmt =
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#if defined(TNZ_MACHINE_CHANNEL_ORDER_BGRM)
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      GL_RGBA;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_MBGR)
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      GL_ABGR_EXT;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_RGBM)
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      GL_RGBA;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_MRGB)
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      GL_BGRA;
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#else
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//   Error  PLATFORM NOT SUPPORTED
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#error "unknown channel order!"
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#endif
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  UINT r = 0, g = 0, b = 0, m = 0;
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  std::vector<tpixel32> buffer(rect.getLx() * rect.getLy());</tpixel32>
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  glReadPixels(rect.x0, rect.y0, rect.getLx(), rect.getLy(), fmt, TGL_TYPE,
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               &buffer[0]);
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  int size = rect.getLx() * rect.getLy();
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  for (int i = 0; i < size; i++) {
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    r += buffer[i].r;
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    g += buffer[i].g;
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    b += buffer[i].b;
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  }
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  return TPixel32(b / size, g / size, r / size, TPixel32::maxChannelValue);
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}
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//---------------------------------------------------------
Toshihiro Shimizu 890ddd
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TPixel32 getAverageColor(TStroke *stroke) {
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  GLenum fmt =
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#if defined(TNZ_MACHINE_CHANNEL_ORDER_BGRM)
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      GL_RGBA;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_MBGR)
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      GL_ABGR_EXT;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_RGBM)
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      GL_RGBA;
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#elif defined(TNZ_MACHINE_CHANNEL_ORDER_MRGB)
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      GL_BGRA;
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#else
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//   Error  PLATFORM NOT SUPPORTED
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#error "unknown channel order"
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#endif
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  // leggo il buffer e mi prendo i pixels
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  UINT r = 0, g = 0, b = 0, m = 0;
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  TRect rect = convert(stroke->getBBox());
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  std::vector<tpixel32> buffer(rect.getLx() * rect.getLy());</tpixel32>
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  glReadPixels(rect.x0, rect.y0, rect.getLx(), rect.getLy(), fmt,
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               GL_UNSIGNED_BYTE, &buffer[0]);
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  // calcolo le regioni dello stroke
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  TVectorImage aux;
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  aux.addStroke(stroke);
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  aux.transform(TTranslation(convert(-rect.getP00())));
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  aux.findRegions();
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  int regionCount = aux.getRegionCount();
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  int size = 0, lx = rect.getLx();
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  for (int j = 0; j < regionCount; j++) {
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    TRegion *reg  = aux.getRegion(j);
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    TRect regRect = convert(reg->getBBox());
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    for (int y = regRect.y0; y < regRect.y1; y++) {
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      std::vector<double> intersections;</double>
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      reg->computeScanlineIntersections(y, intersections);
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      assert(!(intersections.size() & 0x1));
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      for (UINT i = 0; i < intersections.size(); i += 2) {
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        if (intersections[i] == intersections[i + 1]) continue;
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        int firstInters  = (int)intersections[i];
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        int secondInters = (int)intersections[i + 1];
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        for (int x = firstInters + 1; x < secondInters - 1; x++) {
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          r += buffer[y * lx + x].r;
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          g += buffer[y * lx + x].g;
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          b += buffer[y * lx + x].b;
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          size++;
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        }
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      }
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    }
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  }
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  if (size != 0)
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    return TPixel32(b / size, g / size, r / size, 255);
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  else
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    return TPixel32(buffer[0].b, buffer[0].g, buffer[0].r, 255);
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}
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shun-iwasawa 21c135
}  // namespace
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//---------------------------------------------------------
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TPixel32 StylePicker::pickColor(const TRectD &area) const {
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  // TRectD rect=area.enlarge(-1,-1);
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  return getAverageColor(convert(area));
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}
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//---------------------------------------------------------
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TPixel32 StylePicker::pickColor(TStroke *stroke) const {
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  return getAverageColor(stroke);
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}
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//---------------------------------------------------------