Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "texception.h"
Toshihiro Shimizu 890ddd
#include "tfxparam.h"
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "stdfx.h"
Toshihiro Shimizu 890ddd
#include "trandom.h"
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//===================================================================
Toshihiro Shimizu 890ddd
Shinya Kitaoka d1f6c4
class DissolveFx final : public TStandardRasterFx {
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  FX_PLUGIN_DECLARATION(DissolveFx)
Toshihiro Shimizu 890ddd
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  TRasterFxPort m_input;
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  TDoubleParamP m_intensity;
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
public:
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  DissolveFx() : m_intensity(30.0) {
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    bindParam(this, "intensity", m_intensity);
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    addInputPort("Source", m_input);
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    m_intensity->setValueRange(0.0, 100.0);
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  }
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  ~DissolveFx(){};
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  bool doGetBBox(double frame, TRectD &bBox,
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                 const TRenderSettings &info) override {
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    if (m_input.isConnected()) {
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      bool ret = m_input->doGetBBox(frame, bBox, info);
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      return ret;
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    } else {
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      bBox = TRectD();
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      return false;
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    }
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  }
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  void doCompute(TTile &tile, double frame, const TRenderSettings &ri) override;
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  bool canHandle(const TRenderSettings &info, double frame) override {
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    return true;
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  }
Toshihiro Shimizu 890ddd
};
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
template <typename pixel=""></typename>
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void doDissolve(const TRasterPT<pixel> &ras, const double intensity,</pixel>
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                TRandom &rnd) {
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  int j;
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  ras->lock();
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  for (j = 0; j < ras->getLy(); j++) {
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    PIXEL *pix    = ras->pixels(j);
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    PIXEL *endPix = pix + ras->getLx();
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    while (pix < endPix) {
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      if (pix->m) {
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        double data;
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        data = rnd.getFloat();
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        if (data < intensity) {
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          pix->r = pix->g = pix->b = pix->m = 0;
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        }
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      }
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      *pix++;
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    }
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  }
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  ras->unlock();
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
//-------------------------------------------------------------------
Toshihiro Shimizu 890ddd
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void DissolveFx::doCompute(TTile &tile, double frame,
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                           const TRenderSettings &ri) {
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  if (!m_input.isConnected()) return;
Toshihiro Shimizu 890ddd
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  m_input->compute(tile, frame, ri);
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  TRandom rnd;
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  double intensity = m_intensity->getValue(frame) / 100.0;
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  ;
Toshihiro Shimizu 890ddd
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  TRaster32P raster32 = tile.getRaster();
Toshihiro Shimizu 890ddd
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  if (raster32)
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    doDissolve<tpixel32>(raster32, intensity, rnd);</tpixel32>
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  else {
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    TRaster64P raster64 = tile.getRaster();
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    if (raster64)
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      doDissolve<tpixel64>(raster64, intensity, rnd);</tpixel64>
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    else
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      throw TException("Brightness&Contrast: unsupported Pixel Type");
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  }
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}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
FX_PLUGIN_IDENTIFIER(DissolveFx, "dissolveFx");