Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "texception.h"
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#include "tfxparam.h"
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#include "stdfx.h"
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#include "tspectrumparam.h"
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#include "tparamuiconcept.h"
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class DiamondGradientFx final : public TStandardZeraryFx {
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  FX_PLUGIN_DECLARATION(DiamondGradientFx)
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  TSpectrumParamP m_colors;
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  TDoubleParamP m_size;
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public:
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  DiamondGradientFx() : m_size(100.0) {
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    TSpectrum::ColorKey colors[] = {TSpectrum::ColorKey(0, TPixel32::White),
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                                    TSpectrum::ColorKey(0.2, TPixel32::Yellow),
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                                    TSpectrum::ColorKey(0.4, TPixel32::Blue),
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                                    TSpectrum::ColorKey(0.6, TPixel32::Green),
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                                    TSpectrum::ColorKey(0.8, TPixel32::Magenta),
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                                    TSpectrum::ColorKey(1, TPixel32::Red)};
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    m_colors = TSpectrumParamP(tArrayCount(colors), colors);
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    m_size->setMeasureName("fxLength");
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    bindParam(this, "colors", m_colors);
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    bindParam(this, "size", m_size);
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  }
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  ~DiamondGradientFx(){};
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  bool doGetBBox(double, TRectD &bBox, const TRenderSettings &info) override {
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    bBox = TConsts::infiniteRectD;
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    return true;
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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 false;
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  }
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  void getParamUIs(TParamUIConcept *&concepts, int &length) override {
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    concepts = new TParamUIConcept[length = 1];
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    concepts[0].m_type  = TParamUIConcept::RADIUS;
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    concepts[0].m_label = "Size";
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    concepts[0].m_params.push_back(m_size);
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  }
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};
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template <typename pixel=""></typename>
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void doDiamondGradient(const TRasterPT<pixel> &ras,</pixel>
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                       const TSpectrumT<pixel> &spectrum, TPointD &tilepos,</pixel>
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                       double size) {
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  PIXEL outpixel = spectrum.getPremultipliedValue(1.);
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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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    TPointD pos = tilepos;
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    pos.y += j;
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    double fy     = fabs(pos.y) / size;
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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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      double s;
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      double fx = fabs(pos.x) / size;
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      if ((fx * fy) < 1) {
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        s      = fx * fy;
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        *pix++ = spectrum.getPremultipliedValue(s);
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      } else
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        *pix++ = outpixel;
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      pos.x += 1.0;
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    }
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  }
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  ras->unlock();
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}
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//------------------------------------------------------------------
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void DiamondGradientFx::doCompute(TTile &tile, double frame,
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                                  const TRenderSettings &ri) {
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  double size = m_size->getValue(frame) * ri.m_affine.a11 / ri.m_shrinkX;
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  TPointD pos = tile.m_pos;
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  if (TRaster32P raster32 = tile.getRaster())
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    doDiamondGradient<tpixel32>(raster32, m_colors->getValue(frame), pos, size);</tpixel32>
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  else if (TRaster64P raster64 = tile.getRaster())
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    doDiamondGradient<tpixel64>(raster64, m_colors->getValue64(frame), pos,</tpixel64>
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                                size);
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  else
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    throw TException("DiamondGradientFx: unsupported Pixel Type");
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}
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//==============================================================================
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FX_PLUGIN_IDENTIFIER(DiamondGradientFx, "diamondGradientFx");