#include <sstream> /* std::ostringstream */</sstream>

#include "tfxparam.h"

#include "stdfx.h"

#include "ino_common.h"

#include "globalcontrollablefx.h"

//------------------------------------------------------------

class ino_hsv_add final : public GlobalControllableFx {

  FX_PLUGIN_DECLARATION(ino_hsv_add)

  TRasterFxPort m_input;

  TRasterFxPort m_noise;

  TRasterFxPort m_refer;

  TIntEnumParamP m_from_rgba;

  TDoubleParamP m_offset;

  TDoubleParamP m_hue;

  TDoubleParamP m_sat;

  TDoubleParamP m_val;

  TDoubleParamP m_alp;

  TBoolParamP m_anti_alias;

  TIntEnumParamP m_ref_mode;

public:

  ino_hsv_add()

      : m_from_rgba(new TIntEnumParam(0, "Red"))

      , m_offset(0.5 * ino::param_range())

      , m_hue(0.0 * ino::param_range())

      , m_sat(0.0 * ino::param_range())

      , m_val(0.25 * ino::param_range())

      , m_alp(0.0 * ino::param_range())

      , m_anti_alias(true)

      , m_ref_mode(new TIntEnumParam(0, "Red")) {

    addInputPort("Source", this->m_input);

    addInputPort("Noise", this->m_noise);

    addInputPort("Reference", this->m_refer);

    bindParam(this, "from_rgba", this->m_from_rgba);

    bindParam(this, "offset", this->m_offset);

    bindParam(this, "hue", this->m_hue);

    bindParam(this, "saturation", this->m_sat);

    bindParam(this, "value", this->m_val);

    bindParam(this, "alpha", this->m_alp);

    bindParam(this, "anti_alias", this->m_anti_alias);

    bindParam(this, "reference", this->m_ref_mode);

    this->m_from_rgba->addItem(1, "Green");

    this->m_from_rgba->addItem(2, "Blue");

    this->m_from_rgba->addItem(3, "Alpha");

    this->m_offset->setValueRange(-1.0 * ino::param_range(),

                                  1.0 * ino::param_range());

    this->m_hue->setValueRange(-1.0 * ino::param_range(),

                               1.0 * ino::param_range());

    this->m_sat->setValueRange(-1.0 * ino::param_range(),

                               1.0 * ino::param_range());

    this->m_val->setValueRange(-1.0 * ino::param_range(),

                               1.0 * ino::param_range());

    this->m_alp->setValueRange(-1.0 * ino::param_range(),

                               1.0 * ino::param_range());

    this->m_ref_mode->addItem(1, "Green");

    this->m_ref_mode->addItem(2, "Blue");

    this->m_ref_mode->addItem(3, "Alpha");

    this->m_ref_mode->addItem(4, "Luminance");

    this->m_ref_mode->addItem(-1, "Nothing");

    enableComputeInFloat(true);

  }

  bool doGetBBox(double frame, TRectD &bBox,

                 const TRenderSettings &info) override {

    if (this->m_input.isConnected()) {

      return this->m_input->doGetBBox(frame, bBox, info);

    } else {

      bBox = TRectD();

      return false;

    }

  }

  bool canHandle(const TRenderSettings &rend_sets, double frame) override {

    return true;

  }

  void doCompute(TTile &tile, double frame,

                 const TRenderSettings &rend_sets) override;

};

FX_PLUGIN_IDENTIFIER(ino_hsv_add, "inohsvAddFx");

//------------------------------------------------------------

#include "igs_hsv_add.h"

namespace {

void fx_(TRasterP in_ras, const TRasterP noise_ras, const TRasterP refer_ras,

         const int refer_mode

         ,

         const int xoffset, const int yoffset, const int from_rgba,

         const double offset, const double hue_scale, const double sat_scale,

         const double val_scale, const double alp_scale,

         const bool anti_alias_sw) {

  /***std::vector<unsigned char=""> in_vec;</unsigned>

  ino::ras_to_vec( in_ras, ino::channels(), in_vec );

  std::vector<unsigned char=""> refer_vec;</unsigned>

  ino::ras_to_vec( noise_ras, ino::channels(), refer_vec );***/

  TRasterGR8P ref_gr8;

  if ((refer_ras != nullptr) && (0 <= refer_mode)) {

    ref_gr8 = TRasterGR8P(in_ras->getLy(), in_ras->getLx() * sizeof(float));

    ref_gr8->lock();

    ino::ras_to_ref_float_arr(refer_ras,

                              reinterpret_cast<float *="">(ref_gr8->getRawData()),</float>

                              refer_mode);

  }

  TRasterGR8P in_gr8(in_ras->getLy(),

                     in_ras->getLx() * ino::channels() * sizeof(float));

  in_gr8->lock();

  ino::ras_to_float_arr(in_ras, ino::channels(),

                        reinterpret_cast<float *="">(in_gr8->getRawData()));</float>

  TRasterGR8P noise_gr8(noise_ras->getLy(),

                        noise_ras->getLx() * ino::channels() * sizeof(float));

  noise_gr8->lock();

  ino::ras_to_float_arr(noise_ras, ino::channels(),

                        reinterpret_cast<float *="">(noise_gr8->getRawData()));</float>

  igs::hsv_add::change(

      reinterpret_cast<float *="">(in_gr8->getRawData()), in_ras->getLy(),</float>

      in_ras->getLx()  // Not use in_ras->getWrap()

      ,

      ino::channels(), reinterpret_cast<float *="">(noise_gr8->getRawData()),</float>

      (ref_gr8) ? reinterpret_cast<float *="">(ref_gr8->getRawData()) : nullptr,</float>

      xoffset, yoffset, from_rgba, offset, hue_scale, sat_scale, val_scale,

      alp_scale, anti_alias_sw);

  /***ino::vec_to_ras( refer_vec, 0, 0 );

  ino::vec_to_ras( in_vec, ino::channels(), in_ras, 0 );***/

  ino::float_arr_to_ras(in_gr8->getRawData(), ino::channels(), in_ras, 0);

  noise_gr8->unlock();

  in_gr8->unlock();

  if (ref_gr8) ref_gr8->unlock();

}

}  // namespace

//------------------------------------------------------------

void ino_hsv_add::doCompute(TTile &tile, double frame,

                            const TRenderSettings &rend_sets) {

  /* ------ 両方とも接続していなければ処理しない ------------ */

  const bool in_cn_is    = this->m_input.isConnected();

  const bool noise_cn_is = this->m_noise.isConnected();

  if (!in_cn_is || !noise_cn_is) {

    tile.getRaster()->clear(); /* 塗りつぶしクリア */

    return;

  }

  /* ------ サポートしていないPixelタイプはエラーを投げる --- */

  if (!((TRaster32P)tile.getRaster()) && !((TRaster64P)tile.getRaster()) &&

      !((TRasterFP)tile.getRaster())) {

    throw TRopException("unsupported input pixel type");

  }

  /* ------ 動作パラメータを得る ---------------------------- */

  const int xoffset      = 0.0;

  const int yoffset      = 0.0;

  const int from_rgba    = this->m_from_rgba->getValue();

  const double offset    = this->m_offset->getValue(frame) / ino::param_range();

  const double hue_scale = this->m_hue->getValue(frame) / ino::param_range();

  const double sat_scale = this->m_sat->getValue(frame) / ino::param_range();

  const double val_scale = this->m_val->getValue(frame) / ino::param_range();

  const double alp_scale = this->m_alp->getValue(frame) / ino::param_range();

  const bool anti_alias_sw = this->m_anti_alias->getValue();

  const int refer_mode     = this->m_ref_mode->getValue();

  /* ------ 画像生成 ---------------------------------------- */

  this->m_input->compute(tile, frame, rend_sets);

  /* ------ noise画像生成 ------------------------------------ */

  TTile noise_tile;

  this->m_noise->allocateAndCompute(noise_tile, tile.m_pos,

                                    tile.getRaster()->getSize(),

                                    tile.getRaster(), frame, rend_sets);

  /*------ 参照画像生成 --------------------------------------*/

  TTile refer_tile;

  bool refer_sw = false;

  if (this->m_refer.isConnected()) {

    refer_sw = true;

    this->m_refer->allocateAndCompute(

        refer_tile, tile.m_pos,

        TDimensionI(/* Pixel単位 */

                    tile.getRaster()->getLx(), tile.getRaster()->getLy()),

        tile.getRaster(), frame, rend_sets);

  }

  /* ------ (app_begin)log記憶 ------------------------------ */

  const bool log_sw = ino::log_enable_sw();

  if (log_sw) {

    std::ostringstream os;

    os << "params"

       << "  xo " << xoffset << "  yo " << yoffset << "  rgba " << from_rgba

       << "  offs " << offset << "  h " << hue_scale << "  s " << sat_scale

       << "  v " << val_scale << "  a " << alp_scale << "  anti_alias "

       << anti_alias_sw << "  reference " << refer_mode << "   tile w "

       << tile.getRaster()->getLx() << "  h " << tile.getRaster()->getLy()

       << "  pixbits " << ino::pixel_bits(tile.getRaster())

       << "   noise_tile w " << noise_tile.getRaster()->getLx() << "  h "

       << noise_tile.getRaster()->getLy() << "   frame " << frame;

    if (refer_sw) {

      os << "  refer_tile.m_pos " << refer_tile.m_pos << "  refer_tile_getLx "

         << refer_tile.getRaster()->getLx() << "  y "

         << refer_tile.getRaster()->getLy();

    }

  }

  /* ------ fx処理 ------------------------------------------ */

  try {

    tile.getRaster()->lock();

    noise_tile.getRaster()->lock();

    if (refer_tile.getRaster() != nullptr) {

      refer_tile.getRaster()->lock();

    }

    fx_(tile.getRaster(), noise_tile.getRaster(), refer_tile.getRaster(),

        refer_mode

        ,

        xoffset, yoffset, from_rgba, offset, hue_scale, sat_scale, val_scale,

        alp_scale, anti_alias_sw  // --> add_blend_sw, default is true

    );

    if (refer_tile.getRaster() != nullptr) {

      refer_tile.getRaster()->unlock();

    }

    noise_tile.getRaster()->unlock();

    tile.getRaster()->unlock();

  }

  /* ------ error処理 --------------------------------------- */

  catch (std::bad_alloc &e) {

    if (refer_tile.getRaster() != nullptr) {

      refer_tile.getRaster()->unlock();

    }

    noise_tile.getRaster()->unlock();

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("std::bad_alloc <");

      str += e.what();

      str += '>';

    }

    throw;

  } catch (std::exception &e) {

    if (refer_tile.getRaster() != nullptr) {

      refer_tile.getRaster()->unlock();

    }

    noise_tile.getRaster()->unlock();

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("exception <");

      str += e.what();

      str += '>';

    }

    throw;

  } catch (...) {

    if (refer_tile.getRaster() != nullptr) {

      refer_tile.getRaster()->unlock();

    }

    noise_tile.getRaster()->unlock();

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("other exception");

    }

    throw;

  }

}