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

#include "tfxparam.h"

#include "stdfx.h"

#include "ino_common.h"

#include "globalcontrollablefx.h"

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

class ino_hls_adjust final : public GlobalControllableFx {

  FX_PLUGIN_DECLARATION(ino_hls_adjust)

  TRasterFxPort m_input;

  TRasterFxPort m_refer;

  TDoubleParamP m_hue_pivot;

  TDoubleParamP m_hue_scale;

  TDoubleParamP m_hue_shift;

  TDoubleParamP m_lig_pivot;

  TDoubleParamP m_lig_scale;

  TDoubleParamP m_lig_shift;

  TDoubleParamP m_sat_pivot;

  TDoubleParamP m_sat_scale;

  TDoubleParamP m_sat_shift;

  TBoolParamP m_anti_alias;

  TIntEnumParamP m_ref_mode;

public:

  ino_hls_adjust()

      : m_hue_pivot(0.0)

      , m_hue_scale(1.0 * ino::param_range())

      , m_hue_shift(0.0)

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

      , m_lig_scale(1.0 * ino::param_range())

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

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

      , m_sat_scale(1.0 * ino::param_range())

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

      , m_anti_alias(true)

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

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

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

    bindParam(this, "pivot_hue", this->m_hue_pivot);

    bindParam(this, "pivot_lightness", this->m_lig_pivot);

    bindParam(this, "pivot_saturation", this->m_sat_pivot);

    bindParam(this, "scale_hue", this->m_hue_scale);

    bindParam(this, "scale_lightness", this->m_lig_scale);

    bindParam(this, "scale_saturation", this->m_sat_scale);

    bindParam(this, "shift_hue", this->m_hue_shift);

    bindParam(this, "shift_lightness", this->m_lig_shift);

    bindParam(this, "shift_saturation", this->m_sat_shift);

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

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

    this->m_hue_pivot->setValueRange(0.0, 360.0);

    this->m_hue_scale->setValueRange(0.0 * ino::param_range(),

                                     std::numeric_limits<double>::max());</double>

    this->m_lig_pivot->setValueRange(0.0 * ino::param_range(),

                                     1.0 * ino::param_range());

    this->m_lig_scale->setValueRange(0.0 * ino::param_range(),

                                     std::numeric_limits<double>::max());</double>

    this->m_sat_pivot->setValueRange(0.0 * ino::param_range(),

                                     1.0 * ino::param_range());

    this->m_sat_scale->setValueRange(0.0 * ino::param_range(),

                                     std::numeric_limits<double>::max());</double>

    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_hls_adjust, "inohlsAdjustFx");

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

#include "igs_hls_adjust.h"

namespace {

void fx_(TRasterP in_ras, const TRasterP refer_ras, const int refer_mode,

         const double hue_pivot, const double hue_scale, const double hue_shift,

         const double lig_pivot, const double lig_scale, const double lig_shift,

         const double sat_pivot, const double sat_scale, const double sat_shift,

         const bool anti_alias_sw) {

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

  ino::ras_to_vec( in_ras, ino::channels(), in_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>

  igs::hls_adjust::change(

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

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

      ,

      ino::channels(),

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

      hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale, lig_shift,

      sat_pivot, sat_scale,

      sat_shift

      //,true	/* add_blend_sw */

      ,

      anti_alias_sw, !((TRasterFP)in_ras));

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

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

  in_gr8->unlock();

  if (ref_gr8) ref_gr8->unlock();

}

}  // namespace

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

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

                               const TRenderSettings &rend_sets) {

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

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

    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 double hue_pivot = this->m_hue_pivot->getValue(frame);

  const double hue_scale =

      this->m_hue_scale->getValue(frame) / ino::param_range();

  const double hue_shift = this->m_hue_shift->getValue(frame);

  const double lig_pivot =

      this->m_lig_pivot->getValue(frame) / ino::param_range();

  const double lig_scale =

      this->m_lig_scale->getValue(frame) / ino::param_range();

  const double lig_shift =

      this->m_lig_shift->getValue(frame) / ino::param_range();

  const double sat_pivot =

      this->m_sat_pivot->getValue(frame) / ino::param_range();

  const double sat_scale =

      this->m_sat_scale->getValue(frame) / ino::param_range();

  const double sat_shift =

      this->m_sat_shift->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);

  /*------ 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"

       << "  h_pvt " << hue_pivot << "  h_scl " << hue_scale << "  h_sft "

       << hue_shift << "  l_pvt " << lig_pivot << "  l_scl " << lig_scale

       << "  l_sft " << lig_shift << "  s_pvt " << sat_pivot << "  s_scl "

       << sat_scale << "  s_sft " << sat_shift << "  anti_alias "

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

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

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

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

      refer_tile.getRaster()->lock();

    }

    fx_(tile.getRaster(), refer_tile.getRaster(), refer_mode, hue_pivot,

        hue_scale, hue_shift, lig_pivot, lig_scale, lig_shift, sat_pivot,

        sat_scale, sat_shift,

        anti_alias_sw  // --> add_blend_sw, default is true

    );

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

      refer_tile.getRaster()->unlock();

    }

    tile.getRaster()->unlock();

  }

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

  catch (std::bad_alloc &e) {

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

      refer_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();

    }

    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();

    }

    tile.getRaster()->unlock();

    if (log_sw) {

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

    }

    throw;

  }

}