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

#include "tfxparam.h"

#include "stdfx.h"

#include "ino_common.h"

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

class ino_density : public TStandardRasterFx

{

	FX_PLUGIN_DECLARATION(ino_density)

	TRasterFxPort m_input;

	TRasterFxPort m_refer;

	TDoubleParamP m_density;

	TIntEnumParamP m_ref_mode;

public:

	ino_density()

		: m_density(1.0 * ino::param_range()), m_ref_mode(new TIntEnumParam(0, "Red"))

	{

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

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

		bindParam(this, "density", this->m_density);

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

		this->m_density->setValueRange(

			0.0 * ino::param_range(),

			10.0 * 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");

	}

	bool doGetBBox(double frame, TRectD &bBox, const TRenderSettings &info)

	{

		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)

	{

		return true;

	}

	void doCompute(

		TTile &tile, double frame, const TRenderSettings &rend_sets);

};

FX_PLUGIN_IDENTIFIER(ino_density, "inoDensityFx");

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

#include "igs_density.h"

namespace

{

void fx_(

	TRasterP in_ras, TRasterP ref_ras, const int ref_mode, const double density)

{

	TRasterGR8P in_gr8(

		in_ras->getLy(), in_ras->getLx() * ino::channels() *

							 ((TRaster64P)in_ras ? sizeof(unsigned short) : sizeof(unsigned char)));

	in_gr8->lock();

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

	igs::density::change(

		in_gr8->getRawData() // BGRA

		,

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

		,

		ino::channels(), ino::bits(in_ras)

							 ,

		(((0 <= ref_mode) && ref_ras) ? ref_ras->getRawData() : 0) // BGRA

		,

		(((0 <= ref_mode) && ref_ras) ? ino::bits(ref_ras) : 0), ref_mode

		,

		density);

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

	in_gr8->unlock();

}

}

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

void ino_density::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())) {

		throw TRopException("unsupported input pixel type");

	}

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

	const double density = this->m_density->getValue(frame) /

						   ino::param_range();

	const int ref_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 ref_tile;

	bool ref_sw = false;

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

		ref_sw = true;

		this->m_refer->allocateAndCompute(

			ref_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"

			<< "  den " << density

			<< "  ref_mode " << ref_mode

			<< "   tile w " << tile.getRaster()->getLx()

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

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

			<< "   frame " << frame;

		if (ref_sw) {

			os

				<< "  ref_tile.m_pos " << ref_tile.m_pos

				<< "  ref_tile_getLx " << ref_tile.getRaster()->getLx()

				<< "  y " << ref_tile.getRaster()->getLy();

		}

	}

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

	try {

		tile.getRaster()->lock();

		fx_(

			tile.getRaster(), (ref_sw ? ref_tile.getRaster() : nullptr), ref_mode, density);

		tile.getRaster()->unlock();

	}

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

	catch (std::bad_alloc &e) {

		tile.getRaster()->unlock();

		if (log_sw) {

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

			str += e.what();

			str += '>';

		}

		throw;

	} catch (std::exception &e) {

		tile.getRaster()->unlock();

		if (log_sw) {

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

			str += e.what();

			str += '>';

		}

		throw;

	} catch (...) {

		tile.getRaster()->unlock();

		if (log_sw) {

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

		}

		throw;

	}

}