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#if defined _WIN32 && !defined NOMINMAX
#define NOMINMAX
#endif

#include <sstream> /* std::ostringstream */
/* Not use boost at toonz-6.1 */
// #include <boost/shared_array.hpp> /* boost::shared_array<> */
#include "tfxparam.h"
#include "stdfx.h"

#include "ino_common.h"
//------------------------------------------------------------
class ino_channel_selector : public TStandardRasterFx
{
	FX_PLUGIN_DECLARATION(ino_channel_selector)

	TRasterFxPort m_source1;
	TRasterFxPort m_source2;
	TRasterFxPort m_source3;
	TRasterFxPort m_source4;

	TIntParamP m_red_source;
	TIntParamP m_gre_source;
	TIntParamP m_blu_source;
	TIntParamP m_alp_source;

	TIntEnumParamP m_red_channel;
	TIntEnumParamP m_gre_channel;
	TIntEnumParamP m_blu_channel;
	TIntEnumParamP m_alp_channel;

public:
	ino_channel_selector()
		: m_red_source(1), m_gre_source(1), m_blu_source(1), m_alp_source(1)

		  ,
		  m_red_channel(new TIntEnumParam(0, "Red")), m_gre_channel(new TIntEnumParam(1, "Green")), m_blu_channel(new TIntEnumParam(2, "Blue")), m_alp_channel(new TIntEnumParam(3, "Alpha"))
	{
		addInputPort("Source1", this->m_source1);
		addInputPort("Source2", this->m_source2);
		addInputPort("Source3", this->m_source3);
		addInputPort("Source4", this->m_source4);

		bindParam(this, "red_source", this->m_red_source);
		bindParam(this, "green_source", this->m_gre_source);
		bindParam(this, "blue_source", this->m_blu_source);
		bindParam(this, "alpha_source", this->m_alp_source);

		bindParam(this, "red_channel", this->m_red_channel);
		bindParam(this, "green_channel", this->m_gre_channel);
		bindParam(this, "blue_channel", this->m_blu_channel);
		bindParam(this, "alpha_channel", this->m_alp_channel);

		this->m_red_channel->addItem(1, "Green");
		this->m_red_channel->addItem(2, "Blue");
		this->m_red_channel->addItem(3, "Alpha");

		this->m_gre_channel->addItem(0, "Red");
		this->m_gre_channel->addItem(2, "Blue");
		this->m_gre_channel->addItem(3, "Alpha");

		this->m_blu_channel->addItem(0, "Red");
		this->m_blu_channel->addItem(1, "Green");
		this->m_blu_channel->addItem(3, "Alpha");

		this->m_alp_channel->addItem(0, "Red");
		this->m_alp_channel->addItem(1, "Green");
		this->m_alp_channel->addItem(2, "Blue");
	}
	bool doGetBBox(
		double frame, TRectD &bBox, const TRenderSettings &info)
	{
		for (int ii = 0; ii < this->getInputPortCount(); ++ii) {
			string nm = this->getInputPortName(ii);
			TRasterFxPort *
				tmp_port = (TRasterFxPort *)this->getInputPort(nm);
			if (tmp_port->isConnected()) {
				return (*tmp_port)->doGetBBox(frame, bBox, info);
			}
		}
		bBox = TRectD();
		return false;
	}
	bool canHandle(const TRenderSettings &info, double frame)
	{
		return true;
	}
	void doCompute(
		TTile &tile, double frame, const TRenderSettings &ri);
};
FX_PLUGIN_IDENTIFIER(ino_channel_selector, "inoChannelSelectorFx");
//--------------------------------------------------------------------
// #include "igs_channel_selector.h"
namespace
{
template <typename IN_PIXEL, typename OUT_PIXEL>
void fx_template(
	const TRasterPT<IN_PIXEL> in_ras, const int in_sel, const TRasterPT<OUT_PIXEL> out_ras, const int out_sel)
{
	for (int yy = 0; yy < out_ras->getLy(); ++yy) {
		IN_PIXEL *sl_in = in_ras->pixels(yy);
		OUT_PIXEL *sl_out = out_ras->pixels(yy);
		for (int xx = 0; xx < out_ras->getLx(); ++xx, ++sl_in, ++sl_out) {
			int val = 0;
			switch (in_sel) {
			case 0:
				val = sl_in->r;
				break;
			case 1:
				val = sl_in->g;
				break;
			case 2:
				val = sl_in->b;
				break;
			case 3:
				val = sl_in->m;
				break;
			}
			switch (out_sel) {
			case 0:
				sl_out->r = val;
				break;
			case 1:
				sl_out->g = val;
				break;
			case 2:
				sl_out->b = val;
				break;
			case 3:
				sl_out->m = val;
				break;
			}
		}
	}
}
void fx_(
	const TRasterP in_ras, const int in_sel, TRasterP out_ras, const int out_sel)
{
	if ((TRaster32P)in_ras && (TRaster32P)out_ras) {
		fx_template<TPixel32, TPixel32>(in_ras, in_sel, out_ras, out_sel);
	} else if ((TRaster64P)in_ras && (TRaster64P)out_ras) {
		fx_template<TPixel64, TPixel64>(in_ras, in_sel, out_ras, out_sel);
	}
}
}
//------------------------------------------------------------
void ino_channel_selector::doCompute(
	TTile &tile, double frame, const TRenderSettings &ri)
{
	/* ------ 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 int red_source = this->m_red_source->getValue() - 1;
	const int gre_source = this->m_gre_source->getValue() - 1;
	const int blu_source = this->m_blu_source->getValue() - 1;
	const int alp_source = this->m_alp_source->getValue() - 1;
	const int red_channel = this->m_red_channel->getValue();
	const int gre_channel = this->m_gre_channel->getValue();
	const int blu_channel = this->m_blu_channel->getValue();
	const int alp_channel = this->m_alp_channel->getValue();

	/* ------ 画像位置とサイズ -------------------------------- */
	/***const TRectD rect = TRectD( tile.m_pos, TDimensionD(
		  tile.getRaster()->getLx()
		, tile.getRaster()->getLy()
	));
	const TPointD poin = TPointD(rect.getP00());
	const TDimension dime = TDimension(
		 (int)(rect.getLx()+0.5)
		,(int)(rect.getLy()+0.5)
	);***/

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

	/* ------ 入力画像を接続していなければ処理しない ---------- */
	if (this->getInputPortCount() <= 0) {
		return;
	}

	/* ------ 入力画像の参照を確保 ---------------------------- */
	//TTile *source_tiles = new TTile[this->getInputPortCount()];
	//int   *source_sw    = new int[this->getInputPortCount()];
	//TRasterP *ras_a     = new TRasterP[this->getInputPortCount()];

	/* Not use boost at toonz-6.1 */
	/******
	boost::shared_array<TTile>
		source_tiles(new TTile[this->getInputPortCount()]);
	boost::shared_array<int>
		source_sw(new int[this->getInputPortCount()]);
	boost::shared_array<TRasterP>
		ras_a(new TRasterP[this->getInputPortCount()]);
******/
	/* Array item(TRasterFxPort) number is 4(fix) in this code */
	TTile source_tiles[4];
	int source_sw[4];
	TRasterP ras_a[4];

	int ras_s = 0;

	/* ------ 画像生成 ---------------------------------------- */
	for (int ii = 0; ii < this->getInputPortCount(); ++ii) {
		string nm = this->getInputPortName(ii);
		TRasterFxPort *
			tmp_port = (TRasterFxPort *)this->getInputPort(nm);
		if (tmp_port->isConnected() && ((ii == red_source) || (ii == gre_source) ||
										(ii == blu_source) || (ii == alp_source))) {
			(*tmp_port)->allocateAndCompute(
				source_tiles[ii]
				//,poin,dime
				,
				tile.m_pos /* 位置 */
				,
				TDimension(/* サイズ */
						   tile.getRaster()->getLx(), tile.getRaster()->getLy()),
				tile.getRaster() /* sampling */
				,
				frame, ri);
			source_sw[ii] = 1;
			ras_a[ras_s++] = source_tiles[ii].getRaster();
		} else
			source_sw[ii] = 0;
	}

	TRasterP red_ras = 0;
	TRasterP gre_ras = 0;
	TRasterP blu_ras = 0;
	TRasterP alp_ras = 0;

	if ((0 <= red_source) && (red_source < this->getInputPortCount()) && source_sw[red_source]) {
		red_ras = source_tiles[red_source].getRaster();
	}
	if ((0 <= gre_source) && (gre_source < this->getInputPortCount()) && source_sw[gre_source]) {
		gre_ras = source_tiles[gre_source].getRaster();
	}
	if ((0 <= blu_source) && (blu_source < this->getInputPortCount()) && source_sw[blu_source]) {
		blu_ras = source_tiles[blu_source].getRaster();
	}
	if ((0 <= alp_source) && (alp_source < this->getInputPortCount()) && source_sw[alp_source]) {
		alp_ras = source_tiles[alp_source].getRaster();
	}

	/* ------ (app_begin)log記憶 ------------------------------ */
	const bool log_sw = ino::log_enable_sw();

	if (log_sw) {
		std::ostringstream os;
		os
			<< "red"
			<< "  s " << red_source << "  c " << red_channel
			<< "   green"
			<< "  s " << gre_source << "  c " << gre_channel
			<< "   blue"
			<< "  s " << blu_source << "  c " << blu_channel
			<< "   alpha"
			<< "  s " << alp_source << "  c " << alp_channel
			<< "   tile w " << tile.getRaster()->getLx()
			<< "  h " << tile.getRaster()->getLy()
			<< "  b " << ino::pixel_bits(tile.getRaster());
		os
			<< "   s_count " << this->getInputPortCount();
		for (int ii = 0; ii < this->getInputPortCount(); ++ii) {
			if (source_sw[ii]) {
				os
					<< "   tile" << ii
					<< "  w " << source_tiles[ii].getRaster()->getLx()
					<< "  h " << source_tiles[ii].getRaster()->getLy()
					<< "  b " << ino::pixel_bits(source_tiles[ii].getRaster());
			}
		}
		os
			<< "   frame " << frame;
	}
	/* ------ 入力画像の参照開放 ------------------------------ */
	//delete [] source_sw;
	//delete [] source_tiles;
	/* ------ fx処理 ------------------------------------------ */
	try {
		tile.getRaster()->lock();
		for (int ii = 0; ii < ras_s; ++ii) {
			ras_a[ii]->lock();
		}
		if (red_ras) {
			fx_(red_ras, red_channel, tile.getRaster(), 0);
		}
		if (gre_ras) {
			fx_(gre_ras, gre_channel, tile.getRaster(), 1);
		}
		if (blu_ras) {
			fx_(blu_ras, blu_channel, tile.getRaster(), 2);
		}
		if (alp_ras) {
			fx_(alp_ras, alp_channel, tile.getRaster(), 3);
		}
		for (int ii = ras_s - 1; 0 <= ii; --ii) {
			ras_a[ii]->unlock();
		}
		tile.getRaster()->unlock();
	}
	/* ------ error処理 --------------------------------------- */
	catch (std::bad_alloc &e) {
		for (int ii = ras_s - 1; 0 <= ii; --ii) {
			ras_a[ii]->unlock();
		}
		tile.getRaster()->unlock();
		if (log_sw) {
			std::string str("std::bad_alloc <");
			str += e.what();
			str += '>';
		}
		//delete [] ras_a;
		throw;
	} catch (std::exception &e) {
		for (int ii = ras_s - 1; 0 <= ii; --ii) {
			ras_a[ii]->unlock();
		}
		tile.getRaster()->unlock();
		if (log_sw) {
			std::string str("exception <");
			str += e.what();
			str += '>';
		}
		//delete [] ras_a;
		throw;
	} catch (...) {
		for (int ii = ras_s - 1; 0 <= ii; --ii) {
			ras_a[ii]->unlock();
		}
		tile.getRaster()->unlock();
		if (log_sw) {
			std::string str("other exception");
		}
		//delete [] ras_a;
		throw;
	}
	//delete [] ras_a;
}