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#include <sstream> /* std::ostringstream */</sstream>
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#include "tfxparam.h"
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#include "stdfx.h"
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#include "ino_common.h"
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//------------------------------------------------------------
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class ino_density : public TStandardRasterFx
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{
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	FX_PLUGIN_DECLARATION(ino_density)
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	TRasterFxPort m_input;
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	TRasterFxPort m_refer;
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	TDoubleParamP m_density;
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	TIntEnumParamP m_ref_mode;
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public:
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	ino_density()
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		: m_density(1.0 * ino::param_range()), m_ref_mode(new TIntEnumParam(0, "Red"))
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	{
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		addInputPort("Source", this->m_input);
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		addInputPort("Reference", this->m_refer);
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		bindParam(this, "density", this->m_density);
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		bindParam(this, "reference", this->m_ref_mode);
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		this->m_density->setValueRange(
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			0.0 * ino::param_range(),
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			10.0 * ino::param_range());
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		this->m_ref_mode->addItem(1, "Green");
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		this->m_ref_mode->addItem(2, "Blue");
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		this->m_ref_mode->addItem(3, "Alpha");
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		this->m_ref_mode->addItem(4, "Luminance");
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		this->m_ref_mode->addItem(-1, "Nothing");
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	}
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	bool doGetBBox(double frame, TRectD &bBox, const TRenderSettings &info)
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	{
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		if (this->m_input.isConnected()) {
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			return this->m_input->doGetBBox(frame, bBox, info);
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		} else {
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			bBox = TRectD();
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			return false;
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		}
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	}
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	bool canHandle(const TRenderSettings &rend_sets, double frame)
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	{
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		return true;
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	}
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	void doCompute(
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		TTile &tile, double frame, const TRenderSettings &rend_sets);
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};
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FX_PLUGIN_IDENTIFIER(ino_density, "inoDensityFx");
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//------------------------------------------------------------
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#include "igs_density.h"
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namespace
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{
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void fx_(
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	TRasterP in_ras, TRasterP ref_ras, const int ref_mode, const double density)
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{
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	TRasterGR8P in_gr8(
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		in_ras->getLy(), in_ras->getLx() * ino::channels() *
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							 ((TRaster64P)in_ras ? sizeof(unsigned short) : sizeof(unsigned char)));
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	in_gr8->lock();
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	ino::ras_to_arr(in_ras, ino::channels(), in_gr8->getRawData());
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	igs::density::change(
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		in_gr8->getRawData() // BGRA
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		,
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		in_ras->getLy(), in_ras->getLx() // Not use in_ras->getWrap()
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		,
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		ino::channels(), ino::bits(in_ras)
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							 ,
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		(((0 <= ref_mode) && ref_ras) ? ref_ras->getRawData() : 0) // BGRA
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		,
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		(((0 <= ref_mode) && ref_ras) ? ino::bits(ref_ras) : 0), ref_mode
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		,
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		density);
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	ino::arr_to_ras(in_gr8->getRawData(), ino::channels(), in_ras, 0);
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	in_gr8->unlock();
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}
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}
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//------------------------------------------------------------
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void ino_density::doCompute(
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	TTile &tile, double frame, const TRenderSettings &rend_sets)
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{
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	/* ------ 接続していなければ処理しない -------------------- */
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	if (!this->m_input.isConnected()) {
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		tile.getRaster()->clear(); /* 塗りつぶしクリア */
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		return;
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	}
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	/* ------ サポートしていないPixelタイプはエラーを投げる --- */
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	if (!((TRaster32P)tile.getRaster()) &&
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		!((TRaster64P)tile.getRaster())) {
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		throw TRopException("unsupported input pixel type");
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	}
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	/* ------ 動作パラメータを得る ---------------------------- */
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	const double density = this->m_density->getValue(frame) /
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						   ino::param_range();
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	const int ref_mode = this->m_ref_mode->getValue();
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	/* ------ 画像生成 ---------------------------------------- */
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	this->m_input->compute(tile, frame, rend_sets);
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	/*------ 参照画像生成 --------------------------------------*/
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	TTile ref_tile;
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	bool ref_sw = false;
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	if (this->m_refer.isConnected()) {
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		ref_sw = true;
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		this->m_refer->allocateAndCompute(
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			ref_tile, tile.m_pos, TDimensionI(/* Pixel単位 */
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											  tile.getRaster()->getLx(), tile.getRaster()->getLy()),
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			tile.getRaster(), frame, rend_sets);
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	}
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	/* ------ (app_begin)log記憶 ------------------------------ */
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	const bool log_sw = ino::log_enable_sw();
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	if (log_sw) {
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		std::ostringstream os;
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		os
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			<< "params"
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			<< "  den " << density
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			<< "  ref_mode " << ref_mode
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			<< "   tile w " << tile.getRaster()->getLx()
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			<< "  h " << tile.getRaster()->getLy()
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			<< "  pixbits " << ino::pixel_bits(tile.getRaster())
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			<< "   frame " << frame;
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		if (ref_sw) {
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			os
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				<< "  ref_tile.m_pos " << ref_tile.m_pos
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				<< "  ref_tile_getLx " << ref_tile.getRaster()->getLx()
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				<< "  y " << ref_tile.getRaster()->getLy();
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		}
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	}
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	/* ------ fx処理 ------------------------------------------ */
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	try {
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		tile.getRaster()->lock();
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		fx_(
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			tile.getRaster(), (ref_sw ? ref_tile.getRaster() : nullptr), ref_mode, density);
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		tile.getRaster()->unlock();
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	}
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	/* ------ error処理 --------------------------------------- */
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	catch (std::bad_alloc &e) {
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		tile.getRaster()->unlock();
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		if (log_sw) {
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			std::string str("std::bad_alloc <");
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			str += e.what();
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			str += '>';
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		}
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		throw;
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	} catch (std::exception &e) {
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		tile.getRaster()->unlock();
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		if (log_sw) {
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			std::string str("exception <");
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			str += e.what();
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			str += '>';
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		}
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		throw;
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	} catch (...) {
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		tile.getRaster()->unlock();
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		if (log_sw) {
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			std::string str("other exception");
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		}
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		throw;
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	}
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}