#ifdef _WIN32
#pragma warning(disable : 4996)
#endif

#include "ttzpimagefx.h"
#include "texception.h"
#include "tfxparam.h"
#include "stdfx.h"
#include "trasterfx.h"

//-----------------------------------------------------------------------------------------
class BlendTzFx : public TStandardRasterFx
{
	FX_PLUGIN_DECLARATION(BlendTzFx)

	TRasterFxPort m_input;
	TStringParamP m_colorIndex;
	TBoolParamP m_noBlending;
	TDoubleParamP m_amount;
	TDoubleParamP m_smoothness;

public:
	BlendTzFx() : m_colorIndex(L"1,2,3"), m_noBlending(false), m_amount(10), m_smoothness(10)
	{
		m_amount->setMeasureName("fxLength");
		bindParam(this, "Color_Index", m_colorIndex);
		bindParam(this, "Amount", m_amount);
		bindParam(this, "Smoothness", m_smoothness);
		bindParam(this, "noBlending", m_noBlending);
		addInputPort("Source", m_input);
		m_amount->setValueRange(0, std::numeric_limits<double>::max());
		m_smoothness->setValueRange(0, std::numeric_limits<double>::max());
	}

	~BlendTzFx()
	{
	}

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

	void transform(double frame,
				   int port,
				   const TRectD &rectOnOutput,
				   const TRenderSettings &infoOnOutput,
				   TRectD &rectOnInput,
				   TRenderSettings &infoOnInput);
	void doCompute(TTile &tile, double frame, const TRenderSettings &ri);

	bool doGetBBox(double frame, TRectD &bBox, const TRenderSettings &info)
	{
		if (m_input.isConnected()) {
			//Build the render data
			TRenderSettings info2(info);
			buildBlendData(info2, frame);

			return m_input->doGetBBox(frame, bBox, info2);
		} else {
			bBox = TRectD();
			return false;
		}
	}

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

	bool canHandle(const TRenderSettings &info, double frame)
	{
		return true;
	}

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

	bool allowUserCacheOnPort(int port) { return false; }

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

private:
	void getValues(const char *argv[], int argc, double frame)
	{
		double values[6];
		values[2] = m_smoothness->getValue(frame);
		values[3] = m_amount->getValue(frame) * 0.5;
		values[4] = m_noBlending->getValue() ? 1.0 : 0.0;
		convertParam(values, argv, argc);
	}
	//----------------------------------------------------------------------

	char *strsave(const char *t)
	{
		char *s;
		s = (char *)malloc(strlen(t) + 1);
		strcpy(s, t);
		return s;
	}

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

	void convertParam(double param[], const char *cParam[], int cParamLen)
	{
		std::string app;
		for (int i = 2; i < cParamLen - 1; i++) {
			app = std::to_string(param[i]);
			cParam[i] = strsave(app.c_str());
		}
	}

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

	int getBorder(int argc, int shrink, double frame)
	{
		double blendSize;
		int defaultBorder = 5;
		if (argc != 6)
			return defaultBorder;
		blendSize = m_amount->getValue(frame) * 0.5;
		if (shrink > 0)
			blendSize = blendSize / (double)shrink;
		//if (blendcmapImgDpi>0.0 )
		//	blendSize*=(blendcmapImgDpi*0.01);
		return (int)blendSize + 1 + defaultBorder;
	}

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

	void buildBlendData(TRenderSettings &ri, double frame)
	{
		int shrink = tround((ri.m_shrinkX + ri.m_shrinkY) / 2.0);
		int argc = 6;
		const char *argv[6];
		argv[0] = strsave(::to_string(m_colorIndex->getValue()).c_str());
		argv[1] = argv[0];
		argv[5] = "1";
		getValues(argv, argc, frame);
		SandorFxRenderData *blendData = new SandorFxRenderData(BlendTz, argc, argv, 0, shrink);
		BlendTzParams &params = blendData->m_blendParams;
		params.m_amount = m_amount->getValue(frame) * 0.5;
		params.m_colorIndex = m_colorIndex->getValue();
		params.m_smoothness = m_smoothness->getValue(frame);
		params.m_noBlending = m_noBlending->getValue();
		ri.m_data.push_back(blendData);
	}
};

FX_PLUGIN_IDENTIFIER(BlendTzFx, "blendTzFx")

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

void BlendTzFx::transform(double frame,
						  int port,
						  const TRectD &rectOnOutput,
						  const TRenderSettings &infoOnOutput,
						  TRectD &rectOnInput,
						  TRenderSettings &infoOnInput)
{
	rectOnInput = rectOnOutput;
	infoOnInput = infoOnOutput;
	infoOnInput.m_userCachable = false;
	buildBlendData(infoOnInput, frame);
}

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

void BlendTzFx::doCompute(TTile &tile, double frame, const TRenderSettings &ri)
{
	if (!m_input.isConnected())
		return;

	TRenderSettings ri2(ri);
	buildBlendData(ri2, frame);
	ri2.m_userCachable = false;

	m_input->compute(tile, frame, ri2);
}