#include "trop.h"
#include "tfxparam.h"
#include "texception.h"
#include "stdfx.h"

//===================================================================

class RGBMScaleFx : public TStandardRasterFx
{
	FX_PLUGIN_DECLARATION(RGBMScaleFx)
	TRasterFxPort m_input;
	TDoubleParamP m_red;
	TDoubleParamP m_green;
	TDoubleParamP m_blue;
	TDoubleParamP m_matte;

public:
	RGBMScaleFx()
		: m_red(100.0), m_green(100.0), m_blue(100.0), m_matte(100.0)
	{
		bindParam(this, "red", m_red);
		bindParam(this, "green", m_green);
		bindParam(this, "blue", m_blue);
		bindParam(this, "matte", m_matte);
		m_red->setValueRange(0, (std::numeric_limits<double>::max)());
		m_green->setValueRange(0, (std::numeric_limits<double>::max)());
		m_blue->setValueRange(0, (std::numeric_limits<double>::max)());
		m_matte->setValueRange(0, (std::numeric_limits<double>::max)());
		addInputPort("Source", m_input);
	}
	~RGBMScaleFx(){};

	bool doGetBBox(double frame, TRectD &bBox, const TRenderSettings &info)
	{
		if (m_input.isConnected())
			return m_input->doGetBBox(frame, bBox, info);
		else {
			bBox = TRectD();
			return false;
		}
	}

	void doCompute(TTile &tile, double frame, const TRenderSettings &ri);
	bool canHandle(const TRenderSettings &info, double frame) { return true; }
};

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

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

	double red = m_red->getValue(frame) / 100;
	double green = m_green->getValue(frame) / 100;
	double blue = m_blue->getValue(frame) / 100;
	double matte = m_matte->getValue(frame) / 100;

	//TRaster32P raster32 = tile.getRaster();
	//assert(raster32); // per ora gestisco solo i Raster32

	TRop::rgbmScale(tile.getRaster(), tile.getRaster(), red, green, blue, matte);
}

FX_PLUGIN_IDENTIFIER(RGBMScaleFx, "rgbmScaleFx");