/*
 * Copyright 2011, Blender Foundation.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributor: 
 *		Jeroen Bakker 
 *		Monique Dewanchand
 */

#ifndef _COM_SetColorOperation_h
#define _COM_SetColorOperation_h
#include "COM_NodeOperation.h"


/**
 * this program converts an input color to an output value.
 * it assumes we are in sRGB color space.
 */
class SetColorOperation : public NodeOperation {
private:
	float m_channel1;
	float m_channel2;
	float m_channel3;
	float m_channel4;

public:
	/**
	 * Default constructor
	 */
	SetColorOperation();

	const float getChannel1() { return this->m_channel1; }
	void setChannel1(float value) { this->m_channel1 = value; }
	const float getChannel2() { return this->m_channel2; }
	void setChannel2(float value) { this->m_channel2 = value; }
	const float getChannel3() { return this->m_channel3; }
	void setChannel3(float value) { this->m_channel3 = value; }
	const float getChannel4() { return this->m_channel4; }
	void setChannel4(float value) { this->m_channel4 = value; }
	void setChannels(float value[4])
	{
		this->m_channel1 = value[0];
		this->m_channel2 = value[1];
		this->m_channel3 = value[2];
		this->m_channel4 = value[3];
	}

	/**
	 * the inner loop of this program
	 */
	void executePixel(float *color, float x, float y, PixelSampler sampler);

	void determineResolution(unsigned int resolution[], unsigned int preferredResolution[]);
	const bool isSetOperation() const { return true; }

};
#endif