phong_pixel_processor.h

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/*
*  SPDX-FileCopyrightText: 2010-2011 José Luis Vergara <pentalis@gmail.com>
*
*  SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#ifndef PHONG_PIXEL_PROCESSOR_H
#define PHONG_PIXEL_PROCESSOR_H
 
#include <QVector3D>
#include <QTime>
#include <QColor>
#include <QList>
#include <QMap>
 
#include "phong_bumpmap_constants.h"
#include "kis_properties_configuration.h"
 
struct Illuminant
{
    QList<qreal> RGBvalue;
    QVector3D lightVector;
};
 
class PhongPixelProcessor
{
 
public:
    PhongPixelProcessor(quint32 pixelArea, const KisPropertiesConfigurationSP config);
    ~PhongPixelProcessor();
 
    void initialize(const KisPropertiesConfigurationSP config);
    void normalizeHeightmap();
 
    QVector3D reflection_vector;
    QVector3D normal_vector;
    QVector3D x_vector;
    QVector3D y_vector;
    QVector3D light_vector;
    QVector3D vision_vector;
 
    QVector<double> realheightmap;
 
    qreal Ka;
 
    qreal Kd;
 
    qreal Ks;
 
    qreal shiny_exp;
 
    qreal Ia;
 
    qreal Id;
 
    qreal Is;
 
    QVector<quint16> IlluminatePixelFromHeightmap(quint32 posup, quint32 posdown, quint32 posleft, quint32 posright);
    QVector<quint16> IlluminatePixel();
    QVector<quint16> IlluminatePixelFromNormalmap(qreal r, qreal g, qreal b);
 
    void setLightVector(QVector3D light_vector);
 
    QList<Illuminant> lightSources;
 
    quint8 size;
 
    Illuminant fastLight;
    Illuminant fastLight2;
 
    bool diffuseLightIsEnabled;
    bool specularLightIsEnabled;
 
private:
    quint32 m_pixelArea;
};
 
 
#endif