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/******************************************************************/
/* This file is part of the homework assignments for CSCI-427/527 */
/* at The College of William & Mary and authored by Pieter Peers. */
/* No part of this file, whether altered or in original form, can */
/* be distributed or used outside the context of CSCI-427/527 */
/* without consent of either the College of William & Mary or */
/* Pieter Peers. */
/******************************************************************/
#ifndef _PATHTRACING_H_
#define _PATHTRACING_H_
#include "scene.h"
#include "render_base.h"
#include "intersectionPoint.h"
class pathtracing : public render_base {
public:
//////////////////
// Constructors //
//////////////////
pathtracing(unsigned int samplesPerPixel, bool directOnly=false);
/////////////
// Methods //
/////////////
virtual image render(const scene& s) const override;
private:
/////////////////////
// Private Methods //
/////////////////////
color radiance(const scene& s, const ray& r, const intersectionPoint& ip) const;
color directRadiance(const scene& s, const intersectionPoint& ip) const;
color indirectRadiance(const scene& s, const intersectionPoint& ip) const;
//////////////////
// Data Members //
//////////////////
unsigned int _samples;
bool _directOnly;
};
#endif /* _RECURSIVERAYTRACING_H_ */
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