randomsurfacesampler.cpp

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/*
    toxic - A Global Illumination Renderer
    Copyright (C) 2003-2004 Francois Beaune
    Contact: http://toxicengine.sourceforge.net/

    This file is part of toxic.

    toxic 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.

    toxic 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 toxic; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "randomsurfacesampler.h"   // include first
#include "common/math/real.h"
#include "context.h"

using namespace sheep;
using namespace toxic;

RandomSurfaceSampler::RandomSurfaceSampler(int size) :
    ISurfaceSampler(size),
    m_size(size)
{
}

void RandomSurfaceSampler::GenerateNewSamples(const Context &context) {
    m_samples.clear();

    for(int i = m_size; i; --i) {
        const Real xi1 = context.m_rng->RandomReal1();
        const Real xi2 = context.m_rng->RandomReal1();

        m_samples.push_back(Point2(xi1, xi2));
    }
}

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