surfacesamplerfactory.cpp

Go to the documentation of this file.

/*
    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 "surfacesamplerfactory.h"  // include first
#include "randomsurfacesampler.h"
#include "regularsurfacesampler.h"
#include "stratifiedsurfacesampler.h"

#include <cassert>

using namespace toxic;

ISurfaceSampler *SurfaceSamplerFactory::Create(const Settings::SamplingSettings &settings) {
    switch(settings.m_algorithm) {
    // Random surface sampler.
    case Settings::SamplingSettings::RANDOM_SAMPLING:
        return new RandomSurfaceSampler(settings.m_random_sampling.m_samples);
    // Regular surface sampler.
    case Settings::SamplingSettings::REGULAR_SAMPLING:
        return new RegularSurfaceSampler(
            settings.m_regular_sampling.m_width,
            settings.m_regular_sampling.m_height
        );
    // Stratified surface sampler.
    case Settings::SamplingSettings::STRATIFIED_SAMPLING:
        return new StratifiedSurfaceSampler(
            settings.m_stratified_sampling.m_width,
            settings.m_stratified_sampling.m_height
        );
    }

    assert(!"Internal failure.");

    return 0;   // keep the compiler happy
}

---