source: cpp/frams/model/similarity/simil-measure-base.cpp @ 1211

// This file is a part of Framsticks SDK.  http://www.framsticks.com/
// Copyright (C) 1999-2022  Maciej Komosinski and Szymon Ulatowski.
// See LICENSE.txt for details.

#include "simil-measure-base.h"
#include <frams/vm/classes/genoobj.h>
#include <frams/model/geometry/meshbuilder.h>
#include <frams/model/geometry/geometryutils.h>

SimilMeasureBase::SimilMeasureBase()
{
        for (int i = 0; i < 2; i++)
        {
                genos[i] = nullptr;
                models[i] = nullptr;
        }
}

double SimilMeasureBase::evaluateDistance(const Geno* G0, const Geno* G1)
{
        genos[0] = G0;
        genos[1] = G1;

        // create models of objects to compare
        models[0] = newModel(genos[0]);
        models[1] = newModel(genos[1]);

        if (models[0] == NULL)
                logPrintf("SimilMeasureBase", "evaluateDistance", LOG_ERROR, "Unable to create a Model from genotype '%s'.", G0->getGenes().c_str());
        if (models[1] == NULL)
                logPrintf("SimilMeasureBase", "evaluateDistance", LOG_ERROR, "Unable to create a Model from genotype '%s'.", G1->getGenes().c_str());
        if (models[0] == NULL || models[1] == NULL)
                return -1;

        double distance = getDistance();
        SAFEDELETE(models[0]);
        SAFEDELETE(models[1]);
        return distance;
}

void SimilMeasureBase::p_evaldistance(ExtValue * args, ExtValue * ret)
{
        Geno * g1 = GenoObj::fromObject(args[1]);
        Geno * g2 = GenoObj::fromObject(args[0]);
        if ((!g1) || (!g2))
                ret->setEmpty();
        else
                ret->setDouble(evaluateDistance(g1, g2));
}

Model* SimilMeasureBase::newModel(const Geno *g)
{
        if (g == NULL)
        {
                logPrintf("SimilarityMeasure", "newModel", LOG_ERROR, "NULL genotype pointer");
                return NULL;
        }
        Model *m = new Model(*g, ModelEnum::SHAPETYPE_UNKNOWN);
        if (!m->isValid())
        {
                logPrintf("SimilarityMeasure", "newModel", LOG_ERROR, "Invalid model for the genotype of '%s'", g->getName().c_str());
                delete m;
                return NULL;
        }
        return m;
}

Model SimilMeasureBase::sampleSurface(Model* M, double density)
{
        Model resultModel;
        resultModel.open();

        MeshBuilder::ModelSurface iterator(density);
        iterator.initialize(M);

        Pt3D point;
        while (iterator.tryGetNext(point))
        {
                GeometryUtils::addPointToModel(point, resultModel);
        }

        resultModel.close();
        return resultModel;
}