PDataArithmetic.cpp

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// Copyright (C) 2005 Dave Griffiths
//
// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#include "PDataArithmetic.h"

using namespace Fluxus;

template <>
PData *AddOperator::Operate(TypedPData<float> *a, float b)
{
    for (vector<float>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        *i+=b;
    }
    
    return NULL;
}

template <>
PData *AddOperator::Operate(TypedPData<dVector> *a, float b)
{
    for (vector<dVector>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        i->x+=b;
        i->y+=b;
        i->z+=b;
    }
    return NULL;
}

template <>
PData *AddOperator::Operate(TypedPData<dVector> *a, dVector b)
{
    for (vector<dVector>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        i->x+=b.x;
        i->y+=b.y;
        i->z+=b.z;
    }
    return NULL;
}

template <>
PData *AddOperator::Operate(TypedPData<float> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++) a->m_Data[i]+=b->m_Data[i];
    return NULL;
}

template <>
PData *AddOperator::Operate(TypedPData<dVector> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++) 
    {
        a->m_Data[i].x+=b->m_Data[i];
        a->m_Data[i].y+=b->m_Data[i];
        a->m_Data[i].z+=b->m_Data[i];
    }
    return NULL;
}

template <>
PData *AddOperator::Operate(TypedPData<dVector> *a, TypedPData<dVector> *b)
{
    for (unsigned int i=0; i<a->Size(); i++) a->m_Data[i]+=b->m_Data[i];
    return NULL;
}


template <>
PData *MultOperator::Operate(TypedPData<float> *a, float b)
{
    for (vector<float>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        (*i)*=b;
    }
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<dVector> *a, float b)
{
    for (vector<dVector>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        (*i)*=b;
    }
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<dColour> *a, float b)
{
    for (vector<dColour>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        (*i)*=b;
    }
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<dVector> *a, dVector b)
{
    for (vector<dVector>::iterator i=a->m_Data.begin(); i!=a->m_Data.end(); i++)
    {
        (*i).x*=b.x;
        (*i).y*=b.y;
        (*i).z*=b.z;
    }
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<float> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++) a->m_Data[i]*=b->m_Data[i];
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<dVector> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++) 
    {
        a->m_Data[i]*=b->m_Data[i];
    }
    return NULL;
}

template <>
PData *MultOperator::Operate(TypedPData<dVector> *a, TypedPData<dVector> *b)
{
    for (unsigned int i=0; i<a->Size(); i++)
    {
        a->m_Data[i].x*=b->m_Data[i].x;
        a->m_Data[i].y*=b->m_Data[i].y;
        a->m_Data[i].z*=b->m_Data[i].z;
    }
    return NULL;
}


template <>
PData *SineOperator::Operate(TypedPData<float> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++)
    {
        a->m_Data[i]=sin(b->m_Data[i]);
    }
    return NULL;
}


template <>
PData *CosineOperator::Operate(TypedPData<float> *a, TypedPData<float> *b)
{
    for (unsigned int i=0; i<a->Size(); i++)
    {   
        a->m_Data[i]=cos(b->m_Data[i]); 
    }
    return NULL;
}


template <>
PData *ClosestOperator::Operate(TypedPData<dVector> *a, dVector b)
{
    float closestdist=999999;
    dVector closest;
    for (unsigned int i=0; i<a->Size(); i++)
    {   
        float dist = a->m_Data[i].dist(b);  
        if (dist<closestdist)
        {
            closestdist=dist;
            closest=a->m_Data[i];
        }
        
    }
    
    TypedPData<dVector> *ret = new TypedPData<dVector>;
    ret->m_Data.push_back(closest);
    return ret;
}

template <>
PData *ClosestOperator::Operate(TypedPData<dVector> *a, float b)
{
    // use the float as the index
    unsigned int index=(unsigned int)b;
    float closestdist=999999;
    dVector closest;
    for (unsigned int i=0; i<a->Size(); i++)
    {   
        if (i!=index)
        {
            float dist = a->m_Data[i].dist(a->m_Data[index]);   
            if (dist<closestdist)
            {
                closestdist=dist;
                closest=a->m_Data[i];
            }
        }
    }
    
    TypedPData<dVector> *ret = new TypedPData<dVector>;
    ret->m_Data.push_back(closest);
    return ret;
}

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