PositionMap.h

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/* 
*******************************************************************************************************
Copyright (c) 2011, Christopher John Topping, Aarhus University
All rights reserved.
 
Redistribution and use in source and binary forms, with or without modification, are permitted provided
that the following conditions are met:
 
Redistributions of source code must retain the above copyright notice, this list of conditions and the
following disclaimer.
Redistributions in binary form must reproduce the above copyright notice, this list of conditions and 
the following disclaimer in the documentation and/or other materials provided with the distribution.
 
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR 
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
********************************************************************************************************
*/
//---------------------------------------------------------------------------
#ifndef PositionMapH
#define PositionMapH
//------------------------------------------------------------------------------
 
//------------------------------------------------------------------------------
 
 
class SimplePositionMap
{
 public:
    bool* m_TheMap;
    unsigned int m_maxx, m_maxy;
    virtual bool GetMapValue(unsigned a_x, unsigned a_y) 
    {
        return m_TheMap[a_x+a_y*m_maxx];
    }
    
    virtual void SetMapValue(unsigned a_x, unsigned a_y)
    {
        m_TheMap[a_x+a_y*m_maxx]=true;
    }
    
    virtual void ClearMapValue(unsigned a_x, unsigned a_y)
    {
        m_TheMap[a_x+a_y*m_maxx]=false;
    }
    
    virtual int GetMapDensity(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        int dens=0;
        for (unsigned x = a_x; x<a_x+a_range; x++) 
        {
            for (unsigned y = a_y; y<a_y+a_range; y++) 
                if (m_TheMap[x+y*m_maxx]) dens++;
        }
        return dens;
    }
    virtual bool GetMapPositive(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        for (unsigned x = a_x; x<a_x+a_range; x++) 
        {
            for (unsigned y = a_y; y<a_y+a_range; y++) 
                if (m_TheMap[x+y*m_maxx]) return true;
        }
        return false;
    }
    SimplePositionMap();
    SimplePositionMap(unsigned a_size);
    SimplePositionMap(Landscape* L);
    virtual ~SimplePositionMap();
};
 
class SimplePositionMapInt
{
public:
    vector<int> m_TheMapSpmi;
    unsigned int m_maxx, m_maxy;
    virtual int GetMapValue(unsigned a_x, unsigned a_y)
    {
        return m_TheMapSpmi[a_x + a_y * m_maxx];
    }
 
    virtual void SetMapValue(unsigned a_x, unsigned a_y, int a_value)
    {
        m_TheMapSpmi[a_x + a_y * m_maxx] = a_value;
    }
 
    virtual void ClearMapValue(unsigned a_x, unsigned a_y)
    {
        m_TheMapSpmi[a_x + a_y * m_maxx] = 0;
    }
 
    virtual void IncMapValue(unsigned a_x, unsigned a_y)
    {
        m_TheMapSpmi[a_x + a_y * m_maxx]++;
    }
 
    virtual void DecMapValue(unsigned a_x, unsigned a_y)
    {
 
        m_TheMapSpmi[a_x + a_y * m_maxx]--;
 
#ifdef Poecilus_Debug
        if (m_TheMapSpmi[a_x + a_y * m_maxx] < 1)
        {
            g_msg->Warn(WARN_BUG, "SimplePositionMapInt::DecMapValue - negative value in density ", m_TheMapSpmi[a_x + a_y * m_maxx]);
            exit(-1);
        }
#endif
    }
 
    virtual int GetMapDensity(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        int dens = 0;
        int temp_x = a_x;
        int temp_y = a_y;
        //int temp_x_end = a_x + a_range;
        //if(temp_x_end > m_maxx) temp_x_end = m_maxx;
        //int temp_y_end = a_y + a_range;c
        //if (temp_y_end > m_maxy) temp_y_end = m_maxy;
        //if (a_x < 0) a_x = 0;
        //if (a_y < 0) a_y = 0;
        for (unsigned x = a_x; x <a_x+a_range; x++)
        {
            temp_x = x;
            if(x >= m_maxx) temp_x = x - m_maxx;
            for (unsigned y = a_y; y < a_y+a_range; y++){
                temp_y  =  y;
                if(y >= m_maxy) temp_y = y - m_maxy;
                dens += (m_TheMapSpmi[temp_x + temp_y * m_maxx]);
            }
        }
        return dens;
    }
    virtual int GetMapDensityEdge(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        if (a_x + a_range >= m_maxx) a_range = m_maxx - a_x;
        if (a_y + a_range >= m_maxy) a_range = m_maxy - a_y;
        int dens = 0;
        for (unsigned x = a_x; x < a_x + a_range; x++)
        {
            for (unsigned y = a_y; y < a_y + a_range; y++)
                dens += (m_TheMapSpmi[x + y * m_maxx]);
        }
        return dens;
    }
    virtual bool GetMapPositive(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        for (unsigned x = a_x; x < a_x + a_range; x++)
        {
            for (unsigned y = a_y; y < a_y + a_range; y++)
                if (m_TheMapSpmi[x + y * m_maxx]>0) return true;
        }
        return false;
    }
 
 
    virtual int SumMap()
    {
        int nos = 0;
        const unsigned sz = m_maxy * m_maxx;
        for (unsigned i = 0; i < sz; i++)  nos += m_TheMapSpmi[i];
        return nos;
    }
    SimplePositionMapInt();
    SimplePositionMapInt(Landscape* L);
    virtual ~SimplePositionMapInt();
};
 
template<typename AnimalTypes>
class SimplePositionMapPointers
{
public:
    vector<vector<AnimalTypes*>*> m_TheMapSpmi;
    unsigned int m_maxx{}, m_maxy{};
 
    virtual int GetMapValue(unsigned a_x, unsigned a_y)
    {
        return m_TheMapSpmi[a_x + a_y * m_maxx]->size();
    }
 
    virtual void AddMapValue(unsigned a_x, unsigned a_y, AnimalTypes* a_value)
    {
 
        m_TheMapSpmi[a_x + a_y * m_maxx]->push_back(a_value);
        
    }
    virtual void ClearMapValue(unsigned a_x, unsigned a_y)
    {
 
        m_TheMapSpmi[a_x + a_y * m_maxx] = {};
 
    }
 
    virtual AnimalTypes* DecMapValue(unsigned a_x, unsigned a_y)
    {
        AnimalTypes*  val;
 
        if (m_TheMapSpmi[a_x + a_y * m_maxx]->size() > 0) { // can happen that there is nobody here because of parallel threads, so gracefully ignore this
            val = (m_TheMapSpmi[a_x + a_y * m_maxx]->back());
            m_TheMapSpmi[a_x + a_y * m_maxx]->pop_back();
        }
        
        return (val);
    }
 
    virtual bool RemoveMapValue(unsigned a_x, unsigned a_y, AnimalTypes* a_value)
    {
        bool res = false;
 
        auto an = std::find(m_TheMapSpmi[a_x + a_y * m_maxx]->begin(), m_TheMapSpmi[a_x + a_y * m_maxx]->end(), a_value);
        if (an != m_TheMapSpmi[a_x + a_y * m_maxx]->end()) {
            m_TheMapSpmi[a_x + a_y * m_maxx]->erase(an);
            res = true;
        }
        return res;
    }
 
    virtual bool IsMapValue(unsigned a_x, unsigned a_y, AnimalTypes* a_value)
    {
        bool res = false;
 
        auto an = std::find(m_TheMapSpmi[a_x + a_y * m_maxx]->begin(), m_TheMapSpmi[a_x + a_y * m_maxx]->end(), a_value);
        if (an != m_TheMapSpmi[a_x + a_y * m_maxx]->end()) res = true;
        
        return res;
    }
 
    virtual int GetMapDensity(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        int dens = 0;
        for (unsigned x = a_x; x < a_x + a_range; x++)
        {
            for (unsigned y = a_y; y < a_y + a_range; y++)
                dens += (m_TheMapSpmi[x + y * m_maxx]->size());
        }
        return dens;
    }
    virtual int GetMapDensityEdge(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        if (a_x + a_range >= m_maxx) a_range = m_maxx - a_x;
        if (a_y + a_range >= m_maxy) a_range = m_maxy - a_y;
        int dens = 0;
        for (unsigned x = a_x; x < a_x + a_range; x++)
        {
            for (unsigned y = a_y; y < a_y + a_range; y++)
                dens += (m_TheMapSpmi[x + y * m_maxx]->size());
        }
        return dens;
    }
    virtual bool GetMapPositive(unsigned a_x, unsigned a_y, unsigned a_range)
    {
        for (unsigned x = a_x; x < a_x + a_range; x++)
        {
            for (unsigned y = a_y; y < a_y + a_range; y++)
                if (m_TheMapSpmi[x + y * m_maxx]->size() > 0) return true;
        }
        return false;
    }
 
 
    virtual int SumMap()
    {
        int nos = 0;
        const unsigned sz = m_maxy * m_maxx;
        for (unsigned i = 0; i < sz; i++)  nos += m_TheMapSpmi[i]->size();
        return nos;
    }
    SimplePositionMapPointers();
    explicit SimplePositionMapPointers(Landscape* a_l);
    virtual ~SimplePositionMapPointers();
};
 
template <typename AnimalTypes>
SimplePositionMapPointers<AnimalTypes>::SimplePositionMapPointers() {
}
template <typename AnimalTypes>
SimplePositionMapPointers<AnimalTypes>::SimplePositionMapPointers(Landscape* a_l) {
    m_maxx = a_l->SupplySimAreaWidth();
    m_maxy = a_l->SupplySimAreaHeight();
    m_TheMapSpmi.resize(m_maxx * m_maxy);
    for (unsigned y = 0; y < m_maxy; y++)
    {
        for (unsigned x = 0; x < m_maxx; x++)
        {
            m_TheMapSpmi[x + y * m_maxx] = new vector<AnimalTypes*>();
        }
    }
}
template <typename AnimalTypes>
SimplePositionMapPointers<AnimalTypes>::~SimplePositionMapPointers() {
    for (unsigned y = 0; y < m_maxy; y++)
    {
        for (unsigned x = 0; x < m_maxx; x++)
        {
            delete m_TheMapSpmi[x + y * m_maxx];
        }
    }
}
 
class ScalablePositionMap : public SimplePositionMap
{
 protected:
     int m_ScaleFactor;
 public:
     ScalablePositionMap(Landscape* L, int a_ScaleFactor);
     ~ScalablePositionMap();
 
     bool GetMapValue(unsigned a_x, unsigned a_y) 
     {
         a_x = a_x >> m_ScaleFactor;
         a_y = a_y >> m_ScaleFactor;
         return m_TheMap[a_x+a_y*m_maxx];
     }
     void SetMapValue(unsigned a_x, unsigned a_y)
     {
         a_x = a_x >> m_ScaleFactor;
         a_y = a_y >> m_ScaleFactor;
         m_TheMap[a_x+a_y*m_maxx]=true;
     }
     void ClearMapValue(unsigned a_x, unsigned a_y)
     {
         a_x = a_x >> m_ScaleFactor;
         a_y = a_y >> m_ScaleFactor;
         m_TheMap[a_x+a_y*m_maxx]=false;
     }
     int GetMapDensity(unsigned a_x, unsigned a_y, unsigned a_range)
     {
         int dens=0;
         a_x = a_x >> m_ScaleFactor;
         a_y = a_y >> m_ScaleFactor;
         a_range = a_range >> m_ScaleFactor;
         for (unsigned x = a_x; x<a_x+a_range; x++) 
         {
             for (unsigned y = a_y; y<a_y+a_range; y++) 
                 if (m_TheMap[x+y*m_maxx]) dens++;
         }
         return dens;
     }
     bool GetMapPositive(unsigned a_x, unsigned a_y, unsigned a_range)
     {
         a_x = a_x >> m_ScaleFactor;
         a_y = a_y >> m_ScaleFactor;
         a_range = a_range >> m_ScaleFactor;
         for (unsigned x = a_x; x<a_x+a_range; x++) 
         {
             for (unsigned y = a_y; y<a_y+a_range; y++) 
                 if (m_TheMap[x+y*m_maxx]) return true;
         }
         return false;
     }
};
//-------------------------------------------------------------------------------
 
class PositionMap
{
 public:
  PointerInt* m_TheMap;
  PointerInt m_xmaxx, m_maxx, m_maxy;
  PointerInt m_TheBitMaskArray[65]; // for 64-bit
  PointerInt m_TheBitMaskArray2[65];
  int GetMapValue(unsigned x, unsigned y);
  void SetMapValue(unsigned x, unsigned y);
  void ClearMapValue(unsigned x, unsigned y);
  int GetMapDensity(unsigned x, unsigned y);
  int GetMapDensity(unsigned x, unsigned y, unsigned range);
  bool GetMapPositive(unsigned x, unsigned y, unsigned range);
  bool GetMapPositiveB(unsigned x, unsigned y, unsigned range);
  int GetMapDensity5x5(unsigned x, unsigned y);
  bool GetMapDensity32(unsigned x, unsigned y);
  int GetTotalSpace(int x, int y);
  int GetTotalN(int x, int y);
  PositionMap(unsigned a_size);
  PositionMap(Landscape * L);
  ~PositionMap();
 protected:
  Landscape* m_ALandscape;
  void Init();
 
 
// Inline function for speed
PointerInt BitCount (PointerInt n) {
    unsigned int nCount=0 ;
    for(; n; n&=(n-1)){
        nCount++;
    }
    return nCount ;
}
 
};
//------------------------------------------------------------------------------
 
 
 
//---------------------------------------------------------------------------
#endif