src/PSkelMask.h

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//-------------------------------------------------------------------------------
// Copyright (c) 2015, ICEI - PUC Minas
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// 
// 2. 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.
// 
// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software without
// specific prior written permission.
// 
// 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
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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//-------------------------------------------------------------------------------

#ifndef PSKEL_MASK_H
#define PSKEL_MASK_H

#include "PSkelArray.h"

namespace PSkel{

template<typename T>
class MaskBase{
protected:
        int *hostMask, *deviceMask;
        //size_t maskRadius;
        T *hostWeight, *deviceWeight;
        T haloValue;
        
        MaskBase(size_t size=0, size_t dimension=0, T haloVal=T(0), size_t range=0);
public:
        size_t size, dimension;
        size_t range;

        void deviceAlloc();
        void copyToDevice();
        void deviceFree();
        
        void hostAlloc();

        void hostFree();

        size_t memSize() const;

        //__device__ __host__ size_t size() const;
        
        __device__ __host__ T getWeight(size_t n);
                
};


//*******************************************************************************************
// MASK3D
//*******************************************************************************************

template<typename T>
class Mask3D : public MaskBase<T>{
public:
        Mask3D(size_t size=0, T haloVal=T(0), size_t range=0);

        __device__ __host__ void set(size_t n, int h, int w, int d, T weight=T(0));
        
        //__device__ __host__ void set(size_t n,int x,int y,int z);
        
        template<typename V>
        __forceinline__ __device__ __host__ T get(size_t n, Array3D<V> array, size_t h, size_t w, size_t d);
        
        __device__ __host__ size_t getRange();
        /*
        template<typename Arrays>
        int setMaskRadius(Arrays array);
        */
};

//*******************************************************************************************
// MASK2D
//*******************************************************************************************

template<typename T>
class Mask2D : public MaskBase<T>{
public: 
        Mask2D(size_t size=0, T haloVal=T(0), size_t range=0);
        
        __device__ __host__ void set(size_t n, int h, int w, T weight=T(0));
        
        //__device__ __host__ void set(size_t n,int x,int y);
        
        template<typename V>
        __forceinline__ __device__ __host__ T get(size_t n, Array2D<V> array, size_t h, size_t w);
        
        __device__ __host__ size_t getRange();
        /*
        template<typename Arrays>
        int setMaskRadius(Arrays array);
        */
};

//*******************************************************************************************
// MASK
//*******************************************************************************************

template<typename T>
class Mask : public MaskBase<T>{
public:
        Mask(size_t size=0, T haloVal=T(0), size_t range=0);
                
        //__device__ __host__ void set(size_t n,int x);
        
        __device__ __host__ void set(size_t n, int i, T weight=T(0));
        
        template<typename V>
        __forceinline__ __device__ __host__ T get(size_t n, Array<V> array, size_t i);
        
        __device__ __host__ size_t getRange();
        /*
        template<typename Arrays>
        int setMaskRadius(Arrays array);
        */
};

}//end namespace

#include "PSkelMask.hpp"

#endif