DirectorDotFeatures.h

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/*
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * Copyright (C) 2012 Soeren Sonnenburg
 */

#ifndef _DIRECTORDOTFEATURES_H___
#define _DIRECTORDOTFEATURES_H___

#include <shogun/lib/config.h>

#ifdef USE_SWIG_DIRECTORS
#include <shogun/lib/common.h>
#include <shogun/features/Features.h>
#include <shogun/features/DotFeatures.h>

namespace shogun
{
#define IGNORE_IN_CLASSLIST
IGNORE_IN_CLASSLIST class CDirectorDotFeatures : public CDotFeatures
{
    public:

        CDirectorDotFeatures(int32_t size=0) : CDotFeatures(size)
        {
        }

        virtual ~CDirectorDotFeatures() { }

        virtual int32_t get_num_vectors() const
        {
            SG_NOTIMPLEMENTED
            return 0;
        }


        virtual int32_t get_dim_feature_space() const
        {
            SG_NOTIMPLEMENTED
            return 0;
        }

        virtual float64_t dot(int32_t vec_idx1, CDotFeatures* df, int32_t vec_idx2)
        {
            SG_NOTIMPLEMENTED
            return 0;
        }

        virtual float64_t dense_dot_sgvec(int32_t vec_idx1, const SGVector<float64_t> vec2)
        {
            SG_NOTIMPLEMENTED
            return 0;
        }

        virtual void add_to_dense_sgvec(float64_t alpha, int32_t vec_idx1, SGVector<float64_t> vec2, bool abs_val=false)
        {
            SG_NOTIMPLEMENTED
        }

        virtual float64_t dense_dot(int32_t vec_idx1, const float64_t* vec2, int32_t vec2_len)
        {
            return dense_dot_sgvec(vec_idx1, SGVector<float64_t>((float64_t*) vec2, vec2_len, false));
        }

        virtual void add_to_dense_vec(float64_t alpha, int32_t vec_idx1, float64_t* vec2, int32_t vec2_len, bool abs_val=false)
        {
            add_to_dense_sgvec(alpha, vec_idx1, SGVector<float64_t>(vec2, vec2_len, false), abs_val);
        }

        virtual void dense_dot_range(float64_t* output, int32_t start, int32_t stop, float64_t* alphas, float64_t* vec, int32_t dim, float64_t b)
        {
            CDotFeatures::dense_dot_range(output, start, stop, alphas, vec, dim, b);
        }

        virtual void dense_dot_range_subset(int32_t* sub_index, int32_t num,
                float64_t* output, float64_t* alphas, float64_t* vec, int32_t dim, float64_t b)
        {
            CDotFeatures::dense_dot_range_subset(sub_index, num, output, alphas, vec, dim, b);
        }

        virtual int32_t get_nnz_features_for_vector(int32_t num)
        {
            SG_NOTIMPLEMENTED
            return 0;
        }

        virtual void* get_feature_iterator(int32_t vector_index)
        {
            SG_NOTIMPLEMENTED
            return NULL;
        }

        virtual bool get_next_feature(int32_t& index, float64_t& value, void* iterator)
        {
            SG_NOTIMPLEMENTED
            return false;
        }

        virtual void free_feature_iterator(void* iterator)
        {
            SG_NOTIMPLEMENTED
        }

        virtual SGVector<float64_t> get_mean()
        {
            return CDotFeatures::get_mean();
        }

        virtual SGMatrix<float64_t> get_cov()
        {
            return CDotFeatures::get_cov();
        }

        virtual EFeatureType get_feature_type() const
        {
            return F_ANY;
        }

        virtual CFeatures* duplicate() const
        {
            SG_NOTIMPLEMENTED
            return NULL;
        }

        virtual EFeatureClass get_feature_class() const
        {
            return C_DIRECTOR_DOT;
        }

        virtual void add_preprocessor(CPreprocessor* p)
        {
            CFeatures::add_preprocessor(p);
        }

        virtual void del_preprocessor(int32_t num)
        {
            CFeatures::del_preprocessor(num);
        }

        virtual bool reshape(int32_t num_features, int32_t num_vectors)
        {
            SG_NOTIMPLEMENTED
            return false;
        }

        virtual void load(CFile* loader)
        {
            CFeatures::load(loader);
        }

        virtual void save(CFile* writer)
        {
            CFeatures::save(writer);
        }

        virtual void add_subset(SGVector<index_t> subset)
        {
            CFeatures::add_subset(subset);
        }

        virtual void remove_subset()
        {
            CFeatures::remove_subset();
        }

        virtual void remove_all_subsets()
        {
            CFeatures::remove_all_subsets();
        }

        virtual void subset_changed_post()
        {
            CFeatures::subset_changed_post();
        }

        virtual CFeatures* copy_subset(SGVector<index_t> indices)
        {
            return CFeatures::copy_subset(indices);
        }

        virtual const char* get_name() const { return "DirectorDotFeatures"; }
};
}
#endif // USE_SWIG_DIRECTORS
#endif // _DIRECTORDOTFEATURES_H___