helper_interface.hpp

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#ifndef TATAMI_DELAYED_UNARY_ISOMETRIC_OPERATION_HELPER_INTERFACE_H
#define TATAMI_DELAYED_UNARY_ISOMETRIC_OPERATION_HELPER_INTERFACE_H
 
#include <vector>
#include <optional>
#include "../../base/SparseRange.hpp"
 
namespace tatami {
 
template<typename OutputValue_, typename InputValue_, typename Index_>
class DelayedUnaryIsometricOperationHelper {
public:
    DelayedUnaryIsometricOperationHelper() = default;
    DelayedUnaryIsometricOperationHelper(const DelayedUnaryIsometricOperationHelper&) = default;
    DelayedUnaryIsometricOperationHelper& operator=(const DelayedUnaryIsometricOperationHelper&) = default;
    DelayedUnaryIsometricOperationHelper(DelayedUnaryIsometricOperationHelper&&) = default;
    DelayedUnaryIsometricOperationHelper& operator=(DelayedUnaryIsometricOperationHelper&&) = default;
    virtual ~DelayedUnaryIsometricOperationHelper() = default;
public:
    virtual void dense(bool row, Index_ i, Index_ start, Index_ length, const InputValue_* input, OutputValue_* output) const = 0;
 
    virtual void dense(bool row, Index_ i, const std::vector<Index_>& indices, const InputValue_* input, OutputValue_* output) const = 0;
 
    virtual void sparse(bool row, Index_ i, Index_ num, const InputValue_* input_value, const Index_* index, OutputValue_* output_value) const = 0;
 
    virtual OutputValue_ fill(bool row, Index_ i) const = 0; 
 
    virtual bool zero_depends_on_row() const = 0;
 
    virtual bool zero_depends_on_column() const = 0;
 
    virtual bool non_zero_depends_on_row() const = 0;
 
    virtual bool non_zero_depends_on_column() const = 0;
 
    virtual bool is_sparse() const = 0;
 
    virtual std::optional<Index_> nrow() const = 0; 
 
    virtual std::optional<Index_> ncol() const = 0; 
};
 
}
 
#endif