drunken_bishop.h

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#pragma once
 
 
 
#include "core/table.h"
#include "base/ints.h"
 
 
namespace eu::core
{
    // split hash to a msb->lsb array
    std::vector<U8>
    to_bytes(U32 hash);
 
    // split hash to a msb->lsb array
    std::vector<U8>
    to_bytes(U64 hash);
 
    // split to 2-bit ints
    std::vector<int>
    to_codes(U8 byte, bool msb_first);
 
    std::vector<int>
    to_codes(const std::vector<U8>& bytes, bool msb_first);
 
    Table<int>
    get_drunken_bishop_result
    (
        U32 hash,
        int width,
        int height,
        bool msb_first = true,
        int startx = -1,
        int starty = -1
    );
 
    Table<int>
    get_drunken_bishop_result
    (
        U64 hash,
        int width,
        int height,
        bool msb_first = true,
        int startx = -1,
        int starty = -1
    );
 
    Table<int>
    get_drunken_bishop_result
    (
        const std::vector<int>& codes,
        int width,
        int height,
        int startx = -1,
        int starty = -1
    );
 
 
    std::vector<std::string>
    get_ssh_characters();
 
    std::vector<std::string>
    render_table
    (
        const Table<int>& table,
        const std::vector<std::string>& characters
    );
 
    // todo(Gustav): add image collapse with palette
}