config.hpp

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#ifndef OALPLUS_AL_API_CONFIG_HPP
#define OALPLUS_AL_API_CONFIG_HPP
 
#include "../config/basic.hpp"
#include <eagine/maybe_unused.hpp>
 
#ifndef OALPLUS_HAS_AL
#if defined(AL_NO_ERROR)
#define OALPLUS_HAS_AL 1
#else
#define OALPLUS_HAS_AL 0
#endif
#endif // OALPLUS_HAS_AL
 
#if !OALPLUS_HAS_AL
#include <cstdint>
#endif
 
namespace eagine::oalp {
//------------------------------------------------------------------------------
struct al_types {
    using void_ptr_type = void*;
 
    using const_void_ptr_type = const void*;
#if OALPLUS_HAS_AL
    static constexpr bool has_api = true;
 
    using enum_type = ALenum;
 
    using char_type = ALchar;
 
    using bool_type = ALboolean;
 
    using byte_type = ALbyte;
 
    using ubyte_type = ALubyte;
 
    using short_type = ALshort;
 
    using ushort_type = ALushort;
 
    using int_type = ALint;
 
    using uint_type = ALuint;
 
    using name_type = ALuint;
 
    using size_type = ALsizei;
 
    using float_type = ALfloat;
 
    using double_type = ALdouble;
#else
    static constexpr bool has_api = false;
    using enum_type = int;
    using char_type = char;
    using bool_type = bool;
    using byte_type = char;
    using ubyte_type = unsigned char;
    using short_type = short;
    using ushort_type = unsigned short;
    using int_type = int;
    using uint_type = unsigned;
    using name_type = unsigned;
    using size_type = std::intptr_t;
    using float_type = float;
    using double_type = double;
#endif
 
    static constexpr auto bool_true(bool_type b) noexcept -> bool {
#if OALPLUS_HAS_AL
        return b == AL_TRUE;
#else
        return b;
#endif
    }
 
    static constexpr auto error_code_no_error(enum_type ec) noexcept -> bool {
#if OALPLUS_HAS_AL
        return ec == AL_NO_ERROR;
#else
        EAGINE_MAYBE_UNUSED(ec);
        return false;
#endif
    }
};
//------------------------------------------------------------------------------
} // namespace eagine::oalp
 
#endif // OALPLUS_AL_API_CONFIG_HPP