Open3D (C++ API)  0.16.0
Preprocessor.h
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26
27#pragma once
28
39#define OPEN3D_FIX_MSVC_(...) __VA_ARGS__
40
44#define OPEN3D_CONCAT_IMPL_(s1, s2) s1##s2
45#define OPEN3D_CONCAT(s1, s2) OPEN3D_CONCAT_IMPL_(s1, s2)
46
50#define OPEN3D_STRINGIFY_IMPL_(s) #s
51#define OPEN3D_STRINGIFY(s) OPEN3D_STRINGIFY_IMPL_(s)
52
58#define OPEN3D_GET_NTH_ARG_(...) \
59 OPEN3D_FIX_MSVC_(OPEN3D_GET_NTH_ARG_IMPL_(__VA_ARGS__))
60#define OPEN3D_GET_NTH_ARG_IMPL_(arg1, arg2, arg3, arg4, arg5, arg6, arg7, \
61 arg8, arg9, arg10, N, ...) \
62 N
63#define OPEN3D_REVERSE_NUM_SEQUENCE_() 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
64#define OPEN3D_NUM_ARGS(...) \
65 OPEN3D_GET_NTH_ARG_(__VA_ARGS__, OPEN3D_REVERSE_NUM_SEQUENCE_())
66
83#define OPEN3D_OVERLOAD(func, ...) \
84 OPEN3D_CONCAT(func, OPEN3D_NUM_ARGS(__VA_ARGS__))