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add drain hole 3mf export and import

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This commit is contained in:
tamasmeszaros 2019-12-06 15:47:58 +01:00
parent 3b0241c98b
commit 5be66a52c0
4 changed files with 210 additions and 2 deletions
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16
src/libslic3r/libslic3r.h
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@ -183,6 +183,22 @@ static inline bool is_approx(Number value, Number test_value)
return std::fabs(double(value) - double(test_value)) < double(EPSILON);
}
template<class...Args>
std::string string_printf(const char *const fmt, Args &&...args)
{
static const size_t INITIAL_LEN = 1024;
std::vector<char> buffer(INITIAL_LEN, '\0');
int bufflen = snprintf(buffer.data(), INITIAL_LEN - 1, fmt, std::forward<Args>(args)...);
if (bufflen >= int(INITIAL_LEN)) {
buffer.resize(size_t(bufflen) + 1);
snprintf(buffer.data(), buffer.size(), fmt, std::forward<Args>(args)...);
}
return std::string(buffer.begin(), buffer.begin() + bufflen);
}
} // namespace Slic3r
#endif