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Fix glTF2::Asset::FindUniqueID() when the input string is >= 256 chars

pull/1461/head
Josh Faust 2017-09-27 18:41:35 -07:00
parent b1410f8455
commit febd611d48
1 changed files with 5 additions and 4 deletions
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9
code/glTF2Asset.inl
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@ -1118,11 +1118,12 @@ inline std::string Asset::FindUniqueID(const std::string& str, const char* suffi
if (it == mUsedIds.end()) if (it == mUsedIds.end())
return id; return id;
char buffer[256]; std::vector<char> buffer;
int offset = ai_snprintf(buffer, sizeof(buffer), "%s_", id.c_str()); buffer.resize(id.size() + 16);
int offset = ai_snprintf(buffer.data(), buffer.size(), "%s_", id.c_str());
for (int i = 0; it != mUsedIds.end(); ++i) { for (int i = 0; it != mUsedIds.end(); ++i) {
ai_snprintf(buffer + offset, sizeof(buffer) - offset, "%d", i); ai_snprintf(buffer.data() + offset, buffer.size() - offset, "%d", i);
id = buffer; id = buffer.data();
it = mUsedIds.find(id); it = mUsedIds.find(id);
} }