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Linux: Fix PRIME detection on Steam #46792

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Mar 8, 2021
Merged

Linux: Fix PRIME detection on Steam #46792

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5 changes: 4 additions & 1 deletion platform/linuxbsd/display_server_x11.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -4030,7 +4030,10 @@ DisplayServerX11::DisplayServerX11(const String &p_rendering_driver, WindowMode
use_prime = 0;
}

if (getenv("LD_LIBRARY_PATH")) {
// Some tools use fake libGL libraries and have them override the real one using
// LD_LIBRARY_PATH, so we skip them. *But* Steam also sets LD_LIBRARY_PATH for its
// runtime and includes system `/lib` and `/lib64`... so ignore Steam.
if (use_prime == -1 && getenv("LD_LIBRARY_PATH") && !getenv("STEAM_RUNTIME_LIBRARY_PATH")) {
String ld_library_path(getenv("LD_LIBRARY_PATH"));
Vector<String> libraries = ld_library_path.split(":");

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