Force disable threaded gl optimization to reduce cpu usage (thread optimization doesn't improve performance here so its useless)

1 files changed, 4 insertions, 0 deletions

diff --git a/src/gl.c b/src/gl.c
index e9eeacb..0745810 100644
--- a/src/gl.c
+++ b/src/gl.c
@@ -1,6 +1,7 @@
 #include "../include/mgl/gl.h"
 #include <dlfcn.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 typedef struct {
     void **func;
@@ -19,6 +20,9 @@ static void* dlsym_print_fail(void *handle, const char *name) {
 }
 
 int mgl_gl_load(mgl_gl *self) {
+    /* Threaded gl optimization doesn't improve performance here, it just increases cpu usage, so force disable it if the user has enabled it */
+    setenv("__GL_THREADED_OPTIMIZATIONS", "0", 1);
+
     const char *glx_path = "libGL.so.1";
     self->handle = dlopen(glx_path, RTLD_LAZY);
     if(!self->handle) {