xrRenderPC_GL: fix texture loading

Author: eagleivg

src/Layers/xrRenderPC_GL/glResourceManager_Resources.cpp

@@ -512,6 +512,10 @@ CTexture* CResourceManager::_CreateTexture(LPCSTR _Name)
     R_ASSERT (_Name && _Name[0]);
     string_path Name;
     strcpy_s(Name, _Name); //. andy if (strext(Name)) *strext(Name)=0;
+#ifdef LINUX
+    while (char* sep = strchr(Name, '\\')) *sep = '/';
+#endif
+
     fix_texture_name(Name);
 
 #ifdef	DEBUG