GUI updates

- Update ImGui to latest release (v1.91.9b)
- Fixup splash using a deprecated ImGui function
- Hide some settings tabs when not available
- Fix sound config values getting trashed whenever sound system cannot
  be initialized

1 files changed, 1 insertions, 1 deletions

diff --git a/game/client/splash.cc b/game/client/splash.cc
index 8bcf7e6..1de1e93 100644
--- a/game/client/splash.cc
+++ b/game/client/splash.cc
@@ -153,7 +153,7 @@ void client_splash::render(void)
         const ImVec4 tint = ImVec4(1.0f, 1.0f, 1.0f, texture_alpha);
 
         ImGui::SetCursorPos(image_pos);
-        ImGui::Image(texture->handle, image_size, uv_a, uv_b, tint);
+        ImGui::ImageWithBg(texture->handle, image_size, uv_a, uv_b, ImVec4(0.0f, 0.0f, 0.0f, 0.0f), tint);
     }
 
     ImGui::End();