1 files changed, 20 insertions, 0 deletions
diff --git a/src/x11.c b/src/x11.c
index 15f9e92..d7ac4a5 100644
--- a/src/x11.c
+++ b/src/x11.c
@@ -1451,3 +1451,23 @@ puglSetCursor(PuglView* const view, const PuglCursor cursor)
   return PUGL_FAILURE;
 #endif
 }
+
+// Semi-public platform API used by backends
+
+PuglStatus
+puglX11Configure(PuglView* view)
+{
+  PuglInternals* const impl = view->impl;
+  XVisualInfo          pat  = {0};
+  int                  n    = 0;
+
+  pat.screen = impl->screen;
+  impl->vi   = XGetVisualInfo(impl->display, VisualScreenMask, &pat, &n);
+
+  view->hints[PUGL_RED_BITS]   = impl->vi->bits_per_rgb;
+  view->hints[PUGL_GREEN_BITS] = impl->vi->bits_per_rgb;
+  view->hints[PUGL_BLUE_BITS]  = impl->vi->bits_per_rgb;
+  view->hints[PUGL_ALPHA_BITS] = 0;
+
+  return PUGL_SUCCESS;
+}