rhi: Improve layout compatibility test performance

Also bump the non-heap buffer size in the binding list to 16,
in order to accommodate complex Quick3D materials with many
associated texture maps.

Change-Id: Id190e5f8304f5941cffc41a2605fce45dfeb72f0
Reviewed-by: Andy Nichols <andy.nichols@qt.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/gui/rhi/qrhinull.cpp b/src/gui/rhi/qrhinull.cpp
index 087559728d..e0eb110c0d 100644
--- a/src/gui/rhi/qrhinull.cpp
+++ b/src/gui/rhi/qrhinull.cpp
@@ -800,6 +800,12 @@ void QNullShaderResourceBindings::destroy()
 
 bool QNullShaderResourceBindings::create()
 {
+    QRHI_RES_RHI(QRhiNull);
+    if (!rhiD->sanityCheckShaderResourceBindings(this))
+        return false;
+
+    rhiD->updateLayoutDesc(this);
+
     return true;
 }