rhi: Expose compute threadgroup limits in ResourceLimits

As OpenGL ES and Vulkan ruin the day with the spec mandated minimum
value for max threads per threadgroup being only 128, clients need
a way to decide if their compute shader (local_size_*) is suitable
for use at run time.

Change-Id: I72b4fc97032406340623add82ea4d9544ebe9fdc
Reviewed-by: Andy Nichols <andy.nichols@qt.io>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/gui/rhi/qrhi_p.h b/src/gui/rhi/qrhi_p.h
index 7d719fd218..1e3540fa1f 100644
--- a/src/gui/rhi/qrhi_p.h
+++ b/src/gui/rhi/qrhi_p.h
@@ -1490,7 +1490,12 @@ public:
         TextureSizeMax,
         MaxColorAttachments,
         FramesInFlight,
-        MaxAsyncReadbackFrames
+        MaxAsyncReadbackFrames,
+        MaxThreadGroupsPerDimension,
+        MaxThreadsPerThreadGroup,
+        MaxThreadGroupX,
+        MaxThreadGroupY,
+        MaxThreadGroupZ
     };
 
     ~QRhi();