From bfc713530a6354ce786d3f9bd0f4567844e7240f Mon Sep 17 00:00:00 2001 From: Laszlo Agocs Date: Fri, 7 Jan 2022 15:26:53 +0100 Subject: rhi: Add queries for vertex input/output limits MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Mainly because we do have legacy code in the Qt 5 graphical effects that tries to dynamically determine the max number of varyings. Make it easier to port such code. Change-Id: I846cab2c2fe7b4cd473b5ced0146ca36f1c8169b Reviewed-by: Qt CI Bot Reviewed-by: Christian Strømme --- src/gui/rhi/qrhid3d11.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/gui/rhi/qrhid3d11.cpp') diff --git a/src/gui/rhi/qrhid3d11.cpp b/src/gui/rhi/qrhid3d11.cpp index 04544bc3b2..814ef05dd1 100644 --- a/src/gui/rhi/qrhid3d11.cpp +++ b/src/gui/rhi/qrhid3d11.cpp @@ -124,6 +124,10 @@ QT_BEGIN_NAMESPACE #define D3D11_1_UAV_SLOT_COUNT 64 #endif +#ifndef D3D11_VS_INPUT_REGISTER_COUNT +#define D3D11_VS_INPUT_REGISTER_COUNT 32 +#endif + QRhiD3D11::QRhiD3D11(QRhiD3D11InitParams *params, QRhiD3D11NativeHandles *importParams) : ofr(this), deviceCurse(this) @@ -583,6 +587,10 @@ int QRhiD3D11::resourceLimit(QRhi::ResourceLimit limit) const return D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION; case QRhi::MaxUniformBufferRange: return 65536; + case QRhi::MaxVertexInputs: + return D3D11_VS_INPUT_REGISTER_COUNT; + case QRhi::MaxVertexOutputs: + return D3D11_VS_OUTPUT_REGISTER_COUNT; default: Q_UNREACHABLE(); return 0; -- cgit v1.2.3