1 files changed, 53 insertions, 0 deletions
diff --git a/src/gui/rhi/qrhid3dhelpers_p.h b/src/gui/rhi/qrhid3dhelpers_p.h
new file mode 100644
index 0000000000..f31cdc8d11
--- /dev/null
+++ b/src/gui/rhi/qrhid3dhelpers_p.h
@@ -0,0 +1,53 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QRHID3DHELPERS_P_H
+#define QRHID3DHELPERS_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <rhi/qrhi.h>
+
+#include <QtGui/qwindow.h>
+
+#include <dxgi1_6.h>
+#include <dcomp.h>
+#include <d3dcompiler.h>
+
+#if __has_include(<dxcapi.h>)
+#include <dxcapi.h>
+#define QRHI_D3D12_HAS_DXC
+#endif
+
+QT_BEGIN_NAMESPACE
+
+namespace QRhiD3D {
+
+bool output6ForWindow(QWindow *w, IDXGIAdapter1 *adapter, IDXGIOutput6 **result);
+bool outputDesc1ForWindow(QWindow *w, IDXGIAdapter1 *adapter, DXGI_OUTPUT_DESC1 *result);
+float sdrWhiteLevelInNits(const DXGI_OUTPUT_DESC1 &outputDesc);
+
+pD3DCompile resolveD3DCompile();
+
+IDCompositionDevice *createDirectCompositionDevice();
+
+#ifdef QRHI_D3D12_HAS_DXC
+std::pair<IDxcCompiler *, IDxcLibrary *> createDxcCompiler();
+#endif
+
+void fillDriverInfo(QRhiDriverInfo *info, const DXGI_ADAPTER_DESC1 &desc);
+
+} // namespace
+
+QT_END_NAMESPACE
+
+#endif