From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/vr/service/osvr/ClientKit/TransformsC.h | 75 +++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 gfx/vr/service/osvr/ClientKit/TransformsC.h

(limited to 'gfx/vr/service/osvr/ClientKit/TransformsC.h')

diff --git a/gfx/vr/service/osvr/ClientKit/TransformsC.h b/gfx/vr/service/osvr/ClientKit/TransformsC.h
new file mode 100644
index 0000000000..183497dfd8
--- /dev/null
+++ b/gfx/vr/service/osvr/ClientKit/TransformsC.h
@@ -0,0 +1,75 @@
+/** @file
+    @brief Header controlling the OSVR transformation hierarchy
+
+    Must be c-safe!
+
+    @date 2015
+
+    @author
+    Sensics, Inc.
+    <http://sensics.com/osvr>
+*/
+
+/*
+// Copyright 2015 Sensics, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//        http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#ifndef INCLUDED_TransformsC_h_GUID_5B5B7438_42D4_4095_E48A_90E2CC13498E
+#define INCLUDED_TransformsC_h_GUID_5B5B7438_42D4_4095_E48A_90E2CC13498E
+
+/* Internal Includes */
+#include <osvr/ClientKit/Export.h>
+#include <osvr/Util/APIBaseC.h>
+#include <osvr/Util/ReturnCodesC.h>
+#include <osvr/Util/ClientOpaqueTypesC.h>
+
+/* Library/third-party includes */
+/* none */
+
+/* Standard includes */
+/* none */
+
+OSVR_EXTERN_C_BEGIN
+
+/** @addtogroup ClientKit
+    @{
+*/
+
+/** @brief Updates the internal "room to world" transformation (applied to all
+    tracker data for this client context instance) based on the user's head
+    orientation, so that the direction the user is facing becomes -Z to your
+    application. Only rotates about the Y axis (yaw).
+
+    Note that this method internally calls osvrClientUpdate() to get a head pose
+    so your callbacks may be called during its execution!
+
+    @param ctx Client context
+*/
+OSVR_CLIENTKIT_EXPORT OSVR_ReturnCode
+osvrClientSetRoomRotationUsingHead(OSVR_ClientContext ctx);
+
+/** @brief Clears/resets the internal "room to world" transformation back to an
+   identity transformation - that is, clears the effect of any other
+   manipulation of the room to world transform.
+
+    @param ctx Client context
+*/
+OSVR_CLIENTKIT_EXPORT OSVR_ReturnCode
+osvrClientClearRoomToWorldTransform(OSVR_ClientContext ctx);
+
+/** @} */
+OSVR_EXTERN_C_END
+
+#endif
-- 
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