From 8c65a61b095545b88ecb0820fa0e6ccd484d242a Mon Sep 17 00:00:00 2001
From: Rye Cogtail <rye@lindenlab.com>
Date: Wed, 4 Sep 2024 23:10:13 -0400
Subject: Introduce OpenXR SDK prebuilt package and cmake setup (#2503)

---
 autobuild.xml                | 62 ++++++++++++++++++++++++++++++++++++++++++++
 indra/cmake/OpenXR.cmake     | 22 ++++++++++++++++
 indra/newview/CMakeLists.txt |  2 ++
 3 files changed, 86 insertions(+)
 create mode 100644 indra/cmake/OpenXR.cmake

diff --git a/autobuild.xml b/autobuild.xml
index f90f114601..95ee34439b 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -2210,6 +2210,68 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
         <key>description</key>
         <string>Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) Library</string>
       </map>
+      <key>openxr</key>
+      <map>
+        <key>platforms</key>
+        <map>
+          <key>windows64</key>
+          <map>
+            <key>archive</key>
+            <map>
+              <key>hash</key>
+              <string>3cccc3e3f3137066c286270b35abc00ee0c0bb0c</string>
+              <key>hash_algorithm</key>
+              <string>sha1</string>
+              <key>url</key>
+              <string>https://github.com/secondlife/3p-openxr/releases/download/v1.1.40-r1/openxr-1.1.40-r1-windows64-10710818432.tar.zst</string>
+            </map>
+            <key>name</key>
+            <string>windows64</string>
+          </map>
+          <key>linux64</key>
+          <map>
+            <key>archive</key>
+            <map>
+              <key>hash</key>
+              <string>f0ad0418a98fb8cb6e158fca3902c15ac1de9d2a</string>
+              <key>hash_algorithm</key>
+              <string>sha1</string>
+              <key>url</key>
+              <string>https://github.com/secondlife/3p-openxr/releases/download/v1.1.40-r1/openxr-1.1.40-r1-linux64-10710818432.tar.zst</string>
+            </map>
+            <key>name</key>
+            <string>linux64</string>
+          </map>
+          <key>darwin64</key>
+          <map>
+            <key>archive</key>
+            <map>
+              <key>hash</key>
+              <string>a9bfabec63a987bd34bcfdc295b928bd0696e1d7</string>
+              <key>hash_algorithm</key>
+              <string>sha1</string>
+              <key>url</key>
+              <string>https://github.com/secondlife/3p-openxr/releases/download/v1.1.40-r1/openxr-1.1.40-r1-darwin64-10710818432.tar.zst</string>
+            </map>
+            <key>name</key>
+            <string>darwin64</string>
+          </map>
+        </map>
+        <key>license</key>
+        <string>Apache 2.0</string>
+        <key>license_file</key>
+        <string>LICENSES/openxr.txt</string>
+        <key>copyright</key>
+        <string>Copyright 2017-2024, The Khronos Group Inc.</string>
+        <key>version</key>
+        <string>1.1.40-r1</string>
+        <key>name</key>
+        <string>openxr</string>
+        <key>canonical_repo</key>
+        <string>https://github.com/secondlife/3p-openxr</string>
+        <key>description</key>
+        <string>Generated headers and sources for OpenXR loader.</string>
+      </map>
       <key>slvoice</key>
       <map>
         <key>platforms</key>
diff --git a/indra/cmake/OpenXR.cmake b/indra/cmake/OpenXR.cmake
new file mode 100644
index 0000000000..2cc862b927
--- /dev/null
+++ b/indra/cmake/OpenXR.cmake
@@ -0,0 +1,22 @@
+# -*- cmake -*-
+
+include(Prebuilt)
+
+include_guard()
+add_library( ll::openxr INTERFACE IMPORTED )
+
+if(USE_CONAN )
+  target_link_libraries( ll::openxr INTERFACE CONAN_PKG::openxr )
+  return()
+endif()
+
+use_prebuilt_binary(openxr)
+if (WINDOWS)
+  target_link_libraries( ll::openxr INTERFACE ${ARCH_PREBUILT_DIRS_RELEASE}/openxr_loader.lib )
+else()
+  target_link_libraries( ll::openxr INTERFACE ${ARCH_PREBUILT_DIRS_RELEASE}/libopenxr_loader.a )
+endif (WINDOWS)
+
+if( NOT LINUX )
+  target_include_directories( ll::openxr SYSTEM INTERFACE ${LIBS_PREBUILT_DIR}/include)
+endif()
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 7a9f3a46b5..859ccbd4cd 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -33,6 +33,7 @@ include(NVAPI)
 include(OPENAL)
 include(OpenGL)
 include(OpenSSL)
+include(OpenXR)
 include(PNG)
 include(TemplateCheck)
 include(TinyEXR)
@@ -1928,6 +1929,7 @@ target_link_libraries(${VIEWER_BINARY_NAME}
         ${LLPHYSICSEXTENSIONS_LIBRARIES}
         ll::bugsplat
         ll::tracy
+        ll::openxr
         )
 
 if( TARGET ll::intel_memops )
-- 
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