Add LeapMotion/UltraLeap v2 module

FindLeapV2.cmake

@@ -0,0 +1,62 @@
+# Copyright 2019-2021, Collabora, Ltd.
+# SPDX-License-Identifier: BSL-1.0
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+#
+# Original Author:
+# 2021 Moses Turner <[email protected]>
+
+#.rst:
+# FindLeapV2
+# ---------------
+#
+# Find the Ultraleap v2 drivers
+#
+# Targets
+# ^^^^^^^
+#
+# If successful, the following import target is created.
+#
+# ``LeapV2::LeapV2``
+#
+# Cache variables
+# ^^^^^^^^^^^^^^^
+#
+# The following cache variable may also be set to assist/control the operation of this module:
+#
+# ``LeapV2_ROOT_DIR``
+#  The root to search for Leap v2.
+#
+
+set(LeapV2_ROOT_DIR
+    "${LeapV2_ROOT_DIR}"
+    CACHE PATH "Root to search for LeapV2")
+
+find_path(
+    LeapV2_INCLUDE_DIR
+    NAMES Leap.h LeapMath.h
+    PATHS ${LeapV2_ROOT_DIR}
+    PATH_SUFFIXES include)
+find_library(
+    LeapV2_LIBRARY
+    NAMES Leap
+    PATHS ${LeapV2_ROOT_DIR}
+    PATH_SUFFIXES lib lib/x64)
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LeapV2 REQUIRED_VARS LeapV2_INCLUDE_DIR
+                                                       LeapV2_LIBRARY)
+if(LeapV2_FOUND)
+    set(LeapV2_INCLUDE_DIRS "${LeapV2_INCLUDE_DIR}")
+    set(LeapV2_LIBRARIES "${LeapV2_LIBRARY}")
+    if(NOT TARGET LeapV2::LeapV2)
+        add_library(LeapV2::LeapV2 UNKNOWN IMPORTED)
+    endif()
+    set_target_properties(
+        LeapV2::LeapV2 PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+                                  "${LeapV2_INCLUDE_DIR}")
+    set_target_properties(LeapV2::LeapV2 PROPERTIES IMPORTED_LOCATION
+                                                    "${LeapV2_LIBRARY}")
+    mark_as_advanced(LeapV2_INCLUDE_DIR LeapV2_LIBRARY)
+endif()
+mark_as_advanced(LeapV2_ROOT_DIR)