IPP include dirs, test RPATH fix

.clang-format

@@ -2,7 +2,7 @@ BasedOnStyle: Google
 IndentWidth: 4
 ColumnLimit: 80
 UseTab: Never
-Standard: c++14
+Standard: c++17
 ContinuationIndentWidth: 8
 AccessModifierOffset: -4
 BinPackParameters: false

cmake/Open3DSetGlobalProperties.cmake

@@ -25,12 +25,20 @@ function(open3d_enable_strip target)
     endif()
 endfunction()
 
+# RPATH handling (for TBB DSO). Check current folder, one folder above and the lib sibling folder 
+set(CMAKE_BUILD_RPATH_USE_ORIGIN ON)
+if (APPLE)
+    set(CMAKE_INSTALL_RPATH "@loader_path;@loader_path/../;@loader_path/../lib/")
+elseif(UNIX)
+    set(CMAKE_INSTALL_RPATH "$ORIGIN;$ORIGIN/../;$ORIGIN/../lib/")
+endif()
+
 # open3d_set_global_properties(target)
 #
 # Sets important project-related properties to <target>.
 function(open3d_set_global_properties target)
-    # Tell CMake we want a compiler that supports C++14 features
-    target_compile_features(${target} PUBLIC cxx_std_14)
+    # Tell CMake we want a compiler that supports C++17 features
+    target_compile_features(${target} PUBLIC cxx_std_17)
 
     # Detect compiler id and version for utility::CompilerInfo
     # - OPEN3D_CXX_STANDARD
@@ -195,11 +203,4 @@ function(open3d_set_global_properties target)
     target_link_options(${target} PRIVATE "$<$<COMPILE_LANGUAGE:CXX>:${HARDENING_LDFLAGS}>")
     target_compile_definitions(${target} PRIVATE "$<$<COMPILE_LANGUAGE:CXX>:${HARDENING_DEFINITIONS}>")
 
-    # RPATH handling (for TBB DSO). Check current folder, one folder above and the lib sibling folder 
-    if (APPLE)
-        set_target_properties(${target} PROPERTIES INSTALL_RPATH "@loader_path;@loader_path/../;@loader_path/../lib/")
-    elseif(UNIX)
-        set_target_properties(${target} PROPERTIES INSTALL_RPATH "$ORIGIN;$ORIGIN/../;$ORIGIN/../lib/")
-    endif()
-
 endfunction()

cpp/open3d/t/geometry/kernel/IPPImage.cpp

@@ -7,10 +7,17 @@
 
 #include "open3d/t/geometry/kernel/IPPImage.h"
 
+#ifdef APPLE  // macOS IPP <=v2021.9 uses old directory layout
 #include <iw++/iw_image_color.hpp>
 #include <iw++/iw_image_filter.hpp>
 #include <iw++/iw_image_op.hpp>
 #include <iw++/iw_image_transform.hpp>
+#else  // Linux and Windows IPP >=v2021.10 uses new directory layout
+#include <ipp/iw++/iw_image_color.hpp>
+#include <ipp/iw++/iw_image_filter.hpp>
+#include <ipp/iw++/iw_image_op.hpp>
+#include <ipp/iw++/iw_image_transform.hpp>
+#endif
 
 #include "open3d/core/Dtype.h"
 #include "open3d/core/ParallelFor.h"

cpp/open3d/t/geometry/kernel/IPPImage.h

@@ -11,7 +11,11 @@
 #define IPP_ENABLED_THREADING_LAYER_REDEFINITIONS 1
 #define IPP_CALL(ipp_function, ...) ipp_function(__VA_ARGS__);
 
+#ifdef APPLE  // macOS IPP v2021.9.11 uses old directory layout
 #include <iw++/iw_core.hpp>
+#else  // Linux and Windows IPP v2021.10+ uses new directory layout
+#include <ipp/iw++/iw_core.hpp>
+#endif
 
 #include "open3d/core/Dtype.h"
 #include "open3d/core/Tensor.h"