$NetBSD: patch-CMakeLists.txt,v 1.2 2021/05/08 22:03:14 thor Exp $

Support VTK 9, from PR 4262

--- CMakeLists.txt.orig	2020-08-14 12:23:03.000000000 +0000
+++ CMakeLists.txt
@@ -30,7 +30,7 @@ project(PCL VERSION 1.11.1)
 string(TOLOWER ${PROJECT_NAME} PROJECT_NAME_LOWER)
 
 ### ---[ Find universal dependencies
-set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/" ${CMAKE_MODULE_PATH})
+set (CMAKE_MODULE_PATH "/data/pkgwork/graphics/pcl/work/.buildlink/cmake-Modules" "/data/pkgwork/graphics/pcl/work/.buildlink/cmake-Modules" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/" ${CMAKE_MODULE_PATH})
 
 # ---[ Include pkgconfig
 include(FindPkgConfig)
@@ -366,81 +366,15 @@ endif()
 option(WITH_QT "Build QT Front-End" TRUE)
 if(WITH_QT)
   find_package(Qt5 COMPONENTS Concurrent OpenGL Widgets QUIET)
+  if(Qt5_FOUND)
+    message(STATUS "Found Qt5 version: ${Qt5_VERSION}")
+  endif()
 endif()
 
 # Find VTK
 option(WITH_VTK "Build VTK-Visualizations" TRUE)
 if(WITH_VTK AND NOT ANDROID)
-  set(PCL_VTK_COMPONENTS
-    vtkChartsCore
-    vtkCommonCore
-    vtkCommonDataModel
-    vtkCommonExecutionModel
-    vtkFiltersCore
-    vtkFiltersExtraction
-    vtkFiltersModeling
-    vtkImagingCore
-    vtkImagingSources
-    vtkInteractionStyle
-    vtkInteractionWidgets
-    vtkIOCore
-    vtkIOGeometry
-    vtkIOImage
-    vtkIOLegacy
-    vtkIOPLY
-    vtkRenderingAnnotation
-    vtkRenderingLOD
-    vtkViewsContext2D
-  )
-  find_package(VTK COMPONENTS ${PCL_VTK_COMPONENTS})
-  if(VTK_FOUND AND ("${VTK_VERSION}" VERSION_LESS 6.2))
-    message(WARNING "The minimum required version of VTK is 6.2, but found ${VTK_VERSION}")
-    set(VTK_FOUND FALSE)
-  endif()
-
-  if(VTK_FOUND)
-    if(NOT DEFINED VTK_RENDERING_BACKEND)
-      # On old VTK versions this variable does not exist. In this case it is
-      # safe to assume OpenGL backend
-      set(VTK_RENDERING_BACKEND "OpenGL")
-    endif()
-    list(APPEND PCL_VTK_COMPONENTS vtkRenderingContext${VTK_RENDERING_BACKEND})
-
-    if(WITH_QT)
-      if(";${VTK_MODULES_ENABLED};" MATCHES ";vtkGUISupportQt;" AND ";${VTK_MODULES_ENABLED};" MATCHES ";vtkRenderingQt;")
-        set(QVTK_FOUND ON)
-        list(APPEND PCL_VTK_COMPONENTS vtkRenderingQt vtkGUISupportQt)
-      else()
-        unset(QVTK_FOUND)
-      endif()
-    endif()
-
-    find_package(VTK COMPONENTS ${PCL_VTK_COMPONENTS})
-
-    message(STATUS "VTK_MAJOR_VERSION ${VTK_MAJOR_VERSION}, rendering backend: ${VTK_RENDERING_BACKEND}")
-    if(PCL_SHARED_LIBS OR (NOT (PCL_SHARED_LIBS) AND NOT (VTK_BUILD_SHARED_LIBS)))
-      if(VTK_USE_FILE)
-        include(${VTK_USE_FILE})
-      endif()
-      message(STATUS "VTK found (include: ${VTK_INCLUDE_DIRS}, libs: ${VTK_LIBRARIES}")
-      if(APPLE)
-        option(VTK_USE_COCOA "Use Cocoa for VTK render windows" ON)
-        mark_as_advanced(VTK_USE_COCOA)
-      endif()
-      if(${VTK_RENDERING_BACKEND} STREQUAL "OpenGL")
-        set(VTK_RENDERING_BACKEND_OPENGL_VERSION "1")
-        message(DEPRECATION "The rendering backend OpenGL is deprecated and not available anymore since VTK 8.2."
-                            "Please switch to the OpenGL2 backend instead, which is available since VTK 6.2."
-                            "Support of the deprecated backend will be dropped with PCL 1.13.")
-      elseif(${VTK_RENDERING_BACKEND} STREQUAL "OpenGL2")
-        set(VTK_RENDERING_BACKEND_OPENGL_VERSION "2")
-      endif()
-    else()
-      set(VTK_FOUND OFF)
-      message("Warning: You are to build PCL in STATIC but VTK is SHARED!")
-      message("Warning: VTK disabled!")
-    endif()
-  endif()
+  include("${PCL_SOURCE_DIR}/cmake/pcl_find_vtk.cmake")
 else()
   set(VTK_FOUND OFF)
 endif()