slackbuilds/libraries/opencv-legacy/patch_vtk7.diff

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Diff

# Patch for VTK-7.x derived by diff from upstream:
# https://raw.githubusercontent.com/opencv/opencv/master/cmake/OpenCVDetectVTK.cmake
#
--- cmake/OpenCVDetectVTK.cmake.orig 2015-12-19 01:02:16.000000000 +1000
+++ cmake/OpenCVDetectVTK.cmake 2016-11-19 15:46:10.468197286 +1000
@@ -3,7 +3,14 @@
endif()
# VTK 6.x components
-find_package(VTK QUIET COMPONENTS vtkRenderingOpenGL vtkInteractionStyle vtkRenderingLOD vtkIOPLY vtkFiltersTexture vtkRenderingFreeType vtkIOExport NO_MODULE)
+find_package(VTK QUIET COMPONENTS vtkInteractionStyle vtkRenderingLOD vtkIOPLY vtkFiltersTexture vtkRenderingFreeType vtkIOExport NO_MODULE)
+IF(VTK_FOUND)
+ IF(VTK_RENDERING_BACKEND) #in vtk 7, the rendering backend is exported as a var.
+ find_package(VTK QUIET COMPONENTS vtkRendering${VTK_RENDERING_BACKEND} vtkInteractionStyle vtkRenderingLOD vtkIOPLY vtkFiltersTexture vtkRenderingFreeType vtkIOExport vtkIOGeometry NO_MODULE)
+ ELSE(VTK_RENDERING_BACKEND)
+ find_package(VTK QUIET COMPONENTS vtkRenderingOpenGL vtkInteractionStyle vtkRenderingLOD vtkIOPLY vtkFiltersTexture vtkRenderingFreeType vtkIOExport NO_MODULE)
+ ENDIF(VTK_RENDERING_BACKEND)
+ENDIF(VTK_FOUND)
# VTK 5.x components
if(NOT VTK_FOUND)