Add vulkan

opencv.spec

@@ -51,6 +51,7 @@
 %bcond_without  clp
 %bcond_without  va
 %bcond_without  java
+%bcond_without  vulkan
 
 %global srcname opencv
 %global abiver  4.1
@@ -170,6 +171,7 @@ BuildRequires:  lapack-devel
 BuildRequires:  ant
 BuildRequires:  java-devel
 }
+%{?with_vulkan:BuildRequires:  vulkan-headers}
 
 Requires:       opencv-core%{_isa} = %{version}-%{release}
 
@@ -316,6 +318,7 @@ popd
  %{?with_clp: -DWITH_CLP=ON } \
  %{?with_va: -DWITH_VA=ON } \
  %{!?with_vtk: -DWITH_VTK=OFF} \
+ %{?with_vulkan: -DWITH_VULKAN=ON -DVULKAN_INCLUDE_DIRS=%{_includedir}/vulkan } \
  ..
 
 # -DENABLE_CXX11=ON \
@@ -451,9 +454,11 @@ popd
 * Fri Sep 13 2019 Sérgio Basto <sergio@serjux.com> - 4.1.0-1
 - Update opencv to 4.1.0
 
+* Fri Sep 13 2019 Christopher N. Hesse <raymanfx@gmail.com> - 4.1.0-0
+- Enable vulkan compute backend
+
 * Fri Sep 13 2019 Sérgio Basto <sergio@serjux.com> - 3.4.6-9
 - Reenable pylint and vtk, they are working now.
-
 * Wed Sep 11 2019 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.4.6-8
 - F-32: remove vtk gcdm dependency for now because they have broken dependency
   (bug 1751406)