[ci] try cuda builds on windows, skip building uselib_track if opencv does not have cuda support

CMakeLists.txt

@@ -19,8 +19,13 @@ endif()
 enable_language(C)
 enable_language(CXX)
 
-set(ENABLE_CUDA "TRUE" CACHE BOOL "Enable CUDA build")
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake/Modules/" ${CMAKE_MODULE_PATH})
+include_directories(${CMAKE_CURRENT_LIST_DIR}/include)
+include_directories(${CMAKE_CURRENT_LIST_DIR}/src)
 
+set(SKIP_USELIB_TRACK "FALSE" CACHE BOOL "Skip building uselib_track" FORCE)
+set(ENABLE_CUDA "TRUE" CACHE BOOL "Enable CUDA build")
 if(${CMAKE_VERSION} VERSION_LESS "3.8.0")
   set(ENABLE_CUDA "FALSE" CACHE BOOL "Enable CUDA build" FORCE)
   message(WARNING "To build with CUDA support you need CMake 3.8.0+")
@@ -34,11 +39,6 @@ else()
   endif()
 endif()
 
-set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake/Modules/" ${CMAKE_MODULE_PATH})
-include_directories(${CMAKE_CURRENT_LIST_DIR}/include)
-include_directories(${CMAKE_CURRENT_LIST_DIR}/src)
-
 set(CUDA_COMPUTE_MODEL_75 "75") #Compute capability for Tesla T4, RTX 2080
 set(CUDA_COMPUTE_MODEL_72 "72") #Compute capability for Jetson Xavier
 set(CUDA_COMPUTE_MODEL_70 "70") #Compute capability for Tesla V100
@@ -103,6 +103,10 @@ else()
 endif()
 
 if(OpenCV_FOUND)
+  if(NOT OpenCV_CUDA_VERSION)
+    set(SKIP_USELIB_TRACK "TRUE" CACHE BOOL "Skip building uselib_track" FORCE)
+    message(WARNING "The build of OpenCV does not have CUDA support, so some tools have been disabled! Please rebuild OpenCV with CUDA support to build them!")
+  endif()
   add_definitions(-DOPENCV)
   include_directories(${OpenCV_INCLUDE_DIRS})
 endif()
@@ -227,7 +231,7 @@ endif()
 target_compile_definitions(darklib PRIVATE LIB_EXPORTS=1)
 set_target_properties(darklib PROPERTIES LINKER_LANGUAGE CXX)
 
-if(OpenCV_VERSION VERSION_GREATER "3.0")
+if(OpenCV_VERSION VERSION_GREATER "3.0" AND NOT SKIP_USELIB_TRACK)
   add_executable(uselib_track ${CMAKE_CURRENT_LIST_DIR}/src/yolo_console_dll.cpp)
   target_compile_definitions(uselib_track PRIVATE TRACK_OPTFLOW=1)
   set_target_properties(uselib_track PROPERTIES LINKER_LANGUAGE CXX)
@@ -276,7 +280,7 @@ if(ENABLE_CUDA)
 endif()
 
 target_link_libraries(uselib darklib)
-if(OpenCV_VERSION VERSION_GREATER "3.0")
+if(OpenCV_VERSION VERSION_GREATER "3.0" AND NOT SKIP_USELIB_TRACK)
   target_link_libraries(uselib_track darklib)
   install(TARGETS uselib_track DESTINATION ${CMAKE_SOURCE_DIR}/)
 endif()

appveyor.yml

@@ -12,6 +12,14 @@ environment:
       COMPILER: vs
       VCPKG_ROOT: C:\projects\vcpkg
       VCPKG_DEFAULT_TRIPLET: x64-windows
+      USE_CUDA: yes
+      CUDACXX: C:\CUDA\nvcc\bin\nvcc.exe
+      CUDA_PATH: C:\CUDA\nvcc
+    - platform: Win64
+      COMPILER: vs
+      VCPKG_ROOT: C:\projects\vcpkg
+      VCPKG_DEFAULT_TRIPLET: x64-windows
+      USE_CUDA: no
     - platform: Win64
       COMPILER: vs
       USE_INTEGRATED_LIBS: yes
@@ -24,6 +32,9 @@ install:
   - if [%COMPILER%]==[cygwin] SET PATH=%PATH:C:\Program Files\Git\usr\bin;=%
   - git submodule -q update --init --recursive
   - cd %WORKSPACE%\
+  - if [%USE_CUDA%]==[yes] curl -L https://developer.nvidia.com/compute/cuda/10.0/Prod/local_installers/cuda_10.0.130_411.31_windows -o cuda_10.0.130_411.31_windows.exe
+  - if [%USE_CUDA%]==[yes] if NOT EXIST C:\CUDA mkdir C:\CUDA
+  - if [%USE_CUDA%]==[yes] 7z x cuda_10.0.130_411.31_windows.exe -oC:\CUDA nvcc/* nvrtc*/*
   - mkdir cygwin-downloads
   - ps: if($env:COMPILER -eq "cygwin") { Invoke-WebRequest https://cygwin.com/setup-x86_64.exe -OutFile $env:WORKSPACE\cygwin-setup.exe }
   - if [%COMPILER%]==[cygwin] %WORKSPACE%\cygwin-setup.exe --quiet-mode --no-shortcuts --no-startmenu --no-desktop --upgrade-also --root C:\cygwin64 --local-package-dir %WORKSPACE%\cygwin-downloads --packages gcc-g++,cmake,libopencv-devel
@@ -31,7 +42,8 @@ install:
   - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] cd %VCPKG_ROOT%
   - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] bootstrap-vcpkg.bat
   - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] vcpkg integrate install
-  - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] vcpkg install opencv pthreads
+  - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] if NOT [%USE_CUDA%]==[yes] vcpkg install opencv pthreads
+  - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] if     [%USE_CUDA%]==[yes] vcpkg install opencv[cuda] pthreads
   - cd %WORKSPACE%\darknet\
   - mkdir build_debug && cd build_debug
   - if [%COMPILER%]==[cygwin] %CYGSH% 'cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Debug"'