added flags OpenCV_COMPUTE_CAPABILITIES, which stores the version compute…

added flags OpenCV_COMPUTE_CAPABILITIES, which stores the version compute capability from which it is compiled opencv
now use opencv with cuda in your application  in the such way : set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${OpenCV_COMPUTE_CAPABILITIES})

OpenCVConfig.cmake.in

@@ -3,24 +3,30 @@
 #
 #             ** File generated automatically, do not modify **
 #
-#  Usage from an external project: 
+#  Usage from an external project:
 #    In your CMakeLists.txt, add these lines:
 #
 #    FIND_PACKAGE(OpenCV REQUIRED )
-#    TARGET_LINK_LIBRARIES(MY_TARGET_NAME ${OpenCV_LIBS})   
+#    TARGET_LINK_LIBRARIES(MY_TARGET_NAME ${OpenCV_LIBS})
 #
 #    This file will define the following variables:
-#      - OpenCV_LIBS          : The list of libraries to links against.
-#      - OpenCV_LIB_DIR       : The directory where lib files are. Calling LINK_DIRECTORIES
-#                                with this path is NOT needed.
-#      - OpenCV_INCLUDE_DIRS  : The OpenCV include directories.
-#      - OpenCV_VERSION       : The  version of this OpenCV build. Example: "1.2.0"
-#      - OpenCV_VERSION_MAJOR : Major version part of OpenCV_VERSION. Example: "1"
-#      - OpenCV_VERSION_MINOR : Minor version part of OpenCV_VERSION. Example: "2"
-#      - OpenCV_VERSION_PATCH : Patch version part of OpenCV_VERSION. Example: "0"
+#      - OpenCV_LIBS                 : The list of libraries to links against.
+#      - OpenCV_LIB_DIR              : The directory where lib files are. Calling LINK_DIRECTORIES
+#                                      with this path is NOT needed.
+#      - OpenCV_INCLUDE_DIRS         : The OpenCV include directories.
+#      - OpenCV_COMPUTE_CAPABILITIES : The version of compute capability
+#      - OpenCV_VERSION              : The version of this OpenCV build. Example: "1.2.0"
+#      - OpenCV_VERSION_MAJOR        : Major version part of OpenCV_VERSION. Example: "1"
+#      - OpenCV_VERSION_MINOR        : Minor version part of OpenCV_VERSION. Example: "2"
+#      - OpenCV_VERSION_PATCH        : Patch version part of OpenCV_VERSION. Example: "0"
 #
-# ===================================================================================
+# =================================================================================================
 
+# ======================================================
+# Version Compute Capability from which library OpenCV
+# has been compiled is remembered
+# ======================================================
+SET(OpenCV_COMPUTE_CAPABILITIES @OpenCV_CUDA_CC@)
 
 # Extract the directory where *this* file has been installed (determined at cmake run-time)
 #  This variable may or may not be used below, depending on the parsing of OpenCVConfig.cmake
@@ -68,26 +74,26 @@ if(NOT @CMAKE_BASE_INCLUDE_DIRS_CONFIGCMAKE@ STREQUAL  "")
 	endforeach(__CVLIB)
 endif(NOT @CMAKE_BASE_INCLUDE_DIRS_CONFIGCMAKE@ STREQUAL  "")
 
-# For OpenCV built as static libs, we need the user to link against 
+# For OpenCV built as static libs, we need the user to link against
 #  many more dependencies:
 IF (NOT @OPENCV_BUILD_SHARED_LIB@)
 	# Under static libs, the user of OpenCV needs access to the 3rdparty libs as well:
 	LINK_DIRECTORIES("@CMAKE_BINARY_DIR@/3rdparty/lib")
 
-	SET(OpenCV_LIBS 
-		@OPENCV_LINKER_LIBS@ 
+	SET(OpenCV_LIBS
+		@OPENCV_LINKER_LIBS@
 		@IPP_LIBS@
-		@JPEG_LIBRARIES@ 
-		@PNG_LIBRARIES@ 
-		@TIFF_LIBRARIES@ 
-		@JASPER_LIBRARIES@ 
-		@HIGHGUI_LIBRARIES@ 
+		@JPEG_LIBRARIES@
+		@PNG_LIBRARIES@
+		@TIFF_LIBRARIES@
+		@JASPER_LIBRARIES@
+		@HIGHGUI_LIBRARIES@
 		${OpenCV_LIBS}) # The standard libs BEFORE (OpenCV_LIBS) since these can have "debug","optimized".
 ENDIF(NOT @OPENCV_BUILD_SHARED_LIB@)
 
 
 # ======================================================
-#  Version variables: 
+#  Version variables:
 # ======================================================
 SET(OpenCV_VERSION @OPENCV_VERSION@)
 SET(OpenCV_VERSION_MAJOR  @OPENCV_VERSION_MAJOR@)

modules/gpu/CMakeLists.txt

@@ -36,28 +36,6 @@ if (HAVE_CUDA)
 	include_directories(${CUDA_INCLUDE_DIRS})
 	link_directories(${CUDA_LIBRARIES})
 
-	set(CUDA_COMPUTE_CAPABILITIES " 1.0 1.1 1.2 1.3 2.0 " CACHE STRING "Add or remove compute capability")
-	set(CUDA_NVCC_FLAGS_ARCH ${CUDA_COMPUTE_CAPABILITIES})
-
-	set(CUDA_NVCC_FLAGS_NUM "")
-
-	while(NOT ${CUDA_NVCC_FLAGS_ARCH} STREQUAL "")
-	    string(REGEX MATCH "[0-9]+.[0-9]+" RESULT_NUM ${CUDA_NVCC_FLAGS_ARCH})
-	    string(REGEX MATCHALL "[0-9]" RESULT_STR ${RESULT_NUM})
-	    string(REGEX REPLACE ";" "\ " RESULT ${RESULT_STR})
-	    list(APPEND CUDA_NVCC_FLAGS_NUM ${RESULT})
-	    string(REGEX REPLACE "${RESULT_NUM}" "\ " CUDA_NVCC_FLAGS_ARCH_STR ${CUDA_NVCC_FLAGS_ARCH})
-	    string(STRIP ${CUDA_NVCC_FLAGS_ARCH_STR} CUDA_NVCC_FLAGS_ARCH)
-	endwhile()
-
-	set (loop_var "")
-	foreach( loop_var IN LISTS CUDA_NVCC_FLAGS_NUM)
-	    set (CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -gencode arch=compute_${loop_var},code=sm_${loop_var})
-	endforeach()
-
-	message(STATUS " CUDA_NVCC_FLAGS: ${CUDA_NVCC_FLAGS} ")
-
-
 	if (UNIX OR APPLE)
 		set (CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS}  "-Xcompiler;-fPIC;")
 		#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" "-fPIC")
@@ -66,7 +44,7 @@ if (HAVE_CUDA)
 
 	#set (CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-keep")
 	#set (CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS}  "-Xcompiler;/EHsc-;")
-	
+
 	string(REPLACE "/W4" "/W3" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 	string(REPLACE "/W4" "/W3" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
 	string(REPLACE "/W4" "/W3" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")