generic-library/opencv
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added flags OpenCV_COMPUTE_CAPABILITIES, which stores the version compute capability from which it is compiled opencv

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now use opencv with cuda in your application  in the such way : set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${OpenCV_COMPUTE_CAPABILITIES})
This commit is contained in:
Andrey Morozov 2010-08-25 12:49:17 +00:00
parent 096080de70
commit 199ffc632d
3 changed files with 102 additions and 90 deletions
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28
CMakeLists.txt
View File

@ -35,6 +35,11 @@ set(CMAKE_MODULE_LINKER_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
set(CMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
set(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
set(CMAKE_VERBOSE OFF CACHE BOOL "Verbose mode")
if (CMAKE_VERBOSE)
set (CMAKE_VERBOSE_MAKEFILE 1)
endif()
project(OpenCV)
@ -642,6 +647,29 @@ if (WITH_CUDA)
if (CUDA_FOUND)
message(STATUS "CUDA detected.")
set(HAVE_CUDA 1)
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 (OpenCV_CUDA_CC "")
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})
set (OpenCV_CUDA_CC ${OpenCV_CUDA_CC} -gencode arch=compute_${loop_var},code=sm_${loop_var})
endforeach()
### set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${OpenCV_COMPUTE_CAPABILITIES})
endif()
endif()

8
OpenCVConfig.cmake.in
View File

@ -14,13 +14,19 @@
# - 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

22
modules/gpu/CMakeLists.txt
View File

@ -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")