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option(DISABLE_OPENCL_SPIR "Skip OpenCL offline compilation and ship kernel sources")
option(CL_ARGS_WORKAROUND "Redefining functions to support OpenCL limitation in parameters format")
if(DISABLE_OPENCL_SPIR)
message(WARNING "Careful: OpenCL offline compilation disabled. Binary will contain all OpenCL kernel sources as plain text!")
else(DISABLE_OPENCL_SPIR)
if (LINUX OR ANDROID)
message("No Alternative OpenCL SPIR compiler for Linux")
else(LINUX OR ANDROID)
option(ALTERNATIVE_OPENCL_SPIR "GENERATE an alternative SPIR that will be used if something goes wrong with the main SPIR" ON)
endif(LINUX OR ANDROID)
endif(DISABLE_OPENCL_SPIR)
set(CL_BACKEND_SOURCES
src/backend/cl/bilateral/bilateral.cpp
src/backend/cl/allocator.cpp
src/backend/cl/allocStats.cpp
src/backend/cl/deviceBuffer.cpp
src/backend/cl/deviceBuffer2D.cpp
src/backend/cl/deviceHostBuffer.cpp
src/backend/cl/context.cpp
src/backend/cl/binaryCache.cpp
src/backend/cl/cl_error.cpp
src/backend/cl/context.cpp
src/backend/cl/core1/boundsKernel.cpp
src/backend/cl/core1/mergerKernel.cpp
src/backend/cl/core1/panoRemapper.cpp
src/backend/cl/core1/strip.cpp
src/backend/cl/core1/transform.cpp
src/backend/cl/core1/voronoiKernel.cpp
src/backend/cl/coredepth/sweep.cpp
src/backend/cl/device.cpp
src/backend/cl/deviceBuffer.cpp
src/backend/cl/deviceEvent.cpp
src/backend/cl/deviceHostBuffer.cpp
src/backend/cl/deviceStream.cpp
src/backend/cl/exampleKernel.cpp
src/backend/cl/gpuContext.cpp
src/backend/cl/image/blur.cpp
src/backend/cl/image/cl_downsampler.cpp
src/backend/cl/image/imageOps.cpp
src/backend/cl/image/imgExtract.cpp
src/backend/cl/image/imgInsert.cpp
src/backend/cl/image/reduce.cpp
src/backend/cl/image/sampling.cpp
src/backend/cl/image/rotate.cpp
src/backend/cl/image/unpack.cpp
src/backend/cl/input/checkerBoard.cpp
src/backend/cl/input/maskInput.cpp
src/backend/cl/kernel.cpp
src/backend/cl/memcpy.cpp
src/backend/cl/opengl.cpp
src/backend/cl/processors/grid.cpp
src/backend/cl/processors/maskoverlay.cpp
src/backend/cl/processors/photoCorr.cpp
src/backend/cl/processors/tint.cpp
src/backend/cl/score/scoringKernel.cpp
src/backend/cl/render/geometry.cpp
src/backend/cl/render/render.cpp
src/backend/cl/surface.cpp
src/backend/cl/deviceStream.cpp
src/backend/cl/vectorTypes.cpp
src/mask/mergerMaskAlgorithm_opencl.cpp
src/mask/mergerMaskConfig.cpp
src/synchro/flashSync_opencl.cpp
)
if(NOT ANDROID)
find_package(OpenCL REQUIRED)
if(WINDOWS)
find_library(GLEW NAMES glew32s PATHS ${CMAKE_EXTERNAL_DEPS}/lib/GL NO_DEFAULT_PATH)
else()
find_package(GLEW REQUIRED)
endif()
find_package(OpenGL REQUIRED)
endif()
message(STATUS "--- OpenCL GPU backend ---")
message(STATUS "OpenCL version: ${OpenCL_VERSION_STRING}")
message(STATUS "OpenCL includes: ${OpenCL_INCLUDE_DIRS}")
message(STATUS "OpenCL libraries: ${OpenCL_LIBRARIES}")
message(STATUS "")
set(OPENCL_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/spir")
add_subdirectory(src/backend/cl)
add_library(${VS_LIB_OBJECTS_OPENCL} OBJECT ${CORE_LIB_SOURCES} ${CL_BACKEND_SOURCES})
add_cppcheck(${VS_LIB_OBJECTS_OPENCL} VS)
# ----------------------------------------------------------------------------
# Add compile definitions
# ----------------------------------------------------------------------------
if(DISABLE_OPENCL_SPIR)
message(WARNING "Careful: OpenCL offline compilation disabled. Binary will contain all OpenCL kernel sources as plain text!")
target_compile_definitions(${VS_LIB_OBJECTS_OPENCL} PRIVATE "DISABLE_OPENCL_SPIR")
endif()
if(CL_ARGS_WORKAROUND)
message(WARNING "Careful: OpenCL kernel parameters and function redefined to handle some online compilation limitation!")
target_compile_definitions(${VS_LIB_OBJECTS_OPENCL} PRIVATE "CL_ARGS_WORKAROUND")
endif()
# ----------------------------------------------------------------------------
add_dependencies(${VS_LIB_OBJECTS_OPENCL} opencl_compilation)
target_include_directories(${VS_LIB_OBJECTS_OPENCL} PRIVATE SYSTEM ${OpenCL_INCLUDE_DIRS})
target_include_directories(${VS_LIB_OBJECTS_OPENCL} PRIVATE ${OPENCL_BINARY_DIR})
if(DISABLE_OPENCL_SPIR)
target_compile_definitions(${VS_LIB_OBJECTS_OPENCL} PRIVATE DISABLE_OPENCL_SPIR)
else(DISABLE_OPENCL_SPIR)
if (ALTERNATIVE_OPENCL_SPIR)
target_compile_definitions(${VS_LIB_OBJECTS_OPENCL} PRIVATE ALTERNATIVE_OPENCL_SPIR)
add_definitions(-DALTERNATIVE_OPENCL_SPIR)
endif(ALTERNATIVE_OPENCL_SPIR)
endif(DISABLE_OPENCL_SPIR)
# different names on different implementations of find_package(OpenCL)
vs_lib_link_libraries("PUBLIC_OPENCL" ${OpenCL_LIBRARIES})
vs_lib_link_libraries("OPENCL" ${OpenGL_LIBRARIES} ${OPENGL_LIBRARIES} ${GLEW_LIBRARIES} ${GLEW})
set(BACKEND_OBJECTS_OPENCL )