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[on hold] Add thrust/PSTL example with particles and tracks #349

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[on hold] Add thrust/PSTL example with particles and tracks #349

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d8aaed1
add thrust/PSTL example with particles and tracks
bernhardmgruber Aug 22, 2021
1d35348
create LLAMA iterators on the fly and revert hacks
bernhardmgruber Sep 5, 2021
2b192e7
Run clang-format
Jan 6, 2024
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3 changes: 3 additions & 0 deletions .gitmodules
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Original file line number Diff line number Diff line change
@@ -1,3 +1,6 @@
[submodule "examples/raycast/Sponza"]
path = examples/raycast/Sponza
url = https://github.com/jimmiebergmann/Sponza
[submodule "thirdparty/thrust"]
path = thirdparty/thrust
url = https://github.com/bernhardmgruber/thrust.git
1 change: 1 addition & 0 deletions CMakeLists.txt
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Expand Up @@ -167,6 +167,7 @@ if (LLAMA_BUILD_EXAMPLES)
add_subdirectory("examples/stream")
add_subdirectory("examples/falsesharing")
add_subdirectory("examples/comptime")
add_subdirectory("examples/thrust")

# alpaka examples
find_package(alpaka 1.0)
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29 changes: 29 additions & 0 deletions examples/thrust/CMakeLists.txt
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@@ -0,0 +1,29 @@
cmake_minimum_required (VERSION 3.15)
project(llama-thrust CXX CUDA)

set (Thrust_DIR "../../thirdparty/thrust/thrust/cmake/")
find_package(Thrust REQUIRED CONFIG)
thrust_create_target(Thrust FROM_OPTIONS)
find_package(OpenMP REQUIRED)
if (NOT TARGET llama::llama)
find_package(llama REQUIRED)
endif()
add_executable(${PROJECT_NAME} thrust.cu ../common/Stopwatch.hpp ../common/hostname.hpp)
target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_17)
target_compile_options(${PROJECT_NAME} PUBLIC
$<$<COMPILE_LANGUAGE:CUDA>:
-forward-unknown-to-host-compiler
--expt-extended-lambda
--expt-relaxed-constexpr
--use_fast_math
--ftemplate-backtrace-limit 500>)
target_link_libraries(${PROJECT_NAME} PRIVATE llama::llama Thrust OpenMP::OpenMP_CXX)

# OpenMP is not added to the compiler commandline by cmake when using nvcc ..
if (NOT MSVC)
find_package(TBB REQUIRED)
target_link_libraries(${PROJECT_NAME} PRIVATE TBB::tbb)
target_compile_options(${PROJECT_NAME} PUBLIC -march=native -ffast-math -fopenmp)
else()
target_compile_options(${PROJECT_NAME} PUBLIC /openmp)
endif()
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