Adding Voxelizer workload

Author: Jason G. Tong

voxelizer/CUDA/CMakeLists.txt

@@ -0,0 +1,122 @@
+# Modifications Copyright (C) 2023 Intel Corporation
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom
+# the Software is furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
+# OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
+# OR OTHER DEALINGS IN THE SOFTWARE.
+
+# SPDX-License-Identifier: MIT
+
+CMAKE_MINIMUM_REQUIRED(VERSION 3.20 FATAL_ERROR)
+
+PROJECT(Voxelizer C CXX)
+
+option(USE_SM "Specifies which streaming multiprocessor architecture to use")
+option(Trimesh2_LINK_DIR "Path to Trimesh2 library dir")
+option(Trimesh2_INCLUDE_DIR "Path to Trimesh2 includes")
+
+set(DEF_WL_CXX_FLAGS " ")
+set(DEF_GENERAL_CXX_FLAGS " -O2 ")
+set(DEF_COMBINED_CXX_FLAGS "${DEF_GENERAL_CXX_FLAGS} ${DEF_WL_CXX_FLAGS}")
+
+include_directories(
+  ${Trimesh2_INCLUDE_DIR}
+)
+
+FIND_PACKAGE(glm CONFIG REQUIRED)
+message(STATUS "glm library status:")
+message(STATUS "    version: ${glm_VERSION}")
+message(STATUS "    libraries: ${GLM_LIBRARIES}")
+message(STATUS "    include path: ${GLM_INCLUDE_DIRS}")
+
+find_package(CUDA REQUIRED)
+
+if(NOT CUDA_FOUND)
+  message(STATUS "CUDA not found. Project will not be built.")
+endif(NOT CUDA_FOUND)
+
+SET(CUDA_VOXELIZER_EXECUTABLE voxelizer_cuda)
+
+# SET(Trimesh2_INCLUDE_DIR CACHE PATH "Path to Trimesh2 includes")
+IF(NOT Trimesh2_INCLUDE_DIR)
+  MESSAGE(FATAL_ERROR "You need to set variable Trimesh2_INCLUDE_DIR")
+ENDIF()
+
+FIND_FILE(Trimesh2_TriMesh_h TriMesh.h ${Trimesh2_INCLUDE_DIR})
+
+IF(NOT Trimesh2_TriMesh_h)
+  message(FATAL_ERROR "Can't find TriMesh.h in ${Trimesh2_INCLUDE_DIR}")
+ENDIF()
+
+MARK_AS_ADVANCED(Trimesh2_TriMesh_h)
+
+# SET(Trimesh2_LINK_DIR CACHE PATH "Path to Trimesh2 library dir.")
+IF(NOT Trimesh2_LINK_DIR)
+  MESSAGE(FATAL_ERROR "You need to set variable Trimesh2_LINK_DIR")
+ENDIF()
+
+IF(NOT EXISTS "${Trimesh2_LINK_DIR}")
+  MESSAGE(FATAL_ERROR "Trimesh2 library dir does not exist")
+ENDIF()
+
+FIND_LIBRARY(Trimesh2_LIBRARY trimesh ${Trimesh2_LINK_DIR})
+
+IF(NOT Trimesh2_LIBRARY)
+  message(SEND_ERROR "Can't find libtrimesh.a in ${Trimesh2_LINK_DIR}")
+ENDIF()
+
+MARK_AS_ADVANCED(Trimesh2_LIBRARY)
+
+MESSAGE(STATUS "Found Trimesh2 include: ${Trimesh2_TriMesh_h}")
+MESSAGE(STATUS "Found Trimesh2 lib: ${Trimesh2_LIBRARY}")
+
+SET(CUDA_VOXELIZER_SRCS
+  ./src/main.cpp
+  ./src/util_cuda.cpp
+  ./src/util_io.cpp
+  ./src/cpu_voxelizer.cpp
+)
+SET(CUDA_VOXELIZER_SRCS_CU
+  ./src/voxelize.cu
+  ./src/thrust_operations.cu
+  ./src/voxelize_solid.cu
+)
+
+if(NOT "${CMAKE_CXX_FLAGS}" STREQUAL "" AND NOT "${OVERRIDE_GENERAL_CXX_FLAGS}" STREQUAL "")
+  message(FATAL_ERROR "Both  CMAKE_CXX_FLAGS and OVERRIDE_GENERAL_CXX_FLAGS cannot be passed in together")
+elseif("${CMAKE_CXX_FLAGS}" STREQUAL "" AND "${OVERRIDE_GENERAL_CXX_FLAGS}" STREQUAL "")
+  message(STATUS "Using DEFAULT compilation flags")
+  set(CMAKE_CXX_FLAGS "${DEF_COMBINED_CXX_FLAGS}")
+elseif(NOT "${OVERRIDE_GENERAL_CXX_FLAGS}" STREQUAL "")
+  message(STATUS "OVERRIDING GENERAL compilation flags")
+  set(CMAKE_CXX_FLAGS "${OVERRIDE_GENERAL_CXX_FLAGS}")
+  string(APPEND CMAKE_CXX_FLAGS ${DEF_WL_CXX_FLAGS})
+elseif(NOT "${CMAKE_CXX_FLAGS}" STREQUAL "")
+  message(STATUS "OVERRIDING GENERAL and WORKLOAD SPECIFIC compilation flags")
+endif()
+
+# set(CUDA_SEPARABLE_COMPILATION ON)
+message(STATUS "CXX  Compilation flags to: ${CMAKE_CXX_FLAGS}")
+
+CUDA_ADD_EXECUTABLE(
+  ${CUDA_VOXELIZER_EXECUTABLE}
+  ${CUDA_VOXELIZER_SRCS}
+  ${CUDA_VOXELIZER_SRCS_CU}
+  OPTIONS -arch=sm_${USE_SM})
+
+TARGET_COMPILE_FEATURES(${CUDA_VOXELIZER_EXECUTABLE} PRIVATE cxx_std_17)
+TARGET_INCLUDE_DIRECTORIES(${CUDA_VOXELIZER_EXECUTABLE} PRIVATE ${Trimesh2_INCLUDE_DIR} ${GLM_INCLUDE_DIRS}) # TARGET_LINK_LIBRARIES(${CUDA_VOXELIZER_EXECUTABLE} PRIVATE ${Trimesh2_LIBRARY} PRIVATE CUDA::cudart PRIVATE glm::glm)
+TARGET_LINK_LIBRARIES(${CUDA_VOXELIZER_EXECUTABLE} ${Trimesh2_LIBRARY} ${CUDA_cudadevrt_LIBRARY} glm::glm)