Convolution2D filter example using global and shared memory

example/CMakeLists.txt

@@ -18,6 +18,7 @@ project("alpakaExamples" LANGUAGES CXX)
 add_subdirectory("bufferCopy/")
 add_subdirectory("complex/")
 add_subdirectory("convolution1D/")
+add_subdirectory("convolution2D/")
 add_subdirectory("counterBasedRng/")
 add_subdirectory("heatEquation/")
 add_subdirectory("helloWorld/")

example/convolution2D/CMakeLists.txt

@@ -0,0 +1,47 @@
+#
+# Copyright 2023 Erik Zenker, Benjamin Worpitz, Jan Stephan
+# SPDX-License-Identifier: ISC
+#
+
+################################################################################
+# Required CMake version.
+
+cmake_minimum_required(VERSION 3.22)
+
+set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+
+################################################################################
+# Project.
+
+set(_TARGET_NAME convolution2D)
+
+project(${_TARGET_NAME} LANGUAGES CXX)
+
+#-------------------------------------------------------------------------------
+# Find alpaka.
+
+if(NOT TARGET alpaka::alpaka)
+    option(alpaka_USE_SOURCE_TREE "Use alpaka's source tree instead of an alpaka installation" OFF)
+
+    if(alpaka_USE_SOURCE_TREE)
+        # Don't build the examples recursively
+        set(alpaka_BUILD_EXAMPLES OFF)
+        add_subdirectory("${CMAKE_CURRENT_LIST_DIR}/../.." "${CMAKE_BINARY_DIR}/alpaka")
+    else()
+        find_package(alpaka REQUIRED)
+    endif()
+endif()
+
+#-------------------------------------------------------------------------------
+# Add executable.
+
+alpaka_add_executable(
+    ${_TARGET_NAME}
+    src/convolution2D.cpp)
+target_link_libraries(
+    ${_TARGET_NAME}
+    PUBLIC alpaka::alpaka)
+
+set_target_properties(${_TARGET_NAME} PROPERTIES FOLDER example)
+
+add_test(NAME ${_TARGET_NAME} COMMAND ${_TARGET_NAME})