From 8e2799ced5e6ba16cd8d1e883234ed99036d9ab5 Mon Sep 17 00:00:00 2001
From: Juan Antonio Barragan <jbarrag3@jh.edu>
Date: Tue, 1 Mar 2022 17:54:31 -0500
Subject: [PATCH] CMakelist files tested in Ubuntu 20.0.4

---
 .gitignore                   |  3 ++-
 CMakeLists.txt               | 48 ++++++++++++++++++++++++++++++++++++
 EDTFromGrid/CMakeLists.txt   | 24 ++++++++++++++++++
 EDTFromMesh/CMakeLists.txt   | 10 ++++++++
 MarchingCubes/CMakeLists.txt | 10 ++++++++
 PNG/CMakeLists.txt           | 20 +++++++++++++++
 6 files changed, 114 insertions(+), 1 deletion(-)
 create mode 100644 CMakeLists.txt
 create mode 100644 EDTFromGrid/CMakeLists.txt
 create mode 100644 EDTFromMesh/CMakeLists.txt
 create mode 100644 MarchingCubes/CMakeLists.txt
 create mode 100644 PNG/CMakeLists.txt

diff --git a/.gitignore b/.gitignore
index 93eb461..f7b1235 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,4 +11,5 @@ Bin/*
 lpng1637
 PNG/V1
 PNG/V2
-*.user
\ No newline at end of file
+*.user
+cmake-build
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..7e5a1ac
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,48 @@
+project(EDT)
+cmake_minimum_required(VERSION 3.0)
+
+# C++ code requires CXX 14
+set (CMAKE_CXX_STANDARD 14)
+set (CMAKE_CXX_STANDARD_REQUIRED ON)
+set (CMAKE_CXX_EXTENSIONS OFF)
+
+# code used everywhere
+find_package(OpenMP)
+
+
+# to have more warnings (mostly for GCC and CLANG)
+if (NOT MSVC)
+  include (CheckCXXCompilerFlag)
+  set (WARNINGS "no-deprecated" "no-unused-result" "no-format")
+  foreach(warning ${WARNINGS})
+    check_cxx_compiler_flag("-W${warning}" CXX_SUPPORTS_WARNING)
+    if(CXX_SUPPORTS_WARNING)
+      set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -W${warning}")
+      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -W${warning}")
+    endif()
+  endforeach()
+
+  set(CFLAGS_RELEASE "unroll-loops" "fast-math")
+  foreach(cflag ${CFLAGS_RELEASE})
+    check_cxx_compiler_flag("-f${cflag}" CXX_SUPPORTS_FLAG)
+    if(CXX_SUPPORTS_FLAG)
+      set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -f${cflag}")
+      set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -f${cflag}")
+    endif()
+  endforeach()
+
+endif(NOT MSVC)
+
+# to include header files related to this directory
+include_directories(${EDT_SOURCE_DIR})
+
+# make sure all libraries go in the same place
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${EDT_BINARY_DIR}/lib)
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${EDT_BINARY_DIR}/lib)
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${EDT_BINARY_DIR}/bin)
+
+# now compile libraries and executables
+add_subdirectory(PNG)
+add_subdirectory(EDTFromMesh)
+add_subdirectory(EDTFromGrid)
+add_subdirectory(MarchingCubes)
diff --git a/EDTFromGrid/CMakeLists.txt b/EDTFromGrid/CMakeLists.txt
new file mode 100644
index 0000000..3aa0739
--- /dev/null
+++ b/EDTFromGrid/CMakeLists.txt
@@ -0,0 +1,24 @@
+project(EDTFromGrid)
+cmake_minimum_required(VERSION 3.9)
+
+find_package(JPEG REQUIRED)
+find_package(ZLIB REQUIRED)
+
+include_directories(
+  ${JPEG_INCLUDE_DIR}
+  ${ZLIB_INCLUDE_DIRS})
+
+add_executable(
+  EDTFromGrid
+  EDTFromGrid.cpp)
+
+target_link_libraries(
+  EDTFromGrid
+  PUBLIC
+  ${JPEG_LIBRARIES}
+  mypng
+  ${ZLIB_LIBRARIES})
+
+if(OpenMP_CXX_FOUND)
+  target_link_libraries(EDTFromGrid PUBLIC OpenMP::OpenMP_CXX)
+endif()
diff --git a/EDTFromMesh/CMakeLists.txt b/EDTFromMesh/CMakeLists.txt
new file mode 100644
index 0000000..68f5e37
--- /dev/null
+++ b/EDTFromMesh/CMakeLists.txt
@@ -0,0 +1,10 @@
+project(EDTFromMesh)
+cmake_minimum_required(VERSION 3.9)
+
+add_executable(
+  EDTFromMesh
+  EDTFromMesh.cpp)
+
+if(OpenMP_CXX_FOUND)
+  target_link_libraries(EDTFromMesh PUBLIC OpenMP::OpenMP_CXX)
+endif()
diff --git a/MarchingCubes/CMakeLists.txt b/MarchingCubes/CMakeLists.txt
new file mode 100644
index 0000000..5203eea
--- /dev/null
+++ b/MarchingCubes/CMakeLists.txt
@@ -0,0 +1,10 @@
+project(MarchingCubes)
+cmake_minimum_required(VERSION 3.9)
+
+add_executable(
+  MarchingCubes
+  MarchingCubes.cpp)
+
+if(OpenMP_CXX_FOUND)
+  target_link_libraries(MarchingCubes PUBLIC OpenMP::OpenMP_CXX)
+endif()
diff --git a/PNG/CMakeLists.txt b/PNG/CMakeLists.txt
new file mode 100644
index 0000000..fbf7e7b
--- /dev/null
+++ b/PNG/CMakeLists.txt
@@ -0,0 +1,20 @@
+project(PNG)
+cmake_minimum_required(VERSION 3.9)
+
+add_library(
+  mypng
+  png.c
+  pngerror.c
+  pngget.c
+  pngmem.c
+  pngpread.c
+  pngread.c
+  pngrio.c
+  pngrtran.c
+  pngrutil.c
+  pngset.c
+  pngwio.c
+  pngwrite.c
+  pngwtran.c
+  pngwutil.c
+  pngtrans.c)