From a9f462bcbd4a782066db35135657c809509dc3e2 Mon Sep 17 00:00:00 2001
From: 12345qiupeng <qpeng0504@163.com>
Date: Thu, 4 Jul 2024 11:12:39 +0800
Subject: [PATCH] =?UTF-8?q?feat:=E8=B0=83=E6=95=B4CMake?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 CMakeLists.txt                        | 10 +++++-----
 Examples/ROS/ORB_SLAM3/CMakeLists.txt | 12 ++++++------
 Thirdparty/DBoW2/CMakeLists.txt       |  7 ++-----
 3 files changed, 13 insertions(+), 16 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index eb5362e..d9dd181 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,12 +14,12 @@ set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -march=native")
 
 # Check C++11 or C++0x support
 include(CheckCXXCompilerFlag)
-CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_SUPPORTS_CXX14)
 CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
 if(COMPILER_SUPPORTS_CXX11)
-   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
    add_definitions(-DCOMPILEDWITHC11)
-   message(STATUS "Using flag -std=c++11.")
+   message(STATUS "Using flag -std=c++14.")
 elseif(COMPILER_SUPPORTS_CXX0X)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
    add_definitions(-DCOMPILEDWITHC0X)
@@ -32,9 +32,9 @@ LIST(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake_modules)
 
 # 要保证整个工程的opencv版本一致，包括dbow，源码以及ros相关的
 # 3 4 都可以正常运行
-find_package(OpenCV 3.2)
+find_package(OpenCV 4.2)
    if(NOT OpenCV_FOUND)
-      message(FATAL_ERROR "OpenCV > 3.2 not found.")
+      message(FATAL_ERROR "OpenCV > 4.2 not found.")
    endif()
 
 MESSAGE("OPENCV VERSION:")
diff --git a/Examples/ROS/ORB_SLAM3/CMakeLists.txt b/Examples/ROS/ORB_SLAM3/CMakeLists.txt
index f316f19..a36b6cc 100644
--- a/Examples/ROS/ORB_SLAM3/CMakeLists.txt
+++ b/Examples/ROS/ORB_SLAM3/CMakeLists.txt
@@ -14,12 +14,12 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall  -O3 -march=native")
 
 # Check C++11 or C++0x support
 include(CheckCXXCompilerFlag)
-CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_SUPPORTS_CXX14)
 CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
-if(COMPILER_SUPPORTS_CXX11)
-   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+if(COMPILER_SUPPORTS_CXX14)
+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
    add_definitions(-DCOMPILEDWITHC11)
-   message(STATUS "Using flag -std=c++11.")
+   message(STATUS "Using flag -std=c++14.")
 elseif(COMPILER_SUPPORTS_CXX0X)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
    add_definitions(-DCOMPILEDWITHC0X)
@@ -32,9 +32,9 @@ LIST(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../../../cmake_modules)
 
 # 要保证整个工程的opencv版本一致，包括dbow，源码以及ros相关的
 # 3 4 都可以正常运行
-find_package(OpenCV 3.2)
+find_package(OpenCV 4.2)
    if(NOT OpenCV_FOUND)
-      message(FATAL_ERROR "OpenCV > 3.2 not found.")
+      message(FATAL_ERROR "OpenCV > 4.2 not found.")
    endif()
 
 find_package(Eigen3 3.1.0 REQUIRED)
diff --git a/Thirdparty/DBoW2/CMakeLists.txt b/Thirdparty/DBoW2/CMakeLists.txt
index 9517aca..5d4d322 100644
--- a/Thirdparty/DBoW2/CMakeLists.txt
+++ b/Thirdparty/DBoW2/CMakeLists.txt
@@ -30,12 +30,9 @@ set(SRCS_DUTILS
 
 # 要保证整个工程的opencv版本一致，包括dbow，源码以及ros相关的
 # 3 4 都可以正常运行
-find_package(OpenCV 3.2 QUIET)
+find_package(OpenCV 4.2 QUIET)
 if(NOT OpenCV_FOUND)
-   find_package(OpenCV 3.0 QUIET)
-   if(NOT OpenCV_FOUND)
-      message(FATAL_ERROR "OpenCV > 3.0 not found.")
-   endif()
+  message(FATAL_ERROR "OpenCV > 3.0 not found.")
 endif()
 
 set(LIBRARY_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/lib)