问题描述
我在将库包含到我的 cmake 项目中遇到了另一个问题。 项目规格是:
套件:GCC 10.3.0 Mingw64(通过 msys2)
Freetype 和 Luajit 两个包也是通过 msys(在 mingw64 模式下)安装的。
所以,这是我的 CMakeLists.txt:
cmake_minimum_required(VERSION 3.5)
project(TileGameStudio_Runtime CXX)
set(CMAKE_CXX_FLAGS -v)
set(CMAKE_VERBOSE_MAKEFILE ON)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_required ON)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
set(PROJ_SRC
${PROJECT_SOURCE_DIR}/src
)
file(GLOB PROJECT_SOURCES CONfigURE_DEPENDS
${PROJ_SRC}/*.cpp
)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}\\Game")
set(EXECUTABLE_OUTPUT_PATH "${PROJECT_SOURCE_DIR}\\Game")
INCLUDE(FindPkgConfig)
pkg_check_modules(SDL2 required sdl2)
pkg_check_modules(SDL2_IMAGE required SDL2_image)
pkg_check_modules(SDL2_TTF required SDL2_ttf)
pkg_check_modules(SDL2_mixer required SDL2_mixer)
find_package(OpenGL required)
find_package(Freetype required)
find_package(Lua51 required)
if(NOT FREETYPE_FOUND)
message(STATUS "freetype2: NO")
else()
message(STATUS "freetype2: YES.. Version:${FREETYPE_VERSION_STRING}")
endif()
if(NOT LUA_FOUND)
message(STATUS "LuaJit: NO")
else()
message(STATUS "LuaJit: YES.. Version:${LUA_VERSION_MAJOR } and Patched: ${LUA_VERSION_PATCH }")
endif()
include_directories(
${SDL2_INCLUDE_Dirs}
${SDL2_IMAGE_INCLUDE_Dirs}
${SDL2_TTF_INCLUDE_Dirs}
${SDL2_mixer_INCLUDE_Dirs}
${OPENGL_INCLUDE_Dirs}
${LUA_INCLUDE_DIR}
${FREETYPE_INCLUDE_Dirs}
)
link_directories (
${SDL2_LIBRARY_Dirs}
${SDL2_IMAGE_LIBRARY_Dirs}
${SDL2_TTF_LIBRARY_Dirs}
${SDL2_mixer_LIBRARY_Dirs}
${OPENGL_LIBRARY_Dirs}
${LUA_INCLUDE_DIR}
${FREETYPE_INCLUDE_Dirs}
)
# add the executable
add_executable(TileGameStudio_Runtime
${PROJECT_SOURCES}
)
target_link_libraries (TileGameStudio_Runtime
${SDL2_LIBRARIES}
${SDL2_IMAGE_LIBRARIES}
${SDL2_TTF_LIBRARIES}
${SDL2_mixer_LIBRARIES}
${OPENGL_gl_LIBRARY}
${LUA_LIBRARIES}
)
set_target_properties(
TileGameStudio_Runtime
PROPERTIES
OUTPUT_NAME "Game"
SUFFIX ".exe"
)
这是我的整个 main.cpp:
#include <ft2build.h>
#include FT_FREETYPE_H
#include <iostream>
#include <vector>
#include <string>
#include <assert.h>
#include <SDL2/SDL.h>
#include <SDL2/sdl_ttf.h>
#include <SDL2/SDL_opengl.h>
#include <GL/gl.h>
#include <lua.h>
#ifdef main
#undef main
#endif /* main */
using namespace std;
#define WinWidth 1280
#define WinHeight 720
int main(int argc,char *argv[])
{
SDL_Window *window = NULL;
SDL_Renderer *renderer = NULL;
SDL_Init(SDL_INIT_VIDEO);
TTF_Init();
SDL_GL_SetAttribute(SDL_GL_RED_SIZE,5);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE,5);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE,5);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE,16);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1);
uint32_t windowFlags = SDL_WINDOW_OPENGL;
window = SDL_CreateWindow("Runtime",SDL_WINDOWPOS_CENTERED,WinWidth,WinHeight,windowFlags);
assert(window);
SDL_GLContext Context = SDL_GL_CreateContext(window);
bool Running = true;
bool FullScreen = false;
while (Running)
{
SDL_Event Event;
while (SDL_PollEvent(&Event))
{
if (Event.type == SDL_KEYDOWN)
{
switch (Event.key.keysym.sym)
{
case SDLK_ESCAPE:
Running = 0;
break;
case 'f':
FullScreen = !FullScreen;
if (FullScreen)
{
SDL_SetwindowFullscreen(window,windowFlags | SDL_WINDOW_FULLSCREEN_DESKTOP);
}
else
{
SDL_SetwindowFullscreen(window,windowFlags);
}
break;
default:
break;
}
}
else if (Event.type == SDL_QUIT)
{
Running = 0;
}
}
glViewport(0,WinHeight);
glClearColor(0.f,0.f,0.f);
glClear(GL_COLOR_BUFFER_BIT);
SDL_GL_SwapWindow(window); //Update Window Context
}
return 0;
}
这是我现在的整个项目结构:
该项目无法找到并打开 lua.h。 (文件打不开)
安装的Luajit版本为:
mingw64/mingw-w64-x86_64-luajit 2.1.0_beta3-2 [installed]
Just-in-time compiler and drop-in replacement for Lua 5.1 (mingw-w64)
这是cmake的输出:
[main] Configuring folder: TileGameStudio_Runtime
[proc] Executing command: C:\msys64\mingw64\bin\cmake.EXE --no-warn-unused-cli -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=TRUE -DCMAKE_BUILD_TYPE:STRING=Debug -DCMAKE_C_COMPILER:FILEPATH=C:\msys64\mingw64\bin\x86_64-w64-mingw32-gcc.exe -DCMAKE_CXX_COMPILER:FILEPATH=C:\msys64\mingw64\bin\x86_64-w64-mingw32-g++.exe -He:/Game_Design/TileGameStudio/TileGameStudio_Runtime -Be:/Game_Design/TileGameStudio/TileGameStudio_Runtime/CMakeBuild -G "MinGW Makefiles"
[cmake] Not searching for unused variables given on the command line.
[cmake] CMake Error at C:/msys64/mingw64/share/cmake-3.20/Modules/FindPackageHandleStandardArgs.cmake:230 (message):
[cmake] Could NOT find Lua51 (missing: LUA_INCLUDE_DIR)
[cmake] Call Stack (most recent call first):
[cmake] C:/msys64/mingw64/share/cmake-3.20/Modules/FindPackageHandleStandardArgs.cmake:594 (_FPHSA_FAILURE_MESSAGE)
[cmake] C:/msys64/mingw64/share/cmake-3.20/Modules/FindLua51.cmake:80 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
[cmake] CMakeLists.txt:30 (find_package)
[cmake]
[cmake]
[cmake] -- Configuring incomplete,errors occurred!
[cmake] See also "E:/Game_Design/TileGameStudio/TileGameStudio_Runtime/CMakeBuild/CMakeFiles/CMakeOutput.log".
解决方法
我为自己找到了答案。 错误似乎是随机出现的。重新启动Vscode 2-3次后,错误出现或不出现随机。好像是IDE的问题?