最近在学OpenGL,下面的是一个简单的画线段程序,可以在VS2017上面运行,但VS有点卡,于是试着在CLion上面运行。
#include <stdlib.h>
#include <glut.h>
void init(void)
{
glClearColor(1.0, 1.0, 1.0, 0.0);
glMatrixMode(GL_PROJECTION);
gluOrtho2D(0.0, 200.0, 0.0, 150.0);
}
void lineSegment(void)
{
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1.0, 0.0, 0.0);
glBegin(GL_LINES);
glVertex2i(100, 0);
glVertex2i(0, 75);
glEnd();
glFlush();
}
int main(int argc, char **argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowPosition(100, 100);
glutInitWindowSize(400, 300);
glutCreateWindow("测试");
init();
glutDisplayFunc(lineSegment);
glutMainLoop();
}
CMakeList文件
cmake_minimum_required(VERSION 3.8)
project(learnOpenGL)
set(CMAKE_CXX_STANDARD 11)
include_directories(C:/glut)
link_directories(C:/glut)
#find_library(libsrc glut C:/glut)
#message(${libsrc})
set(SOURCE_FILES main.cpp)
add_executable(learnOpenGL ${SOURCE_FILES})
#target_link_libraries( learnOpenGL ${libsrc})
target_link_libraries( learnOpenGL glut)
Build报错,如下?
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible C:/glut/glut.lib when searching for -lglut
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible C:/glut/glut.dll when searching for -lglut
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible C:/glut/glut.lib when searching for -lglut
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible C:/glut/glut.dll when searching for -lglut
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible C:/glut\glut.lib when searching for -lglut
C:/PROGRA~1/DevCpp/MinGW64/bin/../lib/gcc/x86_64-w64-mingw32/4.9.2/../../../../x86_64-w64-mingw32/bin/ld.exe: cannot find -lglut
collect2.exe: error: ld returned 1 exit status
mingw32-make.exe[3]: *** [learnOpenGL.exe] Error 1
CMakeFiles\learnOpenGL.dir\build.make:96: recipe for target 'learnOpenGL.exe' failed
CMakeFiles\Makefile2:66: recipe for target 'CMakeFiles/learnOpenGL.dir/all' failed
mingw32-make.exe[2]: *** [CMakeFiles/learnOpenGL.dir/all] Error 2
mingw32-make.exe[1]: *** [CMakeFiles/learnOpenGL.dir/rule] Error 2
CMakeFiles\Makefile2:78: recipe for target 'CMakeFiles/learnOpenGL.dir/rule' failed
mingw32-make.exe: *** [learnOpenGL] Error 2
Makefile:117: recipe for target 'learnOpenGL' failed
折腾两天了,无论百度还是google都没有很好的实例。