c – Qt 5.5.0找不到OpenGL函数
发布时间：2020-12-16 03:19:44 所属栏目：百科 来源：网络整理
导读：我有一个使用OpenGL的Qt项目,并使用Qt 5.4.0进行编译.今天我将Qt升级到5.5.0,我的项目停止编译.它会抛出许多未解决的外部符号错误,如下所示： link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Micr
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我有一个使用OpenGL的Qt项目,并使用Qt 5.4.0进行编译.今天我将Qt升级到5.5.0,我的项目停止编译.它会抛出许多未解决的外部符号错误,如下所示：
link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" /MANIFEST:embed /OUT:debugUI.exe @C:UsersDWilchesAppDataLocalTempUI.exe.376.5500.jom UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glBegin@4 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glClearDepth@8 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glColor3f@12 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glColor4f@16 referenced in function "private: void __thiscall UIOpenGLVisualizer::PaintScene(void)" (?PaintScene@UIOpenGLVisualizer@@AAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glEnd@0 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glFrustum@48 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glInitNames@0 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glLineStipple@8 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glLoadIdentity@0 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glLoadName@4 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glMatrixMode@4 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glOrtho@48 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glPointSize@4 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::initializeGL(void)" (?initializeGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glPushName@4 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glRenderMode@4 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glRotatef@16 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glScalef@12 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glSelectBuffer@8 referenced in function "public: void __thiscall UIOpenGLVisualizer::NewSelectionPerformed(void)" (?NewSelectionPerformed@UIOpenGLVisualizer@@QAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glTranslatef@12 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) UIOpenGLVisualizer.obj : error LNK2019: unresolved external symbol __imp__glVertex3f@12 referenced in function "public: virtual void __thiscall UIOpenGLVisualizer::paintGL(void)" (?paintGL@UIOpenGLVisualizer@@UAEXXZ) debugUI.exe : fatal error LNK1120: 20 unresolved externals jom: C:UsersDWilchesDesktop3DIAVolumeSelectorVVSITbuild-VVSIT-Desktop_Qt_5_5_0_MSVC2013_32bit-DebugUIMakefile.Debug [debugUI.exe] Error 1120 jom: C:UsersDWilchesDesktop3DIAVolumeSelectorVVSITbuild-VVSIT-Desktop_Qt_5_5_0_MSVC2013_32bit-DebugUIMakefile [debug] Error 2 21:35:43: The process "C:ProgramFilesQtQt5.5.0ToolsQtCreatorbinjom.exe" exited with code 2. Error while building/deploying project VVSIT (kit: Desktop Qt 5.5.0 MSVC2013 32bit) When executing step "Make" 我没有在一个和其他版本的Qt之间修改.pro文件.我的.pro也有这样的说法： QT += opengl 可能有什么不对？ 解决方法
正如@ Ben-Voigt在上面的评论中所揭示的那样,我必须明确指示Qt链接到opengl32,所以我在.pro中添加了以下内容：
LIBS += -lopengl32 我不确定为什么Qt 5.5.0中的行为发生了变化,因为在以前的版本中该行是不必要的,但是,它解决了这个问题. （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |