Qt creator 使用qwt

.pro中添加

LIBS += -L”C:\Qt\Qt5.3.2\5.3\msvc2013_opengl\lib” -lqwt

INCLUDEPATH += "C:\Qt\Qt5.3.2\5.3\msvc2013_opengl\include\qwt"

include (C:\Qt\qwt-6.1.\qwt.prf)