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Disable opengl demo if Qt4 or OpenGL cannot be found.

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(transplanted from caf24f1c9e540c0d7120d9344a2f4a2fd14098f2
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This commit is contained in:
Gael Guennebaud 2012-10-31 11:36:45 +01:00
parent aa858cb43a
commit 691fb92690
1 changed files with 21 additions and 13 deletions
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12
demos/opengl/CMakeLists.txt
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@ -1,5 +1,7 @@
find_package(Qt4 REQUIRED)
find_package(OpenGL REQUIRED)
find_package(Qt4)
find_package(OpenGL)
if(QT4_FOUND AND OPENGL_FOUND)
set(QT_USE_QTOPENGL TRUE)
include(${QT_USE_FILE})
@ -18,3 +20,9 @@ add_dependencies(demos quaternion_demo)
target_link_libraries(quaternion_demo
${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY}
${QT_QTOPENGL_LIBRARY} ${OPENGL_LIBRARIES} )
else()
message(STATUS "OpenGL demo disabled because Qt4 and/or OpenGL have not been found.")
endif()