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|
set(TMP_ROOT ${CMAKE_BINARY_DIR}/try-compile)
file(MAKE_DIRECTORY ${TMP_ROOT})
file(WRITE ${TMP_ROOT}/checkmultiview.cpp
"
#include <osg/Camera>
int main(void)
{
(void)osg::Camera::FACE_CONTROLLED_BY_MULTIVIEW_SHADER;
return 0;
}
")
message(STATUS "Checking if OSG supports multiview")
try_compile(RESULT_VAR
${TMP_ROOT}/temp
${TMP_ROOT}/checkmultiview.cpp
CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${OPENSCENEGRAPH_INCLUDE_DIRS}"
)
set(HAVE_MULTIVIEW ${RESULT_VAR})
if(HAVE_MULTIVIEW)
message(STATUS "Osg supports multiview")
else(HAVE_MULTIVIEW)
message(NOTICE "Osg does not support multiview, disabling use of GL_OVR_multiview")
endif(HAVE_MULTIVIEW)
|
