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CameraRGBD example, show usage when no argument is set

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git-svn-id: http://rtabmap.googlecode.com/svn/trunk/rtabmap@1585 f169173b-cf89-36c8-b27e-44dbe73f0c83
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matlabbe
2014-07-21 18:46:48 +00:00
parent b46f1a53a5
commit 3328a7c9a0
1 changed files with 6 additions and 2 deletions
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8
tools/CameraRGBD/main.cpp
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@@ -38,9 +38,13 @@ int main(int argc, char * argv[])
ULogger::setLevel(ULogger::kInfo);
int driver = 0;
if(argc > 1)
if(argc < 2)
{
driver = atoi(argv[1]);
showUsage();
}
else
{
driver = atoi(argv[argc-1]);
if(driver < 0 || driver > 4)
{
UERROR("driver should be between 0 and 4.");