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Fixed a problem that could lead to a 'near infinite' loop if bogus input

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values are provided.
This commit is contained in:
curt
2002-02-12 15:21:14 +00:00
parent 7a65a990ba
commit 74f7d52d95
1 changed files with 21 additions and 4 deletions
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25
simgear/sky/cloud.cxx
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@@ -204,12 +204,29 @@ bool SGCloudLayer::reposition( sgVec3 p, sgVec3 up, double lon, double lat,
base = tl->get( 0 );
base[0] += xoff;
while ( base[0] > 1.0 ) { base[0] -= 1.0; }
while ( base[0] < 0.0 ) { base[0] += 1.0; }
// the while loops can lead to *long* pauses if base[0] comes
// with a bogus value.
// while ( base[0] > 1.0 ) { base[0] -= 1.0; }
// while ( base[0] < 0.0 ) { base[0] += 1.0; }
if ( base[0] > -10.0 && base[0] < 10.0 ) {
base[0] -= (int)base[0];
} else {
base[0] = 0.0;
cout << "Error: base = " << base[0] << "," << base[1] << endl;
}
base[1] += yoff;
while ( base[1] > 1.0 ) { base[1] -= 1.0; }
while ( base[1] < 0.0 ) { base[1] += 1.0; }
// the while loops can lead to *long* pauses if base[0] comes
// with a bogus value.
// while ( base[1] > 1.0 ) { base[1] -= 1.0; }
// while ( base[1] < 0.0 ) { base[1] += 1.0; }
if ( base[1] > -10.0 && base[1] < 10.0 ) {
base[1] -= (int)base[1];
} else {
base[1] = 0.0;
cout << "Error: base = " << base[0] << "," << base[1] << endl;
}
// cout << "base = " << base[0] << "," << base[1] << endl;