FGFS-4.1/simgear
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- fix binobj unit test. Simgear now rejects zero area triangles in .btg files, and the unit test could generate them.

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This commit is contained in:
Peter Sadrozinski 2014-12-27 13:02:49 -05:00
parent beeaef3868
commit 32b60f9b80
1 changed files with 27 additions and 4 deletions
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29
simgear/io/test_binobj.cxx
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@ -97,9 +97,32 @@ void compareTexCoords(const SGBinObject& rd, const std::vector<SGVec2f>& b)
int_list make_tri(int maxIndex)
{
int_list r;
r.push_back(random() % maxIndex);
r.push_back(random() % maxIndex);
r.push_back(random() % maxIndex);
int a, b, c;
bool valid = false;
int retry = 10;
while(!valid && retry--) {
a = (random() % maxIndex);
b = (random() % maxIndex);
c = (random() % maxIndex);
valid = ( (a!=b) && (b!=c) && (c!=a) );
if (!valid) {
num_invalid++;
}
}
if (!valid) {
cerr << "can't generate valid triangle" << endl;
exit(1);
}
r.push_back(a);
r.push_back(b);
r.push_back(c);
return r;
}