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minor bug found and fixed in rebound

This commit is contained in:
Dander7BD 2014-02-04 14:00:33 +01:00
parent e39eb5fb4b
commit 15798bfca9
1 changed files with 10 additions and 6 deletions
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16
Code/OysterPhysics3D/OysterCollision3D.cpp
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@ -1064,38 +1064,42 @@ namespace Oyster { namespace Collision3D { namespace Utility
Float TimeOfContact( const Sphere &protoStart, const Sphere &protoEnd, const Point &deuter ) Float TimeOfContact( const Sphere &protoStart, const Sphere &protoEnd, const Point &deuter )
{ // Bisection with 5 levels of detail { // Bisection with 5 levels of detail
Float t = 0.5f; Float t = 0.5f,
d = 0.25f;
Sphere s; Sphere s;
for( int i = 0; i < 5; ++i ) for( int i = 0; i < 5; ++i )
{ {
Nlerp( protoStart, protoEnd, t, s ); Nlerp( protoStart, protoEnd, t, s );
if( Intersect(s, deuter) ) if( Intersect(s, deuter) )
{ {
t *= 0.5f; t -= d;
} }
else else
{ {
t *= 1.5f; t += d;
} }
d *= 0.5f;
} }
return t; return t;
} }
Float TimeOfContact( const Box &protoStart, const Box &protoEnd, const Point &deuter ) Float TimeOfContact( const Box &protoStart, const Box &protoEnd, const Point &deuter )
{ // Bisection with 5 levels of detail { // Bisection with 5 levels of detail
Float t = 0.5f; Float t = 0.5f,
d = 0.25f;
Box b; Box b;
for( int i = 0; i < 5; ++i ) for( int i = 0; i < 5; ++i )
{ {
Nlerp( protoStart, protoEnd, t, b ); Nlerp( protoStart, protoEnd, t, b );
if( Intersect(b, deuter) ) if( Intersect(b, deuter) )
{ {
t *= 0.5f; t -= d;
} }
else else
{ {
t *= 1.5f; t += d;
} }
d *= 0.5f;
} }
return t; return t;
} }