ilikecats/stk-code_catmod
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Try to making the homing missiles turn more smoothly.

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git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@1434 178a84e3-b1eb-0310-8ba1-8eac791a3b58
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hikerstk 2008-02-01 13:34:50 +00:00
parent f59f487d8a
commit e49a415671
2 changed files with 7 additions and 1 deletions
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2
data/homingmissile.projectile
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@ -9,7 +9,7 @@
(max-height 1.0)
(force-updown 25.0) ;; force raising/lowering the homing missile if it's too low/high
(max-distance 20.0) ;; maximum distance at which a kart is still followed
(max-turn-angle 5.0) ;; maximum turn angle when following a kart
(max-turn-angle 65.0) ;; maximum turn angle when following a kart
)
;; EOF ;;

6
src/homing.cpp
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@ -77,6 +77,12 @@ void Homing::update(float dt)
if(fabsf(steer)>90.0f) steer=0.0f;
if(steer<-m_st_max_turn_angle) steer = -m_st_max_turn_angle;
if(steer> m_st_max_turn_angle) steer = m_st_max_turn_angle;
// The steering must be interpreted as grad/s (otherwise this would
// depend on the frame rate). But this would usually miss the karts,
// since the angle isn't adjusted quickly enough when coming closer
// So we allow for (much) larger steering angles the closer the
// kart is by multiplying the rotation/sec with max_distance/minDistance
steer *=(dt*m_st_max_distance/minDistance);
btMatrix3x3 steerMatrix(btQuaternion(0.0f,0.0f,DEGREE_TO_RAD(steer)));
my_trans.setBasis(my_trans.getBasis()*steerMatrix);
} // minDistance<m_st_max_distance