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2014/10/16 ¤W¤È 08:12:19
android Programming Glossary: destroyervelocityHow do I apply a force to a body in the direction it is traveling (Box2D)? http://stackoverflow.com/questions/11257462/how-do-i-apply-a-force-to-a-body-in-the-direction-it-is-traveling-box2d vx vx vy vy float t float Math.atan Math.abs vy vx if vr destroyerVelocity if vx 0 vy 0 body.applyForce float destroyerVelocity vr Math.cos.. vr destroyerVelocity if vx 0 vy 0 body.applyForce float destroyerVelocity vr Math.cos t body.getMass float destroyerVelocity vr Math.sin.. float destroyerVelocity vr Math.cos t body.getMass float destroyerVelocity vr Math.sin t body.getMass body.getWorldCenter .x body.getWorldCenter..
How do I apply a force to a body in the direction it is traveling (Box2D)? http://stackoverflow.com/questions/11257462/how-do-i-apply-a-force-to-a-body-in-the-direction-it-is-traveling-box2d .x vy body.getLinearVelocity .y vr float Math.sqrt vx vx vy vy float t float Math.atan Math.abs vy vx if vr destroyerVelocity if vx 0 vy 0 body.applyForce float destroyerVelocity vr Math.cos t body.getMass float destroyerVelocity vr Math.sin t body.getMass.. vx vx vy vy float t float Math.atan Math.abs vy vx if vr destroyerVelocity if vx 0 vy 0 body.applyForce float destroyerVelocity vr Math.cos t body.getMass float destroyerVelocity vr Math.sin t body.getMass body.getWorldCenter .x body.getWorldCenter.. vy vx if vr destroyerVelocity if vx 0 vy 0 body.applyForce float destroyerVelocity vr Math.cos t body.getMass float destroyerVelocity vr Math.sin t body.getMass body.getWorldCenter .x body.getWorldCenter .y else if vx 0 vy 0 body.applyForce float destroyerVelocity..
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