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patriciogonzalezvivo/RotateTo

Created September 20, 2013 12:52
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RotateTo
void rotateTo(ofPoint _dir){
ofVec3f newTarget = _dir;
newTarget.normalize();
ofVec3f up( 0, -1, 0 );
ofVec3f axis = up.crossed( newTarget );
axis.normalize();
float angle = up.angle( newTarget );
ofRotate( angle, axis.x, axis.y, axis.z );
}
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