gistfile1.java

if ((keys[KEY_JUMP] && jumptime < 0) || (jumptime < 0 && !grounded && !sliding && jumptime < 0)) {
    dataPhysical.xa = jumpSpeedX;
    dataPhysical.ya = -jumptime * jumpSpeedY;
    jumptime++;
} else if (keys[KEY_JUMP] && mayJump && grounded) {
    jumpSpeedX = 0;
    jumpSpeedY = -1.9f;
    jumptime = (int) JUMP_TIME;
    dataPhysical.ya = jumptime * jumpSpeedY;
    grounded = false;
    sliding = false;
} else if (keys[KEY_JUMP] && mayJump && sliding) {
    jumpSpeedX = -dataPhysical.facing * 6.0f;
    jumpSpeedY = -2.0f;
    jumptime = -6;
    dataPhysical.xa = jumpSpeedX;
    dataPhysical.ya = -jumptime * jumpSpeedY;
    grounded = false;
    sliding = false;
    dataPhysical.facing = -dataPhysical.facing;
} else if (keys[KEY_JUMP] && jumptime > 0) {
    dataPhysical.xa += jumpSpeedX;
    dataPhysical.ya = jumptime * jumpSpeedY;
    jumptime--;
} else if (keys[KEY_JUMP] || (jumptime < 0 && !grounded && !sliding)) {
} else {
    jumptime = 0;
}