Example usage for com.badlogic.gdx.math CatmullRomSpline locate

Introduction

In this page you can find the example usage for com.badlogic.gdx.math CatmullRomSpline locate.

Prototype

@Override
    public float locate(T v) 

Source Link

Usage

From source file:releasethekraken.GameWorld.java

/**
 * Gets the target position that a sea creature should move towards, based on
 * where the sea creature currently is.  At the end of the path, it will be
 * the last point on the path.//from   w  ww .  ja v a 2 s.c  om
 * @param entity The sea creature
 * @return The position the sea creature should move towards
 */
public Vector2 getPathTargetPos(EntitySeaCreature entity) {
    if (entity.getCurrentPath() == null) //Immediately return if there is no path to follow
        return entity.getPos();

    //TODO: The target position doesn't seem to be that great
    CatmullRomSpline smoothPath = entity.getCurrentPath().getSmoothPath();
    Vector2 targetPos = new Vector2();

    float pathProgress = smoothPath.locate(entity.getPos());

    if (pathProgress >= 0.9F) //Randomly choose a next path.  TODO: Allow for choosing
    {
        //Gdx.app.log(entity.toString(), "At the end of the path! ****************************************************************");
        SeaCreaturePath nextPath = entity.getCurrentPath().getNextPaths().random();

        if (nextPath != null) {
            entity.setCurrentPath(nextPath);
            return getPathTargetPos(entity);
        }
    }

    smoothPath.valueAt(targetPos, pathProgress);

    return targetPos;
}

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