Example usage for com.badlogic.gdx.math Vector3 dst2

Introduction

In this page you can find the example usage for com.badlogic.gdx.math Vector3 dst2.

Prototype

public float dst2(float x, float y, float z) 

Source Link

Document

Returns the squared distance between this point and the given point

Usage

From source file:com.badlogic.gdx.tests.lw.WaterRipplesLW.java

License:Apache License

private void touchWater(Vector3 point) {
    for (int y = Math.max(0, (int) point.y - RADIUS); y < Math.min(HEIGHT, (int) point.y + RADIUS); y++) {
        for (int x = Math.max(0, (int) point.x - RADIUS); x < Math.min(WIDTH, (int) point.x + RADIUS); x++) {
            float val = curr[x][y] + DISPLACEMENT
                    * Math.max(0, (float) Math.cos(Math.PI / 2 * Math.sqrt(point.dst2(x, y, 0)) / RADIUS));
            if (val < DISPLACEMENT)
                val = DISPLACEMENT;
            else if (val > -DISPLACEMENT)
                val = -DISPLACEMENT;
            curr[x][y] = val;
        }/*from w ww  .j  a  v  a  2s.  c om*/
    }
}

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