BaseVertexEffect

Description

Base class for effects that modify the the generated Vertex Buffers.

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

/**
 * Modify the given vertices so they follow a sin curve
 */
public class VertBend : BaseVertexEffect
{
	public float scale = 10f;
	public float amplitude = 35f;
	public float phase = 0f;
	
	public override void ModifyVertices(List<UIVertex> verts)
	{
		if (!IsActive ())
			return;

		for (int index = 0; index < verts.Count; index++)
		{
			var uiVertex = verts[index];

			uiVertex.position.z = Mathf.Sin (uiVertex.position.x * scale + phase) * amplitude;
			verts[index] = uiVertex;
		}
	}
}