DrowningShader.cs

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using Microsoft.Xna.Framework;
using ReLogic.Peripherals.RGB;
 
namespace Terraria.GameContent.RGB;
 
public class DrowningShader : ChromaShader
{
    private float _breath = 1f;
 
    public override void Update(float elapsedTime)
    {
        Player player = Main.player[Main.myPlayer];
        _breath = (float)(player.breath * player.breathCDMax - player.breathCD) / (float)(player.breathMax * player.breathCDMax);
    }
 
    [RgbProcessor(/*Could not decode attribute arguments.*/)]
    private void ProcessLowDetail(RgbDevice device, Fragment fragment, EffectDetailLevel quality, float time)
    {
        for (int i = 0; i < fragment.Count; i++)
        {
            fragment.GetCanvasPositionOfIndex(i);
            Vector4 vector = new Vector4(0f, 0f, 1f, 1f - _breath);
            fragment.SetColor(i, vector);
        }
    }
 
    [RgbProcessor(/*Could not decode attribute arguments.*/)]
    private void ProcessHighDetail(RgbDevice device, Fragment fragment, EffectDetailLevel quality, float time)
    {
        float num = _breath * 1.2f - 0.1f;
        for (int i = 0; i < fragment.Count; i++)
        {
            Vector2 canvasPositionOfIndex = fragment.GetCanvasPositionOfIndex(i);
            Vector4 vector = Vector4.Zero;
            if (canvasPositionOfIndex.Y > num)
            {
                vector = new Vector4(0f, 0f, 1f, MathHelper.Clamp((canvasPositionOfIndex.Y - num) * 5f, 0f, 1f));
            }
            fragment.SetColor(i, vector);
        }
    }
}