49 lines
1.1 KiB
C#
49 lines
1.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using OpenRa.Graphics;
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using OpenRa.Traits;
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using System.Drawing;
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namespace OpenRa.Effects
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{
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class LaserZap : IEffect
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{
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readonly int2 from, to;
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readonly int radius;
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int timeUntilRemove = 10; // # of frames
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int totalTime = 10;
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Color color;
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public LaserZap(int2 from, int2 to, int radius, Color color)
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{
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this.from = from;
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this.to = to;
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this.color = color;
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this.radius = radius;
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}
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public void Tick(World world)
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{
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if (timeUntilRemove <= 0)
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world.AddFrameEndTask(w => w.Remove(this));
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--timeUntilRemove;
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}
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public IEnumerable<Renderable> Render()
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{
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int alpha = (int)((1-(float)(totalTime-timeUntilRemove)/totalTime)*255);
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Color rc = Color.FromArgb(alpha,color);
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float2 unit = 1.0f/(from - to).Length*(from - to).ToFloat2();
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float2 norm = new float2(-unit.Y, unit.X);
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for (int i = -radius; i < radius; i++)
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Game.world.WorldRenderer.lineRenderer.DrawLine(from + i * norm, to + i * norm, rc, rc);
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yield break;
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}
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}
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}
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