94 lines
2.1 KiB
C#
94 lines
2.1 KiB
C#
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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 Microsoft.Xna.Framework.Graphics;
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using Microsoft.Xna.Framework;
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using SpacePew.Models.Weapons;
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namespace SpacePew.Models.Projectiles
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{
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class ClusterBomb : Bullet, IKillable
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{
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private const int FuseTime = 7000; //time in milliseconds before it explodes
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private double _elapsed = 0;
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readonly DateTime _startTick;
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public override int Damage
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{
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get { return 10; }
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}
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public override float Speed
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{
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get { return 100; }
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}
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public ClusterBomb()
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{
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_startTick = DateTime.Now;
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}
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public override Color Color
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{
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get
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{
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var r = (byte)((_elapsed / FuseTime) * 255f);
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var g = (byte)(128 + Math.Sin(_elapsed / 150f) * 127f);
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var b = (byte)(255 - g);
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return new Color(r, g, b);
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}
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}
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public override void Update(Microsoft.Xna.Framework.GameTime time)
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{
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_elapsed = (DateTime.Now - _startTick).TotalMilliseconds;
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if (_elapsed >= FuseTime)
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{
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this.Health = 0;
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}
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base.Update(time);
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}
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private void CreateCluster(float angle, string owner)
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{
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var entity = EntityFactory.Instance.CreateEntity<ProjectileBase>(
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typeof(Bullet),
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owner,
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Position,
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Vector2.Zero,
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angle);
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Matrix m = Matrix.CreateRotationZ(angle + (float)(WeaponBase.Randomizer.NextDouble() * .2f - .1f));
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Vector2 velocity = Vector2.Transform(-Vector2.UnitY, m);
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entity.Position += velocity * 10;
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entity.Velocity = velocity * entity.Speed * (float)(WeaponBase.Randomizer.NextDouble() + 0.5f);
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//TODO.. fix
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//FiredShots.Enqueue(entity);
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}
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public override void ApplyGravity(GameTime time)
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{
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float timeSeconds = time.ElapsedGameTime.Milliseconds * .001f;
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Velocity = new Vector2(
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Velocity.X,
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Velocity.Y + (timeSeconds * GravityModifier * 0.5f));
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}
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#region IKillable Members
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public void Kill()
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{
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//TODO: make sure the clusters are only created on the client that created the cluster, and then let the server send them to all klients
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for (float i = 0; i < 45; i += .5f)
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CreateCluster(i, this.Owner);
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}
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#endregion
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}
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}
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