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Updated enemies. Added boost.

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This commit is contained in:
Brian Bicknell
2025-12-20 21:51:24 -05:00
parent f7e3fe0a47
commit ecdc501752
10 changed files with 464 additions and 279 deletions
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87
AlientAttack.MonoGame/Things/Enemies/Enemy.cs
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@@ -1,51 +1,33 @@
using AlienAttack.MonoGame.Things.Bullets;
using AlienAttack.MonoGame.Things.Items;
using AlienAttack.MonoGame.Things.Weapons;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using System;
using System.Collections.Generic;
namespace AlienAttack.MonoGame.Things.Enemies;
internal class Enemy : MoveableSprite
public abstract class Enemy(int x, int y) : MoveableSprite(x, y)
{
//Enemy01_Green_Frame_1_png_processed
protected ICollection<IWeapon> ActiveWeapons = [];
protected int FireThreshold => 20;
protected int CurrentFireThreshold { get; set; } = 20;
protected int Health { get; set; } = 5;
public Enemy(int x, int y) : base(x, y)
{
BoundBox = new Rectangle(0, 0, 64, 64);
YVelocity = 1;
ActiveWeapons.Add(new Minigun());
//ActiveWeapons.Add(new FastMinigun());
}
public override void Draw(SpriteDrawArgs args)
{
Texture2D texture = args.Content.Load<Texture2D>(@$"Sprites\Enemy01_Green_Frame_1_png_processed");
SpriteEffects spriteEffects = SpriteEffects.None;
args.SpriteBatch.Draw(texture, Position, null, DrawColor, 0, new Vector2(0, 0), 1, spriteEffects, 1);
base.Draw(args);
}
protected abstract int Health { get; set; }
public override void Update(SpriteUpdateContext context)
{
//YPosition += 1;
CheckDeath(context);
base.Update(context);
}
private void CheckDeath(SpriteUpdateContext context)
{
if (YPosition > context.ViewTransform.ScreenHeight)
{
IsDead = true;
return;
}
if (Health <= 0)
{
IsDead = true;
context.SpawnSprite(new Explosion((int)XPosition, (int)YPosition, XVelocity, YVelocity));
switch (context.Random.Next(0, 4))
switch (context.Random.Next(0, 5))
{
case 0:
context.SpawnSprite(new Health((int)XPosition, (int)YPosition));
@@ -66,45 +48,6 @@ internal class Enemy : MoveableSprite
return;
}
if (YPosition > context.ViewTransform.ScreenHeight)
{
IsDead = true;
return;
}
if (CurrentFireThreshold > 0)
{
CurrentFireThreshold--;
}
if (CurrentFireThreshold == 0 && context.Random.Next(0, 100) == 1)
{
float originX = XPosition + (BoundBox.Width / 2) - (7 / 2);
context.SpawnSprite(new MinigunBulletSmall(originX - 9, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
context.SpawnSprite(new MinigunBulletSmall(originX + 14, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
CurrentFireThreshold = FireThreshold;
}
//CheckMove(context);
CheckFire(context);
base.Update(context);
}
private void CheckFire(SpriteUpdateContext context)
{
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.UpdateFireThreshold();
//}
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.TryFire(this, context);
//}
}
public override void OnCollision(SpriteCollisionContext context)

117
AlientAttack.MonoGame/Things/Enemies/GreenEnemy.cs Normal file
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@@ -0,0 +1,117 @@
using AlienAttack.MonoGame.Things.Bullets;
using AlienAttack.MonoGame.Things.Items;
using AlienAttack.MonoGame.Things.Weapons;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using System;
using System.Collections.Generic;
namespace AlienAttack.MonoGame.Things.Enemies;
internal class GreenEnemy : MoveableSprite
{
//Enemy01_Green_Frame_1_png_processed
protected ICollection<IWeapon> ActiveWeapons = [];
protected int FireThreshold => 20;
protected int CurrentFireThreshold { get; set; } = 20;
protected int Health { get; set; } = 5;
public GreenEnemy(int x, int y) : base(x, y)
{
BoundBox = new Rectangle(0, 0, 64, 64);
YVelocity = 1;
ActiveWeapons.Add(new Minigun());
//ActiveWeapons.Add(new FastMinigun());
}
public override void Draw(SpriteDrawArgs args)
{
Texture2D texture = args.Content.Load<Texture2D>(@$"Sprites\Enemy01_Green_Frame_1_png_processed");
SpriteEffects spriteEffects = SpriteEffects.None;
args.SpriteBatch.Draw(texture, Position, null, DrawColor, 0, new Vector2(0, 0), 1, spriteEffects, 1);
base.Draw(args);
}
public override void Update(SpriteUpdateContext context)
{
//YPosition += 1;
if (Health <= 0)
{
IsDead = true;
context.SpawnSprite(new Explosion((int)XPosition, (int)YPosition, XVelocity, YVelocity));
switch (context.Random.Next(0, 5))
{
case 0:
context.SpawnSprite(new Health((int)XPosition, (int)YPosition));
break;
case 1:
context.SpawnSprite(new Shields((int)XPosition, (int)YPosition));
break;
case 2:
context.SpawnSprite(new Ammo((int)XPosition, (int)YPosition));
break;
case 3:
context.SpawnSprite(new Energy((int)XPosition, (int)YPosition));
break;
case 4:
context.SpawnSprite(new Rockets((int)XPosition, (int)YPosition));
break;
}
return;
}
if (YPosition > context.ViewTransform.ScreenHeight)
{
IsDead = true;
return;
}
if (CurrentFireThreshold > 0)
{
CurrentFireThreshold--;
}
if (CurrentFireThreshold == 0 && context.Random.Next(0, 100) == 1)
{
float originX = XPosition + (BoundBox.Width / 2) - (7 / 2);
context.SpawnSprite(new MinigunBulletSmall(originX - 9, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
context.SpawnSprite(new MinigunBulletSmall(originX + 14, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
CurrentFireThreshold = FireThreshold;
}
//CheckMove(context);
CheckFire(context);
base.Update(context);
}
private void CheckFire(SpriteUpdateContext context)
{
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.UpdateFireThreshold();
//}
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.TryFire(this, context);
//}
}
public override void OnCollision(SpriteCollisionContext context)
{
if (context.Sprite is Bullet bullet && bullet.Owner is Player)
{
Health -= bullet.Damage;
}
}
}

60
AlientAttack.MonoGame/Things/Enemies/RedEnemy.cs
View File

@@ -1,29 +1,27 @@
using AlienAttack.MonoGame.Things.Bullets;
using AlienAttack.MonoGame.Things.Weapons;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
namespace AlienAttack.MonoGame.Things.Enemies;
internal class RedEnemy : MoveableSprite
{
//Enemy01_Green_Frame_1_png_processed
protected int Health { get; set; } = 10;
protected int FireThreshold => 20;
protected int CurrentFireThreshold { get; set; } = 20;
protected int Health { get; set; } = 5;
public RedEnemy(int x, int y) : base(x, y)
{
BoundBox = new Rectangle(0, 0, 64, 64);
YVelocity = 2;
//ActiveWeapons.Add(new Minigun());
//ActiveWeapons.Add(new FastMinigun());
}
public override void Draw(SpriteDrawArgs args)
{
Texture2D texture = args.Content.Load<Texture2D>(@$"Sprites\Enemy01_Red_Frame_1_png_processed");
SpriteEffects spriteEffects = SpriteEffects.None;
int frame = XVelocity > 0 ? 2 : XVelocity < 0 ? 3 : 1;
SpriteEffects spriteEffects = XVelocity > 0 ? SpriteEffects.FlipHorizontally : SpriteEffects.None;
Texture2D texture = args.Content.Load<Texture2D>(@$"Sprites\Enemy01_Red_Frame_{frame}_png_processed");
//SpriteEffects spriteEffects = SpriteEffects.None;
args.SpriteBatch.Draw(texture, Position, null, DrawColor, 0, new Vector2(0, 0), 1, spriteEffects, 1);
@@ -33,6 +31,24 @@ internal class RedEnemy : MoveableSprite
public override void Update(SpriteUpdateContext context)
{
//YPosition += 2;
//if (YPosition > context.ViewTransform.ScreenHeight / 5 - BoundBox.Y / 2)
//{
// if (YPosition < context.ViewTransform.ScreenHeight / 2 - BoundBox.Y / 2)
// {
// if (XPosition < context.ViewTransform.ScreenWidth / 2)
// {
// XVelocity = 2;
// }
// else if (XPosition > context.ViewTransform.ScreenWidth / 2)
// {
// XVelocity = -2;
// }
// }
// else
// {
// XVelocity = 0;
// }
//}
if (Health <= 0)
{
@@ -47,23 +63,27 @@ internal class RedEnemy : MoveableSprite
return;
}
//CheckMove(context);
CheckFire(context);
TryFire(context);
base.Update(context);
}
private void CheckFire(SpriteUpdateContext context)
private void TryFire(SpriteUpdateContext context)
{
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.UpdateFireThreshold();
//}
if (CurrentFireThreshold > 0)
{
CurrentFireThreshold--;
}
//foreach (IWeapon weapon in ActiveWeapons)
//{
// weapon.TryFire(this, context);
//}
if (CurrentFireThreshold == 0 && context.Random.Next(0, 20) == 1)
{
float originX = XPosition + (BoundBox.Width / 2) - (7 / 2);
context.SpawnSprite(new MinigunBulletSmall(originX - 9, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
context.SpawnSprite(new MinigunBulletSmall(originX + 14, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
CurrentFireThreshold = FireThreshold;
}
}
public override void OnCollision(SpriteCollisionContext context)

89
AlientAttack.MonoGame/Things/Enemies/TealEnemy.cs Normal file
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@@ -0,0 +1,89 @@
using AlienAttack.MonoGame.Things.Bullets;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
namespace AlienAttack.MonoGame.Things.Enemies;
internal class TealEnemy : MoveableSprite
{
protected int FireThreshold => 20;
protected int CurrentFireThreshold { get; set; } = 20;
protected int Health { get; set; } = 5;
public TealEnemy(int x, int y) : base(x, y)
{
BoundBox = new Rectangle(0, 0, 64, 64);
YVelocity = 1;
XVelocity = 3;
}
public override void Draw(SpriteDrawArgs args)
{
int frame = XVelocity > 0 ? 2 : XVelocity < 0 ? 3 : 1;
SpriteEffects spriteEffects = XVelocity > 0 ? SpriteEffects.FlipHorizontally : SpriteEffects.None;
Texture2D texture = args.Content.Load<Texture2D>(@$"Sprites\Enemy01_Teal_Frame_{frame}_png_processed");
//SpriteEffects spriteEffects = SpriteEffects.None;
args.SpriteBatch.Draw(texture, Position, null, DrawColor, 0, new Vector2(0, 0), 1, spriteEffects, 1);
base.Draw(args);
}
public override void Update(SpriteUpdateContext context)
{
if (XPosition + BoundBox.Width >= context.ViewTransform.ScreenWidth)
{
XPosition = context.ViewTransform.ScreenWidth - BoundBox.Width;
XVelocity *= -1;
}
else if (XPosition <= 0)
{
XPosition = 0;
XVelocity *= -1;
}
if (Health <= 0)
{
IsDead = true;
context.SpawnSprite(new Explosion((int)XPosition, (int)YPosition, XVelocity, YVelocity));
return;
}
if (YPosition > context.ViewTransform.ScreenHeight)
{
IsDead = true;
return;
}
//CheckMove(context);
TryFire(context);
base.Update(context);
}
private void TryFire(SpriteUpdateContext context)
{
if (CurrentFireThreshold > 0)
{
CurrentFireThreshold--;
}
if (CurrentFireThreshold == 0 && context.Random.Next(0, 50) == 1)
{
float originX = XPosition + (BoundBox.Width / 2) - (7 / 2);
context.SpawnSprite(new MinigunBulletSmall(originX - 9, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
context.SpawnSprite(new MinigunBulletSmall(originX + 14, YPosition + BoundBox.Height - 12, 0, 2 + YVelocity, this));
CurrentFireThreshold = FireThreshold;
}
}
public override void OnCollision(SpriteCollisionContext context)
{
if (context.Sprite is Bullet bullet && bullet.Owner is Player)
{
Health -= bullet.Damage;
}
}
}