Decimation_Mod/Lib/Projectile/WormProjectile.cs
FyloZ f67fdce869 Finished staff of shifting sands.
A lot of testing is needed because it's a NPC converted to a projectile and a bit hacky.
Known bugs:
    * Tail does not spawn
    * Minion slots are ignored
2020-06-23 01:11:46 -04:00

504 lines
22 KiB
C#

using System;
using Decimation.Content.Projectiles;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Terraria;
namespace Decimation.Lib.Projectile
{
public abstract class WormProjectile : DecimationProjectile
{
protected int BodyType;
protected bool Directional = false;
protected bool Flies = false;
/* ai[0] = follower
* ai[1] = following
* ai[2] = distanceFromTail
* ai[3] = head
*/
protected bool Head;
protected int HeadType;
protected int MaxLength;
protected int MinLength;
protected float Speed;
protected bool Tail;
protected int TailType;
protected float TurnSpeed;
protected int Target;
protected int RealLife;
protected float DistanceFromTail;
protected float WormHead;
public override void AI()
{
if (projectile.localAI[1] == 0f)
{
projectile.localAI[1] = 1f;
InitWorm();
}
if (WormHead > 0f) RealLife = (int) WormHead;
if (!Head && projectile.timeLeft < 300) projectile.timeLeft = 300;
if (Target < 0 || Target == 255 || !Main.npc[Target].active)
TargetClosest();
if (Main.player[projectile.owner].dead && projectile.timeLeft > 300) projectile.timeLeft = 300;
Entity target;
if (Target < 0)
{
target = Main.player[projectile.owner];
}
else
{
target = Main.npc[Target];
}
if (Main.netMode != 1)
{
if (!Tail && projectile.ai[0] == 0f)
{
if (Head)
{
WormHead = projectile.whoAmI;
RealLife = projectile.whoAmI;
DistanceFromTail = Main.rand.Next(MinLength, MaxLength + 1);
projectile.ai[0] = Terraria.Projectile.NewProjectile(
(int) (projectile.position.X + projectile.width / 2f),
(int) (projectile.position.Y + projectile.height),
0f,
0f,
BodyType,
0,
0f,
projectile.owner
);
}
else if (DistanceFromTail > 0f)
{
projectile.ai[0] = Terraria.Projectile.NewProjectile(
(int) (projectile.position.X + projectile.width / 2f),
(int) (projectile.position.Y + projectile.height),
0f,
0f,
projectile.type,
0,
0f,
projectile.owner
);
}
else
{
projectile.ai[0] = Terraria.Projectile.NewProjectile(
(int) (projectile.position.X + projectile.width / 2f),
(int) (projectile.position.Y + projectile.height),
0f,
0f,
TailType,
0,
0f,
projectile.whoAmI
);
}
((WormProjectile) Main.projectile[(int) projectile.ai[0]].modProjectile).WormHead = WormHead;
((WormProjectile) Main.projectile[(int) projectile.ai[0]].modProjectile).RealLife = RealLife;
Main.projectile[(int) projectile.ai[0]].ai[1] = projectile.whoAmI;
((WormProjectile) Main.projectile[(int) projectile.ai[0]].modProjectile).DistanceFromTail =
DistanceFromTail - 1f;
projectile.netUpdate = true;
}
}
var num180 = (int) (projectile.position.X / 16f) - 1;
var num181 = (int) ((projectile.position.X + projectile.width) / 16f) + 2;
var num182 = (int) (projectile.position.Y / 16f) - 1;
var num183 = (int) ((projectile.position.Y + projectile.height) / 16f) + 2;
if (num180 < 0) num180 = 0;
if (num181 > Main.maxTilesX) num181 = Main.maxTilesX;
if (num182 < 0) num182 = 0;
if (num183 > Main.maxTilesY) num183 = Main.maxTilesY;
var flag18 = Flies;
if (!flag18)
for (var num184 = num180; num184 < num181; num184++)
for (var num185 = num182; num185 < num183; num185++)
if (Main.tile[num184, num185] != null &&
(Main.tile[num184, num185].nactive() &&
(Main.tileSolid[Main.tile[num184, num185].type] ||
Main.tileSolidTop[Main.tile[num184, num185].type] && Main.tile[num184, num185].frameY == 0) ||
Main.tile[num184, num185].liquid > 64))
{
Vector2 vector17;
vector17.X = num184 * 16;
vector17.Y = num185 * 16;
if (projectile.position.X + projectile.width > vector17.X &&
projectile.position.X < vector17.X + 16f &&
projectile.position.Y + projectile.height > vector17.Y &&
projectile.position.Y < vector17.Y + 16f)
{
flag18 = true;
}
}
if (!flag18 && Head)
{
var rectangle = new Rectangle((int) projectile.position.X, (int) projectile.position.Y,
projectile.width, projectile.height);
var num186 = 1000;
var flag19 = true;
for (var num187 = 0; num187 < 255; num187++)
if (Main.player[num187].active)
{
var rectangle2 = new Rectangle((int) Main.player[num187].position.X - num186,
(int) Main.player[num187].position.Y - num186, num186 * 2, num186 * 2);
if (rectangle.Intersects(rectangle2))
{
flag19 = false;
break;
}
}
if (flag19) flag18 = true;
}
if (Directional)
{
if (projectile.velocity.X < 0f)
projectile.spriteDirection = 1;
else if (projectile.velocity.X > 0f) projectile.spriteDirection = -1;
}
var num188 = Speed;
var num189 = TurnSpeed;
var vector18 = new Vector2(projectile.position.X + projectile.width * 0.5f,
projectile.position.Y + projectile.height * 0.5f);
var num191 = target.position.X + target.width / 2f;
var num192 = target.position.Y + target.height / 2f;
num191 = (int) (num191 / 16f) * 16;
num192 = (int) (num192 / 16f) * 16;
vector18.X = (int) (vector18.X / 16f) * 16;
vector18.Y = (int) (vector18.Y / 16f) * 16;
num191 -= vector18.X;
num192 -= vector18.Y;
var num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
if (projectile.ai[1] > 0f && projectile.ai[1] < Main.projectile.Length)
{
try
{
vector18 = new Vector2(projectile.position.X + projectile.width * 0.5f,
projectile.position.Y + projectile.height * 0.5f);
num191 = Main.projectile[(int) projectile.ai[1]].position.X +
Main.projectile[(int) projectile.ai[1]].width / 2 -
vector18.X;
num192 = Main.projectile[(int) projectile.ai[1]].position.Y +
Main.projectile[(int) projectile.ai[1]].height / 2 -
vector18.Y;
}
catch
{
}
projectile.rotation = (float) Math.Atan2(num192, num191) + 1.57f;
num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
int num194 = projectile.width;
num193 = (num193 - num194) / num193;
num191 *= num193;
num192 *= num193;
projectile.velocity = Vector2.Zero;
projectile.position.X = projectile.position.X + num191;
projectile.position.Y = projectile.position.Y + num192;
if (Directional)
{
if (num191 < 0f) projectile.spriteDirection = 1;
if (num191 > 0f) projectile.spriteDirection = -1;
}
}
else
{
if (!flag18)
{
TargetClosest();
projectile.velocity.Y = projectile.velocity.Y + 0.11f;
if (projectile.velocity.Y > num188) projectile.velocity.Y = num188;
if (Math.Abs(projectile.velocity.X) + Math.Abs(projectile.velocity.Y) < num188 * 0.4)
{
if (projectile.velocity.X < 0f)
projectile.velocity.X = projectile.velocity.X - num189 * 1.1f;
else
projectile.velocity.X = projectile.velocity.X + num189 * 1.1f;
}
else if (projectile.velocity.Y == num188)
{
if (projectile.velocity.X < num191)
projectile.velocity.X = projectile.velocity.X + num189;
else if (projectile.velocity.X > num191) projectile.velocity.X = projectile.velocity.X - num189;
}
else if (projectile.velocity.Y > 4f)
{
if (projectile.velocity.X < 0f)
projectile.velocity.X = projectile.velocity.X + num189 * 0.9f;
else
projectile.velocity.X = projectile.velocity.X - num189 * 0.9f;
}
}
else
{
// if (!Flies && projectile.BehindTiles() && projectile.soundDelay == 0)
// if (Main.netMode != NetmodeID.MultiplayerClient)
// {
// projectile.soundDelay = 120;
// Main.PlaySound(undergroundSound, projectile.position);
// if (Main.netMode == NetmodeID.Server) SendSoundPacket();
// }
num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
var num196 = Math.Abs(num191);
var num197 = Math.Abs(num192);
var num198 = num188 / num193;
num191 *= num198;
num192 *= num198;
if (ShouldRun())
{
if (Main.netMode != 1 &&
projectile.position.Y / 16f > (Main.rockLayer + Main.maxTilesY) / 2.0)
{
projectile.active = false;
var num200 = (int) projectile.ai[0];
while (num200 > 0 && num200 < 200 && Main.projectile[num200].active &&
Main.projectile[num200].aiStyle == projectile.aiStyle)
{
var num201 = (int) Main.projectile[num200].ai[0];
Main.projectile[num200].active = false;
// projectile.life = 0;
if (Main.netMode == 2) NetMessage.SendData(23, -1, -1, null, num200);
num200 = num201;
}
if (Main.netMode == 2) NetMessage.SendData(23, -1, -1, null, projectile.whoAmI);
}
num191 = 0f;
num192 = num188;
}
var flag21 = false;
if (projectile.type == 87)
{
if ((projectile.velocity.X > 0f && num191 < 0f || projectile.velocity.X < 0f && num191 > 0f ||
projectile.velocity.Y > 0f && num192 < 0f || projectile.velocity.Y < 0f && num192 > 0f) &&
Math.Abs(projectile.velocity.X) + Math.Abs(projectile.velocity.Y) > num189 / 2f &&
num193 < 300f)
{
flag21 = true;
if (Math.Abs(projectile.velocity.X) + Math.Abs(projectile.velocity.Y) < num188)
projectile.velocity *= 1.1f;
}
if (projectile.position.Y > Main.npc[Target].position.Y ||
Main.npc[Target].position.Y / 16f > Main.worldSurface ||
!Main.npc[Target].active)
{
flag21 = true;
if (Math.Abs(projectile.velocity.X) < num188 / 2f)
{
if (projectile.velocity.X == 0f)
projectile.velocity.X = projectile.velocity.X - projectile.direction;
projectile.velocity.X = projectile.velocity.X * 1.1f;
}
else
{
if (projectile.velocity.Y > -num188)
projectile.velocity.Y = projectile.velocity.Y - num189;
}
}
}
if (!flag21)
{
if (projectile.velocity.X > 0f && num191 > 0f || projectile.velocity.X < 0f && num191 < 0f ||
projectile.velocity.Y > 0f && num192 > 0f || projectile.velocity.Y < 0f && num192 < 0f)
{
if (projectile.velocity.X < num191)
{
projectile.velocity.X = projectile.velocity.X + num189;
}
else
{
if (projectile.velocity.X > num191)
projectile.velocity.X = projectile.velocity.X - num189;
}
if (projectile.velocity.Y < num192)
{
projectile.velocity.Y = projectile.velocity.Y + num189;
}
else
{
if (projectile.velocity.Y > num192)
projectile.velocity.Y = projectile.velocity.Y - num189;
}
if (Math.Abs(num192) < num188 * 0.2 &&
(projectile.velocity.X > 0f && num191 < 0f ||
projectile.velocity.X < 0f && num191 > 0f))
{
if (projectile.velocity.Y > 0f)
projectile.velocity.Y = projectile.velocity.Y + num189 * 2f;
else
projectile.velocity.Y = projectile.velocity.Y - num189 * 2f;
}
if (Math.Abs(num191) < num188 * 0.2 &&
(projectile.velocity.Y > 0f && num192 < 0f ||
projectile.velocity.Y < 0f && num192 > 0f))
{
if (projectile.velocity.X > 0f)
projectile.velocity.X = projectile.velocity.X + num189 * 2f;
else
projectile.velocity.X = projectile.velocity.X - num189 * 2f;
}
}
else
{
if (num196 > num197)
{
if (projectile.velocity.X < num191)
projectile.velocity.X = projectile.velocity.X + num189 * 1.1f;
else if (projectile.velocity.X > num191)
projectile.velocity.X = projectile.velocity.X - num189 * 1.1f;
if (Math.Abs(projectile.velocity.X) + Math.Abs(projectile.velocity.Y) < num188 * 0.5)
{
if (projectile.velocity.Y > 0f)
projectile.velocity.Y = projectile.velocity.Y + num189;
else
projectile.velocity.Y = projectile.velocity.Y - num189;
}
}
else
{
if (projectile.velocity.Y < num192)
projectile.velocity.Y = projectile.velocity.Y + num189 * 1.1f;
else if (projectile.velocity.Y > num192)
projectile.velocity.Y = projectile.velocity.Y - num189 * 1.1f;
if (Math.Abs(projectile.velocity.X) + Math.Abs(projectile.velocity.Y) < num188 * 0.5)
{
if (projectile.velocity.X > 0f)
projectile.velocity.X = projectile.velocity.X + num189;
else
projectile.velocity.X = projectile.velocity.X - num189;
}
}
}
}
}
projectile.rotation = (float) Math.Atan2(projectile.velocity.Y, projectile.velocity.X) + 1.57f;
if (Head)
{
if (flag18)
{
if (projectile.localAI[0] != 1f) projectile.netUpdate = true;
projectile.localAI[0] = 1f;
}
else
{
if (projectile.localAI[0] != 0f) projectile.netUpdate = true;
projectile.localAI[0] = 0f;
}
if ((projectile.velocity.X > 0f && projectile.oldVelocity.X < 0f ||
projectile.velocity.X < 0f && projectile.oldVelocity.X > 0f ||
projectile.velocity.Y > 0f && projectile.oldVelocity.Y < 0f ||
projectile.velocity.Y < 0f && projectile.oldVelocity.Y > 0f) /* && !projectile.justHit*/)
{
projectile.netUpdate = true;
return;
}
}
}
CustomBehavior();
}
public virtual void InitWorm()
{
}
protected virtual void TargetClosest()
{
if (!Head) return;
Target = -1;
Player player13 = Main.player[projectile.owner];
float num1105 = 700f;
float num1106 = 1000f;
NPC ownerMinionAttackTargetNPC5 = projectile.OwnerMinionAttackTargetNPC;
if (ownerMinionAttackTargetNPC5 != null && ownerMinionAttackTargetNPC5.CanBeChasedBy(this))
{
float distance = projectile.Distance(ownerMinionAttackTargetNPC5.Center);
if (distance < num1105 * 2f)
{
Target = ownerMinionAttackTargetNPC5.whoAmI;
}
}
if (Target < 0)
{
for (int num1112 = 0; num1112 < 200; num1112++)
{
NPC nPC15 = Main.npc[num1112];
if (!nPC15.CanBeChasedBy(this) || !(player13.Distance(nPC15.Center) < num1106))
{
continue;
}
float num1113 = projectile.Distance(nPC15.Center);
if (num1113 < num1105)
{
Target = num1112;
}
}
}
}
public virtual bool ShouldRun()
{
return false;
}
public virtual void CustomBehavior()
{
}
protected void Draw(string texturePath, SpriteBatch spriteBatch, Color drawColor)
{
var frameSize = new Vector2(projectile.width, projectile.height);
var texture = mod.GetTexture(texturePath);
spriteBatch.Draw
(
texture,
new Vector2(
projectile.position.X - Main.screenPosition.X + frameSize.X / 2,
projectile.position.Y - Main.screenPosition.Y + frameSize.Y / 2
),
null,
drawColor,
projectile.rotation,
frameSize * 0.5f,
projectile.scale,
SpriteEffects.None,
0f
);
}
}
}