From 0800cc4e916c9b7c92f48cd9793ec0bcb5843579 Mon Sep 17 00:00:00 2001
From: goat <16760685+goaaats@users.noreply.github.com>
Date: Wed, 29 Apr 2020 18:56:21 +0200
Subject: [PATCH] feat: add draw distance to actor view

---
 Dalamud/Game/ClientState/Actors/Types/Actor.cs | 10 ++++++++++
 Dalamud/Game/ClientState/Structs/Actor.cs      |  4 ++--
 Dalamud/Interface/DalamudDataWindow.cs         | 11 +++++++++--
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/Dalamud/Game/ClientState/Actors/Types/Actor.cs b/Dalamud/Game/ClientState/Actors/Types/Actor.cs
index 275a5cd39..2289a8b30 100644
--- a/Dalamud/Game/ClientState/Actors/Types/Actor.cs
+++ b/Dalamud/Game/ClientState/Actors/Types/Actor.cs
@@ -49,5 +49,15 @@ namespace Dalamud.Game.ClientState.Actors.Types {
         ///     possible values.
         /// </summary>
         public ObjectKind ObjectKind => this.actorStruct.ObjectKind;
+
+        /// <summary>
+        /// The X distance from the local player in yalms.
+        /// </summary>
+        public byte YalmDistanceX => this.actorStruct.YalmDistanceFromPlayerX;
+
+        /// <summary>
+        /// The Y distance from the local player in yalms.
+        /// </summary>
+        public byte YalmDistanceY => this.actorStruct.YalmDistanceFromPlayerY;
     }
 }
diff --git a/Dalamud/Game/ClientState/Structs/Actor.cs b/Dalamud/Game/ClientState/Structs/Actor.cs
index 68090891b..934ba630f 100644
--- a/Dalamud/Game/ClientState/Structs/Actor.cs
+++ b/Dalamud/Game/ClientState/Structs/Actor.cs
@@ -20,9 +20,9 @@ namespace Dalamud.Game.ClientState.Structs
         [FieldOffset(140)] public ObjectKind ObjectKind;
         [FieldOffset(141)] public byte SubKind;
         [FieldOffset(142)] public bool IsFriendly;
-        [FieldOffset(144)] public byte YalmDistanceFromPlayer1; // Demo says one of these is x distance
+        [FieldOffset(144)] public byte YalmDistanceFromPlayerX; // Demo says one of these is x distance
         [FieldOffset(145)] public byte PlayerTargetStatus; // This is some kind of enum
-        [FieldOffset(146)] public byte YalmDistanceFromPlayer2; // and the other is z distance
+        [FieldOffset(146)] public byte YalmDistanceFromPlayerY; // and the other is z distance
         [FieldOffset(160)] public Position3 Position;
         [FieldOffset(0x17F8)] public int TargetActorId;
         // This field can't be correctly aligned, so we have to cut it manually.
diff --git a/Dalamud/Interface/DalamudDataWindow.cs b/Dalamud/Interface/DalamudDataWindow.cs
index d55476f2b..59284f113 100644
--- a/Dalamud/Interface/DalamudDataWindow.cs
+++ b/Dalamud/Interface/DalamudDataWindow.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Linq;
 using System.Numerics;
 using Dalamud.Game.Chat;
@@ -18,6 +19,7 @@ namespace Dalamud.Interface
         private int currentKind;
 
         private bool drawActors = false;
+        private float maxActorDrawDistance = 20;
 
         public DalamudDataWindow(Dalamud dalamud) {
             this.dalamud = dalamud;
@@ -87,6 +89,7 @@ namespace Dalamud.Interface
                             stateString += $"TerritoryType: {this.dalamud.ClientState.TerritoryType}\n\n";
 
                             ImGui.Checkbox("Draw actors on screen", ref this.drawActors);
+                            ImGui.SliderFloat("Draw Distance", ref this.maxActorDrawDistance, 2f, 40f);
 
                             for (var i = 0; i < this.dalamud.ClientState.Actors.Length; i++) {
                                 var actor = this.dalamud.ClientState.Actors[i];
@@ -95,7 +98,7 @@ namespace Dalamud.Interface
                                     continue;
 
                                 stateString +=
-                                    $"{actor.Address.ToInt64():X}:{actor.ActorId:X}[{i}] - {actor.ObjectKind} - {actor.Name} - {actor.Position.X} {actor.Position.Y} {actor.Position.Z}\n";
+                                    $"{actor.Address.ToInt64():X}:{actor.ActorId:X}[{i}] - {actor.ObjectKind} - {actor.Name} - X{actor.Position.X} Y{actor.Position.Y} Z{actor.Position.Z} D{actor.YalmDistanceX}\n";
 
                                 if (actor is Npc npc)
                                     stateString += $"       DataId: {npc.DataId}  NameId:{npc.NameId}\n";
@@ -111,7 +114,11 @@ namespace Dalamud.Interface
                                 if (this.drawActors && this.dalamud.Framework.Gui.WorldToScreen(actor.Position, out var screenCoords)) {
                                     ImGui.PushID("ActorWindow" + i);
                                     ImGui.SetNextWindowPos(new Vector2(screenCoords.X, screenCoords.Y));
-                                    ImGui.SetNextWindowBgAlpha(0.35f);
+
+                                    if (actor.YalmDistanceX > this.maxActorDrawDistance)
+                                        continue;
+
+                                    ImGui.SetNextWindowBgAlpha(Math.Max(1f - (actor.YalmDistanceX / this.maxActorDrawDistance), 0.2f));
                                     if (ImGui.Begin("Actor" + i,
                                                     ImGuiWindowFlags.NoDecoration | ImGuiWindowFlags.AlwaysAutoResize |
                                                     ImGuiWindowFlags.NoSavedSettings | ImGuiWindowFlags.NoMove | ImGuiWindowFlags.NoMouseInputs |