From 785fe3df9d3c82df346034780156cb63bae43ff7 Mon Sep 17 00:00:00 2001
From: fgsfds <pvt.fgsfds@gmail.com>
Date: Tue, 6 Feb 2018 23:35:42 +0300
Subject: [PATCH] fixed texture trigger bug

---
 src/game/g_map.pas    | 7 +++++++
 src/game/g_netmsg.pas | 2 +-
 src/game/g_panel.pas  | 7 +++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/game/g_map.pas b/src/game/g_map.pas
index 1ddbffd..c4e818f 100644
--- a/src/game/g_map.pas
+++ b/src/game/g_map.pas
@@ -1338,6 +1338,7 @@ end;
 function CreateTrigger (amapIdx: Integer; Trigger: TDynRecord; atpanid, atrigpanid: Integer): Integer;
 var
   _trigger: TTrigger;
+  tp: TPanel;
 begin
   result := -1;
   if g_Game_IsClient and not (Trigger.TriggerType in [TRIGGER_SOUND, TRIGGER_MUSIC]) then Exit;
@@ -1356,6 +1357,12 @@ begin
     ActivateType := Trigger.ActivateType;
     Keys := Trigger.Keys;
     trigPanelGUID := atrigpanid;
+    // HACK: used in TPanel.CanChangeTexture. maybe there's a better way?
+    if TexturePanelGUID <> -1 then
+    begin
+      tp := g_Map_PanelByGUID(TexturePanelGUID);
+      if (tp <> nil) then tp.hasTexTrigger := True;
+    end;
   end;
 
   result := Integer(g_Triggers_Create(_trigger, Trigger));
diff --git a/src/game/g_netmsg.pas b/src/game/g_netmsg.pas
index 29e9223..ce4238a 100644
--- a/src/game/g_netmsg.pas
+++ b/src/game/g_netmsg.pas
@@ -644,7 +644,7 @@ procedure MH_SEND_Everything(CreatePlayers: Boolean = False; ID: Integer = NET_E
   begin
     result := false; // don't stop
     MH_SEND_PanelState(pan.guid, ID); // anyway, to sync mplats
-    if (pan.GetTextureCount > 1) then MH_SEND_PanelTexture(pan.guid, pan.LastAnimLoop, ID);
+    if (pan.CanChangeTexture) then MH_SEND_PanelTexture(pan.guid, pan.LastAnimLoop, ID);
   end;
 
 var
diff --git a/src/game/g_panel.pas b/src/game/g_panel.pas
index e88db6b..d0eb1ce 100644
--- a/src/game/g_panel.pas
+++ b/src/game/g_panel.pas
@@ -110,6 +110,7 @@ type
     tag:              Integer; // used in coldets and such; sorry; see g_map.GridTagXXX
     proxyId:          Integer; // proxy id in map grid (DO NOT USE!)
     mapId:            AnsiString; // taken directly from map file; dunno why it is here
+    hasTexTrigger:    Boolean; // HACK: true when there's a trigger than can change my texture
 
     constructor Create(PanelRec: TDynRecord;
                        AddTextures: TAddTextureArray;
@@ -125,6 +126,7 @@ type
     procedure   SetTexture(ID: Integer; AnimLoop: Byte = 0);
     function    GetTextureID(): Cardinal;
     function    GetTextureCount(): Integer;
+    function    CanChangeTexture(): Boolean;
 
     procedure   SaveState (st: TStream);
     procedure   LoadState (st: TStream);
@@ -259,6 +261,7 @@ begin
   Enabled := True;
   Door := False;
   LiftType := 0;
+  hasTexTrigger := False;
 
   case PanelType of
     PANEL_OPENDOOR: begin Enabled := False; Door := True; end;
@@ -1015,6 +1018,10 @@ begin
        Result := Result + 100;
 end;
 
+function TPanel.CanChangeTexture(): Boolean;
+begin
+  Result := (GetTextureCount() > 1) or hasTexTrigger;
+end;
 
 const
   PAN_SAVE_VERSION = 1;
-- 
2.29.2