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fix: wait for font rebuild when initially setting up ImGui

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This is to work around changed behaviour with ImGui >1.78 wherein a race condition during font rebuild together with plugin loads would cause the remote CLR thread to end
This commit is contained in:
goat 2021-01-22 19:25:22 +01:00
parent 2c66ecc84e
commit d949734fe9
2 changed files with 83 additions and 67 deletions
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13
Dalamud/Interface/InterfaceManager.cs
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@ -4,6 +4,7 @@ using System.IO;
using System.Numerics;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using Dalamud.Game;
using Dalamud.Game.Internal.DXGI;
using Dalamud.Hooking;
@ -42,6 +43,8 @@ namespace Dalamud.Interface
[UnmanagedFunctionPointer(CallingConvention.ThisCall)]
private delegate IntPtr SetCursorDelegate(IntPtr hCursor);
private ManualResetEvent fontBuildSignal;
private ISwapChainAddressResolver Address { get; }
private Dalamud dalamud;
@ -68,6 +71,8 @@ namespace Dalamud.Interface
{
this.dalamud = dalamud;
this.fontBuildSignal = new ManualResetEvent(false);
try {
var sigResolver = new SwapChainSigResolver();
sigResolver.Setup(scanner);
@ -272,6 +277,8 @@ namespace Dalamud.Interface
private unsafe void SetupFonts()
{
this.fontBuildSignal.Reset();
ImGui.GetIO().Fonts.Clear();
ImFontConfigPtr fontConfig = ImGuiNative.ImFontConfig_ImFontConfig();
@ -317,12 +324,18 @@ namespace Dalamud.Interface
Log.Verbose("[FONT] Fonts built!");
this.fontBuildSignal.Set();
fontConfig.Destroy();
japaneseRangeHandle.Free();
gameRangeHandle.Free();
iconRangeHandle.Free();
}
public void WaitForFontRebuild() {
this.fontBuildSignal.WaitOne();
}
// This is intended to only be called as a handler attached to scene.OnNewRenderFrame
private void RebuildFontsInternal()
{