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Rewrite GlobalWin.GL init with local functions

This commit is contained in:
YoshiRulz 2020-11-27 01:43:43 +10:00 committed by James Groom
parent 3150cc4493
commit b26aa2e893
1 changed files with 50 additions and 50 deletions
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100
src/BizHawk.Client.EmuHawk/Program.cs
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@ -6,6 +6,7 @@ using System.Reflection;
using System.Runtime.InteropServices;
using System.Windows.Forms;
using BizHawk.Bizware.BizwareGL;
using BizHawk.Bizware.DirectX;
using Microsoft.VisualBasic.ApplicationServices;
@ -136,62 +137,61 @@ namespace BizHawk.Client.EmuHawk
StringLogUtil.DefaultToDisk = GlobalWin.Config.Movies.MoviesOnDisk;
IGL TryInitIGL(EDispMethod dispMethod)
{
IGL CheckRenderer(IGL gl)
{
try
{
using (gl.CreateRenderer()) return gl;
}
catch (Exception ex)
{
new ExceptionBox(new Exception("Initialization of Display Method failed; falling back to GDI+", ex)).ShowDialog();
return TryInitIGL(GlobalWin.Config.DispMethod = EDispMethod.GdiPlus);
}
}
switch (dispMethod)
{
case EDispMethod.SlimDX9:
if (OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows)
{
// possibly sharing config w/ Windows, assume the user wants the not-slow method (but don't change the config)
return TryInitIGL(EDispMethod.OpenGL);
}
IGL_SlimDX9 glSlimDX;
try
{
glSlimDX = new IGL_SlimDX9();
}
catch (Exception ex)
{
new ExceptionBox(new Exception("Initialization of Direct3d 9 Display Method failed; falling back to GDI+", ex)).ShowDialog();
return TryInitIGL(GlobalWin.Config.DispMethod = EDispMethod.GdiPlus);
}
return CheckRenderer(glSlimDX);
case EDispMethod.OpenGL:
var glOpenTK = new IGL_TK(2, 0, false);
if (glOpenTK.Version < 200)
{
// too old to use, GDI+ will be better
((IDisposable) glOpenTK).Dispose();
return TryInitIGL(GlobalWin.Config.DispMethod = EDispMethod.GdiPlus);
}
return CheckRenderer(glOpenTK);
default:
case EDispMethod.GdiPlus:
return new IGL_GdiPlus();
}
}
// super hacky! this needs to be done first. still not worth the trouble to make this system fully proper
if (Array.Exists(args, arg => arg.StartsWith("--gdi", StringComparison.InvariantCultureIgnoreCase)))
{
GlobalWin.Config.DispMethod = EDispMethod.GdiPlus;
}
REDO_DISPMETHOD:
if (GlobalWin.Config.DispMethod == EDispMethod.GdiPlus)
{
GlobalWin.GL = new IGL_GdiPlus();
}
else if (OSTailoredCode.CurrentOS == OSTailoredCode.DistinctOS.Windows && GlobalWin.Config.DispMethod == EDispMethod.SlimDX9)
{
try
{
GlobalWin.GL = new IGL_SlimDX9();
}
catch(Exception ex)
{
new ExceptionBox(new Exception("Initialization of Direct3d 9 Display Method failed; falling back to GDI+", ex)).ShowDialog();
// fallback
GlobalWin.Config.DispMethod = EDispMethod.GdiPlus;
goto REDO_DISPMETHOD;
}
}
else
{
var glOpenTK = new IGL_TK(2, 0, false);
// check the opengl version and don't even try to boot this crap up if its too old
if (glOpenTK.Version < 200)
{
((IDisposable) glOpenTK).Dispose();
// fallback
GlobalWin.Config.DispMethod = EDispMethod.GdiPlus;
goto REDO_DISPMETHOD;
}
GlobalWin.GL = glOpenTK;
}
// try creating a GUI Renderer. If that doesn't succeed. we fallback
try
{
using (GlobalWin.GL.CreateRenderer()) { }
}
catch(Exception ex)
{
new ExceptionBox(new Exception("Initialization of Display Method failed; falling back to GDI+", ex)).ShowDialog();
//fallback
GlobalWin.Config.DispMethod = EDispMethod.GdiPlus;
goto REDO_DISPMETHOD;
}
GlobalWin.GL = TryInitIGL(GlobalWin.Config.DispMethod);
if (!OSTC.IsUnixHost)
{