90 lines
2.2 KiB
C#
90 lines
2.2 KiB
C#
using System.Collections.Generic;
|
|
using System.IO;
|
|
using System.Linq;
|
|
|
|
using BizHawk.Common;
|
|
using BizHawk.Emulation.Common;
|
|
|
|
using BizHawk.Bizware.BizwareGL;
|
|
using BizHawk.Bizware.BizwareGL.Drivers.OpenTK;
|
|
|
|
namespace BizHawk.Client.Common
|
|
{
|
|
/// <summary>
|
|
/// This class manages OpenGL contexts, in an effort to minimize context changes.
|
|
/// </summary>
|
|
public class GLManager
|
|
{
|
|
public GLManager()
|
|
{
|
|
int zzz = 9;
|
|
}
|
|
|
|
public ContextRef CreateGLContext()
|
|
{
|
|
var ret = new ContextRef()
|
|
{
|
|
gl = new BizHawk.Bizware.BizwareGL.Drivers.OpenTK.IGL_TK()
|
|
};
|
|
return ret;
|
|
}
|
|
|
|
public ContextRef GetContextForGraphicsControl(GraphicsControl gc)
|
|
{
|
|
return new ContextRef()
|
|
{
|
|
gc = gc
|
|
};
|
|
}
|
|
|
|
/// <summary>
|
|
/// This might not be a GL implementation. If it isnt GL, then setting it as active context is just NOP
|
|
/// </summary>
|
|
public ContextRef GetContextForIGL(IGL gl)
|
|
{
|
|
return new ContextRef()
|
|
{
|
|
gl = gl
|
|
};
|
|
}
|
|
|
|
ContextRef ActiveContext;
|
|
|
|
public void Invalidate()
|
|
{
|
|
ActiveContext = null;
|
|
}
|
|
|
|
public void Activate(ContextRef cr)
|
|
{
|
|
if (cr == ActiveContext)
|
|
return;
|
|
ActiveContext = cr;
|
|
if (cr.gc != null)
|
|
{
|
|
//TODO - this is checking the current context inside to avoid an extra NOP context change. make this optional or remove it, since we're tracking it here
|
|
cr.gc.Begin();
|
|
}
|
|
if (cr.gl != null)
|
|
{
|
|
if(cr.gl is BizHawk.Bizware.BizwareGL.Drivers.OpenTK.IGL_TK)
|
|
((BizHawk.Bizware.BizwareGL.Drivers.OpenTK.IGL_TK)cr.gl).MakeDefaultCurrent();
|
|
}
|
|
}
|
|
|
|
public void Deactivate()
|
|
{
|
|
//this is here for future use and tracking purposes.. however.. instead of relying on this, we should just make sure we always activate what we need before we use it
|
|
}
|
|
|
|
// ret.RequestGLContext = () => new BizHawk.Bizware.BizwareGL.Drivers.OpenTK.IGL_TK();
|
|
//ret.ActivateGLContext = (gl) => ((BizHawk.Bizware.BizwareGL.Drivers.OpenTK.IGL_TK)gl).MakeDefaultCurrent();
|
|
//ret.DeactivateGLContext = () => GlobalWin.DisplayManager..
|
|
|
|
public class ContextRef
|
|
{
|
|
public IGL gl;
|
|
public GraphicsControl gc;
|
|
}
|
|
}
|
|
} |