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Use out own opengl interface wrapper

pull/7565/head
Max Katz 4 years ago
parent
4756a0a769
commit
138d65556b
3 changed files with 48 additions and 39 deletions
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  1. 5
      src/iOS/Avalonia.iOS/EaglLayerSurface.cs
  2. 3
      src/iOS/Avalonia.iOS/Extensions.cs
  3. 79
      src/iOS/Avalonia.iOS/LayerFbo.cs

5
src/iOS/Avalonia.iOS/EaglLayerSurface.cs
View File

@ -4,7 +4,6 @@ using System.Threading;
using Avalonia.OpenGL;
using Avalonia.OpenGL.Surfaces;
using CoreAnimation;
using OpenTK.Graphics.ES30;
namespace Avalonia.iOS
{
@ -35,7 +34,7 @@ namespace Avalonia.iOS
public void Dispose()
{
GL.Finish();
_ctx.GlInterface.Finish();
_fbo.Present();
_restoreContext.Dispose();
}
@ -85,7 +84,7 @@ namespace Avalonia.iOS
var ctx = Platform.GlFeature.Context;
using (ctx.MakeCurrent())
{
var fbo = new SizeSynchronizedLayerFbo(ctx.Context, _layer);
var fbo = new SizeSynchronizedLayerFbo(ctx.Context, ctx.GlInterface, _layer);
if (!fbo.Sync())
throw new InvalidOperationException("Unable to create render target");
return new RenderTarget(ctx, fbo);

3
src/iOS/Avalonia.iOS/Extensions.cs
View File

@ -1,6 +1,7 @@
using System;
using Avalonia.Media;
using CoreGraphics;
using ObjCRuntime;
using UIKit;
namespace Avalonia.iOS
@ -20,4 +21,4 @@ namespace Avalonia.iOS
ColorComponent(color.B),
ColorComponent(color.A));
}
}
}

79
src/iOS/Avalonia.iOS/LayerFbo.cs
View File

@ -1,64 +1,72 @@
using System;
using Avalonia.OpenGL;
using CoreAnimation;
using ObjCRuntime;
using OpenGLES;
using OpenTK.Graphics.ES20;
namespace Avalonia.iOS
{
public class LayerFbo
{
private readonly EAGLContext _context;
private readonly GlInterface _gl;
private readonly CAEAGLLayer _layer;
private int _framebuffer;
private int _renderbuffer;
private int _depthBuffer;
private int[] _framebuffer;
private int[] _renderbuffer;
private int[] _depthBuffer;
private bool _disposed;
private LayerFbo(EAGLContext context, CAEAGLLayer layer, in int framebuffer, in int renderbuffer, in int depthBuffer)
private LayerFbo(EAGLContext context, GlInterface gl, CAEAGLLayer layer, int[] framebuffer, int[] renderbuffer, int[] depthBuffer)
{
_context = context;
_gl = gl;
_layer = layer;
_framebuffer = framebuffer;
_renderbuffer = renderbuffer;
_depthBuffer = depthBuffer;
}
public static LayerFbo TryCreate(EAGLContext context, CAEAGLLayer layer)
public static LayerFbo TryCreate(EAGLContext context, GlInterface gl, CAEAGLLayer layer)
{
if (context != EAGLContext.CurrentContext)
return null;
GL.GenFramebuffers(1, out int fb);
GL.GenRenderbuffers(1, out int rb);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, fb);
GL.BindRenderbuffer(RenderbufferTarget.Renderbuffer, rb);
context.RenderBufferStorage((uint) All.Renderbuffer, layer);
var fb = new int[2];
var rb = new int[2];
var db = new int[2];
GL.FramebufferRenderbuffer(FramebufferTarget.Framebuffer, FramebufferSlot.ColorAttachment0, RenderbufferTarget.Renderbuffer, rb);
gl.GenRenderbuffers(1, rb);
gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, rb[0]);
context.RenderBufferStorage(GlConsts.GL_RENDERBUFFER, layer);
gl.GenFramebuffers(1, fb);
gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, fb[0]);
gl.FramebufferRenderbuffer(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_COLOR_ATTACHMENT0, GlConsts.GL_RENDERBUFFER, rb[0]);
int w;
int h;
GL.GetRenderbufferParameter(RenderbufferTarget.Renderbuffer, RenderbufferParameterName.RenderbufferWidth, out w);
GL.GetRenderbufferParameter(RenderbufferTarget.Renderbuffer, RenderbufferParameterName.RenderbufferHeight, out h);
int[] w = new int[1];
int[] h = new int[1];
gl.GetRenderbufferParameteriv(GlConsts.GL_RENDERBUFFER, GlConsts.GL_RENDERBUFFER_WIDTH, w);
gl.GetRenderbufferParameteriv(GlConsts.GL_RENDERBUFFER, GlConsts.GL_RENDERBUFFER_HEIGHT, h);
GL.GenRenderbuffers(1, out int depthBuffer);
gl.GenRenderbuffers(1, db);
//GL.BindRenderbuffer(RenderbufferTarget.Renderbuffer, depthBuffer);
//GL.RenderbufferStorage(RenderbufferTarget.Renderbuffer, RenderbufferInternalFormat.DepthComponent16, w, h);
GL.FramebufferRenderbuffer(FramebufferTarget.Framebuffer, FramebufferSlot.DepthAttachment, RenderbufferTarget.Renderbuffer, depthBuffer);
gl.FramebufferRenderbuffer(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_DEPTH_ATTACHMENT, GlConsts.GL_RENDERBUFFER, db[0]);
var frameBufferError = GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer);
if(frameBufferError != FramebufferErrorCode.FramebufferComplete)
var frameBufferError = gl.CheckFramebufferStatus(GlConsts.GL_FRAMEBUFFER);
if(frameBufferError != GlConsts.GL_FRAMEBUFFER_COMPLETE)
{
GL.DeleteFramebuffers(1, ref fb);
GL.DeleteRenderbuffers(1, ref depthBuffer);
GL.DeleteRenderbuffers(1, ref rb);
gl.DeleteFramebuffers(1, fb);
gl.DeleteRenderbuffers(1, db);
gl.DeleteRenderbuffers(1, rb);
return null;
}
return new LayerFbo(context, layer, fb, rb, depthBuffer)
return new LayerFbo(context, gl, layer, fb, rb, db)
{
Width = w,
Height = h
Width = w[0],
Height = h[0]
};
}
@ -67,13 +75,13 @@ namespace Avalonia.iOS
public void Bind()
{
GL.BindFramebuffer(FramebufferTarget.Framebuffer, _framebuffer);
_gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, _framebuffer[0]);
}
public void Present()
{
Bind();
var success = _context.PresentRenderBuffer((uint) All.Renderbuffer);
var success = _context.PresentRenderBuffer(GlConsts.GL_RENDERBUFFER);
}
public void Dispose()
@ -81,9 +89,9 @@ namespace Avalonia.iOS
if(_disposed)
return;
_disposed = true;
GL.DeleteFramebuffers(1, ref _framebuffer);
GL.DeleteRenderbuffers(1, ref _depthBuffer);
GL.DeleteRenderbuffers(1, ref _renderbuffer);
_gl.DeleteFramebuffers(1, _framebuffer);
_gl.DeleteRenderbuffers(1, _depthBuffer);
_gl.DeleteRenderbuffers(1, _renderbuffer);
if (_context != EAGLContext.CurrentContext)
throw new InvalidOperationException("Associated EAGLContext is not current");
}
@ -92,15 +100,16 @@ namespace Avalonia.iOS
class SizeSynchronizedLayerFbo : IDisposable
{
private readonly EAGLContext _context;
private readonly GlInterface _gl;
private readonly CAEAGLLayer _layer;
private LayerFbo _fbo;
private nfloat _oldLayerWidth, _oldLayerHeight, _oldLayerScale;
public SizeSynchronizedLayerFbo(EAGLContext context, CAEAGLLayer layer)
public SizeSynchronizedLayerFbo(EAGLContext context, GlInterface gl, CAEAGLLayer layer)
{
_context = context;
_gl = gl;
_layer = layer;
}
public bool Sync()
@ -112,7 +121,7 @@ namespace Avalonia.iOS
return true;
_fbo?.Dispose();
_fbo = null;
_fbo = LayerFbo.TryCreate(_context, _layer);
_fbo = LayerFbo.TryCreate(_context, _gl, _layer);
_oldLayerWidth = _layer.Bounds.Width;
_oldLayerHeight = _layer.Bounds.Height;
_oldLayerScale = _layer.ContentsScale;
@ -140,4 +149,4 @@ namespace Avalonia.iOS
public int Height => _fbo?.Height ?? 0;
public double Scaling => _oldLayerScale;
}
}
}

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