public override void DrawRect(CoreGraphics.CGRect dirtyRect)
{
base.DrawRect(dirtyRect);
if (grContext != null)
{
var sampleCount = grContext.GetRecommendedSampleCount(GRPixelConfig.Rgba8888, 96.0f);
var desc = new GRBackendRenderTargetDesc
{
Width = (int)Bounds.Width,
Height = (int)Bounds.Height,
Config = GRPixelConfig.Rgba8888,
Origin = GRSurfaceOrigin.TopLeft,
SampleCount = sampleCount,
StencilBits = 0,
RenderTargetHandle = IntPtr.Zero,
};
using (var surface = SKSurface.Create(grContext, desc))
{
var skcanvas = surface.Canvas;
sample.Method(skcanvas, (int)Bounds.Width, (int)Bounds.Height);
skcanvas.Flush();
}
GL.Flush();
}
}