private void HandleSetupImageTexture(uint texName, out Size size)
{
// create bitmap
Bitmap bitmap;
if (!bitmapFile.Equals(global::Android.Net.Uri.Empty))
{
var f = new Java.IO.File(bitmapFile.Path);
bitmap = BitmapFactory.DecodeFile(f.Path);
}
else
{
bitmap = BitmapFactory.DecodeResource(context.Resources, bitmapResource);
}
// set context image texture with bitmap
GLHelper.GetError();
GL.BindTexture(TextureTarget.Texture2D, ccContext.ImageTexName);
GLHelper.GetError();
GLUtils.TexImage2D(GLES30.GlTexture2d, 0, GLES30.GlRgba, bitmap, 0);
GLHelper.GetError();
GL.BindTexture(TextureTarget.Texture2D, 0);
GLHelper.GetError();
// Set size
size = new Size(bitmap.Width, bitmap.Height);
float radius = Math.Min(size.Width, size.Height) * 0.5f * 0.8f;
ccContext.CountLayerContext.SetROI(new Vector2(size.Width * 0.5f, size.Height * 0.5f), radius);
// Trigger center view
ccContext.CenterView(viewSize);
// recycle bitmap
bitmap.Recycle();
}