public void BindColor(long Key, int Attachment)
{
if (Texture.TryGetImage(Key, out ImageHandler Tex))
{
EnsureFrameBuffer();
Attach(ref ColorAttachments[Attachment], Tex.Handle, FramebufferAttachment.ColorAttachment0 + Attachment);
}
else
{
UnbindColor(Attachment);
}
}
public void Reinterpret(long Key, GalImage NewImage)
{
if (!Texture.TryGetImage(Key, out GalImage OldImage))
{
return;
}
if (NewImage.Format == OldImage.Format &&
NewImage.Width == OldImage.Width &&
NewImage.Height == OldImage.Height)
{
return;
}
if (CopyPBO == 0)
{
CopyPBO = GL.GenBuffer();
}
GL.BindBuffer(BufferTarget.PixelPackBuffer, CopyPBO);
//The buffer should be large enough to hold the largest texture.
int BufferSize = Math.Max(ImageUtils.GetSize(OldImage),
ImageUtils.GetSize(NewImage));
GL.BufferData(BufferTarget.PixelPackBuffer, BufferSize, IntPtr.Zero, BufferUsageHint.StreamCopy);
if (!Texture.TryGetImageHandler(Key, out ImageHandler CachedImage))
{
throw new InvalidOperationException();
}
(_, PixelFormat Format, PixelType Type) = OGLEnumConverter.GetImageFormat(CachedImage.Format);
GL.BindTexture(TextureTarget.Texture2D, CachedImage.Handle);
GL.GetTexImage(TextureTarget.Texture2D, 0, Format, Type, IntPtr.Zero);
GL.BindBuffer(BufferTarget.PixelPackBuffer, 0);
GL.BindBuffer(BufferTarget.PixelUnpackBuffer, CopyPBO);
GL.PixelStore(PixelStoreParameter.UnpackRowLength, OldImage.Width);
Texture.Create(Key, ImageUtils.GetSize(NewImage), NewImage);
GL.PixelStore(PixelStoreParameter.UnpackRowLength, 0);
GL.BindBuffer(BufferTarget.PixelUnpackBuffer, 0);
}
public void Reinterpret(long Key, GalImage NewImage)
{
if (!Texture.TryGetImage(Key, out GalImage OldImage))
{
return;
}
if (NewImage.Format == OldImage.Format)
{
return;
}
if (CopyPBO == 0)
{
CopyPBO = GL.GenBuffer();
}
GL.BindBuffer(BufferTarget.PixelPackBuffer, CopyPBO);
GL.BufferData(BufferTarget.PixelPackBuffer, Math.Max(ImageUtils.GetSize(OldImage), ImageUtils.GetSize(NewImage)), IntPtr.Zero, BufferUsageHint.StreamCopy);
if (!Texture.TryGetImageHandler(Key, out ImageHandler CachedImage))
{
throw new InvalidOperationException();
}
(_, PixelFormat Format, PixelType Type) = OGLEnumConverter.GetImageFormat(CachedImage.Format);
GL.BindTexture(TextureTarget.Texture2D, CachedImage.Handle);
GL.GetTexImage(TextureTarget.Texture2D, 0, Format, Type, IntPtr.Zero);
GL.BindBuffer(BufferTarget.PixelPackBuffer, 0);
GL.BindBuffer(BufferTarget.PixelUnpackBuffer, CopyPBO);
Texture.Create(Key, ImageUtils.GetSize(NewImage), NewImage);
GL.BindBuffer(BufferTarget.PixelUnpackBuffer, 0);
}
