code: def resize(self, shape):
          
          # Check
          if not (isinstance(shape, tuple) and len(shape) == 2):
              raise ValueError('RenderBuffer shape must be a 2-element tuple')
          # Resize our buffers
          for buf in (self.color_buffer, self.depth_buffer, self.stencil_buffer):
              if buf is None:
                  continue
              shape_ = shape
              if isinstance(buf, Texture2D):
                  shape_ = shape + (self.color_buffer.shape[-1], )
              buf.resize(shape_, buf.format)
docs: Resize all attached buffers with the given shape
  
          Parameters
          ----------
          shape : tuple of two integers
              New buffer shape (h, w), to be applied to all currently
              attached buffers. For buffers that are a texture, the number
              of color channels is preserved.