module ChunkyPNG::Canvas::Resampling

def resample_nearest_neighbor!(new_width, new_height)

Returns:

(ChunkyPNG::Canvas) - A new canvas instance with the resampled pixels.

Parameters:

new_height (Integer) -- The height of the resampled canvas.
new_width (Integer) -- The width of the resampled canvas.

def resample_nearest_neighbor!(new_width, new_height)
  steps_x = steps(width, new_width)
  steps_y = steps(height, new_height)
  pixels = Array(size=new_width*new_height)
  i = 0
  for y in steps_y
    for x in steps_x
      pixels[i] = get_pixel(x, y)
      i += 1
    end
  end
  
  replace_canvas!(new_width.to_i, new_height.to_i, pixels)
end

Instance Methods