class Iup::ImageRGB

Image made from RGB values.

Example

image_data_24 = [
  r1,g1,b1,r2,g2,b2, ... r20,g20,b20, # 3x20 triples of RGB values
  ... # 20 rows
]
Iup::ImageRGB.new(20, 20, image_data_24)

Public Class Methods

new (width, height, pixels) { |self| ... }

Source

# File lib/wrapped/image.rb, line 147
def initialize(width, height, pixels)
  @handle = IupLib.IupImageRGB(width, height, IupLib.pointer_from_chars(pixels))

  # run any provided block on instance, to set up further attributes
  yield self if block_given?
end

Constructor creates an image from raw pixels. If a block is given, the new instance is yielded to it.

width - width of image in pixels
height - height of image in pixels
pixels - an array of pixel values, using 3 values per pixel.