ImageData:getPixel

Gets the pixel at the specified position.

Valid x and y values start at 0 and go up to image width and height minus 1.

Function

Synopsis 

r, g, b, a = ImageData:getPixel( x, y )

Arguments

number x
The position of the pixel on the x-axis.
number y
The position of the pixel on the y-axis.

Returns

number r
The red component (0-255).
number g
The green component (0-255).
number b
The blue component (0-255).
number a
The alpha component (0-255).

See Also