A sub-rectangle of a source image, as [offsetX, offsetY, scaleX, scaleY] in normalized [0,1] coordinates. [0, 0, 1, 1] is the whole image.
[offsetX, offsetY, scaleX, scaleY]
[0,1]
[0, 0, 1, 1]
A sub-rectangle of a source image, as
[offsetX, offsetY, scaleX, scaleY]in normalized[0,1]coordinates.[0, 0, 1, 1]is the whole image.