scale
Scales the canvas coordinate system horizontally and vertically.
Declaration
void scale(
unrestricted float sx,
unrestricted float sy
);Parameters
- sx:
The horizontal scalar.
- sy:
The vertical scalar.
Discussion
Drawing operations can be scaled up or down by setting the scale. All drawing operation x and y coordinates, widths and heights are multiplied by the scalars. The scalars must be nonzero, but may be negative (which reverses the sign of subsequent x and y coordinates.