Alain <kua### [at] videotron ca> wrote:
> The formulas are prety simple:
>
> pretrace_end 1/image_width // stop at 1 pixel block
> pretrace_start 64/image_width // start with 64 pixels blocks
Why 64? Why not 32 or 128? My formula takes the size of the image into
account.
> image_hight is unimportant and must be ignored. The size of the pretrace
> tiles is strictly a fraction of the horizontal image of your image.
No, it goes by whichever is the larger dimension. Try it.
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