Around 16 o'clock on Apr 29, Carl Worth wrote:
> The specification also requires left to be less than right for each
> span, (which would eliminate the problematic intersection within a
> pixel, but might make it harder to use trapezoids for all triangles).
Yeah, that was before I changed the edges to arbitrary lines -- that's
required for postscript to avoid kinks along the edges of larger figures.So I am
thinking of:
> typedef struct {
> xPointFixed p1;
> xPointFixed p2;
> } xLineFixed;
>
> typedef struct {
> Fixed top;
> Fixed bottom;
> xLineFixed left;
> xLineFixed right;
> } xTrap;
That looks right.
Keith Packard XFree86 Core Team Compaq Cambridge Research Lab
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