artfloat x_min, x_max;
int ix_min, ix_max;
artfloat delta; /* delta should be int too? */
- int last, this;
+ int last, xthis;
int xdelta;
artfloat rslope, drslope;
int start;
ix_max = x1;
for (; x < ix_max; x++)
{
- this = (seg->dir ? 16711680.0 : -16711680.0) * rslope *
+ xthis = (seg->dir ? 16711680.0 : -16711680.0) * rslope *
(x + 0.5 - x_min);
- xdelta = this - last;
- last = this;
+ xdelta = xthis - last;
+ last = xthis;
ADD_STEP(x, xdelta)
}
if (x < x1)
{
- this =
+ xthis =
delta * (1 - 0.5 *
(x_max - ix_max) * (x_max - ix_max) *
rslope);
- xdelta = this - last;
- last = this;
+ xdelta = xthis - last;
+ last = xthis;
ADD_STEP(x, xdelta)