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* src/smooth/ftgrays.c (gray_render_conic): Refactor redundancy.

This commit is contained in:
Alexei Podtelezhnikov 2021-08-24 15:29:06 -04:00
parent 5031835790
commit f7f9cb0dde
1 changed files with 13 additions and 14 deletions
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27
src/smooth/ftgrays.c
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@ -1023,10 +1023,9 @@ typedef ptrdiff_t FT_PtrDist;
const FT_Vector* to )
{
FT_Vector p0, p1, p2;
TPos dx, dy;
TPos ax, ay, bx, by, dx, dy;
int shift;
FT_Int64 ax, ay, bx, by;
FT_Int64 rx, ry;
FT_Int64 qx, qy;
FT_Int64 px, py;
@ -1054,8 +1053,13 @@ typedef ptrdiff_t FT_PtrDist;
return;
}
dx = FT_ABS( p0.x + p2.x - 2 * p1.x );
dy = FT_ABS( p0.y + p2.y - 2 * p1.y );
bx = p1.x - p0.x;
by = p1.y - p0.y;
ax = p2.x - p1.x - bx; /* p0.x + p2.x - 2 * p1.x */
ay = p2.y - p1.y - by; /* p0.y + p2.y - 2 * p1.y */
dx = FT_ABS( ax );
dy = FT_ABS( ay );
if ( dx < dy )
dx = dy;
@ -1144,10 +1148,10 @@ typedef ptrdiff_t FT_PtrDist;
__m128i p;
u.i.ax = p0.x + p2.x - 2 * p1.x;
u.i.ay = p0.y + p2.y - 2 * p1.y;
u.i.bx = p1.x - p0.x;
u.i.by = p1.y - p0.y;
u.i.ax = ax;
u.i.ay = ay;
u.i.bx = bx;
u.i.by = by;
a = _mm_load_si128( &u.vec.a );
b = _mm_load_si128( &u.vec.b );
@ -1165,7 +1169,7 @@ typedef ptrdiff_t FT_PtrDist;
p = _mm_load_si128( &v.vec );
for ( count = ( 1U << shift ); count > 0; count-- )
for ( count = 1U << shift; count > 0; count-- )
{
p = _mm_add_epi64( p, q );
q = _mm_add_epi64( q, r );
@ -1179,11 +1183,6 @@ typedef ptrdiff_t FT_PtrDist;
}
#endif /* __SSE2__ */
ax = p0.x + p2.x - 2 * p1.x;
ay = p0.y + p2.y - 2 * p1.y;
bx = p1.x - p0.x;
by = p1.y - p0.y;
rx = LEFT_SHIFT( ax, 33 - 2 * shift );
ry = LEFT_SHIFT( ay, 33 - 2 * shift );