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[freetype2] master f7f9cb0: * src/smooth/ftgrays.c (gray_render_conic):
From: |
Werner Lemberg |
Subject: |
[freetype2] master f7f9cb0: * src/smooth/ftgrays.c (gray_render_conic): Refactor redundancy. |
Date: |
Tue, 24 Aug 2021 15:33:00 -0400 (EDT) |
branch: master
commit f7f9cb0dde4a09bcac365313721b87bcd64dd49b
Author: Alexei Podtelezhnikov <apodtele@gmail.com>
Commit: Alexei Podtelezhnikov <apodtele@gmail.com>
* src/smooth/ftgrays.c (gray_render_conic): Refactor redundancy.
---
src/smooth/ftgrays.c | 27 +++++++++++++--------------
1 file changed, 13 insertions(+), 14 deletions(-)
diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c
index 3179602..8988e79 100644
--- a/src/smooth/ftgrays.c
+++ b/src/smooth/ftgrays.c
@@ -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 );
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