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Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c')
-rw-r--r--Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c56
1 files changed, 31 insertions, 25 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c b/Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c
index 826062c94ec..1b2c0f657ca 100644
--- a/Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c
+++ b/Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c
@@ -86,16 +86,18 @@
base[4].x = base[2].x;
- b = base[1].x;
- a = base[3].x = ( base[2].x + b ) / 2;
- b = base[1].x = ( base[0].x + b ) / 2;
- base[2].x = ( a + b ) / 2;
+ a = base[0].x + base[1].x;
+ b = base[1].x + base[2].x;
+ base[3].x = b >> 1;
+ base[2].x = ( a + b ) >> 2;
+ base[1].x = a >> 1;
base[4].y = base[2].y;
- b = base[1].y;
- a = base[3].y = ( base[2].y + b ) / 2;
- b = base[1].y = ( base[0].y + b ) / 2;
- base[2].y = ( a + b ) / 2;
+ a = base[0].y + base[1].y;
+ b = base[1].y + base[2].y;
+ base[3].y = b >> 1;
+ base[2].y = ( a + b ) >> 2;
+ base[1].y = a >> 1;
}
@@ -153,28 +155,32 @@
static void
ft_cubic_split( FT_Vector* base )
{
- FT_Pos a, b, c, d;
+ FT_Pos a, b, c;
base[6].x = base[3].x;
- c = base[1].x;
- d = base[2].x;
- base[1].x = a = ( base[0].x + c ) / 2;
- base[5].x = b = ( base[3].x + d ) / 2;
- c = ( c + d ) / 2;
- base[2].x = a = ( a + c ) / 2;
- base[4].x = b = ( b + c ) / 2;
- base[3].x = ( a + b ) / 2;
+ a = base[0].x + base[1].x;
+ b = base[1].x + base[2].x;
+ c = base[2].x + base[3].x;
+ base[5].x = c >> 1;
+ c += b;
+ base[4].x = c >> 2;
+ base[1].x = a >> 1;
+ a += b;
+ base[2].x = a >> 2;
+ base[3].x = ( a + c ) >> 3;
base[6].y = base[3].y;
- c = base[1].y;
- d = base[2].y;
- base[1].y = a = ( base[0].y + c ) / 2;
- base[5].y = b = ( base[3].y + d ) / 2;
- c = ( c + d ) / 2;
- base[2].y = a = ( a + c ) / 2;
- base[4].y = b = ( b + c ) / 2;
- base[3].y = ( a + b ) / 2;
+ a = base[0].y + base[1].y;
+ b = base[1].y + base[2].y;
+ c = base[2].y + base[3].y;
+ base[5].y = c >> 1;
+ c += b;
+ base[4].y = c >> 2;
+ base[1].y = a >> 1;
+ a += b;
+ base[2].y = a >> 2;
+ base[3].y = ( a + c ) >> 3;
}