diff options
author | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2019-07-02 04:44:43 +0000 |
---|---|---|
committer | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2019-07-02 04:44:43 +0000 |
commit | ad5ffc75cdf78f6cf6160e4334d45be15dd48221 (patch) | |
tree | 7ca04b88be84c859c9d5f235758b69387929d667 /Build/source/libs/freetype2/freetype-src/src/base/ftstroke.c | |
parent | 5d1e6f4aeb765d13edda3c5c77f55614ff27c7fc (diff) |
freetype 2.10.1
git-svn-id: svn://tug.org/texlive/trunk@51529 c570f23f-e606-0410-a88d-b1316a301751
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.c | 56 |
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; } |