change tooBitForLCD to compare against linear size of the text, not the area

BUG=skia:
R=bungeman@google.com, alokp@google.com

Author: reed@google.com

Review URL: https://codereview.chromium.org/200643003

git-svn-id: http://skia.googlecode.com/svn/trunk@13817 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
commit-bot@chromium.org 2014-03-14 22:59:05 +00:00
parent e01cdb3a20
commit e78f7cfced

View File

@ -1552,10 +1552,10 @@ static SkColor computeLuminanceColor(const SkPaint& paint) {
#endif
static bool tooBigForLCD(const SkScalerContext::Rec& rec) {
SkScalar area = SkScalarMul(rec.fPost2x2[0][0], rec.fPost2x2[1][1]) -
SkScalarMul(rec.fPost2x2[1][0], rec.fPost2x2[0][1]);
SkScalar size = SkScalarMul(area, rec.fTextSize);
return SkScalarAbs(size) > SkIntToScalar(SK_MAX_SIZE_FOR_LCDTEXT);
SkScalar area = rec.fPost2x2[0][0] * rec.fPost2x2[1][1] -
rec.fPost2x2[1][0] * rec.fPost2x2[0][1];
SkScalar size = SkScalarSqrt(SkScalarAbs(area)) * rec.fTextSize;
return size > SkIntToScalar(SK_MAX_SIZE_FOR_LCDTEXT);
}
/*