Searched refs:discriminant (Results 1 - 3 of 3) sorted by relevance

/external/skia/src/core/
H A DSkMatrix.cpp1765 double discriminant = sqrt(diff*diff + 4.0*Sb*Sb); local
1768 w1 = 0.5*(trace + discriminant);
1769 w2 = 0.5*(trace - discriminant);
1771 w1 = 0.5*(trace - discriminant);
1772 w2 = 0.5*(trace + discriminant);
/external/freetype/src/truetype/
H A Dttinterp.c6468 FT_F26Dot6 discriminant, dotproduct; local
6510 discriminant = FT_MulDiv( dax, -dby, 0x40 ) +
6515 /* The discriminant above is actually a cross product of vectors */
6520 /* discriminant = |da||db|sin(angle) . */
6523 if ( 19 * FT_ABS( discriminant ) > FT_ABS( dotproduct ) )
6527 R.x = FT_MulDiv( val, dax, discriminant );
6528 R.y = FT_MulDiv( val, day, discriminant );
/external/pdfium/third_party/freetype/src/truetype/
H A Dttinterp.c6911 FT_F26Dot6 discriminant, dotproduct; local
6953 discriminant = FT_MulDiv( dax, -dby, 0x40 ) +
6958 /* The discriminant above is actually a cross product of vectors */
6963 /* discriminant = |da||db|sin(angle) . */
6966 if ( 19 * FT_ABS( discriminant ) > FT_ABS( dotproduct ) )
6970 R.x = FT_MulDiv( val, dax, discriminant );
6971 R.y = FT_MulDiv( val, day, discriminant );

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