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| author | Dominik Röttsches <drott@chromium.org> | 2022-07-05 14:51:48 +0300 |
|---|---|---|
| committer | Werner Lemberg <wl@gnu.org> | 2022-07-09 05:44:58 +0200 |
| commit | d134b9e37b5296db826fdc8a67e03811ef274f2d (patch) | |
| tree | faed110ee56d66e4f431dd7b0d7e5b2dadc25925 | |
| parent | 8ec531c26cb14d494eb4b399a46de3fccd08f944 (diff) | |
| download | freetype2-d134b9e37b5296db826fdc8a67e03811ef274f2d.tar.gz | |
[sfnt] Support for 'COLR' v1 variable translate.
* src/sfnt/ttcolr.c (FT_PaintFormat_Internal): New enumeration value
`FT_COLR_PAINTFORMAT_INTERNAL_VAR_TRANSLATE`.
(read_paint): Handle new enumeration value.
| -rw-r--r-- | src/sfnt/ttcolr.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/src/sfnt/ttcolr.c b/src/sfnt/ttcolr.c index 8633ba7d1..d548cf4cb 100644 --- a/src/sfnt/ttcolr.c +++ b/src/sfnt/ttcolr.c @@ -70,6 +70,7 @@ FT_COLR_PAINTFORMAT_INTERNAL_VAR_RADIAL_GRADIENT = 7, FT_COLR_PAINTFORMAT_INTERNAL_VAR_SWEEP_GRADIENT = 9, FT_COLR_PAINTFORMAT_INTERNAL_VAR_TRANSFORM = 13, + FT_COLR_PAINTFORMAT_INTERNAL_VAR_TRANSLATE = 15, FT_COLR_PAINTFORMAT_INTERNAL_SCALE_CENTER = 18, FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM = 20, FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM_CENTER = 22, @@ -900,7 +901,9 @@ return 1; } - else if ( apaint->format == FT_COLR_PAINTFORMAT_TRANSLATE ) + else if ( apaint->format == FT_COLR_PAINTFORMAT_TRANSLATE || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_VAR_TRANSLATE ) { apaint->u.translate.paint.p = child_table_p; apaint->u.translate.paint.insert_root_transform = 0; @@ -908,6 +911,24 @@ apaint->u.translate.dx = INT_TO_FIXED( FT_NEXT_SHORT( p ) ); apaint->u.translate.dy = INT_TO_FIXED( FT_NEXT_SHORT( p ) ); +#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT + if ( (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_VAR_TRANSLATE && + VARIABLE_COLRV1_ENABLED ) + { + var_index_base = FT_NEXT_ULONG( p ); + + if ( !get_deltas_for_var_index_base( face, colr, var_index_base, 2, + item_deltas ) ) + return 0; + + apaint->u.translate.dx += INT_TO_FIXED( item_deltas[0] ); + apaint->u.translate.dy += INT_TO_FIXED( item_deltas[1] ); + } +#endif + + apaint->format = FT_COLR_PAINTFORMAT_TRANSLATE; + return 1; } |