void-packages/srcpkgs/thunderbird/patches/skia-sucks2.patch
Đoàn Trần Công Danh 4f75cf25fd srcpkgs/t*: convert patches to -Np1
```sh
git grep -l '^patch_args=-Np0' "srcpkgs/$1*/template" |
while read template; do
	for p in ${template%/template}/patches/*; do
		sed -i '
			\,^[+-][+-][+-] /dev/null,b
			/^[*-]\+ [0-9]\+\(,[0-9]\+\)\? [*-]\+$/b
			s,^[*][*][*] ,&a/,
			/^--- /{
				s,\(^--- \)\(./\)*,\1a/,
				s,[.-][Oo][Rr][Ii][Gg]\([	/]\),\1,
				s/[.-][Oo][Rr][Ii][Gg]$//
				s/[.]patched[.]\([^.]\)/.\1/
				h
			}
			/^+++ -/{
				g
				s/^--- a/+++ b/
				b
			}
			s,\(^+++ \)\(./\)*,\1b/,
		' "$p"
	done
	sed -i '/^patch_args=/d' $template
done
```
2021-06-20 13:17:29 +07:00

44 lines
2.3 KiB
Diff

# HG changeset patch
# Parent aecb4600e5da17443b224c79eee178c1d8e155e3
For FF68, AntiAliasing of XULTexts seem to be broken on big endian (s390x). Text and icons of the sandwich-menu to the
right of the address bar, as well as plugin-windows appears transparant, which usually means unreadable (white on white).
diff -r aecb4600e5da gfx/skia/skia/include/private/SkNx.h
--- a/gfx/skia/skia/include/private/SkNx.h Tue Aug 20 09:46:55 2019 +0200
+++ b/gfx/skia/skia/include/private/SkNx.h Mon Sep 09 10:04:06 2019 +0200
@@ -238,7 +238,18 @@
AI SkNx operator*(const SkNx& y) const { return fVal * y.fVal; }
AI SkNx operator/(const SkNx& y) const { return fVal / y.fVal; }
+ // On Big endian the commented out variant doesn't work,
+ // and honestly, I have no idea why it exists in the first place.
+ // The reason its broken is, I think, that it defaults to the double-variant of ToBits()
+ // which gets a 64-bit integer, and FromBits returns 32-bit,
+ // cutting off the wrong half again.
+ // Overall, I see no reason to have ToBits and FromBits at all (even for floats/doubles).
+ // Still we are only "fixing" this for big endian and leave little endian alone (never touch a running system)
+#ifdef SK_CPU_BENDIAN
+ AI SkNx operator&(const SkNx& y) const { return fVal & y.fVal; }
+#else
AI SkNx operator&(const SkNx& y) const { return FromBits(ToBits(fVal) & ToBits(y.fVal)); }
+#endif
AI SkNx operator|(const SkNx& y) const { return FromBits(ToBits(fVal) | ToBits(y.fVal)); }
AI SkNx operator^(const SkNx& y) const { return FromBits(ToBits(fVal) ^ ToBits(y.fVal)); }
diff -r aecb4600e5da gfx/skia/skia/src/opts/SkBlitMask_opts.h
--- a/gfx/skia/skia/src/opts/SkBlitMask_opts.h Tue Aug 20 09:46:55 2019 +0200
+++ b/gfx/skia/skia/src/opts/SkBlitMask_opts.h Mon Sep 09 10:04:06 2019 +0200
@@ -203,7 +203,13 @@
// ~~~>
// a = 1*aa + d(1-1*aa) = aa + d(1-aa)
// c = 0*aa + d(1-1*aa) = d(1-aa)
+
+ // For big endian we have to swap the alpha-mask from 0,0,0,255 to 255,0,0,0
+#ifdef SK_CPU_BENDIAN
+ return Sk4px(Sk16b(aa) & Sk16b(255,0,0,0, 255,0,0,0, 255,0,0,0, 255,0,0,0))
+#else
return Sk4px(Sk16b(aa) & Sk16b(0,0,0,255, 0,0,0,255, 0,0,0,255, 0,0,0,255))
+#endif
+ d.approxMulDiv255(aa.inv());
};
while (h --> 0) {