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Bug 1408481 - pass AA via GlyphOptions to WR PushGlyphs. r=gankro

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MozReview-Commit-ID: LVieyPaaouc
This commit is contained in:
Lee Salzman 2017-10-19 22:54:28 -04:00
parent b4603106d0
commit 6235863fa6
6 changed files with 27 additions and 6 deletions
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6
gfx/layers/wr/WebRenderBridgeChild.cpp
View File

@ -271,7 +271,8 @@ WriteFontFileData(const uint8_t* aData, uint32_t aLength, uint32_t aIndex,
void
WebRenderBridgeChild::PushGlyphs(wr::DisplayListBuilder& aBuilder, const nsTArray<wr::GlyphInstance>& aGlyphs,
gfx::ScaledFont* aFont, const wr::ColorF& aColor, const StackingContextHelper& aSc,
const wr::LayerRect& aBounds, const wr::LayerRect& aClip, bool aBackfaceVisible)
const wr::LayerRect& aBounds, const wr::LayerRect& aClip, bool aBackfaceVisible,
const wr::GlyphOptions* aGlyphOptions)
{
MOZ_ASSERT(aFont);
MOZ_ASSERT(!aGlyphs.IsEmpty());
@ -284,7 +285,8 @@ WebRenderBridgeChild::PushGlyphs(wr::DisplayListBuilder& aBuilder, const nsTArra
aBackfaceVisible,
aColor,
key,
Range<const wr::GlyphInstance>(aGlyphs.Elements(), aGlyphs.Length()));
Range<const wr::GlyphInstance>(aGlyphs.Elements(), aGlyphs.Length()),
aGlyphOptions);
}
wr::FontInstanceKey

3
gfx/layers/wr/WebRenderBridgeChild.h
View File

@ -132,7 +132,8 @@ public:
gfx::ScaledFont* aFont, const wr::ColorF& aColor,
const StackingContextHelper& aSc,
const wr::LayerRect& aBounds, const wr::LayerRect& aClip,
bool aBackfaceVisible);
bool aBackfaceVisible,
const wr::GlyphOptions* aGlyphOptions = nullptr);
wr::FontInstanceKey GetFontKeyForScaledFont(gfx::ScaledFont* aScaledFont);

13
gfx/webrender_bindings/WebRenderTypes.h
View File

@ -197,6 +197,19 @@ inline ImageRendering ToImageRendering(gfx::SamplingFilter aFilter)
: ImageRendering::Auto;
}
static inline FontRenderMode ToFontRenderMode(gfx::AntialiasMode aMode, bool aPermitSubpixelAA = true)
{
switch (aMode) {
case gfx::AntialiasMode::NONE:
return FontRenderMode::Mono;
case gfx::AntialiasMode::GRAY:
return FontRenderMode::Alpha;
case gfx::AntialiasMode::SUBPIXEL:
default:
return aPermitSubpixelAA ? FontRenderMode::Subpixel : FontRenderMode::Alpha;
}
}
static inline MixBlendMode ToMixBlendMode(gfx::CompositionOp compositionOp)
{
switch (compositionOp)

8
layout/generic/TextDrawTarget.h
View File

@ -55,6 +55,7 @@ public:
nsRect& aBounds)
: mBuilder(aBuilder), mSc(aSc), mManager(aManager)
{
SetPermitSubpixelAA(!aItem->IsSubpixelAADisabled());
// Compute clip/bounds
auto appUnitsPerDevPixel = aItem->Frame()->PresContext()->AppUnitsPerDevPixel();
@ -100,7 +101,7 @@ public:
const DrawOptions& aOptions,
const GlyphRenderingOptions* aRenderingOptions) override
{
// FIXME(?): Deal with AA on the DrawOptions, and the GlyphRenderingOptions
// FIXME(?): Deal with GlyphRenderingOptions
// Make sure we're only given boring color patterns
MOZ_RELEASE_ASSERT(aOptions.mCompositionOp == CompositionOp::OP_OVER);
@ -128,9 +129,12 @@ public:
LayoutDevicePoint::FromUnknownPoint(sourceGlyph.mPosition));
}
wr::GlyphOptions glyphOptions;
glyphOptions.render_mode = wr::ToFontRenderMode(aOptions.mAntialiasMode, GetPermitSubpixelAA());
mManager->WrBridge()->PushGlyphs(mBuilder, glyphs, aFont,
color, mSc, mBoundsRect, mClipRect,
mBackfaceVisible);
mBackfaceVisible, &glyphOptions);
}
void

1
layout/generic/nsTextFrame.cpp
View File

@ -5138,7 +5138,6 @@ nsDisplayText::CreateWebRenderCommands(mozilla::wr::DisplayListBuilder& aBuilder
RefPtr<TextDrawTarget> textDrawer = new TextDrawTarget(aBuilder, aSc, aManager, this, mBounds);
RefPtr<gfxContext> captureCtx = gfxContext::CreateOrNull(textDrawer);
// TODO: Paint() checks mDisableSubpixelAA, we should too.
RenderToContext(captureCtx, aDisplayListBuilder, true);
return !textDrawer->HasUnsupportedFeatures();

2
layout/painting/nsDisplayList.h
View File

@ -2281,6 +2281,8 @@ public:
mDisableSubpixelAA = true;
}
bool IsSubpixelAADisabled() const { return mDisableSubpixelAA; }
/**
* Check if we can add async animations to the layer for this display item.
*/