C++ (Cpp) disableLCDProps示例

示例#1

static PassRefPtr<SkSurface> createSkSurface(GrContext* gr, const IntSize& size, int msaaSampleCount, OpacityMode opacityMode, bool* surfaceIsAccelerated)
{
    if (gr)
        gr->resetContext();

    SkAlphaType alphaType = (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
    SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), alphaType);
    SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry);
    RefPtr<SkSurface> surface;

    if (gr) {
        *surfaceIsAccelerated = true;
        surface = adoptRef(SkSurface::NewRenderTarget(gr, SkSurface::kNo_Budgeted, info, msaaSampleCount, Opaque == opacityMode ? 0 : &disableLCDProps));
    }

    if (!surface) {
        *surfaceIsAccelerated = false;
        surface = adoptRef(SkSurface::NewRaster(info, Opaque == opacityMode ? 0 : &disableLCDProps));
    }

    if (surface) {
        if (opacityMode == Opaque) {
            surface->getCanvas()->clear(SK_ColorBLACK);
        } else {
            surface->getCanvas()->clear(SK_ColorTRANSPARENT);
        }
    }
    return surface;
}

示例#2

文件： Canvas2DLayerBridge.cpp 项目： kjthegod/WebKit

static PassRefPtr<SkSurface> createSkSurface(GrContext* gr, const IntSize& size, int msaaSampleCount, OpacityMode opacityMode)
{
    if (!gr)
        return nullptr;
    gr->resetContext();
    SkImageInfo info = SkImageInfo::MakeN32Premul(size.width(), size.height());
    SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry);
    return adoptRef(SkSurface::NewRenderTarget(gr, info,  msaaSampleCount,
        Opaque == opacityMode ? 0 : &disableLCDProps));
}

示例#3

文件： UnacceleratedImageBufferSurface.cpp 项目： aobzhirov/ChromiumGStreamerBackend

UnacceleratedImageBufferSurface::UnacceleratedImageBufferSurface(const IntSize& size, OpacityMode opacityMode, ImageInitializationMode initializationMode)
    : ImageBufferSurface(size, opacityMode)
{
    SkAlphaType alphaType = (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
    SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), alphaType);
    SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry);
    m_surface = adoptRef(SkSurface::NewRaster(info, Opaque == opacityMode ? 0 : &disableLCDProps));

    if (initializationMode == InitializeImagePixels) {
        if (m_surface)
            clear();
    }
}

示例#4

文件： Canvas2DLayerBridge.cpp 项目： smishenk/chromium-crosswalk

static PassRefPtr<SkSurface> createSkSurface(GrContext* gr, const IntSize& size, int msaaSampleCount, OpacityMode opacityMode)
{
    if (!gr)
        return nullptr;
    gr->resetContext();
    SkImageInfo info = SkImageInfo::MakeN32Premul(size.width(), size.height());
    SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry);
    RefPtr<SkSurface> surface = adoptRef(SkSurface::NewRenderTarget(gr, SkSurface::kNo_Budgeted, info, msaaSampleCount,
        Opaque == opacityMode ? 0 : &disableLCDProps));
    if (surface) {
        if (opacityMode == Opaque) {
            surface->getCanvas()->clear(SK_ColorBLACK);
        } else {
            surface->getCanvas()->clear(SK_ColorTRANSPARENT);
        }
    }
    return surface;
}

示例#5

文件： AcceleratedImageBufferSurface.cpp 项目： dstockwell/blink

AcceleratedImageBufferSurface::AcceleratedImageBufferSurface(const IntSize& size, OpacityMode opacityMode)
    : ImageBufferSurface(size, opacityMode)
{
    m_contextProvider = adoptPtr(Platform::current()->createSharedOffscreenGraphicsContext3DProvider());
    if (!m_contextProvider)
        return;
    GrContext* grContext = m_contextProvider->grContext();
    if (!grContext)
        return;

    SkAlphaType alphaType = (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
    SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), alphaType);
    SkSurfaceProps disableLCDProps(0, kUnknown_SkPixelGeometry);
    m_surface = adoptPtr(SkSurface::NewRenderTarget(grContext, SkSurface::kYes_Budgeted, info, 0 /* sampleCount */,
        Opaque == opacityMode ? nullptr : &disableLCDProps));
    if (!m_surface.get())
        return;
    clear();
}