Esempio n. 1
0
void SkConservativeClip::opIRect(const SkIRect& devRect, SkRegion::Op op) {
    if (SkRegion::kIntersect_Op == op) {
        if (!fBounds.intersect(devRect)) {
            fBounds.setEmpty();
        }
        return;
    }

    // This may still create a complex region (which we would then take the bounds
    // Perhaps we should inline the op-logic directly to never create the rgn...
    SkRegion result;
    result.op(SkRegion(fBounds), SkRegion(devRect), op);
    fBounds = result.getBounds();
    this->applyClipRestriction(op, &fBounds);
}
Esempio n. 2
0
bool Sk2DPathEffect::filterPath(SkPath* dst, const SkPath& src, SkStrokeRec*) {
    if (!fMatrixIsInvertible) {
        return false;
    }

    SkPath  tmp;
    SkIRect ir;

    src.transform(fInverse, &tmp);
    tmp.getBounds().round(&ir);
    if (!ir.isEmpty()) {
        this->begin(ir, dst);

        SkRegion rgn;
        rgn.setPath(tmp, SkRegion(ir));
        SkRegion::Iterator iter(rgn);
        for (; !iter.done(); iter.next()) {
            const SkIRect& rect = iter.rect();
            for (int y = rect.fTop; y < rect.fBottom; ++y) {
                this->nextSpan(rect.fLeft, y, rect.width(), dst);
            }
        }

        this->end(dst);
    }
    return true;
}
static SkRegion make_region() {
    SkIRect iRegion = SkIRect::MakeXYWH(R(static_cast<float>(kBitmapSize)),
                                        R(static_cast<float>(kBitmapSize)),
                                        R(static_cast<float>(kBitmapSize)),
                                        R(static_cast<float>(kBitmapSize)));
    return SkRegion(iRegion);
}
Esempio n. 4
0
static SkRegion make_region() {
    int32_t x, y, w, h;
    fuzz->nextRange(&x, 0, kBitmapSize-1);
    fuzz->nextRange(&y, 0, kBitmapSize-1);
    fuzz->nextRange(&w, 0, kBitmapSize-1);
    fuzz->nextRange(&h, 0, kBitmapSize-1);
    SkIRect iRegion = SkIRect::MakeXYWH(x,y,w,h);
    return SkRegion(iRegion);
}
void forceLinking() {
    SkLightingImageFilter::CreateDistantLitDiffuse(SkPoint3(0,0,0), 0, 0, 0);
    SkMagnifierImageFilter mag(SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1);
    GrConfigConversionEffect::Create(NULL,
                                     false,
                                     GrConfigConversionEffect::kNone_PMConversion,
                                     SkMatrix::I());
    SkScalar matrix[20];
    SkColorMatrixFilter cmf(matrix);
    SkBitmapAlphaThresholdShader::Create(SkBitmap(), SkRegion(), 0x80);
}
Esempio n. 6
0
    AAClipRegionBench(void* param) : INHERITED(param) {
        SkPath path;
        // test conversion of a complex clip to a aaclip
        path.addCircle(0, 0, SkIntToScalar(200));
        path.addCircle(0, 0, SkIntToScalar(180));
        // evenodd means we've constructed basically a stroked circle
        path.setFillType(SkPath::kEvenOdd_FillType);

        SkIRect bounds;
        path.getBounds().roundOut(&bounds);
        fRegion.setPath(path, SkRegion(bounds));
    }
Esempio n. 7
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void forceLinking() {
    SkLightingImageFilter::CreateDistantLitDiffuse(SkPoint3(0,0,0), 0, 0, 0);
    SkAlphaThresholdFilter::Create(SkRegion(), .5f, .5f);
    SkAutoTUnref<SkImageFilter> mag(SkMagnifierImageFilter::Create(
        SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1));
    GrConfigConversionEffect::Create(NULL,
                                     false,
                                     GrConfigConversionEffect::kNone_PMConversion,
                                     SkMatrix::I());
    SkScalar matrix[20];
    SkAutoTUnref<SkColorMatrixFilter> cmf(SkColorMatrixFilter::Create(matrix));
}
Esempio n. 8
0
static void setRgnToPath(SkRegion* rgn, const SkPath& path) {
    SkIRect ir;
    path.getBounds().round(&ir);
    rgn->setPath(path, SkRegion(ir));
}
Esempio n. 9
0
void TileGrid::drawGL(const IntRect& visibleContentArea, float opacity,
                      const TransformationMatrix* transform,
                      const Color* background)
{
    m_area = computeTilesArea(visibleContentArea, m_scale);
    if (m_area.width() == 0 || m_area.height() == 0)
        return;

    float invScale = 1.0 / m_scale;
    const float tileWidth = TilesManager::tileWidth() * invScale;
    const float tileHeight = TilesManager::tileHeight() * invScale;

    int drawn = 0;

    SkRegion missingRegion;
    bool semiOpaqueBaseSurface =
        background ? (background->hasAlpha() && background->alpha() > 0) : false;
    if (semiOpaqueBaseSurface) {
        SkIRect totalArea = SkIRect::MakeXYWH(m_area.x(), m_area.y(),
                                              m_area.width(), m_area.height());
        missingRegion = SkRegion(totalArea);
    }

    bool usePointSampling =
        TilesManager::instance()->shader()->usePointSampling(m_scale, transform);

    float minTileX =  visibleContentArea.x() / tileWidth;
    float minTileY =  visibleContentArea.y() / tileWidth;
    float maxTileWidth = visibleContentArea.maxX() / tileWidth;
    float maxTileHeight = visibleContentArea.maxY() / tileWidth;
    ALOGV("minTileX, minTileY, maxTileWidth, maxTileHeight %f, %f, %f %f",
          minTileX, minTileY, maxTileWidth, maxTileHeight);
    for (unsigned int i = 0; i < m_tiles.size(); i++) {
        Tile* tile = m_tiles[i];

        bool tileInView = tile->isTileVisible(m_area);
        if (tileInView) {
            SkRect rect;
            rect.fLeft = tile->x() * tileWidth;
            rect.fTop = tile->y() * tileHeight;
            rect.fRight = rect.fLeft + tileWidth;
            rect.fBottom = rect.fTop + tileHeight;
            ALOGV("tile %p (layer tile: %d) %d,%d at scale %.2f vs %.2f [ready: %d] dirty: %d",
                  tile, tile->isLayerTile(), tile->x(), tile->y(),
                  tile->scale(), m_scale, tile->isTileReady(), tile->isDirty());

            bool forceBaseBlending = background ? background->hasAlpha() : false;

            float left = std::max(minTileX - tile->x(), 0.0f);
            float top = std::max(minTileY - tile->y(), 0.0f);
            float right = std::min(maxTileWidth - tile->x(), 1.0f);
            float bottom = std::min(maxTileHeight - tile->y(), 1.0f);
            if (left > 1.0f || top > 1.0f || right < 0.0f || bottom < 0.0f) {
                ALOGE("Unexpected portion:left, top, right, bottom %f %f %f %f",
                      left, top, right, bottom);
                left = 0.0f;
                top = 0.0f;
                right = 1.0f;
                bottom = 1.0f;
            }
            FloatRect fillPortion(left, top, right - left, bottom - top);

            bool success = tile->drawGL(opacity, rect, m_scale, transform,
                                        forceBaseBlending, usePointSampling, fillPortion);
            if (semiOpaqueBaseSurface && success) {
                // Cut the successful drawn tile area from the missing region.
                missingRegion.op(SkIRect::MakeXYWH(tile->x(), tile->y(), 1, 1),
                                 SkRegion::kDifference_Op);
            }
            if (tile->frontTexture())
                drawn++;
        }

        // log tile information for base, high res tiles
        if (m_isBaseSurface && background)
            TilesManager::instance()->getProfiler()->nextTile(tile, invScale, tileInView);
    }

    // Draw missing Regions with blend turned on
    if (semiOpaqueBaseSurface)
        drawMissingRegion(missingRegion, opacity, background);

    ALOGV("TG %p drew %d tiles, scale %f",
          this, drawn, m_scale);
}