C++ (Cpp) NewGpuSurface Examples

Example #1

File: DMGpuGMTask.cpp Project: RobinWuDev/Qt

void GpuGMTask::draw(GrContextFactory* grFactory) {
    SkImageInfo info = SkImageInfo::Make(SkScalarCeilToInt(fGM->width()),
                                         SkScalarCeilToInt(fGM->height()),
                                         kN32_SkColorType,
                                         kPremul_SkAlphaType);
    SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, fGpuAPI, info,
                                                  fSampleCount));
    if (!surface) {
        if (!gAlreadyWarned[fContextType][fGpuAPI]) {
            SkDebugf("FYI: couldn't create GPU context, type %d API %d.  Will skip.\n",
                     fContextType, fGpuAPI);
            gAlreadyWarned[fContextType][fGpuAPI] = true;
        }
        return;
    }
    SkCanvas* canvas = surface->getCanvas();
    CanvasPreflight(canvas);

    canvas->concat(fGM->getInitialTransform());
    fGM->draw(canvas);
    canvas->flush();
#if GR_CACHE_STATS && SK_SUPPORT_GPU
    if (FLAGS_veryVerbose) {
        grFactory->get(fContextType)->printCacheStats();
    }
#endif

    SkBitmap bitmap;
    bitmap.setInfo(info);
    canvas->readPixels(&bitmap, 0, 0);

    this->spawnChild(SkNEW_ARGS(WriteTask, (*this, "GM", bitmap)));
}

Example #2

File: DMBenchTask.cpp Project: venkatarajasekhar/Qt

void GpuBenchTask::draw(GrContextFactory* grFactory) {
    SkImageInfo info = SkImageInfo::Make(fBench->getSize().x(),
                                         fBench->getSize().y(),
                                         kN32_SkColorType,
                                         kPremul_SkAlphaType);
    SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, info, fSampleCount));

    fBench->preDraw();
    fBench->draw(1, surface->getCanvas());
}

Example #3

File: DMGpuGMTask.cpp Project: rgraebert/skia

void GpuGMTask::draw(GrContextFactory* grFactory) {
    SkImageInfo info = SkImageInfo::Make(SkScalarCeilToInt(fGM->width()),
                                         SkScalarCeilToInt(fGM->height()),
                                         kPMColor_SkColorType,
                                         kPremul_SkAlphaType);
    SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, info, fSampleCount));
    SkCanvas* canvas = surface->getCanvas();

    canvas->concat(fGM->getInitialTransform());
    fGM->draw(canvas);
    canvas->flush();

    SkBitmap bitmap;
    bitmap.setConfig(info);
    canvas->readPixels(&bitmap, 0, 0);

    this->spawnChild(SkNEW_ARGS(ExpectationsTask, (*this, fExpectations, bitmap)));
    this->spawnChild(SkNEW_ARGS(WriteTask, (*this, bitmap)));
}