/*

 * Copyright 2019 Google LLC

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#include "src/gpu/GrWaitRenderTask.h"

#include "src/gpu/GrGpu.h"

#include "src/gpu/GrOpFlushState.h"

#include "src/gpu/GrResourceAllocator.h"

void GrWaitRenderTask::gatherProxyIntervals(GrResourceAllocator* alloc) const {

    // This renderTask doesn't have "normal" ops. In this case we still need to add an interval (so

    // fEndOfOpsTaskOpIndices will remain in sync), so we create a fake op# to capture the fact that

    // we manipulate our target's proxy.

    SkASSERT(0 == this->numTargets());

    auto fakeOp = alloc->curOp();

    alloc->addInterval(fWaitedOn.proxy(), fakeOp, fakeOp,

                       GrResourceAllocator::ActualUse::kYes);

    alloc->incOps();

}

Unexecuted instantiation: GrWaitRenderTask::gatherProxyIntervals(GrResourceAllocator*) const

Unexecuted instantiation: GrWaitRenderTask::gatherProxyIntervals(GrResourceAllocator*) const

bool GrWaitRenderTask::onExecute(GrOpFlushState* flushState) {

    for (int i = 0; i < fNumSemaphores; ++i) {

        // If we don't have a semaphore here it means we failed to wrap it. That happens if the

        // client didn't give us a valid semaphore to begin with. Therefore, it is fine to not wait

        // on it.

        if (fSemaphores[i]) {

            flushState->gpu()->waitSemaphore(fSemaphores[i].get());

        }

    }

    return true;

}