1/*
2 * Copyright 2019 Google LLC
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "src/gpu/GrTransferFromRenderTask.h"
9
10#include "src/gpu/GrGpu.h"
11#include "src/gpu/GrOpFlushState.h"
12#include "src/gpu/GrResourceAllocator.h"
13
14void GrTransferFromRenderTask::gatherProxyIntervals(GrResourceAllocator* alloc) const {
15 // This renderTask doesn't have "normal" ops. In this case we still need to add an interval (so
16 // fEndOfOpsTaskOpIndices will remain in sync), so we create a fake op# to capture the fact that
17 // we read fSrcProxy.
18 alloc->addInterval(fSrcProxy.get(), alloc->curOp(), alloc->curOp(),
19 GrResourceAllocator::ActualUse::kYes);
20 alloc->incOps();
21}
22
23bool GrTransferFromRenderTask::onExecute(GrOpFlushState* flushState) {
24 if (!fSrcProxy->isInstantiated()) {
25 return false;
26 }
27 return flushState->gpu()->transferPixelsFrom(
28 fSrcProxy->peekSurface(), fSrcRect.fLeft, fSrcRect.fTop, fSrcRect.width(),
29 fSrcRect.height(), fSurfaceColorType, fDstColorType, fDstBuffer.get(), fDstOffset);
30}
31