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/ganesh/GrTransferFromRenderTask.h"
9
10 #include "src/gpu/ganesh/GrGpu.h"
11 #include "src/gpu/ganesh/GrOpFlushState.h"
12 #include "src/gpu/ganesh/GrResourceAllocator.h"
13
gatherProxyIntervals(GrResourceAllocator * alloc) const14 void 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 GrResourceAllocator::AllowRecycling::kYes);
21 alloc->incOps();
22 }
23
onExecute(GrOpFlushState * flushState)24 bool GrTransferFromRenderTask::onExecute(GrOpFlushState* flushState) {
25 if (!fSrcProxy->isInstantiated()) {
26 return false;
27 }
28 return flushState->gpu()->transferPixelsFrom(fSrcProxy->peekSurface(),
29 fSrcRect,
30 fSurfaceColorType,
31 fDstColorType,
32 fDstBuffer,
33 fDstOffset);
34 }
35