/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "GrTextureOpList.h"
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#include "GrAuditTrail.h"
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#include "GrContext.h"
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#include "GrContextPriv.h"
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#include "GrGpu.h"
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#include "GrMemoryPool.h"
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#include "GrResourceAllocator.h"
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#include "GrTextureProxy.h"
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#include "SkStringUtils.h"
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#include "ops/GrCopySurfaceOp.h"
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////////////////////////////////////////////////////////////////////////////////
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GrTextureOpList::GrTextureOpList(GrResourceProvider* resourceProvider,
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sk_sp<GrOpMemoryPool> opMemoryPool,
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GrTextureProxy* proxy,
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GrAuditTrail* auditTrail)
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: INHERITED(resourceProvider, std::move(opMemoryPool), proxy, auditTrail) {
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SkASSERT(fOpMemoryPool);
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SkASSERT(!proxy->readOnly());
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}
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void GrTextureOpList::deleteOp(int index) {
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SkASSERT(index >= 0 && index < fRecordedOps.count());
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fOpMemoryPool->release(std::move(fRecordedOps[index]));
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}
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void GrTextureOpList::deleteOps() {
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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if (fRecordedOps[i]) {
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fOpMemoryPool->release(std::move(fRecordedOps[i]));
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}
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}
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fRecordedOps.reset();
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fOpMemoryPool = nullptr;
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}
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GrTextureOpList::~GrTextureOpList() {
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this->deleteOps();
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}
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////////////////////////////////////////////////////////////////////////////////
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#ifdef SK_DEBUG
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void GrTextureOpList::dump(bool printDependencies) const {
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INHERITED::dump(printDependencies);
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SkDebugf("ops (%d):\n", fRecordedOps.count());
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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if (!fRecordedOps[i]) {
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SkDebugf("%d: <failed instantiation>\n", i);
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} else {
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SkDebugf("*******************************\n");
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SkDebugf("%d: %s\n", i, fRecordedOps[i]->name());
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SkString str = fRecordedOps[i]->dumpInfo();
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SkDebugf("%s\n", str.c_str());
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const SkRect& clippedBounds = fRecordedOps[i]->bounds();
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SkDebugf("ClippedBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n",
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clippedBounds.fLeft, clippedBounds.fTop, clippedBounds.fRight,
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clippedBounds.fBottom);
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}
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}
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}
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#endif
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void GrTextureOpList::onPrepare(GrOpFlushState* flushState) {
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SkASSERT(fTarget.get()->peekTexture());
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SkASSERT(this->isClosed());
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// Loop over the ops that haven't yet generated their geometry
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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if (fRecordedOps[i]) {
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SkASSERT(fRecordedOps[i]->isChainHead());
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GrOpFlushState::OpArgs opArgs = {
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fRecordedOps[i].get(),
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nullptr,
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nullptr,
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GrXferProcessor::DstProxy()
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};
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flushState->setOpArgs(&opArgs);
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fRecordedOps[i]->prepare(flushState);
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flushState->setOpArgs(nullptr);
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}
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}
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}
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bool GrTextureOpList::onExecute(GrOpFlushState* flushState) {
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if (0 == fRecordedOps.count()) {
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return false;
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}
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SkASSERT(fTarget.get()->peekTexture());
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GrGpuTextureCommandBuffer* commandBuffer(
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flushState->gpu()->getCommandBuffer(fTarget.get()->peekTexture(),
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fTarget.get()->origin()));
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flushState->setCommandBuffer(commandBuffer);
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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if (!fRecordedOps[i]) {
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continue;
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}
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SkASSERT(fRecordedOps[i]->isChainHead());
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GrOpFlushState::OpArgs opArgs = {
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fRecordedOps[i].get(),
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nullptr,
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nullptr,
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GrXferProcessor::DstProxy()
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};
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flushState->setOpArgs(&opArgs);
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fRecordedOps[i]->execute(flushState, fRecordedOps[i].get()->bounds());
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flushState->setOpArgs(nullptr);
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}
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flushState->gpu()->submit(commandBuffer);
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flushState->setCommandBuffer(nullptr);
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return true;
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}
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void GrTextureOpList::endFlush() {
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this->deleteOps();
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INHERITED::endFlush();
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}
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////////////////////////////////////////////////////////////////////////////////
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// This closely parallels GrRenderTargetOpList::copySurface but renderTargetOpList
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// stores extra data with the op
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bool GrTextureOpList::copySurface(GrContext* context,
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GrSurfaceProxy* dst,
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GrSurfaceProxy* src,
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const SkIRect& srcRect,
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const SkIPoint& dstPoint) {
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SkASSERT(dst == fTarget.get());
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std::unique_ptr<GrOp> op = GrCopySurfaceOp::Make(context, dst, src, srcRect, dstPoint);
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if (!op) {
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return false;
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}
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const GrCaps* caps = context->contextPriv().caps();
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auto addDependency = [ caps, this ] (GrSurfaceProxy* p) {
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this->addDependency(p, *caps);
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};
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op->visitProxies(addDependency);
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this->recordOp(std::move(op));
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return true;
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}
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void GrTextureOpList::purgeOpsWithUninstantiatedProxies() {
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bool hasUninstantiatedProxy = false;
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auto checkInstantiation = [&hasUninstantiatedProxy](GrSurfaceProxy* p) {
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if (!p->isInstantiated()) {
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hasUninstantiatedProxy = true;
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}
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};
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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const GrOp* op = fRecordedOps[i].get(); // only diff from the GrRenderTargetOpList version
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hasUninstantiatedProxy = false;
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if (op) {
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op->visitProxies(checkInstantiation);
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}
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if (hasUninstantiatedProxy) {
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// When instantiation of the proxy fails we drop the Op
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this->deleteOp(i);
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}
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}
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}
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void GrTextureOpList::gatherProxyIntervals(GrResourceAllocator* alloc) const {
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unsigned int cur = alloc->numOps();
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// Add the interval for all the writes to this opList's target
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if (fRecordedOps.count()) {
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alloc->addInterval(fTarget.get(), cur, cur+fRecordedOps.count()-1);
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} else {
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// This can happen if there is a loadOp (e.g., a clear) but no other draws. In this case we
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// still need to add an interval for the destination so we create a fake op# for
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// the missing clear op.
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alloc->addInterval(fTarget.get());
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alloc->incOps();
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}
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auto gather = [ alloc SkDEBUGCODE(, this) ] (GrSurfaceProxy* p) {
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alloc->addInterval(p SkDEBUGCODE(, p == fTarget.get()));
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};
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for (int i = 0; i < fRecordedOps.count(); ++i) {
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const GrOp* op = fRecordedOps[i].get(); // only diff from the GrRenderTargetOpList version
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if (op) {
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op->visitProxies(gather, GrOp::VisitorType::kAllocatorGather);
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}
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// Even though the op may have been moved we still need to increment the op count to
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// keep all the math consistent.
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alloc->incOps();
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}
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}
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void GrTextureOpList::recordOp(std::unique_ptr<GrOp> op) {
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SkASSERT(fTarget.get());
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// A closed GrOpList should never receive new/more ops
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SkASSERT(!this->isClosed());
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GR_AUDIT_TRAIL_ADD_OP(fAuditTrail, op.get(), fTarget.get()->uniqueID());
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GrOP_INFO("Re-Recording (%s, opID: %u)\n"
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"\tBounds LRTB (%f, %f, %f, %f)\n",
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op->name(),
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op->uniqueID(),
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op->bounds().fLeft, op->bounds().fRight,
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op->bounds().fTop, op->bounds().fBottom);
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GrOP_INFO(SkTabString(op->dumpInfo(), 1).c_str());
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fRecordedOps.emplace_back(std::move(op));
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}
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