| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "GrOpList.h" |
| |
| #include "GrRenderTargetOpList.h" |
| #include "GrSurface.h" |
| #include "GrSurfaceProxy.h" |
| |
| GrOpList::GrOpList(GrSurfaceProxy* surfaceProxy, GrAuditTrail* auditTrail) |
| : fFlags(0) |
| , fTarget(surfaceProxy) |
| , fAuditTrail(auditTrail) { |
| |
| surfaceProxy->setLastOpList(this); |
| |
| #ifdef SK_DEBUG |
| static int debugID = 0; |
| fDebugID = debugID++; |
| #endif |
| } |
| |
| GrOpList::~GrOpList() { |
| if (fTarget && this == fTarget->getLastOpList()) { |
| fTarget->setLastOpList(nullptr); |
| } |
| } |
| |
| // Add a GrOpList-based dependency |
| void GrOpList::addDependency(GrOpList* dependedOn) { |
| SkASSERT(!dependedOn->dependsOn(this)); // loops are bad |
| |
| if (this->dependsOn(dependedOn)) { |
| return; // don't add duplicate dependencies |
| } |
| |
| *fDependencies.push() = dependedOn; |
| } |
| |
| // Convert from a GrSurface-based dependency to a GrOpList one |
| void GrOpList::addDependency(GrSurface* dependedOn) { |
| if (dependedOn->getLastOpList()) { |
| // If it is still receiving dependencies, this GrOpList shouldn't be closed |
| SkASSERT(!this->isClosed()); |
| |
| GrOpList* opList = dependedOn->getLastOpList(); |
| if (opList == this) { |
| // self-read - presumably for dst reads |
| } else { |
| this->addDependency(opList); |
| |
| // Can't make it closed in the self-read case |
| opList->makeClosed(); |
| } |
| } |
| } |
| |
| #ifdef SK_DEBUG |
| void GrOpList::dump() const { |
| SkDebugf("--------------------------------------------------------------\n"); |
| SkDebugf("node: %d -> RT: %d\n", fDebugID, fTarget ? fTarget->uniqueID() : -1); |
| SkDebugf("relies On (%d): ", fDependencies.count()); |
| for (int i = 0; i < fDependencies.count(); ++i) { |
| SkDebugf("%d, ", fDependencies[i]->fDebugID); |
| } |
| SkDebugf("\n"); |
| } |
| #endif |