1 files changed, 41 insertions, 0 deletions
diff --git a/src/gpu/GrOpList.cpp b/src/gpu/GrOpList.cpp
index 313c38f14c..12d15afe6a 100644
--- a/src/gpu/GrOpList.cpp
+++ b/src/gpu/GrOpList.cpp
@@ -96,6 +96,9 @@ void GrOpList::addDependency(GrOpList* dependedOn) {
     }
 
     fDependencies.push_back(dependedOn);
+    dependedOn->addDependent(this);
+
+    SkDEBUGCODE(this->validate());
 }
 
 // Convert from a GrSurface-based dependency to a GrOpList one
@@ -134,6 +137,38 @@ bool GrOpList::dependsOn(const GrOpList* dependedOn) const {
     return false;
 }
 
+void GrOpList::addDependent(GrOpList* dependent) {
+    fDependents.push_back(dependent);
+}
+
+#ifdef SK_DEBUG
+bool GrOpList::isDependedent(const GrOpList* dependent) const {
+    for (int i = 0; i < fDependents.count(); ++i) {
+        if (fDependents[i] == dependent) {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+void GrOpList::validate() const {
+    // TODO: check for loops and duplicates
+
+    for (int i = 0; i < fDependencies.count(); ++i) {
+        SkASSERT(fDependencies[i]->isDependedent(this));
+    }
+}
+#endif
+
+void GrOpList::closeThoseWhoDependOnMe(const GrCaps& caps) {
+    for (int i = 0; i < fDependents.count(); ++i) {
+        if (!fDependents[i]->isClosed()) {
+            fDependents[i]->makeClosed(caps);
+        }
+    }
+}
+
 bool GrOpList::isInstantiated() const {
     return fTarget.get()->priv().isInstantiated();
 }
@@ -158,6 +193,12 @@ void GrOpList::dump(bool printDependencies) const {
             SkDebugf("%d, ", fDependencies[i]->fUniqueID);
         }
         SkDebugf("\n");
+
+        SkDebugf("(%d) Rely On Me: ", fDependents.count());
+        for (int i = 0; i < fDependents.count(); ++i) {
+            SkDebugf("%d, ", fDependents[i]->fUniqueID);
+        }
+        SkDebugf("\n");
     }
 }
 #endif