finished hashing algorithm for cache

app/node/block/block.cpp

@@ -127,6 +127,8 @@ void Block::Refresh()
   // Update out point by adding this clip's length to the just calculated in point
   out_point_ = in_point_ + length();
 
+  InvalidateCache(nullptr, in_point_, out_point_);
+
   emit Refreshed();
 }
 

app/node/block/clip/clip.cpp

@@ -103,3 +103,14 @@ void ClipBlock::InvalidateCache(NodeInput *from, const rational &start_range, co
     Node::InvalidateCache(from, start_range, end_range);
   }
 }
+
+QList<NodeDependency> ClipBlock::RunDependencies(NodeOutput *output, const rational &time)
+{
+  QList<NodeDependency> deps;
+
+  if (output == texture_output() && texture_input_->IsConnected()) {
+    deps.append(NodeDependency(texture_input_->get_connected_output(), SequenceToMediaTime(time)));
+  }
+
+  return deps;
+}

app/node/block/clip/clip.h

@@ -44,6 +44,8 @@ public:
 
   virtual void InvalidateCache(NodeInput *from, const rational &start_range, const rational &end_range) override;
 
+  virtual QList<NodeDependency> RunDependencies(NodeOutput *output, const rational &time) override;
+
 protected:
   virtual QVariant Value(NodeOutput* output, const rational& time) override;