partially functional transform

app/main.cpp

@@ -36,7 +36,7 @@ extern "C" {
 
 #include "core.h"
 
-int main(int argc, char *argv[]) {
+int main(int argc, char *argv[]) {  
   // Create application instance
   QApplication a(argc, argv);
 

app/node/color/opacity/opacity.cpp

@@ -114,6 +114,11 @@ QVariant OpacityNode::Value(NodeOutput *output, const rational &time)
   return 0;
 }
 
+void OpacityNode::Retranslate()
+{
+  opacity_input_->set_name(tr("Opacity"));
+}
+
 NodeInput *OpacityNode::texture_input()
 {
   return texture_input_;

app/node/color/opacity/opacity.h

@@ -38,6 +38,8 @@ public:
 
   virtual QVariant Value(NodeOutput *output, const rational &time) override;
 
+  virtual void Retranslate() override;
+
   NodeInput* texture_input();
 
   NodeOutput* texture_output();

app/node/distort/transform/transform.cpp

@@ -35,6 +35,7 @@ TransformDistort::TransformDistort()
 
   scale_input_ = new NodeInput("scale_in");
   scale_input_->add_data_input(NodeParam::kVec2);
+  scale_input_->set_value(QVector2D(100.0f, 100.0f));
   AddParameter(scale_input_);
 
   anchor_input_ = new NodeInput("anchor_in");
@@ -71,14 +72,28 @@ NodeOutput *TransformDistort::matrix_output()
   return matrix_output_;
 }
 
+void TransformDistort::Retranslate()
+{
+  position_input_->set_name(tr("Position"));
+  rotation_input_->set_name(tr("Rotation"));
+  scale_input_->set_name(tr("Scale"));
+  anchor_input_->set_name(tr("Anchor Point"));
+}
+
 QVariant TransformDistort::Value(NodeOutput *output, const rational &time)
 {
   if (output == matrix_output_) {
     QMatrix4x4 mat;
 
-    mat.translate(position_input_->get_value(time).value<QVector2D>());
-    //mat.rotate(0)
-    //mat.scale()
+    // Position translate
+    QVector2D pos = position_input_->get_value(time).value<QVector2D>() * 0.01f;
+    mat.translate(pos);
+
+    // Rotation
+    mat.rotate(rotation_input_->get_value(time).toFloat(), 0, 0, 1);
+
+    // Scale
+    mat.scale(scale_input_->get_value(time).value<QVector2D>()*0.01f);
 
     return mat;
   }

app/node/distort/transform/transform.h

@@ -36,6 +36,8 @@ public:
 
   NodeOutput* matrix_output();
 
+  virtual void Retranslate() override;
+
 protected:
   virtual QVariant Value(NodeOutput *output, const rational &time) override;
 

app/node/input.cpp

@@ -164,10 +164,17 @@ void NodeInput::set_maximum(const QVariant &max)
 
 NodeParam::DataType NodeInput::data_type()
 {
+  if (IsConnected()) {
+    // Return the connected output's data type
+    return edges_.first()->output()->data_type();
+  }
+
   if (inputs_.isEmpty()) {
+    // Safety if no inputs have been added
     return kNone;
   }
 
+  // Return first
   return inputs_.first();
 }
 

app/node/node.cpp

@@ -45,6 +45,10 @@ void Node::Release()
 {
 }
 
+void Node::Retranslate()
+{
+}
+
 void Node::AddParameter(NodeParam *param)
 {
   // Ensure no other param with this ID has been added to this Node (since that defeats the purpose)
@@ -334,7 +338,8 @@ void Node::Hash(QCryptographicHash *hash, NodeOutput* from, const rational &time
         && static_cast<NodeInput*>(param)->dependent()) {
       // Get the value at this time
       QVariant v = static_cast<NodeInput*>(param)->get_value(time);
-      hash->addData(v.toByteArray()); // FIXME: Does this work on all value types?
+
+      hash->addData(NodeParam::ValueToBytes(param->data_type(), v));
     }
   }
 

app/node/node.h

@@ -90,6 +90,11 @@ public:
    */
   virtual void Release();
 
+  /**
+   * @brief Function called to retranslate parameter names (should be overridden in derivatives)
+   */
+  virtual void Retranslate();
+
   /**
    * @brief Return the parameter at a given index
    */

app/node/output.cpp

@@ -39,7 +39,22 @@ NodeParam::DataType NodeOutput::data_type()
 
 void NodeOutput::set_data_type(const NodeParam::DataType &type)
 {
+  if (data_type_ == type) {
+    return;
+  }
+
   data_type_ = type;
+
+  // If this output is connected to other inputs, check if they're compatible with this new data type
+  if (IsConnected()) {
+    foreach (NodeEdgePtr edge, edges_) {
+      if (!AreDataTypesCompatible(this, edge->input())) {
+        // FIXME: Possible array out of bounds since this function removes edges while we're iterating through them?
+        //        I'm not sure how Qt's `foreach` works.
+        DisconnectEdge(edge);
+      }
+    }
+  }
 }
 
 QVariant NodeOutput::get_value(const rational& time)

app/node/param.cpp

@@ -20,7 +20,12 @@
 
 #include "param.h"
 
+#include <QColor>
 #include <QDebug>
+#include <QMatrix4x4>
+#include <QVector2D>
+#include <QVector3D>
+#include <QVector4D>
 
 #include "node/node.h"
 #include "node/input.h"
@@ -241,6 +246,35 @@ QString NodeParam::GetDefaultDataTypeName(const DataType& type)
   return QString();
 }
 
+QByteArray NodeParam::ValueToBytes(const NodeParam::DataType &type, const QVariant &value)
+{
+  switch (type) {
+  case kInt: return ValueToBytesInternal<int>(value);
+  case kFloat: return ValueToBytesInternal<float>(value);
+  case kColor: return ValueToBytesInternal<QColor>(value);
+  case kString: return ValueToBytesInternal<QString>(value);
+  case kBoolean: return ValueToBytesInternal<bool>(value);
+  case kFont: return ValueToBytesInternal<QString>(value); // FIXME: This should probably be a QFont?
+  case kFile: return ValueToBytesInternal<QString>(value);
+  case kMatrix: return ValueToBytesInternal<QMatrix4x4>(value);
+  case kFootage: return ValueToBytesInternal<float>(value); // FIXME: Unsustainble, find some other way to match Footage
+  case kRational: return ValueToBytesInternal<rational>(value);
+  case kVec2: return ValueToBytesInternal<QVector2D>(value);
+  case kVec3: return ValueToBytesInternal<QVector3D>(value);
+  case kVec4: return ValueToBytesInternal<QVector4D>(value);
+
+  // These types have no persistent input
+  case kNone:
+  case kTexture:
+  case kBlock:
+  case kTrack:
+  case kAny:
+    break;
+  }
+
+  return QByteArray();
+}
+
 void NodeParam::ClearCachedValue()
 {
   // Since get_value() will (read: should) never receive a negative number, this will effectively invalidate any value
@@ -257,3 +291,17 @@ void NodeParam::SetValueCachingEnabled(bool enabled)
 {
   value_caching_ = enabled;
 }
+
+template<typename T>
+QByteArray NodeParam::ValueToBytesInternal(const QVariant &v)
+{
+  QByteArray bytes;
+
+  int size_of_type = sizeof(T);
+
+  bytes.resize(size_of_type);
+  T raw_val = v.value<T>();
+  memcpy(bytes.data(), &raw_val, static_cast<size_t>(size_of_type));
+
+  return bytes;
+}

app/node/param.h

@@ -240,6 +240,11 @@ public:
    */
   static QString GetDefaultDataTypeName(const DataType &type);
 
+  /**
+   * @brief Convert a value from a NodeParam into bytes
+   */
+  static QByteArray ValueToBytes(const DataType &type, const QVariant& value);
+
   /**
    * @brief Clear the cached value
    */
@@ -293,6 +298,12 @@ protected:
   bool value_caching_;
 
 private:
+  /**
+   * @brief Internal function for returning a value in the form of bytes
+   */
+  template<typename T>
+  static QByteArray ValueToBytesInternal(const QVariant& v);
+
   /**
    * @brief Internal name string
    */

app/node/processor/renderer/renderer.cpp

@@ -364,7 +364,7 @@ void RendererProcessor::CacheNext()
 
   rational cache_frame = cache_queue_.takeFirst();
 
-  //qDebug() << "[RendererProcessor] Caching" << cache_frame.toDouble();
+  qDebug() << "[RendererProcessor] Caching" << cache_frame.toDouble();
 
   threads_.first()->Queue(NodeDependency(texture_input_->get_connected_output(), cache_frame), true);
 

app/widget/nodeparamview/nodeparamviewitem.cpp

@@ -22,7 +22,7 @@
 
 #include <QCheckBox>
 #include <QDebug>
-
+#include <QEvent>
 #include <QPainter>
 
 #include "project/item/sequence/sequence.h"
@@ -92,7 +92,9 @@ bool NodeParamViewItem::CanAddNode(Node* n)
 
 void NodeParamViewItem::changeEvent(QEvent *e)
 {
-  // FIXME: Retranslate all UI elements
+  if (e->type() == QEvent::LanguageChange && !nodes_.isEmpty()) {
+    Retranslate();
+  }
 
   QWidget::changeEvent(e);
 }
@@ -103,8 +105,6 @@ void NodeParamViewItem::SetupUI()
 
   Node* first_node = nodes_.first();
 
-  title_bar_lbl_->setText(first_node->Name());
-
   int row_count = 0;
 
   for (int i=0;i<first_node->ParameterCount();i++) {
@@ -114,7 +114,8 @@ void NodeParamViewItem::SetupUI()
     if (param->type() == NodeParam::kInput) {
 
       // Add descriptor label
-      QLabel* param_label = new QLabel(tr("%1:").arg(param->name()));
+      QLabel* param_label = new QLabel();
+      param_lbls_.append(param_label);
 
       content_layout_->addWidget(param_label, row_count, 0);
 
@@ -132,6 +133,8 @@ void NodeParamViewItem::SetupUI()
       row_count++;
     }
   }
+
+  Retranslate();
 }
 
 void NodeParamViewItem::AddAdditionalNode(Node *n)
@@ -149,6 +152,28 @@ void NodeParamViewItem::AddAdditionalNode(Node *n)
   }
 }
 
+void NodeParamViewItem::Retranslate()
+{
+  Node* first_node = nodes_.first();
+
+  first_node->Retranslate();
+
+  title_bar_lbl_->setText(first_node->Name());
+
+  int row_count = 0;
+
+  for (int i=0;i<first_node->ParameterCount();i++) {
+    NodeParam* param = first_node->ParamAt(i);
+
+    // This widget only needs to show input parameters
+    if (param->type() == NodeParam::kInput) {
+      param_lbls_.at(row_count)->setText(tr("%1:").arg(param->name()));
+
+      row_count++;
+    }
+  }
+}
+
 void NodeParamViewItem::SetExpanded(bool e)
 {
   expanded_ = e;

app/widget/nodeparamview/nodeparamviewitem.h

@@ -56,12 +56,16 @@ private:
 
   void AddAdditionalNode(Node* n);
 
+  void Retranslate();
+
   bool expanded_;
 
   NodeParamViewItemTitleBar* title_bar_;
 
   QLabel* title_bar_lbl_;
 
+  QVector<QLabel*> param_lbls_;
+
   QPushButton* title_bar_collapse_btn_;
 
   QWidget* contents_;