began new node infrastructure

2019-07-10 03:00:35 -05:00
parent cf267440d7
commit 60b04f98b4
13 changed files with 440 additions and 1 deletions
@@ -0,0 +1,62 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#include "param.h"
+
+#include "node.h"
+
+NodeParam::NodeParam(Node *parent) :
+  QObject(parent)
+{
+
+}
+
+bool NodeParam::AreDataTypesCompatible(const NodeParam::DataType &output_type, const NodeParam::DataType &input_type)
+{
+  if (input_type == output_type) {
+    return true;
+  }
+
+  if (input_type == kNone) {
+    return false;
+  }
+
+  if (input_type == kAny) {
+    return true;
+  }
+
+  // Allow for up-converting integers to floats (but not the other way around)
+  if (output_type == kInt && input_type == kFloat) {
+    return true;
+  }
+
+  return false;
+}
+
+bool NodeParam::AreDataTypesCompatible(const DataType &output_type, const QList<DataType>& input_types)
+{
+  for (int i=0;i<input_types.size();i++) {
+    if (AreDataTypesCompatible(output_type, input_types.at(i))) {
+      return true;
+    }
+  }
+
+  return false;
+}