Add Flip/Flop node (#1850)

* Add Flip/Flop node * Rename node Flip * Missed files Co-authored-by: itsmattkc <34096995+itsmattkc@users.noreply.github.com>
2022-01-25 15:14:54 -08:00
parent 314167be40
commit 953adf856b
7 changed files with 197 additions and 0 deletions
@@ -0,0 +1,95 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2021 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 "flipdistortnode.h"
+
+namespace olive {
+
+const QString FlipDistortNode::kTextureInput = QStringLiteral("tex_in");
+const QString FlipDistortNode::kHorizontalInput = QStringLiteral("horiz_in");
+const QString FlipDistortNode::kVerticalInput = QStringLiteral("vert_in");
+
+FlipDistortNode::FlipDistortNode()
+{
+  AddInput(kTextureInput, NodeValue::kTexture, InputFlags(kInputFlagNotKeyframable));
+
+  AddInput(kHorizontalInput, NodeValue::kBoolean, false);
+
+  AddInput(kVerticalInput, NodeValue::kBoolean, false);
+}
+
+Node* FlipDistortNode::copy() const
+{
+  return new FlipDistortNode();
+}
+
+QString FlipDistortNode::Name() const
+{
+  return tr("Flip");
+}
+
+QString FlipDistortNode::id() const
+{
+  return QStringLiteral("org.oliveeditor.Olive.flip");
+}
+
+QVector<Node::CategoryID> FlipDistortNode::Category() const
+{
+  return {kCategoryDistort};
+}
+
+QString FlipDistortNode::Description() const
+{
+  return tr("Flips an image horizontally or vertically");
+}
+
+void FlipDistortNode::Retranslate()
+{
+  SetInputName(kTextureInput, tr("Input"));
+  SetInputName(kHorizontalInput, tr("Horizontal"));
+  SetInputName(kVerticalInput, tr("Vertical"));
+}
+
+ShaderCode FlipDistortNode::GetShaderCode(const QString& shader_id) const
+{
+  Q_UNUSED(shader_id)
+  return ShaderCode(FileFunctions::ReadFileAsString(":/shaders/flip.frag"));
+}
+
+void FlipDistortNode::Value(const NodeValueRow &value, const NodeGlobals &globals, NodeValueTable *table) const
+{
+  ShaderJob job;
+
+  job.InsertValue(value);
+
+  // If there's no texture, no need to run an operation
+  if (!job.GetValue(kTextureInput).data().isNull()) {
+    // Only run shader if at least one of flip or flop are selected
+    if (job.GetValue(kHorizontalInput).data().toBool() || job.GetValue(kVerticalInput).data().toBool()) {
+      table->Push(NodeValue::kShaderJob, QVariant::fromValue(job), this);
+    } else {
+    // If we're not flipping or flopping just push the texture
+    table->Push(job.GetValue(kTextureInput));
+    }
+  }
+
+}
+
+}