/* SPDX-License-Identifier: GPL-2.0-or-later
 * Copyright 2006 Blender Foundation. All rights reserved. */

/** \file
 * \ingroup cmpnodes
 */

#include "COM_node_operation.hh"

#include "node_composite_util.hh"

/* **************** VALUE ******************** */

namespace blender::nodes::node_composite_value_cc {

static void cmp_node_value_declare(NodeDeclarationBuilder &b)
{
  b.add_output<decl::Float>(N_("Value")).default_value(0.5f);
}

using namespace blender::realtime_compositor;

class ValueOperation : public NodeOperation {
 public:
  using NodeOperation::NodeOperation;

  void execute() override
  {
    Result &result = get_result("Value");
    result.allocate_single_value();

    const bNodeSocket *socket = static_cast<bNodeSocket *>(bnode().outputs.first);
    float value = static_cast<bNodeSocketValueFloat *>(socket->default_value)->value;

    result.set_float_value(value);
  }
};

static NodeOperation *get_compositor_operation(Context &context, DNode node)
{
  return new ValueOperation(context, node);
}

}  // namespace blender::nodes::node_composite_value_cc

void register_node_type_cmp_value()
{
  namespace file_ns = blender::nodes::node_composite_value_cc;

  static bNodeType ntype;

  cmp_node_type_base(&ntype, CMP_NODE_VALUE, "Value", NODE_CLASS_INPUT);
  ntype.declare = file_ns::cmp_node_value_declare;
  node_type_size_preset(&ntype, NODE_SIZE_SMALL);
  ntype.get_compositor_operation = file_ns::get_compositor_operation;

  nodeRegisterType(&ntype);
}