node_composite_rgb.cc

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/* SPDX-FileCopyrightText: 2006 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "BLI_math_vector_types.hh"
 
#include "DNA_node_types.h"
 
#include "COM_node_operation.hh"
 
#include "node_composite_util.hh"
 
/* **************** RGB ******************** */
 
namespace blender::nodes::node_composite_rgb_cc {
 
static void cmp_node_rgb_declare(NodeDeclarationBuilder &b)
{
  b.add_output<decl::Color>("RGBA").default_value({0.5f, 0.5f, 0.5f, 1.0f});
}
 
using namespace blender::realtime_compositor;
 
class RGBOperation : public NodeOperation {
 public:
  using NodeOperation::NodeOperation;
 
  void execute() override
  {
    Result &result = get_result("RGBA");
    result.allocate_single_value();
 
    const bNodeSocket *socket = static_cast<const bNodeSocket *>(bnode().outputs.first);
    float4 color = float4(static_cast<const bNodeSocketValueRGBA *>(socket->default_value)->value);
 
    result.set_color_value(color);
  }
};
 
static NodeOperation *get_compositor_operation(Context &context, DNode node)
{
  return new RGBOperation(context, node);
}
 
}  // namespace blender::nodes::node_composite_rgb_cc
 
void register_node_type_cmp_rgb()
{
  namespace file_ns = blender::nodes::node_composite_rgb_cc;
 
  static blender::bke::bNodeType ntype;
 
  cmp_node_type_base(&ntype, CMP_NODE_RGB, "RGB", NODE_CLASS_INPUT);
  ntype.declare = file_ns::cmp_node_rgb_declare;
  blender::bke::node_type_size_preset(&ntype, blender::bke::eNodeSizePreset::Default);
  ntype.get_compositor_operation = file_ns::get_compositor_operation;
 
  blender::bke::node_register_type(&ntype);
}