node_composite_bokehimage.cc

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/* SPDX-FileCopyrightText: 2006 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "BLI_math_base.h"
#include "BLI_math_vector_types.hh"
 
#include "UI_interface.hh"
#include "UI_resources.hh"
 
#include "GPU_shader.hh"
 
#include "COM_bokeh_kernel.hh"
#include "COM_node_operation.hh"
 
#include "node_composite_util.hh"
 
/* **************** Bokeh image Tools  ******************** */
 
namespace blender::nodes::node_composite_bokehimage_cc {
 
NODE_STORAGE_FUNCS(NodeBokehImage)
 
static void cmp_node_bokehimage_declare(NodeDeclarationBuilder &b)
{
  b.add_output<decl::Color>("Image");
}
 
static void node_composit_init_bokehimage(bNodeTree * /*ntree*/, bNode *node)
{
  NodeBokehImage *data = MEM_cnew<NodeBokehImage>(__func__);
  data->angle = 0.0f;
  data->flaps = 5;
  data->rounding = 0.0f;
  data->catadioptric = 0.0f;
  data->lensshift = 0.0f;
  node->storage = data;
}
 
static void node_composit_buts_bokehimage(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr)
{
  uiItemR(layout, ptr, "flaps", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
  uiItemR(layout, ptr, "angle", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
  uiItemR(
      layout, ptr, "rounding", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_SLIDER, nullptr, ICON_NONE);
  uiItemR(layout,
          ptr,
          "catadioptric",
          UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_SLIDER,
          nullptr,
          ICON_NONE);
  uiItemR(layout, ptr, "shift", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_SLIDER, nullptr, ICON_NONE);
}
 
using namespace blender::realtime_compositor;
 
class BokehImageOperation : public NodeOperation {
 public:
  using NodeOperation::NodeOperation;
 
  void execute() override
  {
    const Domain domain = compute_domain();
 
    const Result &bokeh_kernel = context().cache_manager().bokeh_kernels.get(
        context(),
        domain.size,
        node_storage(bnode()).flaps,
        node_storage(bnode()).angle,
        node_storage(bnode()).rounding,
        node_storage(bnode()).catadioptric,
        node_storage(bnode()).lensshift);
 
    Result &output = get_result("Image");
    output.wrap_external(bokeh_kernel);
  }
 
  Domain compute_domain() override
  {
    return Domain(int2(512));
  }
};
 
static NodeOperation *get_compositor_operation(Context &context, DNode node)
{
  return new BokehImageOperation(context, node);
}
 
}  // namespace blender::nodes::node_composite_bokehimage_cc
 
void register_node_type_cmp_bokehimage()
{
  namespace file_ns = blender::nodes::node_composite_bokehimage_cc;
 
  static blender::bke::bNodeType ntype;
 
  cmp_node_type_base(&ntype, CMP_NODE_BOKEHIMAGE, "Bokeh Image", NODE_CLASS_INPUT);
  ntype.declare = file_ns::cmp_node_bokehimage_declare;
  ntype.draw_buttons = file_ns::node_composit_buts_bokehimage;
  ntype.flag |= NODE_PREVIEW;
  ntype.initfunc = file_ns::node_composit_init_bokehimage;
  blender::bke::node_type_storage(
      &ntype, "NodeBokehImage", node_free_standard_storage, node_copy_standard_storage);
  ntype.get_compositor_operation = file_ns::get_compositor_operation;
 
  blender::bke::node_register_type(&ntype);
}