node_shader_bevel.cc

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/* SPDX-FileCopyrightText: 2005 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "node_shader_util.hh"
 
#include "UI_interface.hh"
#include "UI_resources.hh"
 
namespace blender::nodes::node_shader_bevel_cc {
 
static void node_declare(NodeDeclarationBuilder &b)
{
  b.add_input<decl::Float>("Radius").default_value(0.05f).min(0.0f).max(1000.0f);
  b.add_input<decl::Vector>("Normal").hide_value();
  b.add_output<decl::Vector>("Normal");
}
 
static void node_shader_buts_bevel(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr)
{
  uiItemR(layout, ptr, "samples", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
}
 
static void node_shader_init_bevel(bNodeTree * /*ntree*/, bNode *node)
{
  node->custom1 = 4; /* samples */
}
 
static int gpu_shader_bevel(GPUMaterial *mat,
                            bNode *node,
                            bNodeExecData * /*execdata*/,
                            GPUNodeStack *in,
                            GPUNodeStack *out)
{
  if (!in[1].link) {
    GPU_link(mat, "world_normals_get", &in[1].link);
  }
 
  return GPU_stack_link(mat, node, "node_bevel", in, out);
}
 
NODE_SHADER_MATERIALX_BEGIN
#ifdef WITH_MATERIALX
{
  /* NOTE: This node isn't supported by MaterialX. */
  return get_input_link("Normal", NodeItem::Type::Vector3);
}
#endif
NODE_SHADER_MATERIALX_END
 
}  // namespace blender::nodes::node_shader_bevel_cc
 
/* node type definition */
void register_node_type_sh_bevel()
{
  namespace file_ns = blender::nodes::node_shader_bevel_cc;
 
  static blender::bke::bNodeType ntype;
 
  sh_node_type_base(&ntype, SH_NODE_BEVEL, "Bevel", NODE_CLASS_INPUT);
  ntype.declare = file_ns::node_declare;
  ntype.draw_buttons = file_ns::node_shader_buts_bevel;
  ntype.initfunc = file_ns::node_shader_init_bevel;
  ntype.gpu_fn = file_ns::gpu_shader_bevel;
  ntype.materialx_fn = file_ns::node_shader_materialx;
 
  blender::bke::node_register_type(&ntype);
}