node_fn_matrix_determinant.cc

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/* SPDX-FileCopyrightText: 2024 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "BLI_math_matrix.hh"
 
#include "node_function_util.hh"
 
namespace blender::nodes::node_fn_matrix_determinant_cc {
 
static void node_declare(NodeDeclarationBuilder &b)
{
  b.is_function_node();
  b.add_input<decl::Matrix>("Matrix");
  b.add_output<decl::Float>("Determinant");
}
 
static void node_build_multi_function(NodeMultiFunctionBuilder &builder)
{
  static auto fn = mf::build::SI1_SO<float4x4, float>(
      "Matrix Determinant", [](const float4x4 &matrix) { return math::determinant(matrix); });
  builder.set_matching_fn(fn);
}
 
static void node_register()
{
  static blender::bke::bNodeType ntype;
  fn_node_type_base(&ntype, "FunctionNodeMatrixDeterminant", FN_NODE_MATRIX_DETERMINANT);
  ntype.ui_name = "Matrix Determinant";
  ntype.ui_description = "Compute the determinant of the given matrix";
  ntype.enum_name_legacy = "MATRIX_DETERMINANT";
  ntype.nclass = NODE_CLASS_CONVERTER;
  ntype.declare = node_declare;
  ntype.build_multi_function = node_build_multi_function;
  blender::bke::node_register_type(ntype);
}
NOD_REGISTER_NODE(node_register)
 
}  // namespace blender::nodes::node_fn_matrix_determinant_cc