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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2011 Blender Foundation. */
#include "COM_NormalNode.h"
#include "COM_DotproductOperation.h"
#include "COM_SetVectorOperation.h"
namespace blender::compositor {
NormalNode::NormalNode(bNode *editor_node) : Node(editor_node)
{
/* pass */
}
void NormalNode::convert_to_operations(NodeConverter &converter,
const CompositorContext & /*context*/) const
{
NodeInput *input_socket = this->get_input_socket(0);
NodeOutput *output_socket = this->get_output_socket(0);
NodeOutput *output_socket_dotproduct = this->get_output_socket(1);
SetVectorOperation *operation_set = new SetVectorOperation();
float normal[3];
output_socket->get_editor_value_vector(normal);
/* animation can break normalization, this restores it */
normalize_v3(normal);
operation_set->setX(normal[0]);
operation_set->setY(normal[1]);
operation_set->setZ(normal[2]);
operation_set->setW(0.0f);
converter.add_operation(operation_set);
converter.map_output_socket(output_socket, operation_set->get_output_socket(0));
DotproductOperation *operation = new DotproductOperation();
converter.add_operation(operation);
converter.map_input_socket(input_socket, operation->get_input_socket(0));
converter.add_link(operation_set->get_output_socket(0), operation->get_input_socket(1));
converter.map_output_socket(output_socket_dotproduct, operation->get_output_socket(0));
}
} // namespace blender::compositor
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