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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2011 Blender Foundation. */
#include "COM_AlphaOverNode.h"
#include "COM_AlphaOverKeyOperation.h"
#include "COM_AlphaOverMixedOperation.h"
#include "COM_AlphaOverPremultiplyOperation.h"
namespace blender::compositor {
void AlphaOverNode::convert_to_operations(NodeConverter &converter,
const CompositorContext & /*context*/) const
{
NodeInput *color1Socket = this->get_input_socket(1);
NodeInput *color2Socket = this->get_input_socket(2);
const bNode *editor_node = this->get_bnode();
MixBaseOperation *convert_prog;
const NodeTwoFloats *ntf = (const NodeTwoFloats *)editor_node->storage;
if (ntf->x != 0.0f) {
AlphaOverMixedOperation *mix_operation = new AlphaOverMixedOperation();
mix_operation->setX(ntf->x);
convert_prog = mix_operation;
}
else if (editor_node->custom1) {
convert_prog = new AlphaOverKeyOperation();
}
else {
convert_prog = new AlphaOverPremultiplyOperation();
}
convert_prog->set_use_value_alpha_multiply(false);
if (color1Socket->is_linked()) {
convert_prog->set_canvas_input_index(1);
}
else if (color2Socket->is_linked()) {
convert_prog->set_canvas_input_index(2);
}
else {
convert_prog->set_canvas_input_index(0);
}
converter.add_operation(convert_prog);
converter.map_input_socket(get_input_socket(0), convert_prog->get_input_socket(0));
converter.map_input_socket(get_input_socket(1), convert_prog->get_input_socket(1));
converter.map_input_socket(get_input_socket(2), convert_prog->get_input_socket(2));
converter.map_output_socket(get_output_socket(0), convert_prog->get_output_socket(0));
}
} // namespace blender::compositor
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