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