Blender  V3.3
COM_SetAlphaNode.cc
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1 /* SPDX-License-Identifier: GPL-2.0-or-later
2  * Copyright 2011 Blender Foundation. */
3 
4 #include "COM_SetAlphaNode.h"
7 
8 namespace blender::compositor {
9 
11  const CompositorContext & /*context*/) const
12 {
13  const bNode *editor_node = this->get_bnode();
14  const NodeSetAlpha *storage = static_cast<const NodeSetAlpha *>(editor_node->storage);
15  NodeOperation *operation = nullptr;
16  switch (storage->mode) {
18  operation = new SetAlphaMultiplyOperation();
19  break;
21  operation = new SetAlphaReplaceOperation();
22  break;
23  }
24 
25  if (!this->get_input_socket(0)->is_linked() && this->get_input_socket(1)->is_linked()) {
26  operation->set_canvas_input_index(1);
27  }
28 
29  converter.add_operation(operation);
30 
31  converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
32  converter.map_input_socket(get_input_socket(1), operation->get_input_socket(1));
33  converter.map_output_socket(get_output_socket(0), operation->get_output_socket());
34 }
35 
36 } // namespace blender::compositor
@ CMP_NODE_SETALPHA_MODE_REPLACE_ALPHA
@ CMP_NODE_SETALPHA_MODE_APPLY
Overall context of the compositor.
void map_output_socket(NodeOutput *node_socket, NodeOperationOutput *operation_socket)
void add_operation(NodeOperation *operation)
void map_input_socket(NodeInput *node_socket, NodeOperationInput *operation_socket)
NodeOperation contains calculation logic.
NodeOperationOutput * get_output_socket(unsigned int index=0)
NodeOperationInput * get_input_socket(unsigned int index)
void set_canvas_input_index(unsigned int index)
set the index of the input socket that will determine the canvas of this operation
NodeOutput * get_output_socket(unsigned int index=0) const
Definition: COM_Node.cc:84
bNode * get_bnode() const
get the reference to the SDNA bNode struct
Definition: COM_Node.h:64
NodeInput * get_input_socket(unsigned int index) const
Definition: COM_Node.cc:89
void convert_to_operations(NodeConverter &converter, const CompositorContext &context) const override
convert node to operation
void * storage