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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2011 Blender Foundation. */
#include "COM_DilateErodeNode.h"
#include "COM_AntiAliasOperation.h"
#include "COM_DilateErodeOperation.h"
#include "COM_GaussianAlphaXBlurOperation.h"
#include "COM_GaussianAlphaYBlurOperation.h"
namespace blender::compositor {
DilateErodeNode::DilateErodeNode(bNode *editor_node) : Node(editor_node)
{
/* initialize node data */
NodeBlurData *data = &alpha_blur_;
memset(data, 0, sizeof(NodeBlurData));
data->filtertype = R_FILTER_GAUSS;
if (editor_node->custom2 > 0) {
data->sizex = data->sizey = editor_node->custom2;
}
else {
data->sizex = data->sizey = -editor_node->custom2;
}
}
void DilateErodeNode::convert_to_operations(NodeConverter &converter,
const CompositorContext &context) const
{
bNode *editor_node = this->get_bnode();
if (editor_node->custom1 == CMP_NODE_DILATEERODE_DISTANCE_THRESH) {
DilateErodeThresholdOperation *operation = new DilateErodeThresholdOperation();
operation->set_distance(editor_node->custom2);
operation->set_inset(editor_node->custom3);
converter.add_operation(operation);
converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
if (editor_node->custom3 < 2.0f) {
AntiAliasOperation *anti_alias = new AntiAliasOperation();
converter.add_operation(anti_alias);
converter.add_link(operation->get_output_socket(), anti_alias->get_input_socket(0));
converter.map_output_socket(get_output_socket(0), anti_alias->get_output_socket(0));
}
else {
converter.map_output_socket(get_output_socket(0), operation->get_output_socket(0));
}
}
else if (editor_node->custom1 == CMP_NODE_DILATEERODE_DISTANCE) {
if (editor_node->custom2 > 0) {
DilateDistanceOperation *operation = new DilateDistanceOperation();
operation->set_distance(editor_node->custom2);
converter.add_operation(operation);
converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
converter.map_output_socket(get_output_socket(0), operation->get_output_socket(0));
}
else {
ErodeDistanceOperation *operation = new ErodeDistanceOperation();
operation->set_distance(-editor_node->custom2);
converter.add_operation(operation);
converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
converter.map_output_socket(get_output_socket(0), operation->get_output_socket(0));
}
}
else if (editor_node->custom1 == CMP_NODE_DILATEERODE_DISTANCE_FEATHER) {
/* this uses a modified gaussian blur function otherwise its far too slow */
eCompositorQuality quality = context.get_quality();
GaussianAlphaXBlurOperation *operationx = new GaussianAlphaXBlurOperation();
operationx->set_data(&alpha_blur_);
operationx->set_quality(quality);
operationx->set_falloff(PROP_SMOOTH);
converter.add_operation(operationx);
converter.map_input_socket(get_input_socket(0), operationx->get_input_socket(0));
// converter.map_input_socket(get_input_socket(1), operationx->get_input_socket(1)); // no size
// input yet
GaussianAlphaYBlurOperation *operationy = new GaussianAlphaYBlurOperation();
operationy->set_data(&alpha_blur_);
operationy->set_quality(quality);
operationy->set_falloff(PROP_SMOOTH);
converter.add_operation(operationy);
converter.add_link(operationx->get_output_socket(), operationy->get_input_socket(0));
// converter.map_input_socket(get_input_socket(1), operationy->get_input_socket(1)); // no size
// input yet
converter.map_output_socket(get_output_socket(0), operationy->get_output_socket());
converter.add_preview(operationy->get_output_socket());
/* TODO? */
/* see gaussian blue node for original usage */
#if 0
if (!connected_size_socket) {
operationx->set_size(size);
operationy->set_size(size);
}
#else
operationx->set_size(1.0f);
operationy->set_size(1.0f);
#endif
operationx->set_subtract(editor_node->custom2 < 0);
operationy->set_subtract(editor_node->custom2 < 0);
if (editor_node->storage) {
NodeDilateErode *data_storage = (NodeDilateErode *)editor_node->storage;
operationx->set_falloff(data_storage->falloff);
operationy->set_falloff(data_storage->falloff);
}
}
else {
if (editor_node->custom2 > 0) {
DilateStepOperation *operation = new DilateStepOperation();
operation->set_iterations(editor_node->custom2);
converter.add_operation(operation);
converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
converter.map_output_socket(get_output_socket(0), operation->get_output_socket(0));
}
else {
ErodeStepOperation *operation = new ErodeStepOperation();
operation->set_iterations(-editor_node->custom2);
converter.add_operation(operation);
converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
converter.map_output_socket(get_output_socket(0), operation->get_output_socket(0));
}
}
}
} // namespace blender::compositor
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