Files
noggit-red/src/noggit/Red/NodeEditor/Nodes/Data/Image/ImageSetRegionNode.cpp
2021-01-22 03:26:50 +05:00

93 lines
2.7 KiB
C++

// This file is part of Noggit3, licensed under GNU General Public License (version 3).
#include "ImageSetRegionNode.hpp"
#include <noggit/Red/NodeEditor/Nodes/BaseNode.inl>
#include <noggit/Red/NodeEditor/Nodes/DataTypes/GenericData.hpp>
using namespace noggit::Red::NodeEditor::Nodes;
ImageSetRegionNode::ImageSetRegionNode()
: LogicNodeBase()
{
setName("Image :: SetRegion");
setCaption("Image :: SetRegion");
_validation_state = NodeValidationState::Valid;
addPortDefault<LogicData>(PortType::In, "Logic", true);
addPortDefault<ImageData>(PortType::In, "Image", true);
addPortDefault<ImageData>(PortType::In, "Image", true);
addPortDefault<Vector2DData>(PortType::In, "Pos<Vector2D>", true);
addPort<LogicData>(PortType::Out, "Logic", true);
addPort<ImageData>(PortType::Out, "Image", true);
}
void ImageSetRegionNode::compute()
{
QImage* image = static_cast<ImageData*>(_in_ports[1].in_value.lock().get())->value_ptr();
QImage* image_to_set = static_cast<ImageData*>(_in_ports[2].in_value.lock().get())->value_ptr();
glm::vec2 pos = defaultPortData<Vector2DData>(PortType::In, 3)->value();
if (pos.x < 0 || pos.x >= image->width() || pos.y < 0 || pos.y >= image->height())
{
setValidationState(NodeValidationState::Error);
setValidationMessage("Error: pos is out of range.");
return;
}
if (image_to_set->width() + pos.x - 1 >= image->width() || image_to_set->height() + pos.y - 1 >= image->height())
{
setValidationState(NodeValidationState::Error);
setValidationMessage("Error: second image dimensions are out of range.");
return;
}
QImage result = *image;
for (int i = 0; i < image_to_set->width(); ++i)
{
for (int j = 0; j < image_to_set->height(); ++j)
{
result.setPixelColor(pos.x + i, pos.y + j, image_to_set->pixelColor(i, j));
}
}
_out_ports[0].out_value = std::make_shared<LogicData>(true);
Q_EMIT dataUpdated(0);
_out_ports[1].out_value = std::make_shared<ImageData>(std::move(result));
Q_EMIT dataUpdated(1);
}
NodeValidationState ImageSetRegionNode::validate()
{
if (!static_cast<ImageData*>(_in_ports[1].in_value.lock().get())
|| !static_cast<ImageData*>(_in_ports[2].in_value.lock().get()))
{
setValidationState(NodeValidationState::Error);
setValidationMessage("Error: failed to evaluate image input.");
return _validation_state;
}
return LogicNodeBase::validate();
}
QJsonObject ImageSetRegionNode::save() const
{
QJsonObject json_obj = BaseNode::save();
defaultWidgetToJson(PortType::In, 3, json_obj, "pos");
return json_obj;
}
void ImageSetRegionNode::restore(const QJsonObject& json_obj)
{
BaseNode::restore(json_obj);
defaultWidgetFromJson(PortType::In, 3, json_obj, "pos");
}