152 lines
4.0 KiB
C++
152 lines
4.0 KiB
C++
/***
|
|
|
|
Olive - Non-Linear Video Editor
|
|
Copyright (C) 2019 Olive Team
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
***/
|
|
|
|
#include "matrix.h"
|
|
|
|
#include <QMatrix4x4>
|
|
#include <QVector2D>
|
|
|
|
OLIVE_NAMESPACE_ENTER
|
|
|
|
MatrixGenerator::MatrixGenerator()
|
|
{
|
|
position_input_ = new NodeInput("pos_in", NodeParam::kVec2);
|
|
AddInput(position_input_);
|
|
|
|
rotation_input_ = new NodeInput("rot_in", NodeParam::kFloat);
|
|
AddInput(rotation_input_);
|
|
|
|
scale_input_ = new NodeInput("scale_in", NodeParam::kVec2, QVector2D(1.0f, 1.0f));
|
|
scale_input_->set_property("min", QVector2D(0, 0));
|
|
scale_input_->set_property("view", "percent");
|
|
scale_input_->set_property("disabley", true);
|
|
AddInput(scale_input_);
|
|
|
|
uniform_scale_input_ = new NodeInput("uniform_scale_in", NodeParam::kBoolean, true);
|
|
uniform_scale_input_->set_is_keyframable(false);
|
|
uniform_scale_input_->SetConnectable(false);
|
|
connect(uniform_scale_input_, &NodeInput::ValueChanged, this, &MatrixGenerator::UniformScaleChanged);
|
|
AddInput(uniform_scale_input_);
|
|
|
|
anchor_input_ = new NodeInput("anchor_in", NodeParam::kVec2);
|
|
AddInput(anchor_input_);
|
|
}
|
|
|
|
Node *MatrixGenerator::copy() const
|
|
{
|
|
return new MatrixGenerator();
|
|
}
|
|
|
|
QString MatrixGenerator::Name() const
|
|
{
|
|
return tr("Orthographic Matrix");
|
|
}
|
|
|
|
QString MatrixGenerator::ShortName() const
|
|
{
|
|
return tr("Ortho");
|
|
}
|
|
|
|
QString MatrixGenerator::id() const
|
|
{
|
|
return QStringLiteral("org.olivevideoeditor.Olive.transform");
|
|
}
|
|
|
|
QList<Node::CategoryID> MatrixGenerator::Category() const
|
|
{
|
|
return {kCategoryGenerator, kCategoryMath};
|
|
}
|
|
|
|
QString MatrixGenerator::Description() const
|
|
{
|
|
return tr("Generate an orthographic matrix using position, rotation, and scale.");
|
|
}
|
|
|
|
void MatrixGenerator::Retranslate()
|
|
{
|
|
position_input_->set_name(tr("Position"));
|
|
rotation_input_->set_name(tr("Rotation"));
|
|
scale_input_->set_name(tr("Scale"));
|
|
uniform_scale_input_->set_name(tr("Uniform Scale"));
|
|
anchor_input_->set_name(tr("Anchor Point"));
|
|
}
|
|
|
|
NodeValueTable MatrixGenerator::Value(NodeValueDatabase &value) const
|
|
{
|
|
// Push matrix output
|
|
QMatrix4x4 mat = GenerateMatrix(value);
|
|
NodeValueTable output = value.Merge();
|
|
output.Push(NodeParam::kMatrix, mat);
|
|
return output;
|
|
}
|
|
|
|
bool MatrixGenerator::HasGizmos() const
|
|
{
|
|
return true;
|
|
}
|
|
|
|
void MatrixGenerator::DrawGizmos(NodeValueDatabase &db, QPainter *p, const QVector2D &scale) const
|
|
{
|
|
// FIXME: Implement this properly
|
|
/*
|
|
p->setPen(Qt::white);
|
|
|
|
// Fold values into a matrix
|
|
QMatrix4x4 matrix = GenerateMatrix(db);
|
|
|
|
// Set QPainter transform to our matrix
|
|
p->setTransform(matrix.toTransform());
|
|
|
|
// Draw ellipse
|
|
p->drawEllipse(QRect(0, 0, 100, 100));
|
|
*/
|
|
}
|
|
|
|
QMatrix4x4 MatrixGenerator::GenerateMatrix(NodeValueDatabase &value) const
|
|
{
|
|
QMatrix4x4 mat;
|
|
|
|
// Position translate
|
|
QVector2D pos = value[position_input_].Take(NodeParam::kVec2).value<QVector2D>();
|
|
mat.translate(pos);
|
|
|
|
// Rotation
|
|
mat.rotate(value[rotation_input_].Take(NodeParam::kFloat).toFloat(), 0, 0, 1);
|
|
|
|
// Scale and Uniform Scale
|
|
QVector2D scale = value[scale_input_].Take(NodeParam::kVec2).value<QVector2D>();
|
|
if (value[uniform_scale_input_].Take(NodeParam::kBoolean).toBool()) {
|
|
scale.setY(scale.x());
|
|
}
|
|
mat.scale(scale);
|
|
|
|
// Anchor Point
|
|
mat.translate(-value[anchor_input_].Take(NodeParam::kVec2).value<QVector2D>());
|
|
|
|
return mat;
|
|
}
|
|
|
|
void MatrixGenerator::UniformScaleChanged()
|
|
{
|
|
scale_input_->set_property("disabley", uniform_scale_input_->get_standard_value().toBool());
|
|
}
|
|
|
|
OLIVE_NAMESPACE_EXIT
|