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