108 lines
2.7 KiB
C++
108 lines
2.7 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 "viewer.h"
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#include "panel/panelmanager.h"
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ViewerOutput::ViewerOutput() :
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attached_viewer_(nullptr)
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{
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texture_input_ = new NodeInput("tex_out");
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texture_input_->add_data_input(NodeInput::kTexture);
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AddParameter(texture_input_);
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}
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QString ViewerOutput::Name()
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{
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return tr("Viewer");
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}
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QString ViewerOutput::id()
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{
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return "org.olivevideoeditor.Olive.vieweroutput";
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}
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QString ViewerOutput::Category()
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{
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return tr("Output");
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}
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QString ViewerOutput::Description()
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{
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return tr("Interface between a Viewer panel and the node system.");
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}
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void ViewerOutput::SetTimebase(const rational &timebase)
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{
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timebase_ = timebase;
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if (attached_viewer_ != nullptr) {
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attached_viewer_->SetTimebase(timebase_);
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}
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}
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NodeInput *ViewerOutput::texture_input()
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{
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return texture_input_;
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}
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void ViewerOutput::Process()
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{
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if (attached_viewer_ != nullptr) {
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// Get the texture from whatever Node is currently connected (usually a Renderer of some kind)
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GLuint current_texture = texture_input_->get_value().value<GLuint>();
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// Send the texture to the Viewer
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attached_viewer_->SetTexture(current_texture);
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}
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}
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void ViewerOutput::AttachViewer(ViewerPanel *viewer)
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{
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// Disconnect old viewer if there's one attached
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if (attached_viewer_ != nullptr) {
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disconnect(attached_viewer_, SIGNAL(TimeChanged(const rational&)), this, SLOT(ViewerTimeChanged(const rational&)));
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}
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// FIXME: Currently this attaches to ViewerPanels, but should it attached to Viewers instead?
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attached_viewer_ = viewer;
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if (attached_viewer_ != nullptr) {
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connect(attached_viewer_, SIGNAL(TimeChanged(const rational&)), this, SLOT(ViewerTimeChanged(const rational&)));
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SetTimebase(timebase_);
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}
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}
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void ViewerOutput::InvalidateCache(const rational &start_range, const rational &end_range)
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{
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// Update any attached viewer
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Process();
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Node::InvalidateCache(start_range, end_range);
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}
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void ViewerOutput::ViewerTimeChanged(const rational &t)
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{
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set_time(t);
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Run();
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}
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