100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 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 "scopebase.h"
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#include "config/config.h"
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namespace olive {
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#define super ManagedDisplayWidget
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ScopeBase::ScopeBase(QWidget* parent) :
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super(parent),
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texture_(nullptr),
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managed_tex_up_to_date_(false)
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{
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EnableDefaultContextMenu();
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}
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void ScopeBase::SetBuffer(TexturePtr frame)
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{
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texture_ = frame;
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managed_tex_up_to_date_ = false;
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update();
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}
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void ScopeBase::showEvent(QShowEvent* e)
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{
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super::showEvent(e);
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}
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void ScopeBase::DrawScope(TexturePtr managed_tex, QVariant pipeline)
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{
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ShaderJob job;
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job.Insert(QStringLiteral("ove_maintex"), NodeValue(NodeValue::kTexture, QVariant::fromValue(managed_tex)));
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renderer()->Blit(pipeline, job, VideoParams(width(), height(),
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static_cast<VideoParams::Format>(OLIVE_CONFIG("OfflinePixelFormat").toInt()),
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VideoParams::kInternalChannelCount));
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}
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void ScopeBase::OnInit()
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{
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super::OnInit();
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pipeline_ = renderer()->CreateNativeShader(GenerateShaderCode());
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}
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void ScopeBase::OnPaint()
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{
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// Clear display surface
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renderer()->ClearDestination();
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if (texture_) {
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// Convert reference frame to display space
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if (!managed_tex_ || !managed_tex_up_to_date_
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|| managed_tex_->params() != texture_->params()) {
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managed_tex_ = renderer()->CreateTexture(texture_->params());
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ColorTransformJob job;
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job.SetColorProcessor(color_service());
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job.SetInputTexture(texture_);
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job.SetInputAlphaAssociation(kAlphaNone);
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renderer()->BlitColorManaged(job, managed_tex_.get());
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}
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DrawScope(managed_tex_, pipeline_);
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}
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}
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void ScopeBase::OnDestroy()
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{
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super::OnDestroy();
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managed_tex_ = nullptr;
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texture_ = nullptr;
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pipeline_.clear();
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}
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}
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