Files
oak-editor/app/widget/multicam/multicamwidget.cpp
T

105 lines
2.0 KiB
C++

#include "multicamwidget.h"
namespace olive {
#define super ManagedDisplayWidget
MulticamWidget::MulticamWidget(QWidget *parent) :
super{parent},
node_(nullptr),
cacher_(nullptr),
tex_(nullptr)
{
}
void MulticamWidget::SetNode(MultiCamNode *n)
{
if (node_ == n) {
return;
}
if (node_) {
// Disconnect
}
node_ = n;
if (node_) {
// Connect
}
SetTime(time_);
}
void MulticamWidget::SetTime(const rational &r)
{
time_ = r;
if (node_) {
if (cacher_) {
int sources = node_->InputArraySize(node_->kSourcesInput);
watchers_.resize(sources);
textures_.resize(sources);
watchers_.fill(nullptr);
textures_.fill(nullptr);
for (int i=0; i<sources; i++) {
if (Node *n = node_->GetConnectedOutput(node_->kSourcesInput, 0)) {
auto w = new RenderTicketWatcher(this);
connect(w, &RenderTicketWatcher::Finished, this, &MulticamWidget::RenderedFrame);
w->SetTicket(cacher_->GetSingleFrame(n, time_, false));
watchers_[i] = w;
}
}
}
}
}
void MulticamWidget::OnInit()
{
super::OnInit();
pipeline_ = renderer()->CreateNativeShader(ShaderCode(FileFunctions::ReadFileAsString(QStringLiteral(":/shaders/multicam.frag"))));
}
void MulticamWidget::OnPaint()
{
// Clear display surface
renderer()->ClearDestination();
if (tex_) {
ColorTransformJob job;
job.SetColorProcessor(color_service());
job.SetInputTexture(tex_);
job.SetInputAlphaAssociation(kAlphaNone);
renderer()->BlitColorManaged(job, GetViewportParams());
}
}
void MulticamWidget::OnDestroy()
{
pipeline_.clear();
tex_ = nullptr;
super::OnDestroy();
}
void MulticamWidget::RenderedFrame()
{
auto watcher = static_cast<RenderTicketWatcher*>(sender());
if (watcher->HasResult()) {
int index = watchers_.indexOf(watcher);
if (index != -1) {
if ((textures_[index] = watcher->Get().value<TexturePtr>())) {
update();
}
}
}
delete watcher;
}
}