Files
vimix/CloneSource.h
Bruno Herbelin 77dc563219 Minimally operational Shader editor
Can edit code in GLSL, syntax highlighted, and compile shader. Compatible with ShaderToy code.
2022-04-23 01:02:31 +02:00

76 lines
1.8 KiB
C++

#ifndef CLONESOURCE_H
#define CLONESOURCE_H
#include <queue>
#include "Source.h"
#include "ImageFilter.h"
class ImageFilterRenderer;
class CloneSource : public Source
{
friend class Source;
public:
~CloneSource();
// implementation of source API
void update (float dt) override;
void setActive (bool on) override;
bool playing () const override { return !paused_; }
void play (bool on) override;
bool playable () const override;
void replay () override;
guint64 playtime () const override;
uint texture() const override;
bool failed() const override { return origin_ == nullptr; }
void accept (Visitor& v) override;
void render() override;
// implementation of cloning mechanism
inline void detach() { origin_ = nullptr; }
inline Source *origin() const { return origin_; }
// Clone properties
void setDelay(double second);
inline double delay() const { return delay_; }
void setFilter(const ImageFilter &filter, std::promise<std::string> *ret = nullptr);
ImageFilter filter() const;
glm::ivec2 icon() const override;
std::string info() const override;
protected:
// only Source class can create new CloneSource via clone();
CloneSource(Source *origin, uint64_t id = 0);
void init() override;
Source *origin_;
// cloning & queue of past frames
std::queue<FrameBuffer *> images_;
Surface *cloningsurface_;
FrameBuffer *garbage_image_;
// time management
GTimer *timer_;
bool timer_reset_;
std::queue<double> elapsed_;
std::queue<guint64> timestamps_;
double delay_;
// control
bool paused_;
// filter
ImageFilterRenderer *filter_render_;
// connecting line
class DotLine *connection_;
};
#endif // CLONESOURCE_H