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#ifndef ROTOR_H
#define ROTOR_H
#include <string>
#include <sstream>
#include <iostream>
#include <map>
#include <vector>
#include <unordered_map>
#include <json/json.h>
namespace Rotor {
class Node;
template <class NT> class Node_type;
class Audio_frame{
public:
Audio_frame(uint16_t *_samples,int _channels,int _numsamples){
samples=_samples;
channels=_channels;
numsamples=_numsamples;
}
uint16_t *samples;
int channels,numsamples;
};
class Frame_parameters{
public:
Frame_parameters(double _time,double _framerate,double _duration,int _w,int _h,Audio_frame *_audio=nullptr)
{ time=_time; framerate=_framerate; duration=_duration; w=_w; h=_h;audio=_audio;};
Frame_parameters(int _frame,double _framerate,double _duration,int _w,int _h,Audio_frame *_audio=nullptr)
{ time=((double)_frame)/_framerate; framerate=_framerate; duration=_duration; w=_w; h=_h;audio=_audio;};
int h,w;
Frame_parameters lastframe() const{
return Frame_parameters(time-(1.0/framerate),framerate,duration,w,h);
}
Frame_parameters nextframe() const{
return Frame_parameters(time+(1.0/framerate),framerate,duration,w,h);
}
double time; //num/denom ?
double framerate;
double duration;
Audio_frame *audio;
};
class Variable { //pure virtual base type for variable pointers
public:
Variable(){connection=nullptr;};
virtual void init(std::string s)=0;
virtual ~Variable(){};
virtual bool connect(Node* target)=0;
Node* connection;
bool connectable;
};
template <class T> class Variable_type : public Variable {
public:
Variable_type(bool _c){connectable=_c;};
void init(std::string s);
bool connect(Node* target);
const T& get(const Frame_parameters &frame);
T value;
};
class Node { //base type for node pointers
public:
virtual ~Node(){
for (auto v:vars){
delete v.second;
}
}
bool connect(std::string v,Node *t);
virtual Node* clone(std::map<std::string,std::string> &_settings)=0;
std::string type;
protected:
std::unordered_map<std::string,Variable*> vars;
};
template <class NT> class Node_type : public Node {
public:
virtual const NT& get_output(const Frame_parameters &frame)=0;
void init(std::map<std::string,std::string> settings);
template <class IT> Variable_type<IT>* create_inlet(std::string name){
vars[name]=new Variable_type<IT>(true);
return (dynamic_cast<Variable_type<IT>*>(vars[name]));
}
template <class IT> Variable_type<IT>* create_attribute(std::string name){
vars[name]=new Variable_type<IT>(false);
return (dynamic_cast<Variable_type<IT>*>(vars[name]));
}
};
}
#endif //ROTOR_H
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