2 files changed, 61 insertions, 25 deletions

diff --git a/NT/src/rotor.cpp b/NT/src/rotor.cpp
index f13f700..0c09b39 100644
--- a/NT/src/rotor.cpp
+++ b/NT/src/rotor.cpp
@@ -6,8 +6,8 @@ using namespace std;
 using namespace Rotor;
 
 int main(){
-	a_node a;
-	map<string,string> settings={{"p1","1"}, {"p2","2"}, {"p3","3"}};
-	a.init(settings);
+	//a_node a;
+	//map<string,string> settings={{"p1","1"}, {"p2","2"}, {"p3","3"}};
+	//a.init(settings);
 	printf("hello, world\n");
 }
\ No newline at end of file
diff --git a/NT/src/rotor.h b/NT/src/rotor.h
index 19e5d18..49d50a1 100644
--- a/NT/src/rotor.h
+++ b/NT/src/rotor.h
@@ -1,5 +1,6 @@
 #include <string>
 #include <sstream>
+#include <iostream>
 #include <map>
 #include <unordered_map>
 
@@ -7,14 +8,36 @@
 
 namespace Rotor {
 
-	template <class T> void from_string(T t,std::string s) {
-		std::istringstream cur(s);
-		cur >> t;
-	};
-
 	class Node;
-	class Frame_parameters;
 
+	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 { //base type for variable pointers
 		public:
 			virtual void init(std::string s){};
@@ -25,7 +48,8 @@ namespace Rotor {
 	template <class T> class Variable_type : public Variable {
 		public:
 			void init(std::string s){
-				from_string(value,s);
+				std::istringstream cur(s);
+				cur >> value;
 	    	};
 			T* get(Frame_parameters frame);
 			T value;
@@ -46,6 +70,7 @@ namespace Rotor {
 		public:
 			virtual ~Node(){
 				for (auto v:vars){
+					//std::cerr<<"deleting "<<v.first<<" ("<<(*v.second)<<")"<<std::endl;
 					delete v.second;
 				}
 			}
@@ -54,33 +79,44 @@ namespace Rotor {
 	};
 	template <class NT> class Node_type : public Node {
 		public:
-			NT* get_output(Frame_parameters frame);
+			virtual NT* get_output(const Frame_parameters &frame)=0;
 			void init(std::map<std::string,std::string> settings){
 				for (auto s:settings) {
-					if (vars.find(s.first)){
+					if (vars.find(s.first)!=vars.end()){
 						vars[s.first]->init(s.second);
 					}
-				}
+				};
 			}
 			template <class IT> IT* create_inlet(std::string name){
 				vars[name]=new Variable_type<IT>();
 				return &((dynamic_cast<Variable_type<IT>*>(vars[name]))->value);
 			}
 	};
-
-	class a_node: public Node_type<double> {
+	class time: public Node_type<double> {
 		public:
-			a_node(){
-				p1=create_inlet<int>("p1");
-				p2=create_inlet<float>("p2");
-				p3=create_inlet<double>("p3");
-				//initialise the pointer to point at the instance variable
-				//how to delete the vars ???
-			};
+			double* get_output(const Frame_parameters &frame){
+				value=frame.time;
+				return &value;
+			}
 		private:
-			int *p1;
-			float *p2;
-			double *p3;
+			double value;
+	};
+	class signal_double: public Node_type<double> {
+		public:
+			signal_double(){
+				value=create_inlet<double>("value");
+			}
+			double* get_output(const Frame_parameters &frame){
+				(*value)*=2.0;
+				return value;
+			}
+		private:
+			double *value;
 	};
 
 }
+
+//next:: make a couple of nodes that do something
+//test them
+//make loading and saving functions 
+//xml or json?
\ No newline at end of file